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 BERLIN
FY26 INSTITUTIONAL WATER SUPPLY
EMERGENCY WATER SOLUTIONS, LLC
WATER FILTRATION REPLACEMENT FOR VA NEW JERSEY HEALTHCARE SYSTEM (VANJHCS)
SWAIN ENTERPRISES LLC
DOMESTIC WATER PREVENTATIVE MAINTENANCE
MANCHESTER, CITY OF
FY25 WASTE WATER SEWER 4TH QTR FY25.
CITY OF WEST POINT
WEST POINT WATER
CITY OF GRAND RAPIDS
NEW CONTRACT FOR WATER AND SEWER SERVICES AT THE GERALD R. FORD MUSEUM.
MANCHESTER, CITY OF
CITY OF MANCHESTER SEWER 1ST QTR FY26. CONTRACT #15B11018D00000045
UTE WATER CONSERVANCY DISTRICT
IGF::OT::IGF WATER UTILITY SERVICE TO BE PROVIDED 24 HOURS A DAY, SEVEN DAYS A WEEK TO GRAND JUNCTION AREA OFFICE FIELD BUILDINGS.
COUNTY OF FORSYTH
FY18 LANIER UTILITY SERVICES
COUNTY OF GWINNETT
NEW WATER UTILITY SERVICES FOR THE LAKE LANIER PROJECT MEANGEMENT OFFICE AND SUPPORTED SITES
NORTHERN CHEYENNE UTILITIES COMMISSION
WATER AND SEWER SERVICE FOR NCSU; BASE PLUS 4 OPTION YEARS. FUNDING FOR THE BASE YEAR POP 05/01/2025 - 04/30/2026, $45,148.32
DAEGU METROPOLITAN CITY
SEWAGE SERVICE FOR DAEGU AREA FROM 1 NOV. 2025 TO 31 DEC. 2025.
VENERGY GROUP LLC
BOILER PLANT CHEMICAL TREATMENT BASE YEAR
B. BRAUN MEDICAL INC
ANNUAL MAINTENANCE SERVICE OF B BRAUN SYSTEMS FOR THE NEBRASKA-WESTERN IOWA VA HEALTH CARE SYSTEM.
GUNSAN CITY HALL CLIMATE AND ENVIRONMENT BUREAU
SEWAGE SERVICE FOR KUNSAN AIR BASE FROM 1 NOV. 2025 TO 31 OCT. 2026.
CITY OF LEAVENWORTH
CITY OF LEAVENWORTH WATERWORKS BILL JAN 26
FLUID SOLUTIONS LLC
WATER TREATMENT SYSTEM MAINTENANCE
I-2-I SOLUTIONS, INC.
CRITICAL WATER SYSTEM RO
REDDING DAVID N
WATER TREATMENT OPERATOR SERVICES FOR COVELO RANGER STATION, EEL RIVER STATION, SODA CREEK STATION AND MIDDLE CREEK CAMPGROUND
CITY OF ABILENE
NEW WATER AND SEWER SERVICES AT THE DWIGHT EISENHOWER LIBRARY.
ST OF MT CITY OF POPLAR
WATER & SEWER UTILITY SERVICES FOR FORT PECK AGENCY
AMERICAN ENGINEERING CORPORATION
BACK FLOW PREVENTIVE MAINTENANCE
GULF GEOEXCHANGE AND CONSULTING SERVICES, INC.
EMERGENCY POTABLE WATER DELIVERY FOR SLVHCS FACILITY
THE STORRIE PROJECT WATER USERS ASSOCIATION
NOTICE OF SOLE SOURCE AWARD - LAS VEGAS WATER USE
CITY OF ANN ARBOR
NEW WATER AND SEWER SERVICES AT THE GERALD R. FORD LIBRARY.