Science & Technology

Researchers Develop Regional Lifecycle Assessment Tool for Electricity Use

EPA developed a new tool to address the need for current, regionally specific, and consumer-oriented data for life cycle assessment of electricity.

Understanding Chemical Hazards in Occupational Settings: EPA’s HTTK R Package Update

EPA scientists have updated the High-Throughput Toxicokinetics (HTTK) R Package, a tool that includes models and databases that help researchers, risk assessors, and regulators better understand how chemicals interact with the body.

Meet EPA Soil Scientist Chunming Su, Ph.D.

EPA soil scientist Chunming Su, Ph.D., studies fate and transport of contaminants in the subsurface and develops cost-effective remedial methods for treating contaminated groundwater and soil.

EPA’s Rapid Benefits Indicator Helps Wetland Communities Estimate and Quantify Benefits

EPA’s Rapid Benefits Indicator approach, or RBI, is a simplified process that uses readily-available data to estimate and quantify benefits to people around an ecological restoration site.

Guidelines for Measuring Changes in Seawater pH

Because the pH of coastal waters can vary so greatly, EPA has published guidelines for doing your own measuring to increase our understanding of how water pH affects life in and around these areas.

Meet EPA Chemist Quincy Teng, Ph.D.

EPA research chemist Quincy Teng, Ph.D., focuses on the application of metabolomics—a relatively new, specialized field of biochemistry focused on studying small molecules known as metabolites—on environmental and life sciences.

EPA Partners with Unilever to Advance Chemical Screening

EPA is partnering with Unilever to advance chemical screening.

A Better Way: An Application for Risk Characterization of HABs on the Ohio River

EPA researchers have been working with water quality managers to address a gap in scientific research regarding the ability to predict harmful algal blooms on rivers.

Helping Communities Manage Electronic Waste

To help understand and improve the flow of used electronics products from consumer markets to the waste or reuse stream, EPA researchers have developed the Alternative Disposition of Electronics Planning Tool, also called ADEPT.

CMAQ: Celebrating 25 Years of Air Quality Modeling Excellence

This month, EPA proudly celebrates the 25th anniversary of CMAQ’s initial release, which occurred June 30, 1998. Read about what has made the CMAQ model so successful over the years and why it is still relevant today.

A Winning Formula: Making Connections to Turn Food Waste into Energy

The Agency’s interactive Excess Food Opportunities Map identifies and displays facility-specific information about potential generators and recipients of excess food.

EPA Science Matters Newsletter

Read Science Matters, an EPA newsletter that publishes articles on the research the Agency is conducting. The newsletter also includes profiles on EPA scientists.

UIC Permit: VAS3G931BSMY

USC Saltville underground injection control permit

Test 2025 - Radiological Decontamination – Outdoor Residential Query Results

Selected Outdoor Residential Self-Help Methods

Test 2025 - Radiological Decontamination – Indoor Residential Query Results

Selected Indoor Residential Self-Help Methods

Test 2025 - Radiological Decontamination Query Tool - Urban Wide-Area Decon - Search Results

Radiological Decontamination Query Tool - Urban Wide-Area Decon Search Results

EPA to Hold June 27 Workshop on Hercules, Inc. Superfund Site in Hattiesburg

Release Date: June 9, 2026