NAICS 221320 – Sewage Treatment Facilities

Browse 17+ active federal contract opportunities classified under NAICS 221320.

Recent Opportunities

• Operation & Maintenance of the South Bay Wastewater Treatment Plant
  Agency: INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO Posted: Apr 2, 2026 NAICS: 221320 Set-Aside: NONE Location: CA
• Joint Base Charleston Wastewater Treatment Plant Operation and Maintenance
  Agency: DEPT OF DEFENSE Posted: Apr 2, 2026 NAICS: 221320 Set-Aside: SBA Location: SC
• Wastewater Collection and Treatment
  Agency: NATIONAL AERONAUTICS AND SPACE ADMINISTRATION Posted: Apr 1, 2026 NAICS: 221320 Set-Aside: NONE Location: MS
• B533--RFQ - Wastewater Lab Analysis / New Jersey Licensed Operator - Lyons Campus
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Mar 30, 2026 Due: Apr 1, 2026 NAICS: 221320 Set-Aside: SBA Location: NJ
• Monroe Lake Lift Station Rehabilitation
  Agency: DEPT OF DEFENSE Posted: Mar 27, 2026 Due: Apr 10, 2026 NAICS: 221320 Set-Aside: SBA
• U.S. Consulate Merida - Treated wastewater testing for reporting to Mexico CONAGUA
  Agency: STATE, DEPARTMENT OF Posted: Mar 26, 2026 Due: Apr 10, 2026 NAICS: 221320 Set-Aside: NONE Location: MX-YUC
• Hardin Ridge Waste Water Treatment Plant Operation & Maintenance
  Agency: AGRICULTURE, DEPARTMENT OF Posted: Mar 26, 2026 NAICS: 221320 Set-Aside: SBA Location: IN
• B533--RFQ - Wastewater Lab Analysis / New Jersey Licensed Operator - Lyons Campus
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Mar 19, 2026 Due: Mar 23, 2026 NAICS: 221320 Set-Aside: SBA Location: NJ
• B533--RFQ - Wastewater Lab Analysis / New Jersey Licensed Operator - Lyons Campus
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Mar 19, 2026 Due: Mar 30, 2026 NAICS: 221320 Set-Aside: SBA Location: NJ
• FCI Oxford Repair Wastewater Aerator
  Agency: JUSTICE, DEPARTMENT OF Posted: Mar 19, 2026 Due: Apr 3, 2026 NAICS: 221320 Set-Aside: SBA Location: WI
• FCI Oxford Repair Wastewater Aerator
  Agency: JUSTICE, DEPARTMENT OF Posted: Mar 11, 2026 Due: Apr 3, 2026 NAICS: 221320 Set-Aside: SBA Location: WI
• Operation & Maintenance of the South Bay Wastewater Treatment Plant
  Agency: INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO Posted: Mar 6, 2026 Due: Mar 31, 2026 NAICS: 221320 Set-Aside: NONE Location: CA
• REPLACE SAND FILTER MEDIA AND AGED VALVE/PIPE AT B1844 (WATER TREATMENT PLANT), CAMP HENRY (MATOC)
  Agency: DEPT OF DEFENSE Posted: Jan 8, 2026 Due: Jan 30, 2026 NAICS: 221320
• CSS 95751 - Replace Sewage Pumps
  Agency: DEPT OF DEFENSE Posted: May 22, 2025 Due: Jun 24, 2025 NAICS: 221320 Set-Aside: SBA
• Combined Synopsis Solicitation - 36C78625Q50026 - Sewage Treatment Services for the National Cemetery of the Alleghenies. -- J046
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Apr 22, 2025 Due: May 6, 2025 NAICS: 221320 Set-Aside: SBA Location: PA
• Combined Synopsis Solicitation - 36C78625Q50026 - Sewage Treatment Services for the National Cemetery of the Alleghenies. -- J046
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Apr 22, 2025 Due: May 6, 2025 NAICS: 221320 Set-Aside: SBA Location: PA
• Lagoon Aeration
  Agency: AGRICULTURE, DEPARTMENT OF Posted: Nov 6, 2024 Due: Nov 19, 2028 NAICS: 221320 Set-Aside: SBA Location: KY

Data sourced from SAM.gov. Updated daily. Last updated: April 4, 2026.