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.
MAYFORT MILLING COMPANY PRIVATE LIMITED
BULK WATER SUPPLY ICASS DECEMBER TO APRIL 2026
IRRIGATION MANAGEMENT SYSTEMS, INC.
WILLAMETTE NATIONAL CEMETERY IRRIGATION MANAGEMENT SERVICES MODIFICATION TO EXERCISE OPTION YEAR 3
MANCHESTER, CITY OF
FY25 MANCHESTER WATERWORKS 2ND QTR FY26 WATER
MECHANICAL SOLUTIONS, INC.
AMERIWATER SPD DI SYSTEM PM
AMERICAN DEFENSE INDUSTRIAL, LLC
SPS
ALTAIR EQUIPMENT COMPANY, INC.
FCI FAIRTON: EMERGENCY REPLACEMENT WATER SOFTENER BED RESIN AND REMOVAL AND PROPER DISPOSAL TO INCLUDE ALL LABOR, MATERIAL, AND EQUIPMENT NECESSARY TO ACQUIRE, TRANSPORT, AND INSTALL. PROJECT: 24Z2A1M SMALL BUSINESS
WARM SPRINGS IRRIGATION AND POWER COMPANY
ULWP WARM SPRINGS ANNUAL ASSESSMENT (2026)
FIRE AND SAFETY TEAM LLC
GRCA 2025 BACKFLOW TESTING
SANFORD FEDERAL, INC.
WATER TANK CLEANING
SECO GROUP, LLC
HYPERCHLORINATION
ANDERSON DITCH COMPANY
ANDERSON DITCH FEES
RASCO EQUIPMENT SERVICES INC
SITE-WIDE PURE WATER SYSTEM MAINTENANCE AND REPAIRS. BRIDGE CONTRACT. NIST GAITHERSBURG, MD CAMPUS.
CHEM-AQUA INC
WATER TESTING AND TREATMENT FOR CHILLERS AND BOILERS FOR EAST ORANGE AND LYONS.
VENERGY GROUP LLC
WATER CHEMICAL TESTING AND CONSULTATION SERVICES PERIOD OF PERFORMANCE 11/1/2025-12/31/2025
JUNGBU WATER SUPPLY OFFICE
WATER SERVICE FOR USAG YONGSAN FROM 1 NOV. 2025 TO 31 JAN. 2026.
CITY OF ALMA
BASE YEAR - LD4 WATER & SEWER
CITY OF SOCORRO
MRG SFD GAS & WATER UTILITIES
SPOKANE, CITY OF
SPOKANE WATER UTILITY
H2O PUMPS, INC
EMERGENCY WATER SUPPLY AT THE GRAY, ME WFO TO REPLACE THE EXISTING FAILING WATER WELLS TO SUPPLY NON-POTABLE WATER FOR THE WFO.
EVOQUA WATER TECHNOLOGIES, LLC
WATER TREATMENT PM
EXECUTIVE OFFICER OF SEONGNAM SHI, SUJEONG-GU
SEWAGE SERVICE FOR K-16 AND CP TANGO FROM 1 NOV. 2025 TO 31 JAN. 2026.
MAYFORT MILLING COMPANY PRIVATE LIMITED
BULK WATER DELIVERY PROGRAM JANUARY TO APRIL 2026
MISCELLANEOUS FOREIGN AWARDEES
B-FAC SURVEY AND ANALYSIS OF WATER CIRCUITS @CHANCERY
SACRAMENTO SUBURBAN WATER DISTRICT
WATER UTILITY SERVICES FOR AMERICORPS NCCC PACIFIC REGION CAMPUS
DAETA INTERNATIONAL TRADING
PWTP RO PUMPS