PROFESSIONAL_SERVICESAMENDED

Marin County Expands ESA Dredge Design Contract

The County of Marin executed a first addendum with Environmental Science Associates to expand design, environmental review, and permitting services for the McInnis Marsh and Gallinas Dredge project. The amendment adds $510,834 in funding, bringing the total contract maximum to $1,281,384, and extends work to cover Strategic Sediment Pulse Dredging evaluation and CEQA support through at least December 31, 2026.

Status
AMENDED
Document date
July 7, 2026
Contract type
PROFESSIONAL_SERVICES
Vendor
Environmental Science Associates Esa
Agency
Marin County · CA

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WithersRavenel logo
Derivita logo
Comcate logo
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Motive logo
Veritone logo
TerraCycle logo
Cyvl logo
WithersRavenel logo
Derivita logo
Comcate logo
SafeTouch logo
IANS Research logo
Motive logo
Veritone logo
TerraCycle logo
Cyvl logo
WithersRavenel logo
Derivita logo
Comcate logo
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Scope & details

The full contract record, as filed.

Contract amount
Increase of $510,834 (new maximum cost $1,281,384)
Contract type
PROFESSIONAL_SERVICES
Contract term
Approximately 9–12 months for added scope from project initiation; Administrative Draft Initial Study due by December 31, 2026
Renewal date
2026-12-31
Renewal
First addendum increases the contract budget cap from $770,550 to $1,281,384 and adds scope for Strategic Sediment Pulse Dredge analysis, CEQA Initial Study, and permitting tasks. Maximum cost may be further amended by written notice under Section 14 of the original contract.
Document type
Contract
Source document
County of Marin Contract First Addendum to Contract for McInnis Marsh and Gallinas Dredge Final Design and Permitting 2026-07-07

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Frequently asked questions

Common questions about this contract, answered from the record.

Who was awarded the professional services contract by Marin County?

Environmental Science Associates Esa was awarded this professional services contract by Marin County, as recorded on July 7, 2026. The contract value is Increase of $510,834 (new maximum cost $1,281,384).

How much is the Environmental Science Associates Esa contract with Marin County worth?

The Environmental Science Associates Esa contract with Marin County is valued at Increase of $510,834 (new maximum cost $1,281,384), covering professional services work.

What type of contract is this?

This is a Professional Services contract, documented as a contract record.

Where was this contract approved?

This contract appears in County of Marin Contract First Addendum to Contract for McInnis Marsh and Gallinas Dredge Final Design and Permitting 2026-07-07 (Contract), dated July 7, 2026 from Marin County. Civic IQ extracts contract records directly from agency meeting documents and solicitations.

What other contracts does Environmental Science Associates Esa hold?

Environmental Science Associates Esa may hold additional government contracts. View their full contract history, the agencies they serve, and total tracked spend on their Civic IQ vendor profile.

View Environmental Science Associates Esa's profile

What is Marin County currently buying?

Explore Marin County's vendors, signed contracts, and active RFPs on their Civic IQ agency profile.

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