PFAS and Other Emerging Contaminants

Tetra Tech’s global network of world-class experts and practitioners helps our clients proactively manage risks and uncertainties related to PFAS and other emerging contaminants.

We support defense agencies, state and municipal agencies, and private sector clients with our best-in-class environmental management resources and Leading with Science® approach to address emerging contaminants in a wide range of media. Our team’s in-depth knowledge of the latest advancements in the field ensures that our clients receive the most accurate and informed assessments, recommendations, and remediation strategies. Our emerging contaminant experience includes:

Per- and poly-fluoroalkyl substances (PFAS)
Aqueous film forming foam (AFFF)
Microplastics
6PPD/6PPD-Q
1,4-dioxane
Perchlorate
Polybrominated biphenyls (PBBs)
Polybrominated diphenyl ethers (PBDEs)
Nanomaterials
Pharmaceuticals and hormones
Algal toxins
1,2,3-trichloropropane
N-nitrosodimethylamine (NDMA)
Antimicrobials (triclosan)

Understanding Complex Chemicals in the Environment

Tetra Tech scientists apply a range of methods to gain a comprehensive understanding of emerging contaminant degradation processes, including their transformation, mobilization, bioavailability, and persistence in soil, sediment, groundwater, surface water, stormwater, and wastewater.

Toxicity studies
Conceptual site models
Stratigraphic modeling
Data analysis and environmental modeling
Human health and ecological risk assessment
Feasibility studies

Navigating Evolving Regulatory Programs

Tetra Tech understands the developing regulations and potential future compliance requirements for emerging contaminants. Our international regulatory expertise includes Asia, Australia, Canada, Europe, Mexico, and South America. Within the United States, our regulatory experience includes the following:

Resource Conservation and Recovery Act
Comprehensive Environmental Response, Compensation, and Liability Act
Toxic Substances Control Act
Clean Air Act
Clean Water Act
Solid Waste Disposal Act
Toxics Release Inventory Program

Providing Comprehensive Solutions

Tetra Tech is a leader in providing comprehensive solutions that draw upon our interdisciplinary expertise, spanning environmental, water, wastewater, and solid waste industries.