Science & Technology

Introduction to ChemView

EPA's Existing Chemicals program addresses pollution prevention, risk assessment, and risk management for chemicals in commercial use under the authority of the Toxic Substances Control Act (TSCA) and the Pollution Prevention Act (PPA)

PFOA Stewardship Program Baseline Year Summary Report

In 2006, EPA and the eight major companies in the industry launched the 2010/15 PFOA Stewardship Program, in which companies committed to reduce global facility emissions and product content of PFOA and related chemicals by 95 percent by 2010, and to work

Glossary

esam glossary

SAM Biotoxin Methods

Provides access to summaries of the analytical methods selected by the SAM pathogens technical workgroup.

SAM Background

This page contains background information on the history and development of EPA's Selected Analytical Methods for Environmental Remediation and Recovery (SAM).

Use of SAM

Selected Analytical Methods.

SAM Scope and Application

Read about the premise and intended purpose of EPA's Selected Analytical Methods for Environmental Remediation and Recovery (SAM), including its use and limitations.

SCID Acronyms and Abbreviations

This list provides definitions for the acronyms and abbreviations that are included in EPA's Sample Collection Information Documents (SCIDs), which are companions to EPA's Selected Analytical Methods for Environmental Remediation and Recovery

Advancing the representation of atmospheric chemistry of dimethyl sulfide (DMS) in the Community Multiscale Air Quality (CMAQ) model

The intern will update the representation of DMS chemistry in CMAQ and perform model simulations to better understand the impact of DMS emissions on SO2, sulfate, PM2.5. The research will be conducted at EPA’s state-of-science modeling facilities.

Combining measurements and modeling to derive a holistic understanding of atmospheric chemistry

This project encompasses a broad variety of topics within the field of atmospheric chemistry.

Building a holistic view of molecular responses of contaminants of emerging concern using deep-learning and artificial intelligence

The project focuses on developing artificial intelligence (AI) based data integration analysis and visualization of a variety of omics data from exposure studies.

Utilizing mass spectrometry to understand the atmosphere

This project encompasses a broad variety of topics within the field of atmospheric chemistry measurements utilizing gas-phase mass spectrometry.

International Efforts

A page with links to international efforts related to endocrine disrupting chemicals.

EPA to hold a public meeting on revised proposed plan for the Kerr-McGee Chemical Corporation Superfund Site

Release Date: July 24, 2025