Science & Technology

Biennial Report No. 4 (Reporting Period 2010–2011)

Information related to Biennial Report No. 4 (Reporting Period 2010–2011).

Biennial Report No. 3 (Reporting Period 2008–2009)

Information related to Biennial Report No. 3 (Reporting Period 2008–2009).

Biennial Report No. 5 (Reporting Period 2012–2013)

Information related to Biennial Report No. 5 (Reporting Period 2012–2013).

Biennial Report No. 6 (Reporting Period 2014–2015)

Information related to Biennial Report No. 6 (Reporting Period 2014–2015).

Biennial Report No. 7 (Reporting Period 2016–2017)

Information related to Biennial Report No. 7 (Reporting Period 2016–2017).

Biennial Report No. 8 (Reporting Period 2018-2019)

Information related to Biennial Report No. 8 (Reporting Period 2018-2019).

Biennial Report No. 9 (Reporting Period 2020-2021)

Information related to Biennial Report No. 8 (Reporting Period 2018-2019).

Biennial Reviews of Sewage Sludge Standards

Biennial Review Summaries for 2005, 2007, 2009, and 2011, 2013, 2015 and fact sheets

Detecting Anthrax, Botulinum Toxin, and Ricin – Immunoassay Test Strips

This assay is listed as Tier I for presumptive analysis of BoNTs in drinking water samples and Tier II for presumptive analysis of BoNTs in other environmental sample types. The lateral flow immunochromatographic assay uses two antibodies in combination to

Yersinia pestis [Plague] – BSL-3

This method describes procedures for analysis of clinical samples and may be adapted for assessment of solid, particulate and liquid samples contaminated with Yersinia pestis using a culture method.

EPA Method 300.1, Revision 1.0: Determination of Inorganic Anions in Drinking Water by Ion Chromatography

SAM lists this method for preparation and analysis of water samples for fluoride and fluorosilicic acid and analysis of prepared solid and water samples for sodium azide, using ion chromatography.

Regulatory Determination 1 Support Documents for Sodium

Sodium Support Document

Regulatory Determination 2 Support Document for MTBE

Learn about the support document for MTBE.

Regulatory Determination 1 Support Documents for Sulfate

Sulfate Support Documents

Memoranda Associated with the External Review Draft of Policy Assessment in the Review of the Secondary NAAQS for Oxides of Nitrogen, Oxides of Sulfur and PM

EPA's Health and Environmental Impacts Division had to make corrections to some of the risk results included in earlier drafts of the Health Risk and Exposure Assessment from the current review of ozone national ambient air quality standards (NAAQS).