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San Diego County

· County

· California

Landfill Groundwater Monitoring Services

PROPOSALS DUE

October 09, 2026, 3:00 pm PDT

Closed

WHAT THEY WANT

(Summarized from the RFP)

The County of San Diego Department of Public Works is seeking a qualified environmental consulting firm to provide comprehensive landfill groundwater monitoring services at thirteen closed landfill and burn sites across San Diego County. These sites include Bonsall, Bradley Park (San Marcos I), Encinitas, Gillespie, Hillsborough, Jamacha, Otay Class 1, Palomar Airport, Poway, Ramona Offsite, San Marcos II, Valley Center, and Viejas landfills — all of which require ongoing regulatory compliance under Waste Discharge Requirements, post-closure maintenance plans, and Cleanup and Abatement Orders issued by the Regional Water Quality Control Board.

CHANGES SINCE PUBLISHED

1 change

ABOUT THIS RFP

RFP number

13267

Budget

Not Assigned

Published

Entity type

County

State

California

Summarized from the San Diego County portal.

HOW TO SUBMIT

Proposals must be submitted electronically via the County of San Diego's BuyNet procurement portal at https://sdbuynet.sandiegocounty.gov/. Offerors must first select 'Participate in RFx' for this solicitation in BuyNet. If unable to submit via BuyNet, proposals may be submitted at the Department of Purchasing and Contracting front desk on CD/DVD or in printed form, clearly marked with the RFP number on the outside of the packaging.

NAICS CODES & TAGS

541620

541380

541370

541690

541330

Environmental Consulting

Regulatory Compliance and Permitting

Water Resource Management

Solid Waste Management Consulting

Data Analytics and Research Services

ACROSS 539 RFPS

MORE THAN

1 in 5

1 in 5

RFPs changed their terms while active.

A week of proposal work, based on the published terms.

A week of proposal work, based on the published terms.

DAY 1 · PUBLISHED

PUBLISHED

DAY 16 · THE TERMS CHANGE

DAY 16 · TERMS CHANGE

DAY 25 · DUE

DUE

25 days is the median window from publication to due date; day 16 is the median first change for the 113 that changed. 539 RFPs published and due: July 23 - Sept. 30, 2026.

Bid on five RFPs, and the odds are better than two in three that at least one changes its terms before the deadline. Larger firms have staff tracking this. Start free and you’ll have it at your fingertips too.

This RFP has closed

Proposals were due October 09, 2026, 3:00 pm PDT. Leads tracks active RFPs from posting to deadline.

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Kiana Stringfield

Founder, AKOMAKONNECT

"The efficiency of the Leads platform allows us to determine if an RFP is worth the effort in minutes rather than hours. The results speak for themselves, we recently won our first bid, which we initially found on Leads!"

Kiana Stringfield

Founder, AKOMAKONNECT

A week of proposal work, based on the published terms.

A week of proposal work, based on the published terms.

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contracts one RFP at a time.

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