Project Information

Bid Title

Lower Duwamish Waterway (LDW) Polychlorinated Biphenyls (PCB) Sampling

Issuing Agency

City of Seattle

Location

Washington

Published Date

Aug 10, 2026

Closing Date

Aug 26, 2026

Government Level

State & Local

Status

Closed

Ref. #

RFP #SCL-767077728

Original Source

Join to Access Full Details

Bid Inquiries

Join to Access Full Details

Bid Documents

Join to Access Full Details

Project Description

Project ID: RFP #SCL-767077728

Title: Lower Duwamish Waterway (LDW) Polychlorinated Biphenyls (PCB) Sampling

Addenda: 0

Release Date: 8/10/2026

Due Date: 8/26/2026

Follow

Lower Duwamish Waterway (LDW) Polychlorinated Biphenyls (PCB) Sampling

Request For Proposal

Seattle City Light

Project ID: RFP #SCL-767077728

Release Date: Monday, August 10, 2026

· Due Date: Wednesday, August 26, 2026 4:00pm

Posted Monday, August 10, 2026 10:00am

All dates & times in Pacific Time

Draft Response Events RSVP No Bid15 days, 21 hours, 44 minutes

Post Information

Posted At:Mon, Aug 10, 2026 10:00 AM
Sealed Bid Process:Yes (Bids Sealed / Pricing Sealed)
Private Bid:No

Overview

Summary

The City of Seattle is seeking proposals for Lower Duwamish Waterway (LDW) Polychlorinated Biphenyls (PCB) Sampling . Proposals are due no later than 4:00 pm on Wednesday, August 26, 2026 . All questions are to be submitted through the e-procurement portal at https://procurement.opengov.com/portal/seattle no later than 4:00 pm on Wednesday, August 19, 2026 .

Background

The City maintains a strong and long-standing commitment to contracting equity, including supporting local and small businesses and expanding opportunities for Women‑ and Minority‑Owned Business Enterprises (WMBE). Through its equity‑driven procurement practices, the City aims to ensure that WMBE firms have equitable access to contracting opportunities.

Timeline

Solicitation Release:

August 10, 2026

Pre-Submittal Conference (Non-Mandatory):

August 14, 2026, 2:00pm

MS Teams

Deadline for Questions:

August 19, 2026, 4:00pm

Response Submission Deadline:

August 26, 2026, 4:00pm

Announcement of Successful Proposer(s) - Shortlist for Interview:

Notification of shortlisting for interviews - September 14, 2026

Estimated Dates of Interviews (if Conducted):

September 15th - 18th, 2026 (tentative)

Notification of Award:

September 30, 2026

Contract execution :

November 16, 2026

Clarification Period :

09/30/2026 - 11/15/2026

Commodity Codes

• NAICS 541380Testing Laboratories
• NAICS 541620Environmental Consulting Services

* Disclaimer: Government BidHub provides information on bids, RFPs (Requests for Proposals), and RFQs (Requests for Qualifications) solely for convenience and informational purposes. This site is not an official public notice board. For official details, responses, or inquiries, please contact the relevant government agency directly.