Federal Contract Opportunities Update

Notices for September 28-October 4, 2026

SAM.gov is the official source for federal contract opportunities. This update contains summaries of procurement notices issued between September 28-October 4, 2026, that pertain to hazardous waste, investigation and cleanup of environmental contamination, and related environmental topics; however, it does not necessarily contain EVERY notice on these topics. If you would like to search for additional current and archived notices, please visit the SAM Contract Opportunities website.

NOTE: SAM assigns a new URL EVERY TIME a solicitation is updated, which means the links given here will not reflect future changes. To monitor for updates, either enter the SOL at the SAM search interface or use the "Follow" icon (if a registered user).

S -- CATM RANGE CLEANING (SRCSGT)
SOL: FA466127RFI0001
DUE: October 9, 2026
NAICS: 562910. THIS IS A SOURCES SOUGHT NOTICE FOR MARKET RESEARCH PURPOSES ONLY. THIS IS NOT A SOLICITATION OR REQUEST FOR PROPOSALS. The 7th Contracting Squadron (7 CONS), Dyess Air Force Base, Texas, is issuing this Sources Sought Notice/Request for Information (RFI) on behalf of the 7th Security Forces Squadron (7 SFS) to identify qualified and experienced commercial vendors capable of providing turnkey quarterly cleaning services for the installation's indoor firing range. Required services include vacuuming all loading points, firing points, and firing lanes to ensure the entire range area is free of dust, debris, and residue; vacuuming the bullet trap, including the base, ramp, and throat; cleaning and vacuuming the bullet trap debris collection system located at the rear of the facility, as failure to properly remove debris may result in damage to the system; and collecting, containing, labeling, and removing all range debris and residue from the facility. The contractor shall provide appropriate containers for debris removal and shall properly label all containers with their exact contents. Interested vendors are requested to submit a capability statement demonstrating their experience and ability to perform the required services, along with a Rough Order of Magnitude (ROM) cost estimate for one quarterly cleaning cycle and an annualized estimate based on four quarterly cleaning cycles. CAPABILITY STATEMENTS AND ROM COST ESTIMATES ARE DUE NO LATER THAN 2:00 PM CDT ON OCTOBER 9, 2026.
CITE: https://sam.gov/workspace/contract/opp/b464ea69f5f74cd1a99cd91750804bbf/view
Posted: October 1, 2026
SPONSOR: U.S. Department of the Air Force, Air Force Global Strike Command, Dyess AFB, TX

F -- ASARCO TAYLOR SPRINGS SUPERFUND SITE FACILITY AREA AND SURROUNDING CUSTODIAL TRUST AREA (SRCSGT)
SOL: W912P927RA001
DUE: October 19, 2026
NAICS: 562910. THIS IS A SOURCES SOUGHT NOTICE FOR MARKET RESEARCH PURPOSES ONLY. The U.S. Army Corps of Engineers, St. Louis District, seeks responses from interested contractors qualified to remediate lead-impacted soils within the ASARCO Taylor Spring and SCTA Superfund Site. The remedial action includes, but is not limited to, development and submittal of work plans; establishment and maintenance of stockpile areas; implementation of erosion and sediment controls; clearing and grubbing the facility area and surrounding custodial site in accordance with the project drawings, including chipping of trees and root balls; environmental and safety compliance measures; construction of dewatering systems for lakes, ponds, and excavation areas; construction of a temporary water treatment system to treat surface water from lake dewatering activities and groundwater seepage from deep excavation areas; excavation of process residuals and contaminated soils throughout the facility area, including slag stockpiles, access roads, and Coal Pocket Lake, to the target excavation elevations shown on the drawings; excavation of buried debris, including bricks, concrete, asphalt, rebar, sheet metal, and similar materials from previous demolition activities, with all debris reduced to sizes suitable for placement within an 8-inch lift in the consolidation cell; dewatering of lakes and ponds and treatment of water exceeding discharge requirements through the onsite temporary treatment system; excavation of sediment from Coal Pocket Lake and the Northern Ponds; excavation of contaminated soil and process residuals near the railroad line, including deep excavations up to 16 feet below ground surface; removal and reconstruction of dam embankments and spillways; processing of wet sediment through mixing with excavated materials from other areas of the site prior to placement in the consolidation area; regrading of lakebeds; removal of an abandoned gas line that may contain asbestos; placement and compaction of all impacted materials within the consolidation cell, followed by installation of a 24-inch compacted low-permeability soil cover; final site restoration, including topsoil placement and seeding; and construction of new access roads within the facility area. CAPABILITY STATEMENTS ARE DUE BY 10:00 AM CDT ON OCTOBER 19, 2026.
CITE: https://sam.gov/workspace/contract/opp/fff7063befcc4554ac85243e4a90c472/view
Posted: October 1, 2026
SPONSOR: U.S. Army Corps of Engineers, Mississippi Valley Engineer Division, Saint Louis District, Saint Louis, MO

Y -- GCI POLLYANNA #2 ACID MINE DRAINAGE REMEDIATION PROJECT (SOL)
SOL: 140S0326R0001
DUE: November 6, 2026
NAICS: 562910. THIS IS A TOTAL SMALL BUSINESS SET-ASIDE. The U.S. Department of the Interior's Office of Surface Mining, and Reclamation (OSMRE) requires the services of a construction firm located in Oklahoma to provide consultation, development, and construction of a multi-stage passive water treatment system designed to remediate an Acid Mine Drainage (AMD) seep located at the Pollyanna #2 site. The seasonal flow ranges between 10 and 100 gallons per minute, with a pH below 4.6, and elevated iron, aluminum, and manganese concentrations. The Contractor shall construct the treatment system according to the conceptual design and technical specifications developed by OSMRE-TFO, ensuring compliance with state and federal water quality standards and OSMRE's internal water quality performance objectives. Pollyanna #2 has a total project footprint of less than seven acres containing one AMD seep. The seep flows seasonally and requires a multi-stage passive treatment system consisting of: a 415-foot-long, 6-foot-wide limestone aggregate channel with ≤ 1.5% slope; four (4) concrete flow spreaders, equally spaced along the channel; a 150 ft × 90 ft flushable limestone bed (FLB) with a 3.5-ft thick layer of AASHTO #3; high-calcium limestone; an underdrain manifold system feeding a 10-inch dosing siphon; a 190 ft × 75 ft settling/oxidation pond for precipitant settling and metals oxidation; a 204-ft transfer channel conveying treated water; a hybrid anaerobic/aerobic wetland with one earthen baffle armored with limestone; and a riprap outlet channel for final discharge. A non-mandatory pre-bid meeting is scheduled on Tuesday, October 20, 2026, at 11:00 AM CDT. OSMRE is planning to award a single-award construction contract with a period of performance from January 19, 2027, through January 18, 2028. OFFERS ARE DUE BY 5:00 PM EST ON NOVEMBER 6, 2026.
CITE: https://sam.gov/workspace/contract/opp/98dd10f4123042fbb5df820a42fc3787/view
Posted: September 30, 2026
SPONSOR: U.S. Department of the Interior, Office of Surface Mining, Reclamation, and Enforcement, OSMIRE, Denver, CO

F -- SB ERS MATOC, USACE NORTHWESTERN DIVISION AND EPA REGION 2 (SOL)
SOL: W912DQ26RA109
DUE: November 16, 2026
NAICS: 562910. THIS IS A TOTAL SMALL BUSINESS SET-ASIDE. The U.S. Army Corps of Engineers, Northwestern Engineer Division, seeks a contractor to provide environmental remediation services. The Contractors selected for this work shall have the capability and experience to perform or provide a wide range of remedial action services at hazardous waste sites. These efforts may include, but are not limited to, environmental removal actions, remedial actions, and other remediation activities as well as related activities necessary to complete a successful remediation, conduct long-term response actions (LTRA), or long-term monitoring (LTM). Construction efforts necessary to implement environmental remediation services are included in the scope of work. Remedial activities may include, but not be limited to, dredging, excavation, transportation, and disposal of hazardous, toxic, or low level radiological waste; asbestos and lead based paint remediation; building remediation and demolition; construction and operation of groundwater treatment plants and extraction systems; installation and operation of in-situ treatment technologies including but not limited to air sparging, chemical oxidation, bioremediation, ground-water circulating wells, permeable reactive barriers, soil vapor extraction, and thermal treatment; water line installations/service connections hookups; and utility line replacement and/or remediation along utility lines; and erosion, sewer, and storm water controls for the purpose of compliance and/or pollution prevention. Supporting activities include but are not limited to: sampling and laboratory analysis of soil, groundwater, surface water, air, and sediments; preparation of work plans, reports, studies, and ability to conduct studies to support RCRA, CERCLA and other programs listed above; public participation including the presentation of both written and visual material; data analysis /interpretation/modeling, and data management; special studies such as Remedial System Evaluation (RSE), Monitored Natural Attenuation (MNA), State Historic Preservation Offices studies, Wetlands delineations, value engineering studies, energy studies, schedule analysis, and cost estimating. The award will be an Indefinite Delivery/Indefinite Quantity (ID/IQ), Multiple Award Task Order Contract (MATOC) for Environmental Remediation Services (ERS) with a 5-year performance period with an option to extend services. OFFERS ARE DUE BY 12:00 PM CST ON NOVEMBER 16, 2026.
CITE: https://sam.gov/workspace/contract/opp/872d2ab71d834b2f9f70a55fa40fc2e3/view
Posted: September 29, 2026
SPONSOR: U.S. Army Corps of Engineers, Northwestern Engineer Division, Kansas City District, Kansas City, MO

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