Incidental Take Authorizations for Construction Activities
This page lists Incidental Take Authorizations for construction-related activities. Applications are typically posted when public review is initiated.
An Interactive Map can be viewed that shows recent and in process authorizations. *Please note that to use the Interactive Map, you will be required to log in.
Authorizations In Process
The following authorizations are currently in process:
Renewal of Ag Processing Inc.'s Port of Grays Harbor Terminal 4 Expansion and Redevelopment Project in Project in Grays Harbor County, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | 7/16/2025 | -- | -- |
Summary: NOAA Fisheries received a request from the Port of Grays Harbor for the renewal of a currently active incidental harassment authorization to take marine mammals incidental to construction activities associated with the Terminal 4 Expansion and Redevelopment Project at the Port of Grays Harbor in Grays Harbor County, Washington. The Port’s activities will not be completed prior to the IHA’s expiration. NOAA Fisheries requested comments on both the proposed IHA and the potential for renewing the initial authorization if certain requirements were satisfied. The renewal requirements have been satisfied, and NOAA Fisheries is now providing an additional 15-day comment period to allow for any additional comments on the proposed renewal not previously provided during the initial 30-day comment period.
U.S. Army Corps of Engineers' Sand Island Pile Dikes Repairs in the Columbia River
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | 7/23/2025 | -- | -- |
Summary: NOAA Fisheries has received a request from the U.S. Army Corps of Engineers for authorization to take marine mammals incidental to the Sand Island Pile Dikes Repairs Project in the Columbia River. NOAA Fisheries is requesting comments on its proposal to issue an Incidental Harassment Authorization to incidentally take marine mammals during the specified activities. NOAA Fisheries is also requesting comments on a possible one-time, one-year renewal that could be issued under certain circumstances and if all requirements are met, as described in Request for Public Comments at the end of this notice. NOAA Fisheries will consider public comments prior to making any final decision on the issuance of the requested MMPA authorization and agency responses will be summarized in the final notice of our decision.
Washington State Department of Transportation's Kingston Ferry Terminal Trestle Seismic Retrofit Project in Kingston, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | 7/18/2025 | -- | -- |
Summary: NOAA Fisheries has received a request from Washington State Department of Transportation for authorization to take marine mammals incidental to the Kingston Ferry Terminal Trestle Seismic Retrofit Project in Kingston, Washington. NOAA Fisheries is requesting comments on its proposal to issue an incidental harassment authorization to incidentally take marine mammals during the specified activities. NOAA Fisheries is also requesting comments on a possible one-time, 1-year renewal that could be issued under certain circumstances and if all requirements are met, as described in Request for Public Comments at the end of this notice. NOAA Fisheries will consider public comments prior to making any final decision on the issuance of the requested MMPA authorization and agency responses will be summarized in the final notice of our decision.
City of Whittier’s Whittier Harbor Rebuild Phase III Project in Whittier, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries has received a request from the City of Whittier for authorization to take marine mammals incidental to the Whittier Harbor Rebuild Phase III Project in Whittier, Alaska.
Alaska Department of Transportation and Public Facilities' Prince William Sound Ferry Terminal Improvement Projects in Cordova, Chenega, and Tatitlek, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries has received a request from the Alaska Department of Transportation and Public Facilities for authorization to take marine mammals incidental to the Prince William Sound Ferry Terminal Improvement Projects in Cordova, Chenega, and Tatitlek, Alaska.
Interstate Bridge Replacement Program's Interstate Bridge Replacement Project on Interstate 5 between Portland, Oregon, and Vancouver, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries has received a request from the Interstate Bridge Replacement Program for authorization to take small numbers of marine mammals incidental to the Interstate Bridge Replacement Project on Interstate 5 between Portland, Oregon, and Vancouver, Washington over the course of five years from the date of issuance. NOAA Fisheries is announcing receipt of the IBRP’s request for the development and implementation of regulations governing the incidental taking of marine mammals.
U.S. Army Corps of Engineers' Duckabush Estuary Restoration Project near Brinnon, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries has received a request from the U.S. Army Corps of Engineers for authorization to take marine mammals incidental to the Duckabush Estuary Restoration Project in Hood Canal, Washington, for a period of 5 years (2025-2029). NOAA Fisheries is announcing receipt of USACE’s request for the development and implementation of regulations governing the incidental taking of marine mammals.
Port of Alaska's Construction Activities for the Port of Alaska Modernization Program Phase 2B: Cargo Terminal Replacement Project in Anchorage, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries received a request from the Don Young Port of Alaska for authorization to take marine mammals incidental to the Cargo Terminals Replacement Project at the existing port facility in Anchorage, Alaska over the course of 5 construction seasons (2026 - 2030). NOAA Fisheries is proposing regulations setting forth permissible methods of taking, other means of effecting the least practicable adverse impact on such marine mammal stocks (i.e., mitigation measures), and requirements pertaining to monitoring and reporting such takes and requests comments on the proposed regulations.
New Fortress Energy, LLC FLNG Project off Louisiana
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries has received a request from New Fortress Energy Louisiana FLNG, LLC for authorization to take marine mammals incidental to construction of liquefied natural gas platforms off Grand Isle, Louisiana.
Army Corps of Engineers Port Everglades Harbor Navigation Project in Broward County, Florida
| Status | Public Comment | Date Issued | Effective Dates |
| In Process | Closed | -- | -- |
Summary: NOAA Fisheries has received a request from the U.S. Army Corps of Engineers, Jacksonville District, for authorization to take, by Level B harassment only, small numbers of marine mammals incidental to the Port Everglades Harbor Deepening and Widening Project, in Broward County, Florida, for a period of five years from August 2024 through August 2029. NOAA Fisheries is announcing receipt of USACE’s request for the development and implementation of regulations governing the incidental taking of marine mammals.
Active Authorizations
The following authorizations are currently active:
City of Ketchikan's Berth III Mooring Dolphins Project in the Port of Ketchikan in the Tongass Narrows, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 6/26/2025 | -- |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the City of Ketchikan for authorization to take marine mammals incidental to the Berth III Mooring Dolphins Project in the Port of Ketchikan in the Tongass Narrows, Alaska.
Alaska Department of Transportation and Public Facilities' Angoon Ferry Terminal Modification Project in Angoon, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 6/5/2025 | -- |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Alaska Department of Transportation and Public Facilities for authorization to take marine mammals incidental to the Angoon Ferry Terminal Modification Project in Angoon, Alaska.
Alaska Railroad Corporation's Seward Freight Dock construction project in Seward, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 5/15/2025 | 11/1/2026 - 10/31/2027 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the Alaska Railroad Corporation for authorization to take marine mammals incidental to Seward Freight Dock construction project in Seward, Alaska.
Haines Borough's Lutak Dock Replacement Project in Haines, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 2/9/2024 | 6/1/2025 - 5/31/2026 |
Summary: NOAA Fisheries has received a request from the Haines Borough for the reissuance of a previously issued incidental harassment authorization with the only change being effective dates. The initial IHA authorized take of six species of marine mammals, by Level A and Level B harassment, incidental to construction activities associated with the Lutak Dock Replacement project in Haines, Alaska. The project has been delayed by 1 year and none of the work covered in the initial IHA has been conducted. The initial IHA was effective from June 1, 2024 through May 31, 2025. The Haines Borough has requested reissuance with new effective dates of June 1, 2025 through May 31, 2026. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
United States Coast Guard's Base Kodiak Homeporting Facility in Kodiak, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 5/13/2025 | 5/19/2025 - 5/18/2027 |
Summary: NOAA Fisheries has issued two consecutive incidental harassment authorizations to the United States Coast Guard for authorization to take marine mammals incidental to Base Kodiak Homeporting Facility in Womens Bay, Kodiak, Alaska.
U.S. Army Corps of Engineers' Lower Columbia River Dredged Material Management Plan, Oregon and Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 6/18/2025 | 11/1/2027 - 2/29/2032 |
Summary: A Letter of Authorization has been issued to the United States Army Corps of Engineers for the taking of marine mammals incidental to the implementation of the Lower Columbia River Dredged Material Management Plan in Oregon and Washington.
Maine Department of Transportation's Lubec Harbor Project
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/10/2025 | 4/11/2025 - 4/10/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the Maine Department of Transportation to incidentally harass marine mammals during construction activities associated with the Lubec Harbor project in Lubec, Maine.
Reissue of United States Navy's Maintenance and Pile Replacement Project in Puget Sound, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/15/2025 | 7/1/2025 - 6/30/2026 |
Summary: NOAA Fisheries has received a request from the United States Navy for the re-issuance of a previously issued incidental harassment authorization with the only change being effective dates. The initial IHA authorized take of 10 species of marine mammals, by Level A and Level B harassment, incidental to construction associated with the Navy’s Naval Facilities Engineering Command Northwest Northwest Marine Structure Program project in Puget Sound, Washington. The project has been delayed and none of the work covered in the initial IHA has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
Pacific Air Forces Regional Support Center's construction activities at Eareckson Air Station Fuel Pier Repair in Alcan Harbor, Shemya Island, Alaska (2025)
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/21/2025 | 4/21/2025 - 2/20/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the United States Air Force Pacific Air Forces Regional Support Center to incidentally harass marine mammals during construction activities associated with a the Eareckson Air Station Fuel Pier Repair project in Alcan Harbor on Shemya Island, Alaska.
U.S. Coast Guard's Station Siuslaw River Construction Project in Florence, Oregon
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 3/19/2025 | 11/1/2025 -10/31/2026 |
Summary: NOAA Fisheries has issued an Incidental Harassment Authorization to the U.S. Coast Guard to incidentally harass marine mammals during pile driving activities associated with Station Siuslaw River construction project in Florence, Oregon.
City of Hoonah’s Cargo Dock Project in Hoonah, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 3/10/2025 | 9/1/2025 - 8/31/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the City of Hoonah (Hoonah) to incidentally harass marine mammals during pile driving and removal activities associated with the Hoonah Cargo Dock project in Hoonah, Alaska. There are no changes from the proposed authorization in this final authorization.
Reissuance of U.S. Army Corps of Engineers Unalaska (Dutch Harbor) Channel Deepening Project in Unalaska, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 3/7/2025 | 3/15/2025 - 3/14/2026 |
Summary: NOAA Fisheries has received a request from the United States Army Corps of Engineers for the re-issuance of a previously issued incidental harassment authorization with the only change being effective dates. The initial IHA authorized take of four species of marine mammals, by Level A and Level B harassment, incidental to construction associated with the Unalaska Channels Deepening Project in Iliuliuk Bay, Alaska. The project has been delayed and none of the work covered in the initial IHA has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
Renewal of NOAA Office of Marine and Aviation Operations Research Vessel Relocation at Naval Station Newport in Rhode Island
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 2/27/2025 | 2/27/2025 - 1/31/2026 |
Summary: NOAA Fisheries has issued a renewal incidental harassment authorization to the NOAA Office of Marine and Aviation Operations to incidentally harass marine mammals during construction activities associated with the relocation of NOAA research vessels at Naval Station Newport in Rhode Island.
Reissuance of United States Navy's Construction at U.S. Naval Submarine Base New London in Groton, Connecticut
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 1/15/2025 | 2/1/2026 - 1/31/2027 |
Summary: NOAA Fisheries has received a request from the U.S. Navy for the re-issuance of a previously issued incidental harassment authorization with the only change being effective dates. The initial IHA authorized take of six species of marine mammals, by Level B harassment, and for take of harbor seals, gray seals, and harp seals by Level A harassment, incidental to construction associated with the New London Pier Extension Project at the Naval Submarine Base New London in Groton, Connecticut. The project has been delayed and none of the work covered in the initial IHA has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
Reissuance of Trident Seafoods' Corporation Bunkhouse Dock Replacement Project in Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 1/15/2025 | 3/1/2025 - 2/28/2026 |
Summary: NOAA Fisheries has received a request from Trident Seafoods Corporation for the re-issuance of a previously issued incidental harassment authorization with the only change being effective dates. The initial IHA authorized take of six species of marine mammals, by Level B harassment only, incidental to construction associated with the Bunkhouse Dock replacement project in Kodiak, Alaska. The project has been delayed and none of the work covered in the initial IHA has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
U.S. Navy's Construction Activities at the Q8 Bulkhead at Naval Station Norfolk in Norfolk, Virginia
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 6/10/2025 | 8/4/2025 - 8/3/2030 |
Summary: A Letter of Authorization has been issued to the U.S. Navy for the take of marine mammals incidental to the Q8 Bulkhead repair and replacement project at Naval Station Norfolk in Norfolk, Virginia.
United States Coast Guard's Fast Response Cutter Homeporting in Seward and Sitka, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 12/17/2024 | 9/1/2026 - 2/29/2028 |
Summary: NOAA Fisheries has issued two incidental harassment authorizations to the United States Coast Guard to incidentally harass marine mammals during construction activities associated with fast response cutter homeporting in Seward and Sitka, Alaska.
Renewal of Pacific Gas & Electric's Sediment Remediation Project, San Francisco Bay
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 11/15/2024 | 5/1/2025 - 4/30/2026 |
Summary: NOAA Fisheries has issued a renewal incidental harassment authorization to Pacific Gas & Electric to incidentally harass marine mammals incidental to construction associated with a sediment remediation project in San Francisco Bay, CA.
City and Borough of Sitka's Gary Paxton Industrial Park Vessel Haulout Project in Sitka, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 11/15/2024 | 11/15/2024 - 11/14/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to City and Borough of Sitka to incidentally harass marine mammals during construction activities associated with Gary Paxton Industrial Park Vessel Haulout Project in Sawmill Cove in Sitka, Alaska.
Renewal of Municipality of Skagway's Skagway Ore Terminal Redevelopment Project in Skagway, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 11/18/2024 | 11/18/2024 - 9/30/2025 |
Summary: NOAA Fisheries has issued a renewal incidental harassment authorization to Municipality of Skagway to incidentally harass marine mammals incidental to the terminal redevelopment project in Skagway, Alaska.
Reissuance of Alaska Department of Transportation and Public Facilities' Ferry Berth Construction Tongass Narrows Project (2024)
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 11/5/2024 | 9/1/2025 - 8/31/2026 |
Summary: NOAA Fisheries has received a request from the Alaska Department of Transportation and Public Facilities for the re-issuance of a previously issued incidental harassment authorization with the only change being effective dates. The initial IHA authorized take of 11 species of marine mammals, by Level A and Level B harassment, incidental to construction associated with the Ferry Berth construction Ketchikan, Alaska. The project has been delayed and none of the work covered in the initial IHA has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
Renewal of Port of Bellingham's Bellingham Shipping Terminal in Bellingham, Washington
| Status | Public Comment | Issued Date | Effective Dates |
| Active | Closed | 10/23/2024 | 11/7/2024 - 11/7/2025 |
Summary: NOAA Fisheries has issued a renewal incidental harassment authorization to the Port of Bellingham to incidentally harass marine mammals incidental to maintenance and rehabilitation of the Bellingham Shipping Terminal in Bellingham, WA.
Renewal of Naval Base Point Loma Pier 302 Replacement Project in San Diego, California
| Status | Public Comment | Issued Date | Effective Dates |
| Issued | Closed | 10/21/2024 | 10/21/2024 - 9/30/2025 |
Summary: NOAA Fisheries has issued a renewal incidental harassment authorization to the U.S Navy to incidentally harass marine mammals during construction activities associated with pile driving at the Point Loma Naval Base in San Diego, CA.
U.S. Army Corps of Engineers Sand Island Pile Dikes Repairs in the Columbia River
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 8/15/2022 | 8/1/2023 - 7/31/2025 |
Summary: NOAA Fisheries has issued a modified IHA to U.S. Army Corps of Engineers to incidentally harass marine mammals during construction associated with Sand Island Pile Dikes Repairs on the Columbia River.
Reissuance of City of Santa Cruz Murray St. Bridge Seismic Retrofit Project in Santa Cruz, California
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 9/26/2024 | 7/1/2025 - 6/30/2027 |
Summary: NOAA Fisheries has received a request from the City of Santa Cruz for the reissuance of previously issued incidental harassment authorizations (IHAs). The initial IHAs authorized take incidental to construction associated with Murray St. Bridge seismic retrofit project in Santa Cruz, California. The project has been delayed and none of the planned work has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHAs. NOAA Fisheries therefor is reissuing identical IHAs, with the only change being to the effective dates.
Army Corps of Engineers' Baker Bay Pile Dike Repair Project in Baker Bay, Oregon
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 9/24/2024 | 8/1/2025 - 7/31/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the Army Corps of Engineers to incidentally harass marine mammals during construction activities associated with the Baker Bay pile dike repair project in Baker Bay, Oregon. There are no changes from the proposed authorization in this final authorization.
Washington Department of Transportation's Seattle Slip 3 Vehicle Transfer Span Project off of Seattle, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 9/12/2024 | 9/12/2024 - 9/11/2025 |
Summary: NOAA Fisheries has received a request from Washington Department of Transportation for authorization to take marine mammals incidental to construction of the Seattle Slip 3 Vehicle Transfer Span in the waters off of Seattle, Washington. The applicant is requesting authorization for Level B harassment of small numbers of marine mammals resulting from underwater sound produced by vibratory and impact pile driving in the project area.
Petrogas Pacific, LLC's Ferndale Pier Maintenance Activities in Ferndale, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 9/4/2024 | 8/1/2025 - 7/31/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Petrogas Pacific, LLC to incidentally harass marine mammals during construction activities associated with Ferndale Pier Maintenance Activities in Ferndale, Washington.
Phillips 66 Co.'s Ferndale Refinery Dock Maintenance and Pile Replacement Activities in Ferndale, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 8/9/2024 | 8/9/2024 - 8/8/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Phillips 66 Co. to incidentally harass marine mammals during construction activities associated with a dock replacement project in Ferndale, Washington. There are no changes from the proposed authorization in this final authorization.
Weyerhaeuser Company's Log Export Dock Project on the Columbia River near Longview, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 8/2/2024 | 9/1/2025 - 8/31/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Weyerhaeuser Company to incidentally harass marine mammals during construction activities associated with the Log Export Dock Project on the Columbia River near Longview, Washington. There are no changes from the proposed authorization in this final authorization.
San Mateo County Harbor District Pillar Point Harbor Johnson Pier Expansion and Dock Replacement Project in Princeton, California
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 7/15/2024 | 12/1/2024 - 11/30/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization (IHA) to San Mateo County Harbor District to incidentally harass marine mammals during activities associated with the Pillar Point Harbor Johnson Pier Expansion and Dock Replacement Project in Princeton, California.
Renewal of Debris Dock Replacement Project in Sausalito, California
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 6/7/2024 | 7/15/2024 - 7/14/2025 |
Summary: NOAA Fisheries has issued a renewal incidental harassment authorization to the U.S. Army Corps of Engineers to harass marine mammals incidental to construction activities associated with the debris dock replacement project in Sausalito, California.
Ag Processing Inc.'s Port of Grays Harbor Terminal 4 Expansion and Redevelopment Project in Project in Grays Harbor County, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 6/1/2024 | 7/16/2024 - 7/15/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Ag Processing Inc. to incidentally harass marine mammals during construction activities associated with the Terminal 4 Expansion and Redevelopment Project at the Port of Grays Harbor (Port) in both the City of Aberdeen and City of Hoquiam, Grays Harbor County, Washington.
United States Navy's Maintenance and Pile Replacement Project in Puget Sound, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 5/28/2024 | 7/1/2024 - 6/30/2026 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the United States Navy to incidentally harass marine mammals during construction activities associated with the Naval Facilities Engineering Command Northwest Maintenance and Pile Replacement project in Puget Sound, Washington.
City and Borough of Sitka's Seaplane Base Construction Activities
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 5/3/2024 | 7/1/2024 - 6/30/2026 |
Summary: NOAA Fisheries has issued two consecutive incidental harassment authorizations to City and Borough of Sitka to incidentally harass marine mammals during construction activities associated with the CBS’ Sitka Seaplane Base project, in Sitka, Alaska
U.S. Army Corps of Engineers' Port of Nome Modification Project in Nome, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/17/2024 | 5/1/2025 - 4/30/2026 |
Summary: NOAA Fisheries has received a request from the U.S. Army Corps of Engineers for the reissuance of a previously issued incidental harassment authorization (IHA) with the only change being effective dates. The initial IHA authorized take of 10 species of marine mammals, by Level B harassment only, incidental to construction activities associated with the Port of Nome Modification Project in Nome, Alaska. The project has been delayed by 1 year and none of the work covered in the initial IHA has been conducted. The initial IHA was effective from May 1, 2024 through April 30, 2025. U.S. Army Corps of Engineers has requested reissuance with new effective dates of May 1, 2025 through April 30, 2026. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
Pacific Gas & Electric's Sediment Remediation Project, San Francisco Bay
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 1/25/2024 | 5/1/2024 - 4/30/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Pacific Gas & Electric to incidentally harass marine mammals during construction activities associated with a sediment remediation project in San Francisco Bay.
Naval Magazine Indian Island Ammunition Wharf Maintenance and Pile Replacement Project
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 1/23/2024 | 10/1/2024 - 9/30/2029 |
Summary: NOAA Fisheries, upon request from the U.S. Navy, issues these regulations to govern the taking of marine mammals during the maintenance and pile replacement construction activities at the Ammunition Wharf at Naval Magazine Indian Island in Puget Sound, Washington, over the course of 5 years (2024 to 2029). These regulations, which allow for the issuance of Letters of Authorization for the incidental take of marine mammals during the described activities and timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species and their habitat, and establish requirements pertaining to the monitoring and reporting of such taking.
Alaska Department of Transportation and Public Facilities Pile Driving and Removal to Improve the Auke Bay East Ferry Terminal in Juneau, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 1/9/2024 | 10/1/2024 - 9/30/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to Alaska Department of Transportation and Public Facilities to incidentally harass, by Level A and Level B harassment, marine mammals during construction activities associated with a pile driving project for improvements to the Auke Bay East Ferry Terminal in Juneau, Alaska.
Alaska Department of Transportation and Public Facilities Hydaburg Seaplane Base Refurbishment Project in Hydaburg, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 01/09/2024 | 9/15/2024 - 9/14/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the Alaska Department of Transportation and Public Facilities to incidentally harass marine mammals during construction associated with the Hydaburg Seaplane Base Refurbishment Project in Hydaburg, Alaska.
U.S. Coast Guard Programmatic Maintenance at 8 Facilities in Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 12/20/2024 | 3/1/2024 - 2/28/2029 |
Summary: NOAA Fisheries, upon request from the United States Coast Guard, hereby issues regulations to govern the unintentional taking of marine mammals incidental to maintenance and repair at facilities in Alaska, over the course of 5 years (2023-2028). These regulations, which allow for the issuance of a Letter of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking.
U.S. Army Corps of Engineers Tillamook South Jetty Repairs in Tillamook Bay, Oregon
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 10/27/2023 | 11/1/2023 - 10/31/2025 |
Summary: NOAA Fisheries has received a request from the U.S. Army Corps of Engineers, Portland District, for the re-issuance of a previously issued incidental harassment authorization with the only change being to the effective dates. The initial IHA authorized take of five species of marine mammals, by Level A and Level B harassment, incidental to construction associated with the Tillamook South Jetty Repairs in Tillamook Bay, Oregon. The project has been delayed and none of the work covered in the initial IHA has been conducted. The scope of the activities and anticipated effects remain the same, authorized take numbers are not changed, and the required mitigation, monitoring, and reporting remains the same as included in the initial IHA. NOAA Fisheries is, therefore, issuing a second identical IHA to cover the incidental take analyzed and authorized in the initial IHA.
U.S. Coast Guard Air Station Port Angeles' Pier Maintenance and Bank Stabilization in Port Angeles, WA
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 10/19/2023 | 7/16/2024 - 7/15/2025 |
Summary: NOAA Fisheries has issued an incidental harassment authorization to the U.S. Coast Guard to incidentally harass marine mammals during construction activities associated with pier maintenance and bank stabilization at USCG Air Station Port Angeles, Port Angeles, Washington. There are no changes from the proposed authorization in this final authorization.
City of Cordova's Harbor Rebuild Project in Cordova, Alaska
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 9/29/2023 | 10/1/2023 - 9/30/2025 |
Summary: NOAA Fisheries has issued two incidental harassment authorizations to the City of Cordova to incidentally harass marine mammals during construction activities associated with a with the City of Cordova, Cordova Harbor Rebuild project, in Cordova, Alaska.
U.S. Navy Replacement of Pier 3 at Naval Station Norfolk in Norfolk, Virginia (2022)
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 5/9/2023 | 5/18/2023 - 5/18/2028 |
Summary: NOAA Fisheries, upon request from the U.S. Navy, hereby issues regulations to govern the unintentional taking of marine mammals incidental to construction activities associated with the replacement of Pier 3 at Naval Station Norfolk in Norfolk, Virginia over the course of 5 years (2023-2028). These regulations, which allow for the issuance of a Letter of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking.
U.S. Navy Construction at Portsmouth Naval Shipyard, Kittery, Maine (2023)
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/1/2023 | 4/1/2023 - 3/31/2028 |
Summary: NOAA Fisheries, upon request from the U.S. Navy, issued regulations to govern the unintentional taking of marine mammals incidental to construction at the Portsmouth Naval Shipyard in Kittery, Maine, over the course of 5 years (2023-2028). These regulations, which allow for the issuance of a Letter of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking.
Modification to U.S. Navy Construction at Naval Station Newport, Rhode Island
| Status | Public Comment | Issued Date | Effective Dates |
| Active | Closed | 01/25/2023 | 01/25/2023 - 05/14/2027 |
Summary: NOAA Fisheries has issued a modified Letter of Authorization to the U.S. Navy to incidentally harass, by Level B harassment only, marine mammals during construction activities associated with pile driving and bulkhead repair at Naval Station Newport in Newport, Rhode Island.
Sonoma County Water Agency's Estuary Management Activities in Sonoma County, California (2022)
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/19/2022 | 4/21/2022 - 4/20/2027 |
Summary: NOAA Fisheries, upon request from the Sonoma County Water Agency, has issued regulations to govern the unintentional taking of marine mammals incidental to Russian River estuary management activities in Sonoma County, California, over the course of five years (2022-2027). These regulations, which allow for the issuance of Letters of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking.
BNSF Railway Railway Bridge Heavy Maintenance Project in King County, Washington
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 11/12/2024 | 7/16/2025 - 7/15/2027 |
Summary: NOAA Fisheries has received a request from BNSF Railway for the reissuance of two consecutive previously issued incidental harassment authorizations with the only change being effective dates. The initial IHAs authorized take of seven species of marine mammals incidental to construction associated with the BNSF Railway Bridge Heavy Maintenance Project.
Lighthouse Repair and Tour Operations at Northwest Seal Rock, California
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/15/2022 | 5/15/2022 - 5/14/2027 |
Summary: NOAA Fisheries Office of Protected Resources, upon request from the St. George Reef Lighthouse Preservation Society, has issued regulations to govern the unintentional taking of marine mammals incidental to conducting aircraft operations, lighthouse renovation, light maintenance activities, and tour operations on the St. George Reef Lighthouse Station on Northwest Seal Rock over the course of five years (2022-2027). These regulations, which allow for the issuance of Letters of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking. We are also issuing a Letter of Authorization to cover the first year of these activities.
U.S. Navy Construction at Naval Station Newport, Rhode Island
| Status | Public Comment | Issued Date | Effective Dates |
| Active | Closed | 12/15/2021 | 5/15/2022 - 5/14/2027 |
Summary: NOAA Fisheries, upon request of the U.S. Navy (Navy), has issued regulations to govern the unintentional taking of marine mammals incidental to construction activities for bulkhead replacement and repairs at Naval Station Newport over the course of five years (2022-2027). These regulations, which allow for the issuance of a Letter of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking.
U.S. Navy Construction at Naval Station Norfolk in Norfolk, Virginia
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 5/6/2021 | 6/7/2021 - 6/6/2026 |
Summary: NOAA Fisheries has issued a Letter of Authorization to the U.S. Navy for the take of marine mammals incidental to construction activities at Naval Station Norfolk in Norfolk, Virginia.
Hampton Roads Bridge-Tunnel Expansion Project, Hampton-Norfolk, Virginia (2021-2026)
| Status | Public Comment | Date Issued | Effective Dates |
| Active | Closed | 4/2/2021 | 4/2/2021 - 4/2/2026 |
Summary: NOAA Fisheries, upon request of the Hampton Roads Connector Partners, had issued regulations to govern the unintentional taking of marine mammals incidental to construction activities associated with the Hampton Roads Bridge Tunnel Expansion Project in Norfolk, Virginia, over the course of five years (2021-2026). These regulations, which allow for the issuance of Letters of Authorization for the incidental take of marine mammals during the described activities and specified timeframes, prescribe the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species or stocks and their habitat, as well as requirements pertaining to the monitoring and reporting of such taking.
Withdrawn Authorizations
The following authorizations were withdrawn.
| Applicant | Activity | Authorization Type | Effective Dates |
| San Francisco | Treasure Island Ferry Dock | IHA | -- |
| Caltrans | Murray Street Bridge Seismic Retrofit Project, Santa Cruz, California | IHA | -- |
| Municipality of Skagway (AK) | Skagway Gateway Initiative Project | IHA | -- |
Expired Authorizations
For documents related to expired authorizations, including older authorizations not shown on this page, please contact us.
| Applicant | Activity | Authorization Type | Effective Dates |
| U.S. Army Corps of Engineers | Small Boat Harbor Preconstruction Activities (Geotechnical Surveys) in St. George, Alaska | IHA | 4/15/2025 - 6/15/2025 |
| Transcontinental Gas Pipe Line Company LLC | Construction with the LNYBL Natural Gas Pipeline Maintenance in Sandy Hook Channel, New Jersey | IHA | 6/15/2024 - 6/14/2025 |
| Chevron Products Company | Renewal of Long Wharf Maintenance and Efficiency Project in San Francisco Bay, California | IHA | 6/1/2024 - 5/31/2025 |
| Port of Alaska | North Extension Stabilization – Step 1 Project in Anchorage, Alaska | IHA | 4/1/2024 - 3/31/2025 |
| Pacific Air Forces Regional Support Center | Construction activities at Eareckson Air Station Fuel Pier Repair in Alcan Harbor, Shemya Island, Alaska | IHA | 4/1/2024 - 3/31/2025 |
| Turnagain Marine Construction | Renewal of Cruise Dock Construction Project in Whittier, Alaska | IHA | 4/1/2024 - 3/31/2025 |
| California Department of Transportation | Renewal of Richmond-San Rafael Bridge Restoration Project in Richmond, CA | IHA | 4/1/2024 - 3/30/2025 |
| U.S. Navy | Construction of Ammunition Pier and Turning Basin at Naval Weapons Station Seal Beach, California | LOA | 3/25/2020 - 3/24/2025 |
| U.S. Navy | Mole Pier South Berth Floating Dry Dock Project | IHA | 3/1/2024 - 2/28/2025 |
| U.S. Navy | Submarine Base New London Pier Construction, Groton, CT | LOA | 3/1/2020 - 2/28/2025 |
| U.S. Army Corps of Engineers | North Jetty Maintenance and Repairs Project, Coos Bay, Oregon | IHA | 9/1/2022 - 2/28/2025 |
| City of Oceanside | Harbor Fishing Pier and Non-Motorized Vessel Launch Improvement Project in Oceanside, CA | IHA | 3/1/2024 - 2/28/2025 |
| Chesapeake Tunnel Joint Venture | Parallel Thimble Shoal Tunnel Project in Virginia Beach, Virginia | IHA | 2/15/2024 - 2/14/2025 |
| NOAA Office of Marine and Aviation Operations | Research Vessel Relocation at Naval Station Newport in Rhode Island | IHA | 2/1/2024 - 1/31/2025 |
| United States Navy | Construction at U.S. Naval Submarine Base New London in Groton, Connecticut | IHA | 12/1/2024 - 11/30/2025 |
| Trident Seafoods' Corporation | Bunkhouse Dock Replacement Project in Alaska | IHA | 3/1/2024 - 2/28/2025 |
| U.S. Army Corps of Engineers | Unalaska (Dutch Harbor) Channel Deepening Project in Unalaska, Alaska | IHA | 1/1/2024 - 12/31/2024 |
| Port of Bellingham | Bellingham Shipping Terminal in Bellingham, Washington | IHA | 11/6/2023 - 11/5/2024 |
| United States Coast Guard | Construction in Astoria, Oregon | IHA | 11/6/2023 - 11/5/2024 |
| Municipality of Skagway | Modification of the Skagway Ore Terminal Redevelopment Project in Skagway, Alaska | IHA | 4/29/2024 - 9/30/2024 |
| U.S. Navy | Naval Base Point Loma Pier 302 Replacement Project | IHA | 10/1/2023 - 9/30/2024 |
| City of Ketchikan | Reissuance of Berth III New Mooring Dolphins Project in Ketchikan, Alaska | IHA | 10/1/2023 - 9/30/2024 |
| California Department of Fish and Wildlife | Renewal of Tidal Marsh Restoration Project in Elkhorn Slough, Phase III (2021), Monterey, CA | IHA | 9/16/2023 - 9/15/2024 |
| Washington Department of Transportation | Renewal of Bainbridge Island Ferry Terminal Overhead Loading Replacement Project and Eagle Harbor Maintenance Facility Slip F Improvement Project | IHA | 9/16/2023 - 9/15/2024 |
| Alaska Department of Transportation and Public Facilities | Tongass Narrows Project (2023) | IHA | 9/11/2023 - 9/10/2024 |
| San Francisco Bay Area Water Emergency Transportation Authority | Alameda Main Street Ferry Terminal Project in Alameda, California | IHA | 8/15/2023 - 8/14/2024 |
| City of Seattle | Renewal of Pier 58 Reconstruction Project, Seattle, WA | IHA | 8/10/2023 - 7/31/2024 |
| U.S. Army Corps of Engineers | Reissuance of Debris Dock Replacement Project in Sausalito, California | IHA | 7/15/2023 - 7/14/2024 |
| Maine Department of Transportation | Falls Bridge Project in Blue Hill, Maine | IHA | 7/1/2023 - 6/30/2024 |
| Chevron Products Company | Point Orient Wharf Removal in San Francisco Bay, California | IHA | 6/1/2022 - 5/31/2024 |
| Chevron Products Company | Long Wharf Maintenance and Efficiency Program in San Francisco Bay, CA (2023) | IHA | 6/1/2023 - 5/31/2024 |
| U.S. Navy | Marine Structure Maintenance and Pile Replacement, Washington | LOA | 5/17/2019 - 5/17/2024 |
| U.S. Army Corps of Engineers | Port San Luis Breakwater Repair Project in Avila Beach, California | IHA | 5/5/2023 - 3/31/2024 |
| California Department of Transportation | Richmond-San Rafael Bridge Restoration Project in Richmond, CA | IHA | 8/1/2023 - 3/30/2024 |
| U.S. Navy | Renewal of Construction at Portsmouth Naval Shipyard, Kittery, Maine (2023) | IHA | 4/1/2023 - 3/31/2024 |
| Turnagain Marine Construction | Cruise Dock Construction Project in Whittier, Alaska | IHA | 4/1/2023 - 3/31/2024 |
| U.S. Navy | Renewal of Replacement of Pier 3 at Naval Station Norfolk in Norfolk, Virginia (2023) | IHA | 3/30/2023 - 3/29/2024 |
| Alaska Department of Transportation and Public Facilities | Ferry Berth Improvements in Tongass Narrows, Alaska (2022) | IHA | 3/5/2023 - 3/4/2024 |
| U.S. Navy | Renewal of Fuel Pier Removal at Naval Base San Diego, California | IHA | 1/15/2023 - 1/14/2024 |
| Bureau of Land Management | Stabilization of the Punta Gorda Lighthouse Project in Humboldt County, California (Phase 2) | IHA | 6/1/2023 - 10/1/2023 |
| Chesapeake Tunnel Joint Venture | Renewal of Chesapeake Tunnel Joint Venture Parallel Thimble Shoal Tunnel Project in Virginia Beach, Virginia (2021) | IHA | 11/16/2022 - 11/15/2023 |
| U.S. Navy | Renewal of Naval Base San Diego Pier 6 Replacement Project, San Diego, California | IHA | 10/17/2022 - 9/30/2023 |
| U.S. Navy | Renewal of U.S. Navy Floating Dry Dock Project at Naval Base San Diego, California | IHA | 10/19/2022 - 9/14/2023 |
| Washington Department of Transportation | Bainbridge Island Ferry Terminal Overhead Loading Replacement Project and Eagle Harbor Maintenance Facility Slip F Improvement Project | IHA | 9/16/2022 - 9/15/2023 |
| California Department of Fish and Wildlife | Reissue of Tidal Marsh Restoration Project in Elkhorn Slough, Phase III (2022), Monterey, CA | IHA | 9/16/2022 - 9/15/2023 |
| U.S. Army Corps of Engineers | North Jetty Maintenance and Repairs Project, Coos Bay, Oregon | IHA | 9/1/2020 - 6/30/2023 |
| Carnival Corporation & GHD | Renewal of Cruise Terminal Improvement Project in the Port of Long Beach, CA | IHA | 01/18/2023 - 12/9/2023 |
| City of Hoonah | Marine Industrial Center Cargo Dock Project, Hoonah, Alaska | IHA | 10/1/2022 - 9/30/2023 |
| City of Seattle | Pier 58 Reconstruction Project, Seattle, WA | IHA | 8/1/2022 - 7/31/2023 |
| City of Seattle | City of Seattle Pier 63 Removal Project, Seattle, WA | IHA | 8/1/2022 - 7/31/2023 |
| U.S. Army Corps of Engineers | North Jetty Maintenance and Repairs Project, Coos Bay, Oregon | IHA | 9/1/2021 - 6/30/2023 |
| Maine Department of Transportation | Falls Bridge Project in Blue Hill, Maine | IHA | 7/1/2022 - 6/30/2023 |
| United States Coast Guard | Floating Dock Extension Project at Base Ketchikan, Alaska | IHA | 7/1/2022 - 6/30/2023 |
| Alaska Department of Transportation and Public Facilities | Metlakatla Seaplane Facility Refurbishment Project, Metlakatla, Alaska | IHA | 7/1/2022 - 6/30/2023 |
| U.S. Navy | Construction at Portsmouth Naval Shipyard, Kittery, Maine (2022) | IHA | 4/1/2022 - 3/31/2023 |
| U.S. Navy | Replacement of Pier 3 at Naval Station Norfolk in Norfolk, Virginia | IHA | 04/01/2022 - 03/31/2023 |
| U.S. Army Corps of Engineers | Port San Luis Breakwater Repair Project in Avila Beach, California | IHA | 4/1/2022 - 3/21/2023 |
| Alaska Department of Transportation | Ferry Berth Improvements in Tongass Narrows, Alaska (2022) | IHA | 3/5/2022 - 3/4/2023 |
| Alaska Department of Transportation | Reissuance of Ferry Berth Improvements in Tongass Narrows, Alaska (2022) | IHA | 3/1/2022 - 2/28/2023 |
| NOAA's Office of Marine and Aviation Operations | Port Facility Project in Ketchikan, Alaska | IHA | 2/3/2022 - 2/2/2023 |
| U. S. Coast Guard | Reissuance of Los Angeles Wharf Expansion Project, California | IHA | 2/1/2022 - 1/31/2023 |
| U.S. Navy | Fuel Pier Removal at Naval Base San Diego, California | IHA | 01/15/2022 - 01/14/2023 |
| U.S. Navy | Transit Protection Program Pier and Support Facilities Project at Naval Base Kitsap Bangor, Washington | IHA | 7/16/2021 - 1/15/2023 |
| U.S. Army Corps of Engineers | Debris Dock Replacement Project in Sausalito, California | IHA | 1/5/2022 - 1/4/2023 |
| Carnival Corporation & PLC | Reissuance of Cruise Terminal Improvement Project in the Port of Long Beach, CA (2021) | IHA | 12/10/2021 - 12/9/2022 |
| Chesapeake Tunnel Joint Venture (CTJV) | Parallel Thimble Shoal Tunnel Project in Virginia Beach, Virginia (2021) | IHA | 11/16/2021 - 11/15/2022 |
| National Science Foundation | Palmer Station Pier Replacement Project in Anvers Island, Antarctica | IHA | 10/27/2021 - 10/26/2022 |
| U.S. Navy | Naval Base San Diego Pier 6 Replacement Project, San Diego, California | IHA | 10/1/2021 - 9/30/2022 |
| Bureau of Land Management | Stabilization Project for the Punta Gorda Lighthouse in Humboldt County, CA | IHA | 6/1/2022 - 10/1/2022 |
| U.S. Navy | Floating Dry Dock Project at Naval Base San Diego, California | IHA | 9/15/2021 - 9/14/2022 |
| Port of Alaska | South Floating Dock in Anchorage, AK | IHA | 8/27/2021 - 8/26/2022 |
| U.S. Navy | Renewal of Service Pier Extension Project on Naval Base Kitsap Bangor, Washington | IHA | 8/11/2021 - 7/15/2022 |
| Pacific Shops, Inc. | Alameda Marina Shoreline Improvement Project | IHA | 8/1/2020 - 7/31/2022 |
| Washington State Department of Transportation | Seattle Multimodal Project, Seattle, Washington (Season 4 - 2020) | IHA | 8/1/2021 - 7/31/2022 |
| U.S. Navy | Submarine Base Kings Bay Waterfront Construction, Kings Bay, Georgia | LOA | 7/12/2017 - 7/11/2022 |
| U.S. Navy | Dry Dock Expansion Project at Portsmouth Naval Shipyard, Kittery, Maine (2021) | IHA | 6/2/2021 - 6/1/2022 |
| Chevron Products Company | Richmond Refinery Long Wharf Maintenance and Efficiency Project in San Francisco Bay, California (2021) | IHA | 6/1/2021 - 5/31/2022 |
| California Department of Fish and Wildlife | Renewal of Tidal Marsh Restoration Project in Elkhorn Slough, Phase II (2020), Monterey, CA | IHA | 6/30/2021 - 5/31/2022 |
| Transcontinental Gas Pipe Line Company | Construction Activities Associated with the Raritan Bay Pipeline off New York and New Jersey | IHA | 5/1/2021 - 4/30/2022 |
| U.S. Army Corps of Engineers | Jetty System Rehabilitation at Mouth of Columbia River, Oregon/Washington | IHA | 5/1/2017 - 4/30/2022 |
| Sonoma County Water Agency | Estuary Management Activities in Sonoma County, California | LOA | 4/21/2017 - 4/20/2022 |
| Halibut Point Marine Services, LLC | Old Sitka Dock North Dolphins Expansion Project in Sitka, Alaska (2021) | IHA | 4/22/2021 - 4/14/2022 |
| Port of Alaska | Construction of the Petroleum and Cement Terminal (PCT) | IHA | 4/1/2020 - 3/31/2022 |
| Chesapeake Tunnel Joint Venture | Renewal of Parallel Thimble Shoal Tunnel Project in Virginia Beach, Virginia | IHA | 3/9/2021 - 3/8/2022 |
| Alaska Department of Transportation | Renewal of Ferry Berth Improvements in Tongass Narrows, Alaska (Year 1) | IHA | 4/26/2021 - 2/28/2022 |
| Alaska Department of Transportation | Ferry Berth Improvements in Tongass Narrows, Alaska | IHA | 3/1/2020 - 2/28/2022 |
| U.S. Navy | Renewal of Dry Dock Expansion Project at Portsmouth Naval Shipyard, Kittery, Maine | IHA | 3/12/2021 - 2/27/2022 |
| Washington State Department of Transportation (WADOT) | Purdy Bridge Rehabilitation Project, Pierce County, WA | IHA | 7/16/2021 - 2/15/2022 |
| U.S. Navy | Reissuance of South Quay Wall Recapitalization Project, Naval Station Mayport, Florida | IHA | 1/1/2021-12/31/2021 |
| Jim Erickson | Reissuance of Erickson Residence Marine Access Project, Auke Bay, Alaska | IHA | 1/1/2021 - 12/31/2021 |
| Washington Department of Transportation | State Route 520 Pontoon Pile Removal Project, Aberdeen, Grays Harbor County, Washington | IHA | 12/21/2020 - 12/20/2021 |
| Carnival Corporation & PLC | Reissuance of Cruise Terminal Improvement Project in the Port of Long Beach, CA | IHA | 12/10/2020 - 12/9/2021 |
| Alaska Department of Transportation | Reissuance of Auke Bay Ferry Terminal Modifications and Improvements | IHA | 11/1/2020 - 10/31/2021 |
| Port of Kalama | Port Expansion Project | IHA | 11/23/2020 - 10/18/2021 |
| U.S. Army Corps of Engineers | King Pile Markers, Columbia River | IHA | 10/1/2020 - 9/30 2021 |
| City of Juneau, AK | Statter Harbor Improvement Project | IHA | 10/1/2020 - 9/30 2021 |
| GCHS | Sentinel Island Moorage Float | IHA | 7/15/2021 - 9/20/2021 |
| U.S. Army Corps of Engineers, Portland District | Sand Island Pile Dike System Test Piles Project near the Mouth of the Columbia River | IHA | 9/15/2020 - 9/14/2021 |
| Washington Department of Transportation | Seattle Multimodal Project, Seattle, Washington (Season 4- 2020) | IHA | 9/10/2020 - 9/9/2021 |
| Washington Department of Transportation | Mukilteo Multimodal Project, Puget Sound, Washington (Season 4- 2020) | IHA | 8/1/2020 - 7/31/2021 |
| U.S. Navy | Service Pier Extension Project, Naval Base Kitsap Bangor, Washington | IHA | 7/16/20 - 7/15/21 |
| City and County of San Francisco, CA | Treasure Island Ferry Dock Project, San Francisco, California | IHA | 7/15/2020 - 7/14/2021 |
| Hampton Roads Connector Partners | Hampton Roads Bridge-Tunnel Expansion Project, Hampton-Norfolk, Virginia | IHA | 7/10/2020 - 7/9/2021 |
| Crowley Fuels, LLC | Kotzebue Dock Upgrade in Kotzebue, Alaska | IHA | 7/6/2020 - 7/5/2021 |
| U.S. Navy | Reissuance of South Quay Wall Recapitalization Project | IHA | 7/1/2020 - 6/30/2021 |
| Alaska Marine Lines, Inc. (AML) | Lutak Dock Project in Haines, Alaska | IHA | 6/15/2020 - 6/14/2021 |
| California Department of Fish and Wildlife (CDFW) | Tidal Marsh Restoration Project in Elkhorn Slough, Phase II (2020), Monterey, CA | IHA | 6/1/2020- 5/31/2021 |
| Chevron Products Company | Renewal of Long Wharf Maintenance and Efficiency Project in San Francisco Bay, California (2020) | IHA | 6/15/2020- 5/31/2021 |
| Alaska Department of Transportation and Public Facilities (ADOT) | Reissuance of City Dock and Ferry Terminal Construction in Tenakee Springs, Alaska | IHA | 6/1/2020- 5/31/2021 |
| Power Systems & Supplies of Alaska (PSSA) | Ward Cove Cruise Ship Dock Project | IHA | 5/11/2020 - 5/10/2021 |
| Chesapeake Tunnel Joint Venture (CTJV) | Parallel Thimble Shoal Tunnel Project in Virginia Beach, Virginia (2020) | IHA | 03/10/2020 - 03/9/2021 |
| Halibut Point Marine Services, LLC | Old Sitka Dock North Dolphins Expansion Project in Sitka, Alaska | IHA | 10/1/2020- 2/28/2021 |
| U.S. Navy | Dry Dock Expansion Project at Portsmouth Naval Shipyard, Kittery, Maine | IHA | 3/1/2020- 2/28/2021 |
| Alaska DOT | Gustavus Ferry Terminal Improvement Project | IHA | 2/15/2020 - 2/14/2021 |
| Alaska DOT | Whittier Ferry Terminal Alaska Class Ferry Modification Project | IHA | 2/1/2020- 1/31/2021 |
| Jim Erickson | Erickson Residence Marine Access Project | IHA | 1/1/2020 - 12/31/2020 |
| Alaska DOT | Auke Bay Ferry Terminal Modifications and Improvements | IHA | 1/1/2020- 12/31/2020 |
| City of Astoria | Waterfront Bridge Replacement Project (Phase 2, 2019) | IHA | 12/9/2019-12/8/2020 |
| Carnival Corporation & PLC | Terminal Improvement Project in the Port of Long Beach, California | IHA | 11/19/2019- 11/18/2020 |
| Port of Kalama | Port Expansion Project, Kalama, Washington | IHA | 10/19/2019- 10/18/2020 |
| City of Juneau | Harbor Improvement Project, Juneau, Alaska | IHA | 10/1/2019 - 9/30/2020 |
| Gastineau Channel Historical Society | Sentinel Island Moorage Float Project, Juneau, Alaska | IHA | 7/15/2020 - 9/20/2020 |
| City of Ketchikan | Underwater Confined Blasting, Ketchikan, Alaska | IHA | 9/16/2019 - 9/15/2020 |
| City of Alameda | Ferry Terminal Construction, Seaplane Lagoon, Alameda, CA | IHA | 8/20/2019 - 8/19/2020 |
| Washington Department of Transportation | Renewal of Dolphin Relocation at Bremerton Ferry Terminal | IHA | 8/8/2019 - 8/7/2020 |
| Washington Department of Transportation | Reissuance of Mukilteo Multimodal Project, Puget Sound, Washington (Season 3 2018) | IHA | 8/1/2019 - 7/31/2020 |
| Washington Department of Transportation | Seattle Multimodal Construction Project, Seattle, Washington (2019) | IHA | 8/1/2019 - 7/31/2020 |
| City and Borough of Juneau (CBJ) | Modification to Juneau Waterfront Improvement Project in Juneau, Alaska | IHA | 3/19/2020-7/14/2020 |
| City and Borough of Juneau (CBJ) | Juneau Waterfront Improvement Project in Juneau, Alaska | IHA | 7/15/2019 - 7/14/2020 |
| Duck Point Development II, LLC | Pile Driving and Removal Activities During Construction of a Cruise Ship Berth, Hoonah, Alaska | IHA | 6/3/2019 - 6/2/2020 |
| Chevron | Long Wharf Maintenance and Efficiency Project in San Francisco Bay, California (2019) | IHA | 6/1/2019 - 5/31/2020 |
| City and Borough of Sitka | O’Connell Bridge Lightering Float Pile Replacement Project, Sitka, Alaska | IHA | 6/1/2019 - 5/31/2020 |
| San Francisco Bay Area Water Emergency Transportation Authority | Renewal of San Francisco Bay Area Water Emergency Transportation Authority Ferry Terminal Expansion Project 2019 | IHA | 6/1/2019 - 5/31/2020 |
| Santa Cruz Port District | Aldo's Seawall Replacement Project in Santa Cruz, California | IHA | 6/1/2019 - 5/31/2020 |
| Port of San Francisco | Mission Bay Ferry and Water Taxi Landing Project in San Francisco Bay, California | IHA | 6/01/2019 - 5/31/2020 |
| Alaska DOT | City Dock and Ferry Terminal Construction, Tenakee Springs, Alaska | IHA | 6/1/2019 - 5/31/2020 |
| Alaska DOT | Sand Point City Dock Replacement Project | IHA | 5/31/2019-5/30/2020 |
| Federal Aviation Administration (FAA) | Biorka Island Dock Replacement Project | IHA | 5/1/2019 - 4/30/2020 |
| U.S. Army Corps of Engineers, Jacksonville District (USACE) | Tampa Harbor Big Bend Channel Expansion Project | IHA | 4/1/2019 - 3/31/2020 |
| Washington Department of Transportation | US 101/Chehalis River Bridge-Scour Repair | IHA | 07/15/2019 - 2/15/2020 |
| White Pass & Yukon Route (WP&YR) | Railroad Dock Dolphin Installation Project | IHA | 2/15/2019 - 2/14/2020 |
| Alaska DOT | Gustavus Ferry Terminal Improvement Project, Gustavus Alaska | IHA | 12/15/2018 - 12/14/2019 |
| Port of Kalama | Port Expansion Project, Kalama, Washington (2018-2019) | IHA | 10/18/2018 - 10/18/2019 |
| Washington Department of Transportation | Mukilteo Multimodal Project, Puget Sound, Washington (Season 3 2018) | IHA | 10/1/2018 - 9/30/2019 |
| Washington Department of Transportation | Ferry Terminal Dolphin Relocation at Bremerton and Edmonds Ferry Terminals | IHA | 10/1/2018 - 9/30/2019 |
| Kitsap Transit | Annapolis Passenger Ferry Dock Project, Puget Sound, Washington | IHA | 10/1/2018 - 9/31/2019 |
| Astoria, Oregon | Waterfront Bridge Replacement, Astoria, Oregon | IHA | 10/1/2018 - 9/31/2019 |
| Alaska Department of Transportation | Haines Ferry Terminal Modification Project, Haines, Alaska | IHA | 10/1/2018 - 9/30/2019 |
| Ketchikan Dock Company | Berth IV Expansion Project, Ketchikan, Alaska | IHA | 10/1/2018 - 8/31/2019 |
| Chesapeake Tunnel Joint Venture | Parallel Thimble Shoal Tunnel Project in Virginia Beach, Virginia | IHA | 8/1/2018 - 7/31/2019 |
| Washington State Department of Transportation | Seattle Multimodal Construction Project, Seattle, Washington (2018) | IHA | 8/1/2018 - 7/31/2019 |
| Washington Dept of Transportation | U.S. 101/Chehalis River Bridge-Scour Repair in Washington State | IHA | 7/01/2018 - 6/30/2019 |
| S.F. Bay Area Water Emergency Transportation Authority | Ferry Terminal Expansion Project 2018 | IHA | 6/1/2018 - 5/31/2019 |
| Chevron | Long Wharf Maintenance and Efficiency Project in San Francisco Bay, California 2018 | IHA | 6/1/2018 - 5/31/2019 |
| San Diego | Coast Boulevard Improvements in La Jolla, California | IHA | 6/1/2018 - 5/31/2019 |
| California Department of Transportation | Dismantling and Reuse of the San Francisco-Oakland Bay Bridge East Span (2018) | IHA | 5/24/2018 - 5/23/2019 |
| U.S. Navy | Naval Station Mayport Bravo Wharf Maintenance, Jacksonville, Florida | IHA | 5/14/18- 5/13/2019 |
| Federal Aviation Administration | Biorka Island Dock Replacement Project, Sitka, AK | IHA | 5/01/2018 - 4/30/2019 |
| U.S. Navy | Bravo Wharf Recapitalization Project (Year 2), Jacksonville, FL | IHA | 3/13/2018 - 3/12/2019 |
| Seattle Department of Transportation | Pier 62 Restoration, Seattle Waterfront, Elliott Bay | IHA | 8/1/2018 - 2/29/2019 |
| U.S. Navy | Waterfront Improvement Projects at Portsmouth Naval Shipyard (Year 2), Kittery, ME | IHA | 1/8/2018 - 1/7/2019 |
| Chevron | Richmond Refinery Long Wharf Maintenance and Efficiency Project, SF Bay, CA | IHA | 1/01/2018 - 12/31/2018 |
| Venoco LLC | Fender Pile Replacement at Casitas Pier, Carpenteria, CA | IHA | 11/1/2017 -10/31/2018 |
| City of Seattle, WA | Elliott Bay Seawall Project | LOA | 10/21/2013 - 10/21/2018 |
| U.S. Coast Guard | Waterfront Repairs at USCG Station Monterey, Monterey, CA | IHA | 12/20/2017 - 10/15/2018 |
| U.S. Navy | Fuel Pier Replacement Project at Naval Base Point Loma, San Diego, CA (Year 5) | IHA | 10/8/2017 - 10/7/2018 |
| Port of Kalama, WA | Port of Kalama Expansion Project, Kalama, WA | IHA | 9/1/2017 -8/31/2018 |
| California Department of Transportation | San Francisco-Oakland Bay Bridge East Span Dismantling Project | IHA | 9/1/2017 -8/31/2018 |
| S.F. Bay Area Water Emergency Transportation Authority | Central Bay Operations and Maintenance Facility Project, Alameda, CA | IHA | 8/01/2017 - 7/31/2018 |
| California Dept. of Fish & Wildlife | Tidal Marsh Restoration Project in Elkhorn Slough, Monterey, CA | IHA | 8/01/2017 - 7/31/2018 |
| Washington Dept of Transportation | Mukilteo Multimodal Construction Project | IHA | 8/01/2017 - 7/31/2018 |
| Washington Dept of Transportation | Seattle Multimodal Construction Project, Seattle, WA | IHA | 8/01/2017 - 7/31/2018 |
| S.F. Bay Area Water Emergency Transportation Authority | Ferry Terminal Expansion Project, CA | IHA | 6/1/2017 - 5/31/2018 |
| City of Unalaska, AK | Dock Expansion Project | IHA | 4/28/2017 - 4/27/2018 |
| Seattle DOT | Pier 62 Restoration Project, Seattle, WA | IHA | 10/4/2017 - 2/28/2018 |
| Maine DOT | Eastport Breakwater Project, Eastport, ME | IHA | 1/26/2017 -1/25/2018 |
| City and Borough of Sitka, Alaska | Gary Paxton Industrial Park Dock Modification Project | IHA | 10/1/2017 - 12/31/2017 |
| California Department of Transportation | Dismantling of East Span of San Francisco-Oakland Bay Bridge, CA | IHA | 9/19/2016 - 9/18/2017 |
| U.S. Navy | Point Loma Fuel Pier Replacement Project | IHA | 10/08/2016 -10/07/2017 |
| Sonoma County Water Agency | Estuary Management Project | IHA | 04/21/2016 -04/20/2017 |
| Washington Dept of Transportation | Coupeville Timber Towers Preservation Project | IHA | 7/15/2016 -7/14/2017 |
| Municipality of Anchorage | Port of Anchorage Test Pile Program | IHA | 4/01/2016 -3/31/2017 |
| U.S. Army Corps of Engineers | Jetty Rehabilitation | IHA | 5/01/2016 - 4/30/2017 |
| UniSea Inc. | Dock Construction Project | IHA | 3/01/2016 - 2/28/2017 |
| San Francisco Bay Area Water Emergency Transportation Authority | Ferry Terminal Expansion Project | IHA | 6/28/2016 - 12/31/2016 |
| Bergerson Construction, Inc. | Front Street Transload Facility Construction | IHA | 11/01/2015 - 10/31/2016 |
| San Francisco Bay Area Water Emergency Transportation Authority | Central Bay Operations and Maintenance Facility Project | IHA | 12/01/2015 - 11/30/2016 |
| U.S. Navy | Point Loma Fuel Pier Replacement Project | IHA | 10/08/15 -10/07/16 |
| U.S. Navy | Kitsap Pier 4 Maintenance | IHA | 12/01/2015 -11/30/2016 |
| Alaska Dept. of Transportation and Public Facilities | Ferry Terminal and Dock Improvements | IHA | 09/30/2015 - 09/29/2016 |
| Washington State Department of Transportation | Anacortes Tie-Up Slips Replacement | IHA | 09/01/2015 - 08/31/2016 |
| Sonoma County Water Agency | Estuary Management project near Santa Rosa, CA | IHA | 04/21/2015 - 04/20/2016 |
| Maine Department of Transportation | Pier and Breakwater Replacement Project | IHA | 07/20/2015 - 07/19/2016 |
| California Department of Transportation | Construction of the East Span of the San Francisco-Oakland Bay Bridge | IHA | 07/17/2015 - 07/16/2016 |
| U.S. Navy | Wharf Recapitalization Project | IHA | 09/08/2015 - 09/07/2016 |
| Washington State Department of Transportation | Mukilteo Ferry Terminal Replacement Project | IHA | 09/01/2015 - 08/31/2016 |
| Washington State Department of Transportation | Vashon Ferry Terminal Trestle Seismic Retrofit Project | IHA | 8/01/2015 - 7/31/2016 |
| City of San Diego | Construction Activities at the Children's Pool Lifeguard Station in La Jolla, CA. | IHA | 06/28/2015 - 06/27/2016 |
| U.S. Navy | Kitsap Pier 6 Maintenance | IHA | 09/01/2015 - 03/01/2016 |
| U.S. Navy | Kitsap Bangor Wharf Maintenance Project | IHA | 07/16/2015 - 01/15/2016 |
| Huna Totem Corporation | Re-development of the Icy Strait Point Cruise Ship Terminal | IHA | 06/01/2015 - 12/31/2015 |
| California Department of Transportation | San Francisco-Oakland Bay Bridge Pier E3 Demolition | IHA | 10/01/2015 - 12/30/2015 |
| U.S. Navy | Point Loma Fuel Pier Replacement Project | IHA | 10/08/2014 - 10/07/2015 |
| U.S. Coast Guard | Monterey Waterfront Improvement Project | IHA | 10/01/2014 - 09/30/2015 |
| Washington State Department of Transportation | Bremerton Ferry Terminal Wingwall Replacement Project | IHA | 09/01/2014 - 08/31/2015 |
| Washington State Department of Transportation | Mukilteo Ferry Terminal Construction Work | IHA | 09/01/2014 - 08/31/2015 |
| U.S. Navy | Wharf Recapitalization Project | IHA | 09/01/2014 - 08/31/2015 |
| City of San Diego | Demolition and Construction activities at the Children's Pool Lifeguard Station | IHA | 06/28/2014 - 06/27/2015 |
| Port of Friday Harbor, WA | Marina Reconstruction Project | IHA | 09/03/2014 - 02/15/2015 |
| U.S. Navy | Kitsap Bangor Wharf Construction Project | IHA | 07/16/2014 - 02/15/2015 |
| Sonoma County Water Agency | Russian River Estuary Management project | IHA | 04/21/2014 - 04/20/2015 |
| U.S. Navy | Kitsap Pier 6 Pile Replacement | IHA | 10/01/2014 - 03/01/2015 |
| St. George Reef Lighthouse Preservation Society | Lighthouse Restoration Project | IHA | 04/11/2014 - 04/10/2015 |
| California Department of Transportation | Replacement Bridge Construction | IHA | 01/08/2014 - 01/07/2015 |
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