Tetra Tech, Inc. (NASDAQ: TTEK) announced today that the U.S. Agency for International Development (USAID) has awarded the Company a $32 million, single-award contract to expand the delivery of water, sanitation, and hygiene (WASH) services in Uganda. Under the five-year Uganda Sanitation for Health Activity contract, Tetra Tech will provide technical services to increase household access to sanitation and water services and improve health through evidence-based behavior change campaigns in homes, schools, and health facilities.