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.
IRRIGATION MANAGEMENT SYSTEMS, INC.
THE CONTRACTOR SHALL PROVIDE ALL PERSONNEL, EQUIPMENT, SUPPLIES, FACILITIES, TRANSPORTATION, TOOLS, MATERIALS, SUPERVISION, AND OTHER ITEMS AND NON-PERSONAL SERVICES NECESSARY TO PERFORM IRRIGATION MANAGEMENT SERVICES AS DEFINED IN THIS PWS.
DOUBLE BRONZE STAR MARKETING AND CONSULTING, INC
BASE PLUS 4 FOUR OYS - WATER PLANT TREATMENT SERVICES PORT HUDSON NC
VEOLIA WTS SERVICES USA INC
HQW RENTAL IN SUPPORT OF USS MONTPELIER.
MERGENT GLOBAL SERVICES LIMITED LIABILITY COMPANY
PR15082585/STATE-FAC/PMSC HVAC WATER TREAT / POTABLE WAT SYST
BAKERHILL WATER AUTHORITY
WATER UTILITY SERVICES FOR WALTER F. GEORGE PROJECT FOR BARBOUR COUNTY, AL
EVOQUA WATER TECHNOLOGIES LLC
SPS REVERSE OSMOSIS EQUIPMENT MAINTENANCE SERVICES
CITY OF LEAVENWORTH
CITY OF LEAVENWORTH WATERWORKS BILL FY26 NOV 25
STERILECO LLC
BRIDGE FOR REVERSE OSMOSIS
MANCHESTER, CITY OF
FY25 MANCHESTER WATERWORKS 4TH QTR FY25 WATER
AWJ WATER ENGINEERING
FAC-WATER TREATMENT SYSTEMS FOR SWIMMING POOLS- 7901
YORBA LINDA WATER DISTRICT
NEW WATER AND SEWER CONTRACT AT THE RICHARD NIXON LIBRARY.
DIS NORTHWEST INC
IRRIGATION PUMP REPAIR
EVOQUA WATER TECHNOLOGIES LLC
PMI PORTABLE REVERSE OSMOSIS EQUIPMENT BASE: 01/27/2026-01/26/2027
PRAIRIE WATER ASSOCIATION, INC.
WATER UTILITY SERVICES
EVOQUA WATER TECHNOLOGIES LLC
REPLACE B30 DDL REVERSE OSMOSIS SYSTEM
MANCHESTER, CITY OF
FY25 MANCHESTER WATERWORKS 1ST QTR FY26 WATER CONTRACT #15B11018D00000045
HERLONG PUBLIC UTILITY DISTRICT
FY26 DOMESTIC WATER SERVICE FEB AND MAR FY26 $25357.42 EACH
PRESTONSBURG CITY UTILITIES COMMISSION
FY26 P4 PRESTONSBURG UTILITIES WATER NOVEMBER 25
PRESTONSBURG CITY UTILITIES COMMISSION
FY26 P4 PRESTONSBURG UTILITIES WATER DECEMBER 25
OGLALA SIOUX TRIBE OF PINE RIDGE INDIAN RESERVATION
WASTEWATER DISPOSAL, PINE RIDGE
MISCELLANEOUS FOREIGN AWARDEES
PMSC FOR CHILLED WATER SYSTEM
BERKELEY CO PUBLIC SERVICE DIST
WATER CONTRACT FOR THE FACILITIES IN KEARNEYSVILLE, WV WHICH WILL RUN FROM 10/01/2025 - 09/30/2026
MISCELLANEOUS FOREIGN AWARDEES
FM:NEC: WASTE WATER TREATMENT PLANT 2026/27 OPTION YEAR 3
COMPASS WATER SOLUTIONS, INC
PARTS KIT, SEAL MONITOR, SMART BILGE COIL, SOLENOID VALVE
CHEM-AQUA INC
WATER TESTING AND TREATMENT FOR CHILLERS AND BOILERS FOR EAST ORANGE AND LYONS.