Project Information

Bid Title

Hydrogeologic Services for Cedar Hills Regional Landfill

Issuing Agency

King County

Location

Washington

Published Date

Jan 16, 2026

Closing Date

Feb 10, 2026

Government Level

State & Local

Status

Closed

Ref. #

KC001472

Original Source

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Bid Documents

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Project Description

	Abstract: A&E Solicitation KC001472,1
	Title Hydrogeologic Services for Cedar Hills Regional Landfill Solicitation Type A&E Solicitation Status Active Buyer Jennifer Sebero Email jsebero@kingcounty.gov Synopsis The purpose of this contract is to provide hydrogeologic and related services to King County Department of Natural Resources and Parks, Solid Waste Division (“County”) to determine the nature of the groundwater quality in the vicinity of Cedar Hills Regional Landfill (CHRLF), update the conceptual site model, and implement refined monitoring networks to ensure that monitoring systems effectively monitor the environment in all appropriate locations. Addendum Description Addendum 1 has been issued. Consultants must acknowledge all addenda before submitting a proposal. If a Consultant has already submitted a proposal, they must log into the E-Procurement Supplier Portal, acknowledge the addendum, and resubmit. Attachments KC001472-addendum-1.zip (231.92 MB) KC001472-rfp-documents.zip (1.87 MB) Open Date 1/16/26 02:23:48 PM Close Date 2/10/26 12:00:59 PM Posting Date 1/16/26 Additional Information KC Solicitation NAICS Code(s) 541330 Small Business Requirements Apply? Yes Department NATURAL RESOURCES AND PARKS Division SOLID WASTE
	O K

Commodity Codes

• NAICS 561730Landscaping Services
• NAICS 562212Solid Waste Landfill

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