ASDWA PFAS Lab Testing Primer

The Association of State Drinking Water Administrators (ASDWA) released the enclosed document “Per- and Polyfluoroalkyl Substances (PFAS) Laboratory TestingPrimer for State Drinking Water Programs and Public Water Systems.” (ASDWA-PFAS-Lab-Testing-Primer_2020-10-20)

Text copied from the introduction:

“This document provides guidance on how state drinking water programs can work with laboratories to test per- and polyfluoroalkyl substances (PFAS) in drinking water samples collected from public water systems. The document provides information on:

1) Selecting an analytical method;

2) Finding a qualified laboratory;

3) Specifying a PFAS list and the form that each PFAS needs to be reported in;

4) Specifying reporting limits;

5) Sample collection procedures;

6) Technical issues that cause variability in testing results;

7) Interpreting results; and

8) USEPA’s ongoing work to develop new analytical methods”