PFAS articles

November 1, 2024
PFAS environmental investigations: how to decide on PFAS analysis and/or analytes
Site-level environmental investigations are increasingly encountering per- and polyfluoroalkyl substances (PFAS) impacts. This article describes the different PFAS laboratory methods available in the United States and their limitations, and considerations when selecting analytical methods.
May 1, 2024
Client alert: Implications of USEPA’s designation of PFOA and PFOS as hazardous substances under CERCLA
Regulation of per- and polyfluoroalkyl substances (PFAS) under CERCLA will affect a wide range of companies, business sectors, and public entities, with implications regarding operations, risk management, and potential liabilities. This client alert outlines some of the implications.

October 4, 2023
Get ahead: including emerging contaminants in environmental due diligence
Instead of waiting for USEPA to add PFAS to the hazardous substances list, lenders and equity investors for commercial and industrial real estate should consider addressing PFAS in Phase I ESAs now. Eric Wood and Liz Krol explain why.
Jun 20, 2023
Schrödinger’s PFAS
The gray area between EPA’s proposed health advisory levels, maximum contaminant levels, and standard analytical methods
May 9, 2022
Whose PFAS is it?
Jaana Pietari digs deep into the forensics toolbox for a defensible identification of PFAS sources

Mar 14, 2023
Overcoming the complexity of PFAS product regulations
The term “PFAS” encompasses a large, complex class of chemicals used in the manufacture of myriad products that are increasingly the focus of regulatory action around the world. Regulations aimed at restricting PFAS content in products are coming into force at a pace that severely challenges our ability to implement them. In this article, Bob DeMott takes a closer look.
Mar 13, 2023
Client alert: USEPA Proposed PFAS National Primary Drinking Water Regulations
The proposed regulations are the first national regulations that establish enforceable maximum contaminant levels for six PFAS, signaling the expansion of regulatory reach.
We look deeper into the proposal and the implications for water companies, municipalities, industry and commerce.
Feb 6, 2023
Client alert: Does the proposed ban on PFAS in Europe affect you?
The national authorities of Denmark, Germany, the Netherlands, Norway and Sweden submitted a proposal to the European Chemicals Agency (ECHA) to restrict per- and polyfluoroalkyl substances (PFAS) under REACH, the European Union’s (EU) chemicals regulation.
This article provides a summary of the proposal document and potential implications.