Science & Technology

The Science Behind Wildfire Smoke’s Toxicity

EPA researchers are measuring the health effects of wildfire smoke from different types of trees that are found around the US.

The Danger of Wildland Fire Smoke to Public Health

EPA scientist Wayne Cascio describes the state of knowledge on health effects from wildland fire smoke in a new paper.

Five Year Anniversary of the CompTox Chemicals Dashboard Brings New Updates

In November, EPA researchers released the 11th version of the dashboard, which now includes chemistry, toxicity, and exposure information for over 900,000 individual chemicals and provides access to 300 chemical lists.

Treating Deep Aquifer Contamination with Phytoremediation

EPA researchers tested a system for extracting contaminated water from a deep aquifer to determine if and to what extent trees can treat the contaminated water.

EPA Researchers Study What Causes Agricultural Nutrients to Move into Waterbodies of the Midwest

EPA researchers gathered hundreds of peer-reviewed literature sources to conduct two studies looking at what causes agricultural nutrients to move into Midwest waterbodies.

In the Field with EPA: Sampling in Coeur d’Alene, Idaho

EPA researchers recently traveled to Coeur d’Alene, Idaho, to sample pore water, surface water, and sediments from wetlands in the Lower Basin (mainstem) of the Coeur d’Alene River that are contaminated by mine waste.

Chemical Safety Research Advances in Support of Lautenberg Act

EPA researchers are developing new ways to identify which chemicals to prioritize for further testing, to provide better access to information about chemicals, and to understand what potential risks chemicals may pose to humans and the environment.

EPA Researchers Continue to Study the Emissions of 3D Printers

EPA researchers are studying the characteristics and health effects of 3D printer emissions to protect users as the market for these printers grows.

EPA Works with States, Tribes, and Communities to Protect Public Health and the Environment

Throughout its history, EPA has collaborated with external parties to address high priority environmental and public health challenges.

Fact Sheet: Regulatory Determination 2

Read the Fact Sheet for Regulatory Determination 2

EnviroAtlas Educational Curriculum Fact Sheet

Document page for EnviroAtlas Educational Curriculum Fact Sheet

Public Comments for December 11 & 12, 2013 NDWAC Meeting

Comments on drinking water regulations for lead and copper.

National Contaminant Occurrence Database (NCOD)

This site describes water sample analytical data that EPA is currently using and has used in the past for analysis, rulemaking, and rule evaluation. The data have been checked for data quality and analyzed for national representativeness.

Major Elements of Six-Year Review

Learn about the six components EPA uses to evaluate national primary drinking water regulations during a six-year review

Six-Year Review 3 Frequent Questions and Answers

Fact Sheet: Announcement of Completion of EPA's Third Six-Year Review of Existing Drinking Water Standards

The fact sheet contains questions and answers about EPA's third Six-Review of Drinking Water Standards

Addressing Risk-Balancing Considerations for Six-Year Review of Drinking Water Standards

CMAQ Research

This page identifies broadly what the CMAQ team is working on and how others can get involved, whether through scientific collaborations, code contributions, or even a temporary position at EPA.

Exposure Biomarkers in Aquatic Organisms

Exposure Biomarkers Studies help to better characterize the exposure to chemicals by studying the changes aquatic organisms undergo when exposed to certain types of chemicals.

EPA Drinking Water Research Methods

EPA scientists have developed drinking water methods to detect unregulated contaminants that may be present in drinking water.