Tetra Tech, a leading provider of consulting and engineering services, is ranked No. 2 in dams and reservoirs by Engineering New-Record. We practice risk informed decision making when providing engineering analyses, design and construction services for federal, state and local governments — covering seismic, geologic, and geotechnical site conditions as well as hydrologic, hydraulics and performance history.

Projects include siting studies and investigations; potential failure mode analyses; consequence and risk analyses; instrumentation/ADAS selection; regulatory and environmental permitting; and dam rehabilitation and construction services. This experience includes the requisite ancillary dam safety services: seismic hazard analyses; geotechnical investigations; hydrologic hazard analysis and hazard classification; hydraulic designs; seepage and stability analysis; monitoring and early warning systems; and outlet works, spillway, and dam design.

With 27,000 employees working together, Tetra Tech provides clear solutions to complex problems in water, environment, sustainable infrastructure, renewable energy, and international development. We are Leading with Science® to provide sustainable and resilient solutions for our clients. For more information about Tetra Tech, please visit tetratech.com.