NAICS 221320 — SEWAGE TREATMENT FACILITIES
Federal contract awards classified under NAICS code 221320 (SEWAGE TREATMENT FACILITIES) cover 132 unique federal contracts (145 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 221320
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 MILITARY SERVICES, LLC | 2 | $249.5M |
| CITY OF ABERDEEN | 1 | $195.8M |
| OLD DOMINION UTILITY SERVICES, INC. | 1 | $185.8M |
| HARNETT, COUNTY OF NORTH CAROLINA | 1 | $80.1M |
| VEOLIA WATER WEST OPERATING SERVICES INC | 1 | $75.5M |
| AMERICAN STATES UTILITY SERVICES INC | 1 | $24.0M |
| SAN ANTONIO RIVER AUTHORITY | 1 | $18.5M |
| BAIRCO CONSTRUCTION INC | 1 | $9.9M |
| P D R PROPERTIES, INC. | 1 | $9.8M |
| KENT COUNTY GOVERNMENT | 1 | $8.5M |
Top Awarding Agencies
Federal agencies that obligate the most spending in NAICS 221320. Click any agency to see its full contract portfolio, top contractors, and sub-agencies.
| Agency | Awards | Total Obligated |
|---|---|---|
| Department of Defense | 49 | $801.5M |
| Department of State | 11 | $75.9M |
| Department of Justice | 44 | $12.7M |
| Department of the Interior | 8 | $10.5M |
| Department of Agriculture | 4 | $2.0M |
| Department of Homeland Security | 5 | $1.7M |
| Department of the Treasury | 5 | $914,330.95 |
| Smithsonian Institution | 1 | $531,710.54 |
| Department of Energy | 2 | $60,560 |
| Department of Health and Human Services | 1 | $56,000 |
Geographic Concentration
States where NAICS 221320 contract work is performed, ranked by total obligated value. Useful for sizing the local market and identifying state-level competitors.
| State | Awards | Total Obligated |
|---|---|---|
| MD | 3 | $220.3M |
| VA | 5 | $186.9M |
| NY | 2 | $163.4M |
| NC | 5 | $86.8M |
| FL | 3 | $86.8M |
| CA | 13 | $80.6M |
| TX | 2 | $18.6M |
| KY | 9 | $10.4M |
| MT | 1 | $9.9M |
| DE | 1 | $8.5M |
Most Recent Awards
HERLONG PUBLIC UTILITY DISTRICT
FY 26 - WASTE WATER SERVICE FEB AND MARCH FY26 $67101.93 EACH
STAT WASTE STREAM SERVICES INC
MAINTENANCE PROGRAM AND TESTING FOR ON-SITE WATER TREATMENT SYSTEMS
A&G SEPTIC AND GREASE LLC
FCI MIAMI EMERGENCY SEWER-LIFT STATION REPAIR 26Z3AS4
ILLINOIS-AMERICAN WATER COMPANY
FY26 P4 IL AMERICAN WATER UTILITY QTR 2 RP# 26-0068
ALLEGHENY SITE MANAGEMENT, INC
ALF NORTH CENTRAL LAGOON WASTEWATER PLANT OPERATION.
All Unique Contracts in NAICS 221320
Showing 132 unique contracts (one entry per PIID, deduped from modifications) sorted by total dollars obligated.
DENVER BOARD OF WATER COMMISSIONERS
PROVIDE WATER AND SEWAGE SERVICE
MUNICIPALITY OF ANCHORAGE
ALL TERMS AND CONDITIONS OF THE PREDECESSOR CONTRACT F6550180D0017 APPLY.
CAYUSE FEDERAL SERVICES LLC
SEWAGE TREATMENT AND MONITORING, NAVAL BASE KITSAP, BANGOR, WASHINGTON.
MARYLAND ENVIRONMENTAL SERVICE
WASTEWATER PLANT MAINTENANCE AND OPERATIONS
WAYMART AREA AUTHORITY
FY25 SEWER SERVICE FOR USP CANAAN, WAYMART, PA 18472
CITY OF HOPEWELL HRWTF
FY26 P4 CITY OF HOPEWELL WASTEWATER SVCS QTR 1
PRESTON COUNTY PUBLIC SERVICE DISTRICT
FY25 P4 WASTEWATER ESTIMATES FOR 1ST QTR OCT 2024 -DEC 2024.
VILLAGE OF SARANAC LAKE
GC- RAY BROOK- VILLAGE OF SL WATER & SEWER FY26
M DAVIDSON & ASSOCIATES INC
SHENANGO RIVER LAKE FRESH AND WASTE WATER TREATMENT SERVICES
GREGG TOWNSHIP MUNICIPAL AUTHORITY
SEWER FY26
OPTIMUM ENVIRONMENTAL CORPORATION
NWOD WATER AND WASTEWATER
NICKLAUS ENGINEERING, INC.
YEAR ONE
COUNTY OF LEE
USP LEE WASTE WATER SERVICES FY25 07/01/25 - 09/30/25 CONTRACT #15B11720D00000028
LAFAYETTE TOWNSHIP
WASTEWATER TREATMENT FY 26
COUNTY OF LEE
USP LEE WASTE WATER SERVICES FY26 10/01/25 - 12/31/25 CONTRACT #15B11720D00000028
SCHWARZ CONSTRUCTION LLC
WTP REPAIR WORK ORDER IAW THE SOW
NABD ALASR TRADING AND CONTRACTING COMPANY
CONTRACT PM SERVICE FOR WATER TREATMENT SYSTEMS APPROVED BY OPE
MIDWEST ENVIRONMENTAL MANAGEMENT SERVICES, L.L.C.
ORDERING PERIOD 1 SEWAGE TREATMENT AND LIFT STATION SERVICES AT CARLYLE LAKE
GOTEMBA EISEISHA, CO. LTD.
FUJI O/M WASTEWATER TREATMENT PLANT 1ST OPTION FUNDING TASK ORDER
A&G SEPTIC AND GREASE LLC
FCI MIAMI EMERGENCY SEWER-LIFT STATION REPAIR 26Z3AS4
CITY OF ANADARKO CITY HALL
UTILITY-WATER SEWER, TRASH, RIVERSIDE
CITY OF PEKIN
WASTEWATER SERVICES FOR 4TH QTR FY 25. CITY OF PEKIN. RP #25-0126
CITY OF PEKIN
WASTEWATER SERVICES FOR 1ST QTR FY 26. CITY OF PEKIN. RP #26-0035
SOUTHWEST FLUID SYSTEMS, LLC
25Z5AJ6 EMERGENCY REPAIR SEWAGE LIFT STATION SOLE SOURCE URGENT SOUTHWEST FLUID SYSTEMS, LLC, UNIQUE ENTITY ID RSEFHXM92YH4
HERLONG PUBLIC UTILITY DISTRICT
FY 26 - WASTE WATER SERVICE FEB AND MARCH FY26 $67101.93 EACH