PSC B504 — Chemical/Biological Studies and Analysis

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The U.S. Fish and Wildlife Service is seeking qualified contractors for vegetation monitoring services at the Ozark Plateau NWR. This Sources Sought Notice aims to identify entities capable of conducting baseline vegetation monitoring on approximately 35 acres, documenting existing conditions prior to habitat restorati…

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The USDA Agricultural Research Service seeks a contractor for chemical analysis of plant and soil samples. Interested parties are encouraged to submit quotations by the specified response date. The government will decide whether to compete this contract based on the responses received.

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The Department of the Interior, US Geological Survey is seeking sources for split-stream U-Th-Pb and Lu-Hf analyses of igneous or metamorphic samples. This opportunity involves non-NSF-supported analyses for three samples and is categorized as a sources sought notice.

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The Department of the Interior, US Geological Survey, is soliciting for an IDIQ contract for laboratory analysis services. This opportunity is categorized under NAICS code 541380 and is not set aside for small businesses. Interested bidders should prepare to submit proposals by the specified deadline.

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The Environmental Protection Agency is soliciting proposals for laboratory services in Regions 04-05. This is an amendment to the original solicitation, extending the proposal due date. Interested bidders should prepare their submissions accordingly.

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The U.S. Army Corps of Engineers is seeking sources for environmental laboratory services, focusing on water and sediment sampling analysis. This sources sought notice aims to identify interested parties capable of providing analytical services to meet specific data quality objectives. Responses may lead to a competiti…

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The U.S. Army Corps of Engineers is seeking proposals for NPDES laboratory testing services for the Oregon Columbia River. This is a small business set-aside under NAICS Code 541380. Proposals are due by February 24, 2026, and must include proof of accreditation. The contract will be awarded to the lowest priced offero…

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The Environmental Protection Agency (EPA) is seeking proposals for the Environmental Services Assistance Team (ESAT) under solicitation number 541380. This amendment addresses submitted questions and includes revised documents. Bidders should focus on providing environmental consulting services.

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The Environmental Protection Agency (EPA) is seeking proposals for the Environmental Services Assistance Team (ESAT) under RFP amendment 0004. This opportunity focuses on environmental consulting services and is part of EPA Region 6. Proposals are due by February 9, 2026.

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The Environmental Protection Agency (EPA) is seeking proposals for the Environmental Services Assistance Team (ESAT) under RFP amendment 0003. This opportunity focuses on providing environmental consulting services and is categorized under NAICS code 541380. Interested bidders should review the revised RFP section M fo…