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Assistance Listing 15.423

Bureau of Ocean Energy Management (BOEM) Environmental Studies (ES)

Department of the Interior · Bureau of Ocean Energy Management

Assistance Listing 15.423, “Bureau of Ocean Energy Management (BOEM) Environmental Studies (ES),” is a federal program administered by Department of the Interior. It provides cooperative agreement assistance. GrantsJunction currently tracks 0 open, 0 forecasted and 24 closed opportunities under this listing. The agency reported $4.73M in obligations for fiscal year 2025. Since October 1, 2023, USAspending.gov shows 43 grant awards under this listing; the largest recipient was UNIVERSITY OF CALIFORNIA SAN DIEGO.

  • Funding down 19% (FY24→FY25)Actual obligations reported in the SAM.gov listing changed -19% from FY2024 to FY2025. Historical data, not a prediction. calculated by GrantsJunction

Program objective

The Outer Continental Shelf Lands Act (OCSLA) Section 1346 mandates the conduct of environmental and socioeconomic studies needed for the assessment and management of environmental impacts on the human, marine, and coastal environments which may be affected by oil and gas or other mineral development. OCSLA Section 1345 authorizes the use of cooperative agreements with affected States to meet the requirements of OCSLA, including sharing of information, joint utilization of available expertise, formation of joint monitoring arrangements to carry out applicable Federal and State laws, regulations, and stipulations relevant to outer continental shelf operations both onshore and offshore.

As published in the SAM.gov Assistance Listing.

Current opportunities under 15.423

No open or forecasted opportunities are currently posted under this listing. Programs often post notices on an annual cycle — see recently closed opportunities below for timing.

Eligible applicants (program level)

  • Other
  • U.S. State Government (including the District of Columbia)
  • Nonprofit Organization
  • U.S. Federal Government
  • Federally Recognized Indian/Native American/Alaska Native Tribal Government
  • Department or Agency of a U.S. State Government

State agencies, public universities, and non-profits in affected states may apply. More than one institution may collaborate in the preparation of an application for assistance. Scientists from other institutions may participate in collaboration with a principal investigator from a State agency or public university.

Intended beneficiaries: U.S. State Government (including the District of Columbia), Nonprofit Organization, Federally Recognized Indian/Native American/Alaska Native Tribal Government, Department or Agency of a U.S. State Government, Local, Other and U.S. Federal Government.

Program-level eligibility from SAM.gov. Each funding notice sets its own requirements.

Reported obligations by fiscal year

Historical data · not a prediction
FY24$5.85M
FY25$4.73M
FY26$9.12M est.

Range and average of financial assistance (from the listing): Range is $150,000 to $5,500,000; Average $320,000

Source: SAM.gov Assistance Listing 15.423. Hatched bars are agency estimates. These totals do not indicate approval rates.

Who gets funded

Historical data · not a prediction

Since October 1, 2023, USAspending.gov shows 43 grant or cooperative agreement awards with funding actions under ALN 15.423, and prime recipients reported 10 sub-awards to other organizations.

Grant obligations by fiscal year

FY22$9.57M
FY23$9.46M
FY24$7.12M
FY25$2.82M
FY26$831K
Obligations recorded in USAspending.gov; FY26 may be partial. Can differ from the agency-reported totals above.

Most recent awards

  • UNIVERSITY OF CALIFORNIA SAN DIEGO · CASHELFBREAK OCEAN ACOUSTICS AND ENVIRONMENTAL STUDIES ON THE SOUTHERN MID-ATLANTIC BIGHT$600KStarts Aug 27, 2024 · Award ↗
  • UNIVERSITY OF ALASKA FAIRBANKS · AKCHARACTERIZATION OF WATER COLUMN HABITATS TO UNDERSTAND POTENTIAL IMPACTS FROM DEEPWATER ENERGY AND MINERAL DEVELOPMENT IN THE PACIFIC OCEAN$820KStarts Jul 29, 2024 · Award ↗
  • UNIVERSITY OF CALIFORNIA SAN DIEGO · CAANALYSIS AND MODELING OF WAVE PROPAGATION IN THE SEDIMENT NEAR OFFSHORE WIND FARM CONSTRUCTION$1MStarts Jan 1, 2024 · Award ↗
  • UNIVERSITY OF CALIFORNIA, SANTA BARBARA · CAFACILITATING RESILIENCE AND ADAPTATION IN COMMERCIAL FISHERIES IN RESPONSE TO OFFSHORE RENEWABLE ENERGY DEVELOPMENT AND CLIMATE CHANGE$1.1MStarts Sep 20, 2023 · Award ↗
  • UNIVERSITY OF MASSACHUSETTS DARTMOUTH · MAEXPLORING THE CONNECTIVITY AMONG OFFSHORE WIND TURBINES AT 22 07$715KStarts Jan 1, 2023 · Award ↗
  • OREGON STATE UNIVERSITY · ORTAG YOU RE IT HABITAT USE OF WHALES OF THE U S WEST COAST AND HAWAI I$272KStarts Oct 1, 2022 · Award ↗
  • SAN DIEGO STATE UNIVERSITY FOUNDATION · CAPAMGUARD INTEGRATION WITH THE TETHYS DATABASE WORKBENCH$383KStarts Oct 1, 2022 · Award ↗
  • CORNELL UNIVERSITY · NYWEATHER SURVEILLANCE RADAR OBSERVATIONS OF MIGRATING BIRDS IN THE OFFSHORE ENVIRONMENT TO MONITOR AND TO PREDICT POTENTIAL AVIAN INTERACTIONS WITH WIND ENERGY DEVELOPMENT$200KStarts Sep 20, 2022 · Award ↗
  • UNIVERSITY OF ALASKA FAIRBANKS · AKCOOK INLET PHYSICAL OCEANOGRAPHY DATA CURATION, VISUALIZATION, AND ANALYSES$500KStarts Sep 12, 2022 · Award ↗
  • UNIVERSITY OF RHODE ISLAND · RISEDIMENT BORNE WAVE DISTURBANCES AND PROPAGATION AND POTENTIAL EFFECTS ON BENTHIC FAUNA$500KStarts Sep 7, 2022 · Award ↗

Pass-through funding: largest sub-awards

Prime recipients (often state agencies, universities or national organizations) passed funding to these organizations. If your organization can't apply directly, a prime recipient may run its own sub-grant competition.

  • JAPAN AGENCY FOR MARINE-EARTH SCIENCE AND TECHNOLOGYfrom UNIVERSITY OF ALASKA FAIRBANKS$295K · Sep 4, 2024
  • UNIVERSITY OF ALASKA FAIRBANKSfrom UNIVERSITY OF TEXAS AT AUSTIN$255K · Feb 6, 2024
  • INSPIRE ENVIRONMENTAL, INC.from UNIVERSITY OF CALIFORNIA SAN DIEGO$247K · Jun 26, 2024
  • UNIVERSITY OF RHODE ISLANDfrom UNIVERSITY OF CALIFORNIA SAN DIEGO$244K · Mar 6, 2025
  • WOODS HOLE OCEANOGRAPHIC INSTITUTIONfrom UNIVERSITY OF CALIFORNIA SAN DIEGO$135K · Mar 6, 2025
  • DELAWARE STATE UNIVERSITYfrom UNIVERSITY OF DELAWARE$126K · May 2, 2024
  • UNIVERSITY OF HAWAIIfrom UNIVERSITY OF CALIFORNIA, SANTA BARBARA$99.1K · May 13, 2024
  • JAMES COOK UNIVERSITYfrom UNIVERSITY OF CALIFORNIA, SANTA BARBARA$50.5K · Mar 1, 2024
  • UNIVERSITY OF RHODE ISLANDfrom UNIVERSITY OF CALIFORNIA SAN DIEGO$50K · Mar 3, 2025
  • CASCADIA RESEARCH COLLECTIVEfrom OREGON STATE UNIVERSITY$35.1K · Oct 9, 2023

Source: USAspending.gov (grants and cooperative agreements, award types 02–05), refreshed weekly; last checked Oct 9, 2026. Names and amounts are as reported by agencies and prime recipients. Past recipients show where money went — not who is eligible or how likely an application is to succeed.

Recently closed under 15.423

Closed opportunities under 15.423
OpportunityStatusAward rangeClosesALN
Closed$400K – $410KAug 22, 202515.423
Closed$300K – $350KSep 2, 202415.423
Closed$400K – $450KAug 12, 202415.423
Closed$350K – $400KAug 10, 202415.423
Closed$435K – $485KAug 2, 202415.423
Closed$579K – $629KAug 1, 202415.423
Closed$150K – $200KJul 25, 202415.423
Closed$400K – $450KJul 5, 202415.423
Closed$520K – $820KMay 29, 202415.423
Closed$160K – $210KMay 8, 202415.423

Frequently asked questions

What is ALN 15.423?

15.423 is the Assistance Listing Number for “Bureau of Ocean Energy Management (BOEM) Environmental Studies (ES).” Assistance Listing Numbers (formerly CFDA numbers) identify federal assistance programs; individual grant opportunities reference the listing they are funded under.

Who can apply under ALN 15.423?

The SAM.gov listing names these applicant types: Other, U.S. State Government (including the District of Columbia), Nonprofit Organization, U.S. Federal Government, Federally Recognized Indian/Native American/Alaska Native Tribal Government and Department or Agency of a U.S. State Government. Each funding notice under the program sets its own eligibility, so check the specific opportunity.

How much funding does 15.423 provide?

The agency reported $4,725,508 in obligations for FY2025 in the SAM.gov Assistance Listing. These are program-wide totals reported by the agency, not a prediction of future awards.

Who has received funding under ALN 15.423?

Since October 1, 2023, USAspending.gov records 43 grant awards under 15.423. The largest recipients by obligations were UNIVERSITY OF CALIFORNIA SAN DIEGO ($2.05M), UNIVERSITY OF CALIFORNIA SANTA CRUZ ($2.04M), LOUISIANA STATE UNIVERSITY ($962K), DUKE UNIVERSITY ($855K) and 1 more. Prime recipients also reported 10 sub-awards to other organizations. Past recipients do not indicate eligibility or chances of approval.