This Subcontract opportunity from California was posted on June 1, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Environmental Compliance and Stormwater BMP Implementation

Closed

State & Local

Submission Closed07/23/2026, 12:00:00 AM PDT

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 541620

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Environmental Compliance Monitoring (IEM Services)This subcontract for Environmental Compliance Monitoring involves providing independent environmental oversight and monitoring for prime contractors working on Gitga'at Power Project facility projects. The selected provider will be responsible for conducting pre-construction surveys, performing field monitoring of riparian and in-stream works, and managing incident responses in accordance with the Construction Environmental Management Plan and the BC Water Sustainability Act. All compliance monitoring reports must be delivered to the BC Ministry of Water, Land and Resource Stewardship. The contract is issued by the Gitga'at First Nation through the Province of British Columbia. Qualified candidates must hold professional liability insurance and maintain valid BC professional registrations, specifically as a P.Bio, R.P.Bio, or P.Eng. The solicitation was posted on November 12, 2026, with a response deadline of December 4, 2026, for performance within Canada.

Gitga'at First Nation

POSTED

DEADLINE

RFQ - Independent Environmental Monitor Services for Gitga'at Power Project

Solicitation # 235805

The Gitga'at Power Limited Partnership, acting on behalf of the Gitga'at First Nation, is soliciting proposals for Independent Environmental Monitor (IEM) services for the Gitga'at Power Project in British Columbia. The IEM will be retained by the Owner but must maintain strict independence from the Owner, contractor, and designer, reporting directly to the British Columbia Ministry of Water, Land and Resource Stewardship. The scope of work spans several phases, including pre-construction review of environmental plans, field monitoring of in-stream and riparian works during construction, monitoring of first diversion and ramping, and overseeing site restoration and final close-out reporting. Compliance is measured against the Water Sustainability Act, the project's Water Licence, and the Construction Environmental Management Plan. Submissions must be delivered as a single searchable PDF by December 4, 2026, and must not contain any pricing information, as the final agreement terms will be negotiated with the selected respondent. Evaluation is based on a pass/fail check of mandatory requirements—including professional liability, commercial general, and automobile liability insurance, as well as workers' compensation coverage—followed by a scoring process that heavily weights demonstrated success on similar projects. Key personnel must hold professional registrations appropriate for British Columbia. Respondents are required to provide a submission form, project reference form, and a conflict of interest declaration, while ensuring the total proposal does not exceed 20 pages.

Gitga'at First Nation

POSTED

DEADLINE

Environmental Compliance and Water ManagementThis subcontract opportunity with Gregg Drilling, LLC focuses on environmental compliance and water management for monitoring well projects. The selected contractor will be responsible for developing and implementing a Water Pollution Control Plan to manage water pollution control and waste conveyance. Key operational tasks include the use of containment systems and conveyance pumps to transport cuttings and development water to a wastewater treatment plant drying bed while ensuring strict adherence to all local environmental regulations. The project is categorized under NAICS code 541620 and is designated as a set-aside for Disadvantaged Business Enterprises under the Department of Transportation. Interested parties must submit their responses by December 15, 2026. The primary deliverable for this engagement is a fully executed Water Pollution Control Plan.

POSTED

DEADLINE

Forest Professional Oversight and CertificationThe Forest Professional Oversight and Certification subcontract, issued by the BC Timber Sales Branch of the Province of British Columbia, requires professional certification and oversight for prime contractors. The selected provider will review primary forest activities to ensure strict compliance with site plans and the Forest Stewardship Plan, utilizing professional auditing tools and mapping software to verify adherence to standards. The final deliverable for this engagement is a signed and sealed FPOC Conformance Certificate. Qualified candidates must hold certification as either a Registered Professional Forester or a Registered Forest Technologist. This opportunity was posted on November 12, 2026, with a response deadline of December 10, 2026. The work is performed within Canada under NAICS code 541620.

BC Timber Sales Branch

POSTED

DEADLINE

Hazardous Materials Compliance and Labeling ServicesThis subcontract for Hazardous Materials Compliance and Labeling Services supports prime contractors on Department of Defense projects managed by the ASC Supplier Oper AE and AF Div. The scope of work involves the identification, labeling, and documentation of hazardous materials to ensure full compliance with the Hazard Communication Standard, FIFRA, and FFDCA. The selected provider will audit materials for hazardous substances, utilize safety data sheets and specific hazard warning labels, and deliver a comprehensive list of materials and labeling standards. The project is categorized under NAICS code 541620 and will be performed in New Cumberland, Pennsylvania. Interested parties should note the response deadline of November 17, 2026, for this Department of Defense requirement.

ASC SUPPLIER OPER AE AND AF DIV

POSTED

DEADLINE

Radioactive Material Labeling and Packaging ServicesThis subcontract opportunity, issued by the Department of Defense under the DLA Weapons Support Nuclear Reactor Program, seeks a provider to perform marking, labeling, and specialized packaging for items containing radioactive materials. The selected contractor will support prime contractors on Defense Logistics Agency supply contracts by applying labels and markings to parts or subassemblies that meet specific activity thresholds. All work must be executed in strict accordance with the latest revision of MIL-STD 129 using specialized equipment that complies with military shipping standards to ensure the safe and proper delivery of shipments. This is a Total Small Business Set-Aside under NAICS code 541620. The solicitation was posted on November 12, 2026, with a response deadline of November 27, 2026. Interested parties can find further details through the DIBBS portal using the provided solicitation link.

DLA WEAPONS SUPPORT NUCLEAR REACTOR PROGRAM

POSTED

DEADLINE

Mercury Containment and Hazardous Packaging ServicesThis subcontract for Mercury Containment and Hazardous Packaging Services involves providing specialized packaging and secondary containment for mercury-containing components on behalf of prime contractors for the Defense Logistics Agency. The scope of work focuses on the delivery of compliant containment solutions for mercury-containing devices while ensuring the strict avoidance of Class I ozone-depleting chemicals. Operations must adhere to rigorous regulatory and technical standards, including NAVSEA 5100-003D mercury containment requirements, MIL-STD-2073-1E packaging standards, and 29 CFR 1910.1200. The performance of these services is centered in Groton, Connecticut, under NAICS code 541620.

Defense Logistics Agency

POSTED

DEADLINE

NEPA Technical Writing and EditingThis subcontract for NEPA Technical Writing and Editing supports prime contractors on Oregon Department of Forestry projects based in Salem. The selected provider will be responsible for synthesizing technical resource reports into formal NEPA documents, specifically drafting Preliminary Proposed Actions and Integrated MLA Executive Briefing Memorandums. These deliverables must include detailed existing conditions and effects analyses while adhering strictly to Section 508 of the Rehabilitation Act of 1973 accessibility standards. Qualified candidates must possess at least two years of professional NEPA writing experience. The contract is categorized under NAICS code 541620, with a response deadline of December 11, 2026. The primary objective of the engagement is the successful delivery of the final Preliminary Proposed Action and Executive Briefing documents.

Department of Forestry

POSTED

DEADLINE

Natural Resource Specialist Services (Botany, Hydrology, Silviculture)This subcontract for Natural Resource Specialist Services supports prime contractors on Oregon Department of Forestry projects based in Salem. The scope of work involves performing existing conditions assessments and data collection focused on vegetation, water, and forest structure. Key responsibilities include documenting forest age and size classes, identifying TES/MIS plant habitats, and establishing hydrologic thresholds, as well as conducting protocol-level surveys and field verifications to address data gaps. Qualified providers must supply specialists in Botany, Hydrology, or Forestry to deliver resource-specific MLA Report sections. The solicitation was posted on November 12, 2026, with a response deadline of December 11, 2026. The contract falls under NAICS code 541620 for environmental consulting services.

Department of Forestry

POSTED

DEADLINE

Wildlife Biology and Threatened/Endangered Species SurveysThis subcontract for the Oregon Department of Forestry involves performing resource-specific assessments and protocol-level field surveys for wildlife. The scope of work includes conducting surveys for the Northern Spotted Owl, Management Indicator Species, and PNW mollusks, as well as preparing Biological Evaluations and Biological Assessments in consultation with the USFWS and NMFS. The successful contractor must provide biologists with specific experience in PNW mollusk surveys to deliver required MLA Reports and biological documentation. The project is based in Salem, Oregon, under NAICS code 541620. Interested parties must submit their responses by the deadline of December 11, 2026.

Department of Forestry

POSTED

DEADLINE

GNA Thunder Cat Environmental Planning Services-Umpqua NF

Solicitation # S-62900-00018402

The Oregon Department of Forestry is soliciting proposals for Good Neighbor Authority Environmental Planning Services for the Thunder Cat Project on the North Umpqua Ranger District of the Umpqua National Forest. The scope of work includes the completion of a mid-level assessment, supporting activities, a preliminary proposed action, and protocol-level surveys for applicable resources. All work must comply with the National Environmental Policy Act, the 1990 Umpqua National Forest Land and Resource Management Plan, the Northwest Forest Plan, and Section 508 of the Rehabilitation Act of 1973. The contract is expected to terminate upon completion of performance or by June 30, 2027. Proposals are due by December 11, 2026, and will be evaluated based on a combined score of technical approach, management approach, references, key personnel, work samples, and price. Award criteria emphasize technical competence and cost, with a specific focus on the ability to document cultural resource sites while maintaining confidentiality. Contractors must adhere to strict inspection and acceptance standards, where any failure to identify target resources or errors in GIS data may require resurveys at no additional cost to the agency. Mandatory certifications include a policy for preventing sexual harassment and discrimination per ORS 279A.112, and an independent contractor certification. Invoices are submitted monthly to the Federal Forest Restoration Environmental Planning Coordinator.

Department of Forestry

POSTED

DEADLINE

Wetlands Permitting and Regulatory LiaisonThe Wetlands Permitting and Regulatory Liaison subcontract, issued by the Vermont Department of Economic Development, focuses on securing environmental permits and regulatory approvals for prime contractors working on PMNRCD and Rutland RPC projects. The selected provider will be responsible for preparing and submitting Wetlands Individual Permit applications, coordinating directly with DEC programmatic staff, and managing the Signed VDP Project Review Form process. Successful execution of this contract requires specialized knowledge of state and federal wetlands regulations as well as DEC standards. The primary deliverables include the procurement of approved Wetlands Individual Permits and completed Signed VDP Project Review Forms. Interested parties must respond by December 7, 2026.

Department of Economic Development

POSTED

about 14 hours ago

DEADLINE

in 24 days

AI Contract Overview

The contract titled Environmental Compliance and Stormwater BMP Implementation focuses on the implementation and ongoing monitoring of stormwater Best Management Practices to ensure regulatory compliance and protect water quality. This includes the execution of measures designed to reduce pollutants in stormwater runoff, continuous water quality monitoring to assess effectiveness, and the mitigation of hazardous material discharges that could impact local ecosystems and infrastructure. The work is tied to environmental compliance obligations, requiring detailed planning, field execution, and reporting to meet state and federal standards. This is a subcontract under the California Department of Transportation, with the NAICS code 541620 indicating environmental consulting services. The solicitation was posted on June 1, 2026, with a response deadline of July 23, 2026. Although specific location details are not provided, the place of performance is within California, and the effort is coordinated through Caltrans’ environmental compliance framework. Contractors must demonstrate expertise in stormwater management, monitoring protocols, and hazardous material response to successfully bid and fulfill the obligations of this agreement.