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This Government Contract opportunity from Washington was posted on August 5, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Environmental Compliance and Testing Services

Closed
State & Local

Contract Overview

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

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NAICS: 541620
New
Federal
B--ONYX RANCH SVRA PROJECT
Solicitation # 140G0326Q0218
Solicitation 140G0326Q0218 is a request for quotation from the Department of the Interior for advanced statistical modeling and assistance for the Onyx Ranch State Vehicle Recreation Area. The project requires a contractor to analyze a 289-hectare dataset to identify critical issues and map occurrences of invasive species, fire-prone grasses, and protected species, including the desert tortoise and western Joshua trees. Key deliverables include publication-quality figures, distribution maps, and statistical models developed using ArcGIS and various advanced methodologies such as general linear mixed effects models and k-means clustering. The estimated period of performance is from October 1, 2026, to February 28, 2027, with work performed at the vendor's facility. The award will be based on a tradeoff method, requiring contractors to demonstrate advanced statistical expertise through peer-reviewed publications from the last 15 years and proficiency in complex spatial and non-parametric analysis. Required submission documents include a signed SF 18 form, a firm fixed-price quote, a technical submission detailing qualifications, a list of prior relevant contracts with references, and a SAM UEI. Initial drafts of specific tasks are due within 60 days of award, with model drafts due within 90 days. All deliverables become government property, and invoicing must be submitted based on hourly rates and hours worked. Responses are due to the contracting officer by September 17, 2026, at 1500 PST.
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The contract under the title Environmental Compliance and Testing Services is a subcontract awarded by the Washington State Department of Transportation for the performance of environmental testing and compliance activities. Key responsibilities include erosion control measures, testing of storm sewer pipes, and comprehensive environmental monitoring to ensure regulatory adherence and project integrity. The work is designated to take place in Thurston, with the NAICS code 541620 indicating it falls under environmental consulting services. Although the solicitation and response deadline are both listed as August 5, 2026, the contract type is classified as a subcontract, suggesting it is part of a larger prime contract managed by WSDOT. There is no set-aside designation, and no point of contact information is provided within the data, with the place of performance lacking specific address details beyond the city designation. The contract opportunity is accessible via a public online portal linked to the Washington State Department of Transportation’s bidding system.

General Info

Subcontract for environmental testing and compliance in Thurston under WSDOT, NAICS 541620.

Agency

Washington State Department of TransportationView Agency

NAICS

541620 - Environmental Consulting ServicesView NAICS

Place of Performance

Thurston, WA, USA

Set-Aside

NONE

Documents

This scope was carved out of 22C517.

The full solicitation package (11 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Call 001 22C517

AI Contract Breakdown

Uniform Contract Format

No contract breakdown available.

Cannot generate Contract Breakdown because no documents were found from this contract's source.

Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyWashington State Department of Transportation
ContactsNo contacts available
OfficeN/A
Organization / Agency
Washington State Department of Transportation
View Agency Profile
Office AddressN/A
ContactsNo contact information available

Full Description

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Performance of testing and compliance activities including erosion control, storm sewer pipe testing, and environmental monitoring.

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