Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

Environmental Topics

EPA Environmental Topics

EPA's environmental topics guides you to the most popular pages in your topic of interest.

Find EPA Articles and News Releases related to popular topics.

Search the A-Z Topic Index for specific terms.

Air Category (image of sky and clouds)

Air

Chemicals and Toxics Category

Chemicals, Pesticides, and Toxics

Chemicals, Pesticides, and Toxics Topics

Location (image of pins on map)

Environmental Information by Location

More Location-Specific Info

Greener Living

Health Category (image of stay safe words)

Health

Land Waste and Cleanup Category

Land, Waste, and Cleanup

Land, Waste, and Cleanup Topics

Science Category

Science

More Science Topics

Water

Water

More Environmental Topics

EPA News Releases

EPA’s Research Vessel Lake Guardian Begins Summer Sampling of Great Lakes

U.S. Environmental Protection Agency’s (EPA) largest research vessel, the Lake Guardian, began its month-long summer survey of water quality and food-web conditions in all five Great Lakes.
- Release Date: August 3, 2026
EPA Hits Key Milestone in Expedited Review of Fluoride under the Safe Drinking Water Act

Today, U.S. Environmental Protection Agency (EPA) announced the next step in its review of public health risks linked to fluoride in drinking water: the release of the Protocol for Developing the Fluoride Human Health Toxicity Assessment.
- Release Date: August 3, 2026
EPA Proposes Updated Groundwater Cleanup Plan for Hopewell Precision Superfund Site in Dutchess County, New York

U.S. Environmental Protection Agency (EPA) is proposing an updated groundwater cleanup plan for the Hopewell Precision Superfund site in Hopewell Junction, Dutchess County, New York. Based on years of groundwater data showing that contamination levels
- Release Date: July 30, 2026
Administrator Zeldin Wraps Swing Through Virginia, Emphasizing Importance of Chesapeake Bay Watershed and Ensuring Key Partners Lead in Innovative Technology to Protect the Environment and Grow the Economy

EPA Administrator Lee Zeldin made five stops throughout Virginia, joined by Members of Congress, state-leading researchers, farmers, and others working to deliver clean air, land and water to communities in Virginia and across America.
- Release Date: July 30, 2026

Search all News Releases