# Tetra Tech wins $10M contract to modernize West Basin water control systems in California

Tetra Tech has been awarded a $10 million contract by California's West Basin Municipal Water District to upgrade process control systems at water treatment facilities serving nearly one million residents in Los Angeles County.

- Type: Contract
- Announced: 2025-07-22
- Where: Los Angeles County, California, United States
- Value: $10.0M
- Status: announced
- Products: process control systems, digital systems engineering
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Tetra Tech](https://endata.com/companies/22132.md) (supplier)
- [West Basin Municipal Water District](https://endata.com/companies/86191.md) (customer)

## Sources

- [rttnews.com](https://www.rttnews.com/amp/3556056/tetra-tech-wins-10-mln-contract-to-modernize-west-basin-water-control-systems-in-california.aspx), 2025-07-22: "Under the $10 million contract, Tetra Tech will deliver digital systems engineering and technical services to replace West Basin's aging distributed control system."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.