NAICS 221310 — WATER SUPPLY AND IRRIGATION SYSTEMS
Federal contract awards classified under NAICS code 221310 (WATER SUPPLY AND IRRIGATION SYSTEMS) cover 518 unique federal contracts (583 total action records) from USASpending.gov. The top contractors, awarding agencies, and geographic concentration below are aggregated from the highest-value awards in this market — the right view for sizing competition and identifying incumbents.
Top Contractors in NAICS 221310
Largest recipients of federal contract dollars in this NAICS code (ranked by total obligated value). These are the incumbent competitors to know if you sell into this market.
| Contractor | Awards | Total Obligated |
|---|---|---|
| AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC | 9 | $1.7B |
| AMERICAN WATER MILITARY SERVICES, LLC | 2 | $222.0M |
| EMERALD COAST UTILITY SERVICES INC | 1 | $169.5M |
| AUGUSTA-RICHMOND COUNTY GOVERNMENT | 1 | $163.5M |
| FORT RILEY UTILITY SERVICES INC | 1 | $144.4M |
| OKLAHOMA CITY WATER UTILITIES TRUST | 1 | $134.5M |
| FLORIDA GOVERNMENTAL UTILITY AUTHORITY | 1 | $118.8M |
| BOARD OF WATER COMMISSIONERS OF COLUMBUS | 1 | $116.7M |
| FORT BLISS WATER SERVICES COMPANY | 1 | $111.5M |
| AMERICAN WATER ENTERPRISES, LLC | 2 | $110.7M |
Top Awarding Agencies
Federal agencies that obligate the most spending in NAICS 221310. Click any agency to see its full contract portfolio, top contractors, and sub-agencies.
| Agency | Awards | Total Obligated |
|---|---|---|
| Department of Defense | 110 | $3.6B |
| Department of Health and Human Services | 16 | $66.3M |
| National Aeronautics and Space Administration | 10 | $28.0M |
| Department of Veterans Affairs | 98 | $25.7M |
| Department of Justice | 66 | $22.1M |
| Department of the Interior | 54 | $9.1M |
| Department of Agriculture | 14 | $5.1M |
| Department of the Treasury | 12 | $2.9M |
| Department of Energy | 5 | $2.5M |
| National Archives and Records Administration | 8 | $2.4M |
Geographic Concentration
States where NAICS 221310 contract work is performed, ranked by total obligated value. Useful for sizing the local market and identifying state-level competitors.
| State | Awards | Total Obligated |
|---|---|---|
| TX | 25 | $544.5M |
| MD | 11 | $518.9M |
| LA | 9 | $350.9M |
| FL | 14 | $303.2M |
| VA | 20 | $293.4M |
| GA | 16 | $282.7M |
| KS | 9 | $146.1M |
| OK | 6 | $143.0M |
| WA | 6 | $119.6M |
| UT | 10 | $112.8M |
Most Recent Awards
RED LAKE BAND OF CHIPPEWA INDIANS
POTABLE WATER SERVICES
I-2-I SOLUTIONS, INC.
HINES RESPONSIBLE WATER OPERATOR ( BASE)
HERLONG PUBLIC UTILITY DISTRICT
FY26 DOMESTIC WATER SERVICE FEB AND MAR FY26 $25357.42 EACH
VIRGINIA WATER SYSTEMS, INC.
WATER SYSTEMS MAINTENANCE
VENERGY GROUP LLC
WATER CHEMICAL TESTING AND CONSULTATION SERVICES PERIOD OF PERFORMANCE 11/1/2025-12/31/2025
All Unique Contracts in NAICS 221310
Showing 518 unique contracts (one entry per PIID, deduped from modifications) sorted by total dollars obligated.
CITY OF FORT WORTH
BENBROOK OFC WATER UTILITY/CITY OF FORT WORTH
MISCELLANEOUS FOREIGN AWARDEES
DRINKING WATER
NCH CORPORATION
FY 25 CHEMSEARCH
BURNS BENCH IRRIGATION COMPANY
STEWART LAKE WATER DELIVERY TO FLUSH THE LAKE
MISCELLANEOUS FOREIGN AWARDEES
GAS TANK CONSUMPTION FOR RESIDENCES AND WAREHOUSES DEC 2025
MISCELLANEOUS FOREIGN AWARDEES
512 EXP ICASS-BOTTLED WATER FOR EMBASSY OPERATION
PAMAQ SA
PAMAQ - WATER FILTER CLEANING SERVICES AT LEASED RES.-FY25/6
MILLER ENVIRONMENTAL INC
WATER AND SEWAGE MAINTENANCE AT C AND D CANAL
TUSTIN MECHANICAL SERVICES, LLC
TUSTIN WATER LOOP TREATMENT FY26
BURNS BENCH IRRIGATION COMPANY
2025 STEWART LAKE WATER DELIVERY - THIS AWARD IS FOR DELIVERY OF 1,000-ACRE FEET OF WATER FROM RED FLEET RESERVOIR TO STEWART LAKE, ALL WORK SHALL BE DONE IAW STATEMENT OF WORK (SOW).
MISCELLANEOUS FOREIGN AWARDEES
N/A
H M NORTHCUTT CORP
SERVICE - WELL PUMP REPAIR FOR FWS CAPE ROMAIN NWR.
VERDA MEDICAL SYSTEMS, LLC
SPS MAINTENANCE CONTRACT DCVAMC
THE MACLEAN GROUP LLC
EMERGENCY LEASE RO WATER TREATMENT
CITY OF OKLAHOMA CITY
WATER (DOMESTIC) SUPPLY/SERVICE
PUEBLO OF JEMEZ
WATER AND WASTEWATER SERVICE, JEMEZ DAY SCHOOL
MISCELLANEOUS FOREIGN AWARDEES
N/A
VIRGINIA WATER SYSTEMS, INC.
WATER SYSTEMS MAINTENANCE
APEX WATER AND PROCESS INC
FY26 APEX WATER CHEMICAL TESTING AND SERVICE
I-2-I SOLUTIONS, INC.
AWARD: BASE + 4 OPTION PERIODS (03/01/2025 - 02/28/2030), ANNUAL WATER TREATMENT PROGRAM FOR COOLING TOWERS AT USCG BASE PORTSMOUTH
MISCELLANEOUS FOREIGN AWARDEES
N/A
MISCELLANEOUS FOREIGN AWARDEES
N/A
MISCELLANEOUS FOREIGN AWARDEES
N/A
GENERAL WATER TECHNOLOGIES INC
GENERAL WATER TECHNOLOGIES GWT 8000 SERIES WATER SYSTEM SERVICE
MISCELLANEOUS FOREIGN AWARDEES
N/A