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.
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY SERVICE CONTRACT FOR PRIVATIZATION OF THE WATER AND WASTEWATER UTILITY SYSTEM INFRASTRUCTURE AT FORT POLK, LOUISIANA
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY SERVICE CONTRACT FOR PRIVATIZATION OF THE WATER AND WASTEWATER UTILITY SYSTEM INFRASTRUCTURE AT FORT MEADE, MARYLAND.
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY SERVICE CONTRACT FOR PRIVATIZATION OF THE WATER AND WASTEWATER UTILITY SYSTEM INFRASTRUCTURE AT FORT HOOD, TEXAS
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY SERVICE CONTRACT FOR PRIVATIZATION OF THE WATER AND WASTEWATER UTILITY SYSTEM INFRASTRUCTURE AT FORT BELVOIR, VIRGINIA.
EMERALD COAST UTILITY SERVICES INC
IGF::OT::IGF UTILITY SERVICE CONTRACT FOR PRIVATIZATION OF THE WATER AND WASTEWATER UTILITY SYSTEM INFRASTRUCTURE AT EGLIN AFB, FL
AUGUSTA-RICHMOND COUNTY GOVERNMENT
WATER DISTRIBUTION AND WASTEWATER COLLECTION SERVICES
FORT RILEY UTILITY SERVICES INC
IGF::OT::IGF THIS CONTRACT IS AWARDED FOR THE OWNERSHIP, OPERATION AND MAINTENANCE OF THE WATER AND WASTEWATER UTILITY SYSTEMS AT FORT RILEY, KANSAS.
OKLAHOMA CITY WATER UTILITIES TRUST
CONTRACT FOR PRIVATIZATION OF THE WATER AND WASTEWATER DISTRIBUTION UTILITY SYSTEMS AT TINKER AFB OK.
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY SERVICES CONTRACT FOR THE PRIVATIZATION OF THE WATER AND WASTEWATER UTILITY SYSTEMS AT JOINT BASE SAN ANTONIO, TEXAS.
AMERICAN WATER MILITARY SERVICES, LLC
THIS CONTRACT IS AWARDED FOR THE OWNERSHIP, OPERATION AND MAINTENANCE OF THE WATER AND WASTEWATER UTILITY SYSTEMS AT JOINT BASE LEWIS-MCCHORD, WASHINGTON
FLORIDA GOVERNMENTAL UTILITY AUTHORITY
UTILITY SERVICES FOR WATER AND WASTEWATER SYSTEMS AT MACDILL AFB FL
BOARD OF WATER COMMISSIONERS OF COLUMBUS
TAS::97 0100::TAS 200511!501228!2100!W911SF!ACA, FORT BENNING !W9126G04C0029 !A!N! !N!2B09 ! !20041213!20050430!107533036!107533036!107533036!N!BOARD OF WATER COMMISSIONERS O!1421 VETERANS PKWY !COLUMBUS !GA!31901!30760!215!13!FORT BENNING !MUSCOGEE !GEORGIA !+000000533337!N!N!000000000000!S114!WATER SERVICES !S1 !SERVICES !000 !* !221310!E! !3! ! ! ! ! !20200930!B! ! !A! !A!U!J!1!001!B! !Z!N!Z! ! !N!C!N! ! ! !Z!Z!A!A!000!A!B!N! ! ! ! ! ! !0001! !
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
IGF::OT::IGF CT - PRIVATIZATION OF THE WATER&WASTE WATER AT HILL AIR FORCE BASE, UTAH
FORT BLISS WATER SERVICES COMPANY
WATER DISTRIBUTION SYSTEM SERVICES AND WASTEWATER COLLECTION SYSTEM SERVICES AT FORT BLISS, TEXAS
TERRAPIN UTILITY SERVICES, INC.
200512!009602!97AS!SP0600!DEFENSE ENERGY SUPPORT CENTER !SP060005C8250 !A!N! !N! ! !20050930!20050930!073498326!073498326!073498326!N!AMERICAN STATES UTILITY SERVIC!535 ANTON BLVD !COSTA MESA !CA!92626!16532!059!06!COSTA MESA !ORANGE !CALIFORNIA!+000007000000!N!N!000000000000!S114!WATER SERVICES !S1 !SERVICES !000 !* !221310!E! !3!A!S! ! ! !20200930!B! ! !B! !A!U!J!2!003!B! !Z!N!Z! ! !Y!C!N! ! ! !C!C!A!A!000!A!C!N! ! ! ! ! ! !0001! !
AMERICAN WATER ENTERPRISES, LLC
AMERICAN WATER MILITARY SERVICES, LLC
THIS CONTRACT IS AWARDED FOR THE OWNERSHIP, OPERATION AND MAINTENANCE OF THE WATER AND WASTEWATER UTILITY SYSTEMS AT FORT LEONARD WOOD, MISSOURI.
PALMETTO STATE UTILITY SERVICES, INC.
UTILITY PRIVATIZATION OF THE WATER DISTRIBUTION AND WASTEWATER COLLECTION SYSTEM AT FORT JACKSON, SOUTH CAROLINA. SERVICES RECEIVED INCLUDE OPERATIONS&MAINTENANCE, RENEWALS&REPLACEMENTS, AND PERFORMING INITIAL CAPITAL UPGRADES TO THE WATER AND WASTEWATER SYSTEMS.
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
IGF::OT::IGF CONTRACT AWARD FOR THE PRIVATIZATION OF POTABLE AND SERVICE WATER DISTRIBUTION AND WASTEWATER COLLECTION SYSTEMS LOCATED ON PICATINNY ARSENAL, NJ.
HARDIN COUNTY WATER DISTRICT NO. 1
PRIVATIZATION OF THE POTABLE WATER UTILITY SYSTEM AT FORT KNOX, KENTUCKY
CH2M HILL CONSTRUCTORS, INC.
THIS IS A CONTINUATION OF W9124J-17-C-0043, AWARDED ON JULY 1, 2017, DUE TO THE TRANSFER OF CONTRACT ADMINISTRATION. THE PERIOD OF PERFORMANCE IS JULY 1, 2017 TO SEPTEMBER 28, 2050 (399 MONTHS).
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY PRIVATIZATION OF THE WATER DISTRIBUTION AND WASTEWATER COLLECTION SYSTEM AT FORT A.P. HILL, VIRGINIA. SERVICES INCLUDE OPERATIONS & MAINTENANCE, RENEWALS & REPLACEMENTS, AND PERFORMANCE OF INITIAL CAPITAL UPGRADES TO THE WATER AND WASTEWATER SYSTEMS.
BASE UTILITIES INC
UTILITIES SERVICES FOR MINOT AFB WATER AND WASTEWATER SYSTEMS
WASHINGTON SUBURBAN SANITARY COMMISSION
WSSC (WATER) NIH CAMPUS AND LEASE INVOICING (FY22) CONTRACT# 75N99022C00001
AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC
UTILITY PRIVATIZATION OF THE POTABLE WATER DISTRIBUTION SYSTEM AT SCOTT AFB, IL.