NAICS 221320 · Sewage Treatment Facilities
11 open opportunities · 553 FY2025 awards · $390.1M obligated
Top contractors in this NAICS
- Aqua Engineers INC$45.3M
- Nikken Sogyo Co., Ltd.$18.5M
- City Of Aberdeen$15.1M
- Bairco Construction INC$11.6M
Hunting recompetes here?
10+ contracts in this NAICS end within 18 months. The largest are listed below — incumbents and end dates included.
All expiring 221320 contracts →Open opportunities
- Y--GRCA 257282 - Replace Wastewater Plant at South Ri
- Deadline
- Dec 18, 2026(36d)
- Agency
- NATIONAL PARK SERVICE
- Type
- Solicitation
- NAICS
- 221320
- Posted
- Nov 10, 2026
- Redstone Arsenal, Alabama – Utility Services Contract Wastewater Utility System 12 Month Extension
- Deadline
- —
- Agency
- DEFENSE LOGISTICS AGENCY
- Type
- Justification
- NAICS
- 221320
- Posted
- Nov 5, 2026
- W9124J-26-C-A012 P00001 - Leavenworth Sewage Services
- Deadline
- —
- Agency
- DEPT OF THE ARMY
- Type
- Justification
- NAICS
- 221320
- Posted
- Nov 2, 2026
- Operations and Maintenance (O&M) Services for the SBIWTP
- Deadline
- Jan 6, 2027(55d)
- Agency
- INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO
- Type
- Solicitation
- NAICS
- 221320
- Posted
- Oct 20, 2026
- Waste Water Treatment Services Newton Square PA
- Deadline
- Sep 21, 2026
- Agency
- DEPT OF THE ARMY
- Type
- Solicitation
- NAICS
- 221320
- Posted
- Sep 18, 2026
- S--Wastewater Treatment Services for Yosemite NP
- Deadline
- Aug 18, 2026
- Agency
- NATIONAL PARK SERVICE
- Type
- Combined Synopsis/Solicitation
- NAICS
- 221320
- Posted
- Aug 17, 2026
- Y--GRCA 257282 - Replace South Rim Wastewater Treatment Plant, Grand Canyon, AZ
- Deadline
- Nov 2, 2026
- Agency
- NATIONAL PARK SERVICE
- Type
- Presolicitation
- NAICS
- 221320
- Posted
- Jul 20, 2026
- Monroe Lake Lift Station Rehabilitation
- Deadline
- Apr 10, 2026
- Agency
- DEPT OF THE ARMY
- Type
- Combined Synopsis/Solicitation
- NAICS
- 221320
- Posted
- Mar 27, 2026
- REPLACE SAND FILTER MEDIA AND AGED VALVE/PIPE AT B1844 (WATER TREATMENT PLANT), CAMP HENRY (MATOC)
- Deadline
- Jan 29, 2026
- Agency
- DEPT OF THE ARMY
- Type
- Combined Synopsis/Solicitation
- NAICS
- 221320
- Posted
- Jan 8, 2026
- Combined Synopsis Solicitation - 36C78625Q50026 - Sewage Treatment Services for the National Cemetery of the Alleghenies. -- J046
- Deadline
- May 5, 2025
- Agency
- VETERANS AFFAIRS, DEPARTMENT OF
- Type
- Combined Synopsis/Solicitation
- NAICS
- 221320
- Posted
- Apr 22, 2025
- Lagoon Aeration
- Deadline
- Nov 19, 2028(738d)
- Agency
- FOREST SERVICE
- Type
- Presolicitation
- NAICS
- 221320
- Posted
- Nov 6, 2024
Largest contracts ending within 18 months
- 191BWC25C0102 ↗$17.5M
---------- COMMENTS: THE USIBWC SEEKS SLUDGE DRYING/DEWATERING EFFORTS AT THE NIWTP THRU CURRENT OR INNOVATIVE TECHNOLOGY THAT WILL REDUCE THE VOLUME OF SLUDGE THAT IS PRODUCED AND TRANSPORTED TO LANDFILLS, PROVIDING UNATTENDED OPERATING CAPABILITIE
- Ends
- Mar 26, 2027
- Started
- Sep 30, 2025
- Agency
- International Boundary And Water Commission: U.S.-Mexico
- NAICS
- 221320
- 191BWC26C0043 ↗$16.5M
---------- COMMENTS: THE SBIWTP IS A 25 MILLION GALLON PER DAY WASTEWATER TREATMENT PLANT THAT TREATS WASTEWATER ORIGINATING FROM TIJUANA, BAJA CALIFORNIA, MEXICO. THE TREATMENT SYSTEM INCLUDES AUXILIARY FACILITIES SUCH AS THE CANYON COLLECTION SYST
- Ends
- Mar 30, 2027
- Started
- Mar 31, 2026
- Agency
- International Boundary And Water Commission: U.S.-Mexico
- NAICS
- 221320
- 140P2025C0065 ↗$11.6M
YELL 311631, MAMMOTH COLLECTIONS, YELLOWSTONE NATIONAL PARK
- Ends
- Nov 26, 2026
- Started
- Sep 11, 2025
- Agency
- National Park Service
- NAICS
- 221320
- N4008425F4189 ↗$7.5M
THIS TASK ORDER COMBINES SEVERAL WORK REQUIREMENTS TO INCLUDE VARIOUS EQUIPMENT REPAIRS AND OVERHAUL SERVICES AT YSK-1829 YSK-3842, PLANT A, AND YSK-3843.
- Ends
- Jun 14, 2027
- Started
- Feb 25, 2025
- Agency
- Department Of The Navy
- NAICS
- 221320
- N6945026C0016 ↗$4.5M
THE CONTRACTOR SHALL PROVIDE ALL LABOR, MATERIAL, EQUIPMENT, TRANSPORTATION AND SUPERVISION NECESSARY TO PROVIDE SANITARY SEWAGE TREATMENT INFRASTRUCTURE FOR THE NGC 2 ADR SITE LOCATED AT NAS JRB NEW ORLEANS IN BELLE CHASSE, LOUISIANA.
- Ends
- Mar 29, 2027
- Started
- Mar 29, 2026
- Agency
- Department Of The Navy
- NAICS
- 221320
- N4008426F4257 ↗$2.0M
REPLACE 20EA WATER SEALED TYPE PUMPS OF PIPE CORRIDOR AT YSK-3842, WASTE WATER TREATMENT PLANT, THE U.S. COMMANDER FLEET ACTIVITIES YOKOSUKA
- Ends
- Apr 18, 2028
- Started
- Apr 29, 2026
- Agency
- Department Of The Navy
- NAICS
- 221320
- FA448426F0048 ↗$1.8M
PROVIDE ALL MANAGEMENT, LABOR, TOOLS, EQ AND VEHICLES TO OPERATE, MAINTAIN AND REPAIR, THE TERTIARY WASTEWATER TREATMENT PLANT, EIGHT LIFT STATIONS, LAND APPLICATION SITE, TACTICAL TRAINING BASE SEPTIC SYSTEM AND THE BENEFICIAL WATER REUSE SYSTEM.
- Ends
- Jan 30, 2027
- Started
- Jan 31, 2026
- Agency
- Department Of The Air Force
- NAICS
- 221320
- W519TC26CA004 ↗$1.4M
THIS REQUIREMENT IS TO OPERATE WATER COLLECTION, TREATMENT PLANT, AND DISTRIBUTION SYSTEMS; OPERATE WASTEWATER COLLECTION AND TREATMENT PLANT; AND PERFORM ANALYTICAL TESTING OPERATIONS IN ACCORDANCE WITH THE PERFORMANCE WORK STATEMENT.
- Ends
- Nov 29, 2026
- Started
- Nov 30, 2025
- Agency
- Department Of The Army
- NAICS
- 221320
- N4008426F4073 ↗$1.4M
REPLACE NO. 2 MEMBRANE SEPARATION SYSTEM AND AIR DIFFUSERS FOR PLANT A AT BLDG. 3894A
- Ends
- Dec 29, 2027
- Started
- Jan 7, 2026
- Agency
- Department Of The Navy
- NAICS
- 221320
- N4008426F4076 ↗$1.4M
REPLACE NO.1 AND NO.2 SLUDGE CONCENTRATORS AT YSK-3842
- Ends
- Jan 28, 2028
- Started
- Jan 8, 2026
- Agency
- Department Of The Navy
- NAICS
- 221320
| PIID | Contractor | Description | Agency | NAICS | Obligated | Start | End |
|---|---|---|---|---|---|---|---|
| 191BWC25C0102 ↗ | Sunstate Environmental Services INC | ---------- COMMENTS: THE USIBWC SEEKS SLUDGE DRYING/DEWATERING EFFORTS AT THE NIWTP THRU CURRENT OR INNOVATIVE TECHNOLOGY THAT WILL REDUCE THE VOLUME OF SLUDGE THAT IS PRODUCED AND TRANSPORTED TO LANDFILLS, PROVIDING UNATTENDED OPERATING CAPABILITIE | International Boundary And Water Commission: U.S.-Mexico | 221320 | $17.5M | Sep 30, 2025 | Mar 26, 2027 |
| 191BWC26C0043 ↗ | Veolia Water West Operating Services INC | ---------- COMMENTS: THE SBIWTP IS A 25 MILLION GALLON PER DAY WASTEWATER TREATMENT PLANT THAT TREATS WASTEWATER ORIGINATING FROM TIJUANA, BAJA CALIFORNIA, MEXICO. THE TREATMENT SYSTEM INCLUDES AUXILIARY FACILITIES SUCH AS THE CANYON COLLECTION SYST | International Boundary And Water Commission: U.S.-Mexico | 221320 | $16.5M | Mar 31, 2026 | Mar 30, 2027 |
| 140P2025C0065 ↗ | Bairco Construction INC | YELL 311631, MAMMOTH COLLECTIONS, YELLOWSTONE NATIONAL PARK | National Park Service | 221320 | $11.6M | Sep 11, 2025 | Nov 26, 2026 |
| N4008425F4189 ↗ | Nikken Sogyo Co., Ltd. | THIS TASK ORDER COMBINES SEVERAL WORK REQUIREMENTS TO INCLUDE VARIOUS EQUIPMENT REPAIRS AND OVERHAUL SERVICES AT YSK-1829 YSK-3842, PLANT A, AND YSK-3843. | Department Of The Navy | 221320 | $7.5M | Feb 25, 2025 | Jun 14, 2027 |
| N6945026C0016 ↗ | Klj Services LLC | THE CONTRACTOR SHALL PROVIDE ALL LABOR, MATERIAL, EQUIPMENT, TRANSPORTATION AND SUPERVISION NECESSARY TO PROVIDE SANITARY SEWAGE TREATMENT INFRASTRUCTURE FOR THE NGC 2 ADR SITE LOCATED AT NAS JRB NEW ORLEANS IN BELLE CHASSE, LOUISIANA. | Department Of The Navy | 221320 | $4.5M | Mar 29, 2026 | Mar 29, 2027 |
| N4008426F4257 ↗ | Nikken Sogyo Co., Ltd. | REPLACE 20EA WATER SEALED TYPE PUMPS OF PIPE CORRIDOR AT YSK-3842, WASTE WATER TREATMENT PLANT, THE U.S. COMMANDER FLEET ACTIVITIES YOKOSUKA | Department Of The Navy | 221320 | $2.0M | Apr 29, 2026 | Apr 18, 2028 |
| FA448426F0048 ↗ | Optech-Monette, LLC | PROVIDE ALL MANAGEMENT, LABOR, TOOLS, EQ AND VEHICLES TO OPERATE, MAINTAIN AND REPAIR, THE TERTIARY WASTEWATER TREATMENT PLANT, EIGHT LIFT STATIONS, LAND APPLICATION SITE, TACTICAL TRAINING BASE SEPTIC SYSTEM AND THE BENEFICIAL WATER REUSE SYSTEM. | Department Of The Air Force | 221320 | $1.8M | Jan 31, 2026 | Jan 30, 2027 |
| W519TC26CA004 ↗ | Crico Enterprise, LLC | THIS REQUIREMENT IS TO OPERATE WATER COLLECTION, TREATMENT PLANT, AND DISTRIBUTION SYSTEMS; OPERATE WASTEWATER COLLECTION AND TREATMENT PLANT; AND PERFORM ANALYTICAL TESTING OPERATIONS IN ACCORDANCE WITH THE PERFORMANCE WORK STATEMENT. | Department Of The Army | 221320 | $1.4M | Nov 30, 2025 | Nov 29, 2026 |
| N4008426F4073 ↗ | Nikken Sogyo Co., Ltd. | REPLACE NO. 2 MEMBRANE SEPARATION SYSTEM AND AIR DIFFUSERS FOR PLANT A AT BLDG. 3894A | Department Of The Navy | 221320 | $1.4M | Jan 7, 2026 | Dec 29, 2027 |
| N4008426F4076 ↗ | Nikken Sogyo Co., Ltd. | REPLACE NO.1 AND NO.2 SLUDGE CONCENTRATORS AT YSK-3842 | Department Of The Navy | 221320 | $1.4M | Jan 8, 2026 | Jan 28, 2028 |