Science & Technology

PFAS and Emerging Contaminant Technology Transfer to States and Tribes Webinar Archive

This EPA Tools & Resources webinar, recorded October 18th, provides an overview of Non-Targeted Analysis (NTA) and how it can be/is being used to help states and tribes identify PFAS and other emerging contaminants.

Environmental Resilience Tools Wizard Training Webinar Archive

Webinar archive page for the tools and resources training webinar on the Environmental Resilience Wizard

Food Waste Research Webinar Archive

Archive page of the Food Waste Research webinar hosted by EPA ORD.

Third Party Correspondence to RFC #19002 – Greenhouse Gas (GHG) Endangerment Finding; Environmental Defense Fund in opposition, received August 30, 2019

Third Party Correspondence to RFC #19002 – Greenhouse Gas (GHG) Endangerment Finding; State Attorney Generals in opposition, received July 30, 2019

Third Party Correspondence to RFC #22001 – GenX Chemicals Toxicity Assessment; EPA issued advisories

Third Party Correspondence to RFC #22001 - GenX Chemicals Toxicity Assessment: EPA issued advisories, received June 28, 2022

Third Party Correspondence to RFC #22001 - GenX Chemicals Toxicity Assessment: Response to Chemours Request for Correction of GenX Toxicity Assessment

GHGRP Supplier Highlights

Fuel and industrial GHG supplier highlights of 2023 emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.

Supporting Documents for Benzene (Cancer)

This page contains other documents related to the IRIS assessment of Benzene.

Supporting Documents for 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD)

This page contains other documents related to the IRIS assessment of 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD).

WASP8 Download

All of the WASP Installers are listed below. There is a 64 Bit Windows Installer, 64 Bit Mac OS X (Yosemite or Higher), 64 Bit Linux (Built on Ubuntu). You will need to have knowledge on how to install software on your target operating system.

Healthy Watersheds Integrated Assessment Reports

This page provides the assessment reports for healthy watersheds

2017 Preliminary Healthy Watersheds Assessments Files

download PHWA

Water Filter Education: Customize Your Handouts

EPA and its partners have developed educational resources to help community members properly use and maintain water filters, including a toolkit and customizable handouts.

Equitable Resilience Builder Training Webinar Archive

This webinar, recorded on October 3, 2024, highlighted the EPA’s Equitable Resilience Builder (ERB) tool, which incorporates local knowledge and experience into the development of a resilience, hazard mitigation, or climate adaptation plan.

Integrated Science Assessment (ISA) Ecological Criteria Assessment for Oxides of Nitrogen, Oxides of Sulfur, and Particulate Matter

Information, history and background on the development and maintenance of NOx and SOx (ecological criteria) assessment. There are 2 separate sites that have the background and history on the individual NOx/SOx health assessments.