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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /56221

    NAICS Demand Lane

    Waste Treatment and Disposal, Contract Opportunities

    2,205 total opportunities (2,205 active) tied to NAICS 56221 across federal, state, local, and forecast sources.
    NAICS 56221Federal + SLED2.2K total
    View NAICS definition →
    Total Opportunities
    2.2K
    Across all indexed sources
    Active Estimate
    2.2K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 56221.

    DEPT OF DEFENSE

    DRY DOCK SUCTION CHAMBER CLEANING IAW PWS

    Active

    AI Summary

    The Department of the Navy is soliciting proposals for the cleaning of a Dry Dock Suction Chamber at Pearl Harbor Naval Shipyard. Contractors must provide all necessary labor, equipment, and materials for the removal and disposal of silt and sediment. The performance period is tentatively set from September 21, 2026, t…

    HI

    Posted Sep 14, 2026Due Sep 15, 2026SolicitationNAICS 562219Total Small Business Set-Aside (FAR 19.5)Sol: N32253-26-Q-0081
    View details→

    DEPT OF DEFENSE

    36LRS SOIL REMOVAL

    Active

    AI Summary

    The Department of Defense is seeking a contractor for soil removal and remediation services at Andersen Air Force Base, Guam. The project involves excavating fuel-impacted soils, managing contaminated wastewater, and ensuring compliance with cleanup standards. The contractor must minimize disruption to base operations …

    AP

    Posted Sep 14, 2026Due Sep 17, 2026Combined Synopsis/SolicitationNAICS 562211Total Small Business Set-Aside (FAR 19.5)Sol: FA524026Q0047
    View details→

    DEPT OF DEFENSE

    COMBINED SYNOPSIS/SOLICITATION FOR REGULATED MEDICAL WASTE SERVICES

    Active

    AI Summary

    The Department of Defense is seeking proposals for regulated medical waste services across the United States, Guam, and Puerto Rico. This RFP is set aside for small businesses and aims to award up to three indefinite-delivery indefinite-quantity contracts for each region. Interested parties should submit their offers b…

    MD

    Posted Sep 14, 2026Due Oct 5, 2026Combined Synopsis/SolicitationNAICS 562211Total Small Business Set-Aside (FAR 19.5)Sol: HT942726RE015
    View details→

    DEPT OF DEFENSE

    Iwakuni Hazardous Waste Removal

    Archived

    AI Summary

    The Department of Defense is seeking proposals for hazardous waste removal services in Iwakuni, Japan. The contract involves the removal, transportation, and disposal of various hazardous materials, including PCBs and PFAS. Proposals are due by July 10, 2026, and the contract will have a base period of 30 months with a…

    MI

    Posted Sep 11, 2026Due Jul 24, 2026SolicitationNAICS 562211Sol: SP450026R0009
    View details→

    ENVIRONMENTAL PROTECTION AGENCY

    HAZARDOUS AND TOXIC WASTE DISPOSAL

    Active

    AI Summary

    The Environmental Protection Agency is seeking proposals for hazardous and toxic waste disposal services. This opportunity is classified under NAICS code 562211 and is not set aside for small businesses. Interested bidders should prepare to submit their proposals by the specified deadline.

    MA

    Posted Sep 10, 2026Due Sep 17, 2026Combined Synopsis/SolicitationNAICS 562211Sol: 68HE0126Q0015
    View details→

    DEPT OF DEFENSE

    INDUSTRIAL WASTEWATER INTENT TO SOLE SOURCE

    Active

    AI Summary

    The Department of Defense intends to award a Blanket Purchase Agreement to Evoqua Water Technologies for industrial wastewater treatment services at Fleet Readiness Center Southeast. This sole source notice invites capability statements from other interested parties, particularly those with RCRA permits, within seven d…

    MD

    Posted Sep 10, 2026Due Sep 17, 2026Special NoticeNAICS 562211Sol: N68520-25-RFPREQ-HJ00000-0022
    View details→

    DEPARTMENT OF AGRICULTURE

    HAZARDOUS WASTE REMOVAL

    Active

    AI Summary

    The USDA-ARS Grassland Soil & Water Research Laboratory is soliciting quotations for hazardous waste removal services. The contractor must provide all necessary labor, materials, and equipment to safely manage hazardous waste in compliance with regulations. This opportunity is set-aside for small businesses, and the so…

    MD

    Posted Sep 9, 2026Due Sep 17, 2026SolicitationNAICS 562211Total Small Business Set-Aside (FAR 19.5)Sol: 1232SA26Q1412
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    SMALL BUSINESS SOURCES SOUGHT FOR REGULATED MEDICAL WASTE AND PHARMACEUTICAL HAZARDOUS WASTE COLLECTION AND DISPOSAL SERVICES, DZILTH-NA-O-DITH-HLE HEALTH CENTER (DZHC)

    Active

    AI Summary

    This Sources Sought notice seeks qualified Small Businesses for regulated medical waste and pharmaceutical hazardous waste collection and disposal services for the Dzilth-Na-O-Dith-Hle Health Center. This is for market research purposes only and not a solicitation for proposals.

    MD

    Posted Sep 9, 2026Due Sep 15, 2026Sources SoughtNAICS 562211Total Small Business Set-Aside (FAR 19.5)Sol: IHS1526164_DZHC_SB
    View details→

    DEPARTMENT OF THE INTERIOR

    F--SOLID WASTE DISPOSAL AND BACKHAULING - TUBA CITY D

    Active

    AI Summary

    The Department of the Interior, Bureau of Indian Affairs, is seeking proposals for solid waste disposal and backhauling services for the Tuba City Dump Project. This opportunity is classified under NAICS code 562212 and is not subject to Simplified Acquisition Procedures. Interested bidders should prepare to submit the…

    AZ

    Posted Sep 9, 2026Due Sep 23, 2026Combined Synopsis/SolicitationNAICS 562212Total Small Business Set-Aside (FAR 19.5)Sol: 140A1126Q0074
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    IEE AND ISBEE SOURCES SOUGHT FOR REGULATED MEDICAL WASTE AND PHARMACEUTICAL HAZARDOUS WASTE COLLECTION AND DISPOSAL SERVICES, DZILTH-NA-O-DITH-HLE HEALTH CENTER (DZHC)

    Active

    AI Summary

    This Sources Sought notice is issued by the Indian Health Service to identify qualified Indian Economic Enterprises and Indian Small Business Economic Enterprises for regulated medical waste and pharmaceutical hazardous waste collection and disposal services at the Dzilth-Na-O-Dith-Hle Health Center. Interested vendors…

    MD

    Posted Sep 9, 2026Due Sep 15, 2026Sources SoughtNAICS 562211Buy Indian Set-Aside (specific to Department of Health and Human Services, Indian Health Services)Sol: IHS1526164_DZHC
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    1,472
    sled
    711
    forecast
    22

    Related NAICS Codes

    • 56, Administrative and Support and Waste Management and Remediation Services→
    • 561, Administrative and Support Services→
    • 5611, Office Administrative Services→
    • 56111, Office Administrative Services→
    • 561110, Office Administrative Services→
    • 5612, Facilities Support Services→
    • 56121, Facilities Support Services→
    • 561210, Facilities Support Services→
    • 5613, Employment Services→
    • 56131, Employment Placement Agencies and Executive Search Services→

    Explore

    • 56221 Definition→
    • Browse NAICS Codes→
    • PSC Contract Lanes→
    • AI Contract Categories→
    • Browse by Agency→
    • Browse by State→

    About NAICS 56221

    This industry comprises establishments primarily engaged in the treatment and disposal of waste materials, including hazardous and nonhazardous waste. Activities include waste collection, treatment, and disposal services to manage environmental health and safety.

    Read the full NAICS definition →