This Government Contract opportunity from California was posted on August 31, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Air Emissions and Health Risk Assessment

Closed

State & Local

Submission Closed09/23/2026, 07:00:00 AM 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.

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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

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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.

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California Department of General Services

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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.

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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.

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DEADLINE

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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.

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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.

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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 17 hours ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract for Air Emissions and Health Risk Assessment involves providing specialized technical services for prime contractors operating on Tuolumne County Air Pollution Control District projects. The scope of work focuses on evaluating equipment emissions and performing health risk assessments, specifically including AB 2588 Hot Spots reporting. To ensure compliance with safety standards, the contractor will utilize air dispersion modeling software and health risk assessment tools to deliver comprehensive emissions evaluations and formal reports. The opportunity is categorized under NAICS code 541620 and is associated with the California Air Pollution Control agency. Interested parties must adhere to the timeline with a response deadline of September 23, 2026. The primary objective of the contract is to maintain environmental safety and regulatory compliance through detailed air quality analysis and reporting.

General Info

Subcontract for air emissions and health risk assessments for Tuolumne County air quality.

Agency

California → Air Pollution Control

NAICS

541620 - Environmental Consulting Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of RFP-2025-0138.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Professional Air Pollution Control Support Services

AI Contract Breakdown

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Timeline

PhaseClosed

PostedAug 31

subcontract

Response DeadlineSep 23

Deadline has passed

Submission Closed

09/23/2026, 07:00:00 AM UTC

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Organization & Contact Information

AgencyCalifornia → Air Pollution Control

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Air Pollution Control

Office AddressN/A

ContactsNo contact information available

Full Description

Evaluates emissions data and performs health risk assessments for prime contractors on Tuolumne County Air Pollution Control District projects. Evaluates emissions from equipment and performs AB 2588 “Hot Spots” reporting. Utilizes air dispersion modeling software and health risk assessment tools to ensure compliance with safety standards. Delivers emissions evaluations, health risk assessment reports, and AB 2588 Hot Spots reports.

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