When is the submission deadline?

Submissions are due November 18, 2026. Questions must be submitted by November 5, 2026.

What is the budget for this RFP?

Settle estimates the budget at $150,000 – $450,000. The issuer has not published an official figure.

It was issued by Cowlitz County Department of Public Works. The work is located in Kelso, Washington, United States.

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Groundwater and Surface Water Monitoring at County Owned Municipal Solid Waste Facilities

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Overview

Environmental, Water & Energy

Kelso, Washington, United StatesPosted: October 20, 2026Deadline: November 18, 2026

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SUMMARY

Cowlitz County is seeking proposals from qualified firms to provide groundwater and surface water monitoring services for its municipal solid waste facilities.

KEY REQUIREMENTS

Must be registered to conduct business in Washington State
Must be bonded and insured
Must provide all personnel, mobile equipment, transportation, supplies, tools, and materials necessary to perform the services
Proposer must be directly responsible for completion of no less than 35% of the work to be performed

BUDGET

Estimate

$150,000 – $450,000

CONTRACT DURATION

36 months

TIMELINE

October 20, 2026: Request for Proposals issued

November 5, 2026: Question and answer period ends

November 10, 2026: Last addendum to RFP issued

November 18, 2026: Proposals due by 3:00 P.M.

January 1, 2027: Contract work begins

QUESTION DEADLINE

November 5, 2026

CONTACTS

Primary procurement contact — name, title, email, and phone

Additional decision-makers and their departments

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Issuing Agency

Cowlitz County Department of Public Works

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DESCRIPTION

Cowlitz County is soliciting proposals for groundwater and surface water monitoring services at its county-owned municipal solid waste facilities. The contract period is scheduled from January 1, 2027, through December 31, 2029, with an option for a one-year extension. The scope includes project management, sampling, data management, and reporting in accordance with approved Sampling and Analysis Plans for the Tennant Way Landfill and the Headquarters Landfill.

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Frequently asked questions

When is the submission deadline?: Submissions are due November 18, 2026. Questions must be submitted by November 5, 2026.
What is the budget for this RFP?: Settle estimates the budget at $150,000 – $450,000. The issuer has not published an official figure.
Who issued this RFP?: It was issued by Cowlitz County Department of Public Works. The work is located in Kelso, Washington, United States.

Analysis generated by Settle AI from the source RFP.

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Settle pieces together buyer signals, budgets, contract activity, and the sources your team already monitors. See why an opportunity fits and what to do before the RFP posts.

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