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Assistance Listing 15.577

Domestic Water Supply Projects

INTERIOR, DEPARTMENT OF THE · Bureau of Reclamation

Assistance Listing 15.577, “Domestic Water Supply Projects,” is a federal program administered by INTERIOR, DEPARTMENT OF THE. It provides grant assistance. GrantsJunction currently tracks 0 open, 0 forecasted and 0 closed opportunities under this listing. The agency reported $32M in obligations for fiscal year 2025. Since October 1, 2023, USAspending.gov shows 7 grant awards under this listing; the largest recipient was BARONA GROUP OF THE CAPITAN GRANDE BAND OF MISSION INDIANS OF THE BARONA RESERVATION.

Program objective

Section 50231 of the IRA contained $550.0 million, available through FY2031, for Reclamation to provide up to 100% of the cost for the planning, design, and/or construction of water projects where the primary purpose is to provide domestic water supplies to disadvantaged communities or households. Pursuant to this authority, Reclamation is to establish and adopt criteria to identify applicable disadvantaged communities or households in a Reclamation State or Territory that do not have reliable access to domestic water supplies (43 U.S.C. §391).

As published in the SAM.gov Assistance Listing.

Current opportunities under 15.577

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

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

Reported obligations by fiscal year

Historical data · not a prediction
FY24—
FY25$32M
FY26$5.39M est.

Range and average of financial assistance (from the listing): Range: $3M to $50M

Source: SAM.gov Assistance Listing 15.577. 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 7 grant or cooperative agreement awards with funding actions under ALN 15.577.

Grant obligations by fiscal year

FY25$31.8M
FY26$9.45M
Obligations recorded in USAspending.gov; FY26 may be partial. Can differ from the agency-reported totals above.

Most recent awards

  • SAN CARLOS APACHE TRIBAL COUNCIL · AZTHE RECIPIENT WILL PLAN AND DESIGN FOR CONSTRUCTION AND OPERATION OF NEW RAW WATER DELIVERY AND DOMESTIC DRINKING WATER TREATMENT FACILITIES FOR THE SAN CARLOS REGIONAL WATER SYSTEM WHICH SERVES THE CENTRAL PORTION OF THE RESERVATION IN EASTERN ARIZONA. THE MAJORITY OF THE TRIBAL POPULATION RESIDES IN THIS AREA WITHOUT ACCESS TO SAFE, CLEAN, AND RELIABLE DRINKING WATER. THESE COMMUNITIES SUFFER FR$6.04MStarts Feb 19, 2026 · Award ↗
  • LUMMI INDIAN BUSINESS COUNCIL · WAAWARD PURPOSE: ON BEHALF OF THE LUMMI NATION, LUMMI TRIBAL SEWER AND WATER DISTRICT (LTSWD) WILL COMPLETE VITAL PLANNING AND DESIGN TASKS TO SECURE DOMESTIC WATER SUPPLY FOR RESIDENTS OF THE LUMMI RESERVATION IN NORTHWEST WASHINGTON. THE LTSWD SERVES APPROXIMATELY 3,100 PEOPLE THROUGH RESIDENTIAL WATER SERVICE AND MORE THAN 5,000 PEOPLE THROUGH CONNECTIONS WITH COMMUNAL BENEFITS. THEIR COMPLEX WAT$3.41MStarts Dec 8, 2025 · Award ↗
  • KALISPEL INDIAN COMMUNITY OF THE KALISPEL RESERVATION · WAAWARD PURPOSE: THE KALISPEL TRIBE OF INDIANS (TRIBE) WILL PLAN, DESIGN AND ACQUIRE PERMITS FOR A DOMESTIC DRINKING WATER PROJECT ON THE KALISPEL RESERVATION. THE GOAL OF THIS PROJECT IS TO PLAN AND DESIGN A NEW DRINKING WATER SYSTEM, THAT PROVIDES THE TRIBE WITH SAFE, ADEQUATE, REGULATED ACCESS TO DRINKING WATER. CURRENTLY, THE TRIBES WATER IS SUPPLIED BY THE TOWN OF CUSICK, WA. THE TOWN OF CUSICK$2.28MStarts Sep 10, 2025 · Award ↗
  • CONFEDERATED TRIBES OF COLVILLE RESERVATION · WAAWARD PURPOSE: PURPOSE OF THIS PROJECT IS TO DESIGN THE NECESSARY REPLACEMENT LOOPING PIPELINE THAT CROSSED UNDERNEATH THE RIVERBANK. IT BROKE DURING SEVERE FLOODING EARLIER THIS YEAR. THIS IS THE ONLY LOOPING SYSTEM FOR THE TOWNS WATER SYSTEM BETWEEN THE WATER SOURCE AND THE TOWN.ACTIVITIES TO BE PERFORMED: UNDER THIS AGREEMENT, THE RECIPIENT WILL CONTRACT FOR THE PLANNING AND DESIGN FOR A NEW EL$111KStarts Sep 9, 2025 · Award ↗
  • SHOSHONE-PAIUTE TRIBES · NVAWARD PURPOSE: THE SHOSHONE-PAIUTE TRIBES PLANNING PROJECT WILL EXPAND THE OWYHEE PWS TO CONNECT AT LEAST 80, BUT UP TO 88, OF THE HOMES IN THE CHINA TOWN AREA TO THE SYSTEM OPERATED BY THE SHOSHONE-PAIUTE TRIBES AND ENSURE CLEAN, POTABLE WATER TO THE APPROXIMATELY 250-TO-282 RESIDENTSACTIVITIES TO BE PERFORMED: THE SHOSHONE PAIUTE TRIBES OWN AND OPERATE TWO PUBLIC WATER SYSTEMS (PWS) ON THE DUCK $1.54MStarts Aug 26, 2025 · Award ↗
  • BARONA GROUP OF THE CAPITAN GRANDE BAND OF MISSION INDIANS OF THE BARONA RESERVATION · CATHE BARONA BAND OF MISSION INDIANS HAS PLANNED AND DESIGNED A POTABLE WATER PIPELINE TO IMPORT WATER SUPPLIES FROM THE RAMONA MUNICIPAL WATER DISTRICT TO THE RESERVATION. DURING DROUGHT YEARS, GROUNDWATER LEVELS IN THE LAKESIDE AREA DECLINE MORE THAN 500 FEET, RESULTING IN INSUFFICIENT WELL YIELDS FOR THE TRIBE. DOMESTIC WELLS ON THE RESERVATION ALSO HAVE HIGH NITRATE LEVELS, AND CONCENTRATIONS WI$21.9MStarts Aug 18, 2025 · Award ↗
  • HOH INDIAN TRIBE · WAAWARD PURPOSE: THE HOH TRIBE (TRIBE) IS A SMALL, IMPOVERISHED TRIBAL COMMUNITY, LOCATED IN JEFFERSON COUNTY, WASHINGTON, ON THE COAST OF THE PACIFIC OCEAN APPROXIMATELY 25 MILES SOUTHWEST OF THE CITY OF FORKS. THE TRIBE HAS BEEN STRUCK BY 26 DISASTER EVENTS, THE MAJORITY OF WHICH ARE SEVERE WEATHER OR FLOOD INCIDENTS. THEIR ANCESTRAL LANDS, THE HOH INDIAN RESERVATION, LIE WITHIN A 100-YEAR FLOOD P$73.5KStarts Jun 27, 2025 · Award ↗

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.

Frequently asked questions

What is ALN 15.577?

15.577 is the Assistance Listing Number for “Domestic Water Supply Projects.” 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 15.577?

The SAM.gov listing names these applicant types: Other. Each funding notice under the program sets its own eligibility, so check the specific opportunity.

How much funding does 15.577 provide?

The agency reported $32,000,000 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 15.577?

Since October 1, 2023, USAspending.gov records 7 grant awards under 15.577. The largest recipients by obligations were BARONA GROUP OF THE CAPITAN GRANDE BAND OF MISSION INDIANS OF THE BARONA RESERVATION ($21.9M), SAN CARLOS APACHE TRIBAL COUNCIL ($6.04M), FALLON PAIUTE SHOSHONE TRIBE ($3.79M), LUMMI INDIAN BUSINESS COUNCIL ($3.41M) and 1 more. Past recipients do not indicate eligibility or chances of approval.