This Government Contract opportunity from California was posted on June 11, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Job Site and Water Pollution Control Management

Closed

State & Local

Submission Closed06/25/2026, 11:00:00 PM UTC

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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Stormwater and Erosion Control Inspection ServicesThis subcontract for the Town of Spencer in Massachusetts involves providing specialized construction monitoring and certified inspections for stormwater management and erosion control systems. The selected provider will work with prime contractors on municipal projects to ensure strict compliance with the Stormwater Pollution Prevention Plan and Order of Conditions. Key responsibilities include performing CESSWI and CWSSWI services, documenting all site visits, and delivering detailed inspection reports and compliance documentation to the relevant Department Heads. Qualified candidates must hold active CESSWI and CWSSWI certifications to perform these services. The project is located on Main Street in Spencer, Massachusetts, under NAICS code 541620. Interested parties must submit their responses by the deadline of December 3, 2026.

POSTED

DEADLINE

Wetlands and Hydrology Professional ServicesThe Town of Spencer is seeking a subcontractor to provide professional wetlands and hydrology services for projects overseen by the Conservation Commission. The selected provider will be responsible for assessing project impacts on wetland resource areas and hydrology, ensuring all work conforms to the Massachusetts Wetlands Protection Act and 310 CMR 10.00. Key deliverables include technical review reports and impact assessments, with a specific requirement to evaluate ILSF calculations according to MA DEP Policy 85-2. To qualify for this engagement, the service provider must hold a Certified Wetlands Scientist designation or an equivalent professional certification. The project is located in Spencer, Massachusetts, and falls under NAICS code 541620. Interested parties must submit their responses by the deadline of December 3, 2026.

POSTED

DEADLINE

Energy Modeling and Air Tightness TestingThis subcontract involves providing energy efficiency verification services for prime contractors working on facility projects for the Organized Crime Agency of British Columbia. The selected provider will be responsible for conducting air tightness testing using blower door equipment and performing energy modeling via specialized software to ensure all projects comply with the British Columbia Building Code energy efficiency requirements. The scope of work culminates in the delivery of detailed energy modeling reports and air tightness test results. This opportunity is categorized under NAICS code 541620 and is situated within Canada, with a response deadline set for November 10, 2026.

Organized Crime Agency of British Columbia

POSTED

DEADLINE

Erosion Control and Environmental ServicesThis subcontract for Erosion Control and Environmental Services involves providing specialized support for prime contractors on OC Public Works roadway projects in California. The primary objective is the delivery of a compliant erosion and sediment control system through the implementation of the Storm Water Pollution Prevention Plan. Key operational tasks include managing dust control and installing critical infrastructure such as geotextile filter fabric, gravel bedding, and silt fences. The opportunity is categorized under NAICS code 541620 and was posted on October 29, 2026. Interested parties must submit their responses by the deadline of November 10, 2026. Further details regarding the procurement process can be accessed through the official OpenGov portal.

POSTED

DEADLINE

LEED/Energy Star Compliance CertificationThis subcontract, managed by the California Department of General Services, involves performing energy audits and providing certification documentation for prime contractors who lease property to the State of California Department of Consumer Affairs. The selected provider will conduct energy performance evaluations, document specific energy-saving measures, and manage the application process for Energy Star or LEED certification in accordance with energystar.gov standards. The primary objective of the engagement is to deliver formal LEED or Energy Star certifications or a comprehensive compliance report. This opportunity falls under NAICS code 541620 and was posted on October 29, 2026, with a response deadline of November 14, 2026.

California Department of General Services

POSTED

DEADLINE

Lead Archaeological Consultant (Principal Investigator)The Fraser Valley Regional District is seeking a Lead Archaeological Consultant to serve as a Principal Investigator for civic building projects. The selected subcontractor will be responsible for conducting field surveys, testing, and analysis on a 6-acre site, while providing expert guidance on the Heritage Conservation Act. Key deliverables include the submission of completed assessment reports and the procurement of all necessary provincial heritage permits. To qualify for this role, the consultant must hold a valid Provincial Heritage Permit and maintain active membership with the BCAPA. Interested parties must submit their responses by November 19, 2026, to support these regulatory permitting and archaeological assessment efforts within British Columbia.

Fraser Valley Regional District

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Archaeological Services

Solicitation # 26029

The Fraser Valley Regional District (FVRD) is soliciting proposals for professional archaeological services to support the construction of a civic building in Chilliwack, British Columbia. The project involves leading the archaeological assessment and permitting for an undeveloped property of approximately 6 acres, with 4 acres specifically proposed for development. The selected proponent must be a professional archaeologist registered with the BCAPA, capable of holding a provincial heritage permit, and possess thorough knowledge of the BC Archaeology Branch requirements to ensure full compliance with the Heritage Conservation Act (HCA). The anticipated start date for the project is December 2026. Proposals must be submitted in Adobe PDF format, not exceeding 9.8 MB, by 1 PM on November 19, 2026, to the attention of David Urban. The award will be based on the overall best value to the FVRD, evaluating a combination of financial terms, financial capabilities, corporate and technical capability, relevant experience, and past performance. Required submission documents include a form of proposal, a detailed schedule of fees and rates in Canadian Dollars, a list of project team members, and up to six resumes. Proponents are also required to disclose any potential conflicts of interest or existing business relationships with the FVRD.

Fraser Valley Regional District

POSTED

DEADLINE

Lead Compliance PlanningThis subcontract for the California Department of Transportation involves the development and submission of a formal Lead Compliance Plan for prime contractors on projects located in Placer. The primary objective is to ensure all operations adhere to state and federal environmental safety standards regarding lead exposure through the implementation of rigorous lead-testing protocols and the use of specialized environmental reporting software. The selected provider must possess specific environmental health and safety certifications to qualify for the work. The contract concludes upon the delivery of a Lead Compliance Plan that meets all regulatory requirements and receives formal approval from the Department.

California Department of Transportation

POSTED

DEADLINE

Environmental & Compliance ConsultingThis subcontract opportunity for Environmental and Compliance Consulting supports prime contractors on California Department of Transportation projects located in Inyo. The selected consultant will be responsible for the development and management of environmental compliance plans, specifically focusing on the creation and implementation of Lead Compliance Plans and Water Pollution Control Programs. Success in this role requires specialized expertise in lead abatement regulations and Caltrans environmental standards to ensure all regulatory requirements are met. The primary deliverables for this engagement include approved Lead Compliance Plan and Water Pollution Control Program reports. Interested parties should note that the response deadline is November 13, 2026. This project falls under NAICS code 541620, emphasizing the need for professional environmental consulting services to maintain compliance throughout the project lifecycle.

California Department of Transportation

POSTED

DEADLINE

Feral Pig Snare Deployment and Monitoring ServicesThis subcontract involves providing feral pig snare deployment and monitoring services for prime contractors operating within Hawaii Department of Land and Natural Resources forest reserves. The selected provider is responsible for installing 2,400 stainless steel snares, organized in groups of 5 to 10, while adhering to strict diameter and height specifications. The scope of work includes performing up to 9,600 follow-up checks and implementing specific flagging protocols to ensure effective management. To maintain operational standards, the contractor must use GPS units and mobile data devices to record all locations and obtain invasive species inspection clearance. The final deliverables consist of a fully installed snare network and the corresponding GPS data. This project falls under NAICS code 541620, with a response deadline of November 19, 2026.

Department of Land & Natural Resources

POSTED

DEADLINE

CMIS / Construction OversightThis subcontract opportunity with the Wicomico County Government in Maryland involves providing construction oversight and project management for residential structural elevation projects. The selected contractor will be responsible for performing on-site inspections to verify construction milestones, overseeing the lifting process and foundation installation, and ensuring all work adheres to FEMA and MEMA regulations. Key deliverables include the submission of detailed inspection reports, compliance certifications, and comprehensive project logs to ensure strict adherence to project timelines. Qualified candidates must hold a professional engineering license or a construction management certification to be eligible. The solicitation was posted on October 29, 2026, with a response deadline of November 24, 2026. This project falls under NAICS code 541620 and focuses on maintaining rigorous oversight for prime contractors to ensure structural integrity and regulatory compliance throughout the elevation process.

Wicomico County Government

POSTED

DEADLINE

Environmental Testing and Soil CertificationThis subcontract for Environmental Testing and Soil Certification supports prime contractors working on public utility projects for the City of Naperville under the Illinois Department of Public Utilities. The scope of work focuses on performing comprehensive soil investigations and testing to ensure regulatory compliance, specifically providing the mandatory IL EPA 415 certification. The selected provider is responsible for delivering detailed soil testing reports and official EPA certifications to verify site safety and environmental standards. The opportunity is categorized under NAICS code 541620 and was posted on October 29, 2026. Interested parties must submit their responses by the deadline of December 11, 2026. This engagement is critical for ensuring that water and public utility infrastructure projects meet all state environmental mandates before and during construction.

Public Utilities (Water) | DPU-W

POSTED

about 16 hours ago

DEADLINE

in about 1 month

AI Contract Overview

This contract involves providing comprehensive job site management services along with the implementation of a Water Pollution Control Program, which includes measures such as erosion control and stormwater compliance. The contract is structured as a subcontract and falls under the NAICS code 541620, which pertains to environmental consulting services. The contracting agency is the City of Chico, California, though specific location details for the office or place of performance have not been provided. The notice for this contract was posted on June 11, 2026, with a response deadline set for June 25, 2026. While there is no set-aside designation or additional organizational type specified, the scope clearly emphasizes environmental protection and regulatory compliance related to water pollution at job sites. Interested parties would need to access additional information via the City of Chico’s public purchasing platform to submit their proposals before the deadline.

General Info

Subcontract for job site management and water pollution control, City of Chico, deadline June 25, 2026.

Agency

California → City of Chico

NAICS

541620 - Environmental Consulting Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 16011-2026.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

2026 Traffic Signal Modification - Memorial and Vallombrosa

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJun 11

subcontract

Response DeadlineJun 25

Deadline has passed

Submission Closed

06/25/2026, 11:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → City of Chico

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → City of Chico

Office AddressN/A

ContactsNo contact information available

Full Description

Provide job site management and implement a Water Pollution Control Program (e.g., erosion control, stormwater compliance).

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