Board Approves Carollo Design For WTP Filters

Stockton East Water District heard a detailed presentation from Carollo Engineers on the Water Treatment Plant Filter Project and approved the current design, which includes new filters, air scour, and rehabilitation of existing filter units. The selected design is estimated to cost $53.8 million and is intended to extend filter life for roughly 30 years and accommodate future advanced treatment like ozone.

Scope & details

The full contract record, as filed.

Contract amount

$53.8 million estimated construction cost (current design)

Contract type

PROFESSIONAL_SERVICES

Contract term

Approximately 30 years of anticipated filter life per design assumptions

Renewal date

2056-08-11

Renewal

Design work is part of an ongoing capital project; no explicit renewal terms were discussed, but the design is expected to avoid major filter modifications for approximately 30 years.

Document type

AgendaPacket

Source document

Stockton East Water District AgendaPacket Regular Board Meeting 2026-08-18

Frequently asked questions

Common questions about this contract, answered from the record.

Who was awarded the professional services contract by Stockton-East Water District?

Carollo Engineers was awarded this professional services contract by Stockton-East Water District, as recorded on August 18, 2026. The contract value is $53.8 million estimated construction cost (current design).

How much is the Carollo Engineers contract with Stockton-East Water District worth?

The Carollo Engineers contract with Stockton-East Water District is valued at $53.8 million estimated construction cost (current design), covering professional services work.

What type of contract is this?

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

Where was this contract approved?

This contract appears in Stockton East Water District AgendaPacket Regular Board Meeting 2026-08-18 (AgendaPacket), dated August 18, 2026 from Stockton-East Water District. Civic IQ extracts contract records directly from agency meeting documents and solicitations.

What other contracts does Carollo Engineers hold?

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