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Department of Defense (DoD): NAICS 221320 — Sewage Treatment Facilities

1open solicitations
$44.7Mobligated in FY2026
27contracts ending within 18 months

Open solicitations

How DoD NAICS 221320 spends

FY2021$10.5M
FY2022$124.5M
FY2023$48.6M
FY2024$57.4M
FY2025$49.5M
FY2026$44.7M
Contract obligations by federal fiscal year (October–September), from USASpending.gov award data. IDIQ ceilings are excluded. * The current year is partial, and USASpending lags 4–8 weeks.

DoD NAICS 221320 contracts expiring in the next 18 months

27 contracts worth $43.5M.

IncumbentBuyerWhatValueEndsEst. solicitationRecord
GWENDOLYN C. HILLArmy221320 Sewage Treatment Facilities$377K14 October 2026Now / imminentUSASpending
WALKER UTILITY SERVICES LLCArmy221320 Sewage Treatment Facilities$25K24 October 2026Now / imminentUSASpending
CITY OF LEAVENWORTH KSArmy221320 Sewage Treatment Facilities$392K31 October 2026Now / imminentUSASpending
NICKLAUS ENGINEERING, INC.Army221320 Sewage Treatment Facilities$261K31 October 2026Now / imminentUSASpending
NCH CORPORATIONAir Force221320 Sewage Treatment Facilities$44K06 November 2026Now / imminentUSASpending
MISSION CRITICAL ENVIRONMENTAL, LLCDLA221320 Sewage Treatment Facilities$12.9M09 November 2026Now / imminentUSASpending
SCHWARZ CONSTRUCTION LLCArmy221320 Sewage Treatment Facilities$249K12 November 2026Now / imminentUSASpending
NSP-BCH, LLCAir Force221320 Sewage Treatment Facilities$1.2M30 November 2026Now / imminentUSASpending
MARUTAKA CORPORATIONAir Force221320 Sewage Treatment Facilities$56K30 November 2026Now / imminentUSASpending
HERLONG PUBLIC UTILITY DISTRICTArmy221320 Sewage Treatment Facilities$40K30 November 2026Now / imminentUSASpending
NIKKEN SOGYO CO., LTD.Navy221320 Sewage Treatment Facilities$279K24 December 2026Now / imminentUSASpending
CITY OF ALEXANDRIA VIRGINIA SANITATION AUTHORITYWashington Headquarters Services221320 Sewage Treatment Facilities$1.2M31 December 2026Now / imminentUSASpending
OPTECH-MONETTE, LLCAir Force221320 Sewage Treatment Facilities$1.8M31 January 2027Now / imminentUSASpending
SARANDREA ASSOCIATES GROUP CORPAir Force221320 Sewage Treatment Facilities$826K31 January 2027Now / imminentUSASpending
OAK COAir Force221320 Sewage Treatment Facilities$55K26 February 2027Now / imminentUSASpending

Contracts and task orders from USASpending.gov (FPDS) whose period of performance ends within 18 months, valued at $25K or more, excluding IDIQ ceilings and government-owned, contractor-operated facility contracts. Co-terminous orders from the same vendor, agency, NAICS and PSC ending in the same month are grouped. The solicitation date is an estimate (about six months before the contract ends): FedSift does not know whether a follow-on has been posted, so check SAM.gov.

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