EPA’s SW-846 Methods Program: Current Activities and Path Forward

Plenary Speaker
Oral Presentation

Prepared by C. Langlois-Miller, T. Strock
U.S. Environmental Protection Agency, 1200 Pennsylvania Ave, NW, Washington, DC, 20460, United States

Contact Information: langlois-miller.christina@epa.gov; 703-308-0744


This presentation is to update the NEMC attendees on the current RCRA Methods development activities and our path forward. Topics will include:

• Update VI – completed in 2019
- Inorganic Methods: 1340 and 3050C
- Organic Methods: 8260D and 8270E
- LEAF Methods: 1313, 1314, 1315, 1316, and the Users’ Guide

• Update VII – ongoing
- Method 8327: Per- and Polyfluoroalkyl Substances (PFAS) in Groundwater, Surface Water, and Wastewater by Multiple Reaction Monitoring (MRM) LC/MS/MS
- Method 3050C: Acid Digestion of Sediments, Sludges, and Soils
- Ignitability: revisions to flashpoint methods – 1010B and 1020C, revisions to sampling and stack emissions methods – 0010, 0011, 0020, 0023A, and 0051

• Future Projects and collaborations
- Collaboration with EPA Office of Water, EPA Office of Research and Development, and Department of Defense on an isotope dilution method for PFAS
- Collaboration with EPA Office of Superfund Remediation and Technology Innovation on organic LEAF methods
- Method 6200: Field Portable X-ray Fluorescence