# Tetra Tech awarded $350M contract for largest PFAS treatment facility in US

Tetra Tech was selected by the City of Dayton, Ohio for an eight-year contract to design advanced PFAS treatment solutions for a planned $350 million facility, the largest dedicated PFAS treatment facility in the United States.

- Type: Contract
- Announced: 2026-08-03
- Where: Dayton, Ohio, United States
- Value: $350.0M
- Status: announced
- Products: PFAS treatment systems
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Tetra Tech](https://endata.com/companies/22132.md)
- [City of Dayton Department of Water](https://endata.com/companies/93309.md) (customer)

## Sources

- [smartwatermagazine.com](https://smartwatermagazine.com/news/newsroom/tetra-tech-awarded-contract-for-largest-pfas-treatment-facility-in-u-s), 2026-08-03: "Tetra Tech has been selected by the City of Dayton, Ohio Department of Water for a single-award contract to design advanced treatment solutions for what is planned to be the largest dedicated per- and polyfluoroalkyl substances (PFAS) treatment facility in the United States."

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