This Subcontract opportunity from California was posted on June 27, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Environmental Compliance & Monitoring Services

Closed

State & Local

Submission Closed07/20/2025, 05:00:00 PM 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 Assessment and Permitting ServicesThis subcontract for Environmental Assessment and Permitting Services supports prime contractors on Montana Department of Transportation waterway projects. The selected provider will be responsible for performing environmental impact assessments, conducting wetland delineation, and securing necessary remediation permits through coordination with the EPA and the Army Corps of Engineers. Key deliverables include comprehensive environmental assessment reports and all required approved regulatory permits. To qualify for this engagement, the provider must employ a Certified Professional Wetland Scientist or a professional with equivalent qualifications. The opportunity is categorized under NAICS code 541620 and was posted on November 10, 2026, with a response deadline of December 9, 2026.

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DEADLINE

Lead Compliance Planning and TestingThis subcontract opportunity with the California Department of Transportation involves providing lead compliance assessment and planning services for prime contractors on projects located in San Joaquin. The selected contractor will be responsible for developing and implementing a Lead Compliance Plan and conducting environmental sampling to test existing poles and enclosures for lead-based paint before any removal or modification occurs. Qualified candidates must possess certified lead abatement or environmental consultant credentials to perform these specialized tasks. The primary deliverables for this engagement include an approved Lead Compliance Plan and detailed testing reports. Interested parties should note the response deadline of November 24, 2026.

California Department of Transportation

POSTED

DEADLINE

Environmental Assessment & PermittingThis subcontract for Environmental Assessment and Permitting involves providing critical environmental screenings and securing necessary permits for prime contractors working on Montana Department of Transportation interstate culvert projects. The scope of work includes conducting biological assessments, identifying habitats for endangered species, and preparing detailed permit applications for submission to the Environmental Protection Agency or the Army Corps of Engineers. The primary deliverables for this engagement are comprehensive Environmental Impact Assessments and the procurement of approved permits. Interested parties should note that the response deadline is December 9, 2026, and the project falls under NAICS code 541620.

POSTED

DEADLINE

Environmental Compliance and PermittingThis subcontract for Environmental Compliance and Permitting involves providing specialized environmental assessments and securing necessary permits for prime contractors working on Montana Department of Transportation waterway projects. The scope of work includes conducting biological assessments, wetland delineation, and NEPA documentation, as well as delivering Environmental Impact Statements and obtaining Section 404 and 401 permits. The selected provider will be responsible for coordinating directly with the EPA and the USACE to ensure all regulatory requirements are met. Qualified candidates must possess a Certified Professional Wetland Scientist designation or an equivalent qualification. This opportunity falls under NAICS code 541620 and is associated with the state of Montana. Interested parties should note the response deadline of December 9, 2026.

POSTED

DEADLINE

Environmental Compliance and SOMC MonitoringThis subcontract for the Province of British Columbia's BC Timber Sales Branch involves the monitoring and management of Species of Management Concern. The selected provider will implement specific strategies for the American Badger and other relevant species within the IDFdm1 BEC zone variant, utilizing professional biological surveying tools to ensure environmental compliance. The project requires a Qualified Registered Professional Forester or Biologist to oversee operations and deliver detailed monitoring logs and compliance reports. Interested parties must submit their responses by December 3, 2026, for this Canada-based engagement categorized under NAICS code 541620.

BC Timber Sales Branch

POSTED

DEADLINE

DEEP Environmental Permitting ServicesThe DEEP Environmental Permitting Services subcontract involves the preparation and management of permit requests for prime contractors working on University of Connecticut projects. The selected provider will be responsible for developing application packages and coordinating directly with the Connecticut Department of Energy and Environmental Protection using environmental impact assessment tools to ensure the delivery of approved permits. To qualify for this engagement, the provider must possess a deep understanding of CT DEEP regulations and employ a Professional Engineer or a Certified Environmental Professional. This opportunity is managed by DAS Procurement for the state of Connecticut, with a response deadline set for December 10, 2026.

POSTED

DEADLINE

Supplemental Water Treatment Operator (T-2 Licensed)This subcontract provides temporary and relief staffing services for prime contractors working on California Department of Veterans Affairs projects at the Rector Reservoir Water Treatment Plant in Napa. The selected provider is responsible for ensuring the delivery of a potable water plant that meets all regulatory standards. Key operational duties include conducting daily water treatment testing, interpreting results to determine chemical dosages, and operating essential equipment such as pumps, chlorinators, and emergency generators. Additionally, the role involves performing minor plumbing, general plant upkeep, and maintaining daily logs in accordance with CDPH requirements. To qualify for this engagement, personnel must hold a T-2 license or higher from the State Water Resources Control Board. The solicitation was posted on November 10, 2026, with a response deadline of November 25, 2026. This opportunity falls under NAICS code 541620 and is managed through the California Department of Veterans Affairs.

California Department of Veterans Affairs

POSTED

DEADLINE

Environmental Engineering SubconsultantThis subcontract opportunity is for an Environmental Engineering Subconsultant to provide professional environmental assessments, mitigation design, and compliance services for California Department of General Services facility projects. The selected consultant will work under prime contractors to identify environmental risks during the assessment phase and develop necessary mitigation measures to satisfy California Environmental Quality Act requirements. Key deliverables include the submission of detailed assessment reports. Qualified candidates must be a Licensed Professional Engineer or a certified environmental professional in the state of California and possess standard environmental testing and sampling equipment. This opportunity falls under NAICS code 541620. Interested parties must submit their responses by the deadline of January 7, 2027.

California Department of General Services

POSTED

DEADLINE

SWPPP and Erosion Control ServicesThis subcontract for SWPPP and Erosion Control Services supports prime contractors on California Military Department facility projects located in San Luis Obispo. The scope of work involves providing comprehensive environmental screening and permitting, which includes the preparation of the Stormwater Pollution Prevention Plan, obtaining necessary permit coverage, and coordinating directly with the CSLO Environmental Office. The selected provider is responsible for the practical implementation and maintenance of sediment controls, specifically utilizing wattles and silt fences. The primary deliverables for this engagement are a fully approved SWPPP and the consistent maintenance of erosion control measures to ensure project compliance.

California Military Department

POSTED

DEADLINE

Wildfire Risk Field Assessment and Data CollectionThe Wildfire Risk Field Assessment and Data Collection subcontract involves performing ground-level reconnaissance and data gathering for prime contractors on wildfire risk reduction projects within the District of Invermere. The selected provider will conduct field assessments across 51 hectares to collect forest and fuel condition data, identify wildfire hazards and values at risk, and execute the physical layout and flagging of treatment units using GPS/GIS handhelds and forestry field equipment. Managed by the Province of British Columbia, the contract requires the delivery of raw field data, reconnaissance reports, and flagged treatment units. The solicitation was posted on November 10, 2026, with a response deadline of January 5, 2027. The work is categorized under NAICS code 541620 and will be performed in Canada.

District of Invermere

POSTED

DEADLINE

Fuel Management Prescription Development – Invermere Wildfire Risk Reduction Project Areas

Solicitation # DOI-2026-WRR-RFP-01

The District of Invermere is soliciting proposals for the development of three fuel management prescriptions across approximately 51 hectares of Wildfire Risk Reduction project areas, specifically Pine Ridge (13 hectares), Johnston Road and East DL 4616 (21 hectares), and Industrial Park Hillside (17 hectares). The scope of work includes field and office assessments, data collection, mapping, and the creation of implementation-ready prescriptions. All deliverables must meet provincial standards and the funding requirements of the Community Resiliency Investment – Columbia Basin Wildfire Resiliency Initiative, with final prescriptions requiring the signature of a Registered Professional Forester in good standing with Forest Professionals BC. The contract award is anticipated for January 26, 2027, with proposals due by January 5, 2027. Selection is based on a combination of mandatory criteria, weighted factors, and price. Successful proponents must maintain a District of Invermere business license and provide comprehensive insurance, including at least 2 million dollars in general liability and professional liability coverage, and 3 million dollars in non-owned automobile insurance. Payment is structured around four milestones: 30 percent upon completion of field data collection, 30 percent for draft prescriptions and spatial data, 20 percent following agency review and revisions, and a final 20 percent holdback upon acceptance of all deliverables, which includes a mandatory snow-free verification of site conditions.

District of Invermere

POSTED

DEADLINE

Licensed Responsible Charge (RC) Operator for Drinking Water SystemsThis subcontract opportunity with the State of Idaho requires a Licensed Responsible Charge Operator to provide regulatory oversight and compliance review for drinking water systems at Department of Correction facility projects. The selected contractor will serve as the designated RC Operator, responsible for auditing monthly operating reports, evaluating the reliability of distribution systems, and offering technical guidance during pump failures or water quality violations. To qualify, the contractor must hold a valid Idaho Drinking Water Distribution Class II License and VSWS certification. Key deliverables include the submission of signed quarterly compliance reports to ensure all facility projects meet state standards. The response deadline for this engagement is November 24, 2026.

State of Idaho

POSTED

about 11 hours ago

DEADLINE

in 13 days

AI Contract Overview

The Public Works-Engineering Division of California is seeking a subcontractor for Environmental Compliance and Monitoring Services. This contract focuses on the environmental assessment, monitoring, and regulatory reporting required for the management of landfill gas and leachate systems. The project falls under NAICS code 541620, indicating a requirement for specialized environmental consulting services. Interested parties must submit their responses by the deadline of July 21, 2025. The solicitation was officially posted on June 27, 2025, and is managed through the city's procurement portal.

General Info

California seeks environmental compliance subcontractor for landfill gas and leachate systems by July 21.

Agency

California → Public Works-Engineering Division

NAICS

541620 - Environmental Consulting Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of RFP194618.

The full solicitation package (8 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Landfill Gas and Leachate Control Systems Monitoring, Reporting, and Well Installation Services

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJun 27

subcontract

Response DeadlineJul 20

Deadline has passed

Submission Closed

07/20/2025, 05:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → Public Works-Engineering Division

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Public Works-Engineering Division

Office AddressN/A

ContactsNo contact information available

Full Description

Environmental assessment, monitoring, and regulatory reporting for landfill gas and leachate management systems.

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