Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services in water, environment, and sustainable infrastructure, announced today that the U.S Environmental Protection Agency (EPA) has awarded the Company a $94 million, single-award contract to provide technical services in EPA Region 7 to support the Superfund Technical Assessment & Response Team (START).

Under this seven-year contract, Tetra Tech scientists, engineers, and technical specialists will support preparedness and response activities for a wide range of emergencies, including chemical and hazardous materials releases, oil spills, industrial accidents, and natural disasters. Our teams will oversee time-critical cleanup actions, perform contaminated site assessments, and conduct training and community outreach. Tetra Tech technical specialists will integrate new technologies for collecting, sharing, visualizing, and streaming real-time field data to support decision-making during emergencies.

“Tetra Tech has supported EPA’s START program for 30 years, providing technical services in 36 states, Puerto Rico, and the District of Columbia,” said Dan Batrack, Tetra Tech Chairman and CEO. “We are pleased to continue using our Leading with Science® approach to support EPA in preparing for and responding to emergencies, protecting human health and the environment, and keeping communities safe and secure.”

About Tetra Tech

Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, and design sustainable and resilient infrastructure. For more information about Tetra Tech, please visit tetratech.com or follow us on LinkedIn and Facebook.

Any statements made in this release that are not based on historical fact are forward-looking statements. Any forward-looking statements made in this release represent management’s best judgment as to what may occur in the future. However, Tetra Tech’s actual outcome and results are not guaranteed and are subject to certain risks, uncertainties and assumptions ("Future Factors"), and may differ materially from what is expressed. For a description of Future Factors that could cause actual results to differ materially from such forward-looking statements, see the discussion under the section "Risk Factors" included in the Company’s Form 10-K and Form 10-Q filings with the Securities and Exchange Commission.

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