Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

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

HTTPS

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

    • Environmental Topics
    • Air
    • Bed Bugs
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Guidance
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

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.

 
  • Español
  • عربى 
  • 中文: 简体版
  • 中文: 繁體版
  • Kreyòl ayisyen
  • 한국어
  • Português
  • Pусский
  • Tagalog
  • Tiếng Việt
Air Category (image of sky and clouds)

Air

  • Acid Rain
  • Criteria (NAAQS) Air Pollutants
  • Particulate Matter (PM)
  • Greenhouse Gas (GHG) Emissions

Air Topics

Chemicals and Toxics Category

Chemicals, Pesticides, and Toxics

  • Chemicals under the Toxic Substances Control Act (TSCA)
  • Formaldehyde
  • Managing Chemical Risks
  • Per- and Polyfluoroalkyl Substances (PFAS)

Chemicals, Pesticides, and Toxics Topics

Location (image of pins on map)

Environmental Information by Location

  • Cleanups in My Community
  • Radon Zones: Maps and Supporting Documents by State
  • Toxic Chemical Releases

More Location-Specific Info

Greener Living

  • Energy and the Environment
  • Greener Products and Services
  • Reduce, Reuse, Recycle
  • Sustainability 
Health Category (image of stay safe words)

Health

  • Children's Health Protection 
  • Coronavirus (COVID-19)
  • Endocrine Disruption
  • Human Health Risk Assessment
  • Pesticides and Food: Healthy, Sensible Food Practices

Health Topics

Land Waste and Cleanup Category

Land, Waste, and Cleanup

  • Cleanups
  • Household Hazardous Waste (HHW)
  • Landfills
  • Learn About Hazardous Waste
  • Recycling

Land, Waste, and Cleanup Topics

Science Category

Science

  • Citizen Science for Environmental Protection
  • Environmental Measurements and Modeling
  • EPA Science Models and Research Tools (SMaRT) Search
  • Research at EPA
  • Research Grants

More Science Topics

Water

Water

  • Drinking Water Basics
  • Lakes and Rivers
  • Local Water Quality Reports
  • National Aquatic Resource Surveys 
  • Wastewater Treatment
  • Watersheds

Water Topics

More Environmental Topics

  • Bed Bugs
  • Climate Change
  • Children's Health
  • Lead
  • ​Mold
  • ​Pesticides
  • Radon

EPA News Releases

  • Superfund Season of Cleanup to Advance Restoration of Clean Land and Water Across the Pacific Southwest

    The U.S. Environmental Protection Agency (EPA) is excited to announce a huge season of construction starts for Superfund contaminated site cleanups across the Pacific Southwest.

    • Release Date: July 16, 2026
  • Administrator Zeldin Delivers Keynote at Tennessee Infrastructure Summit, Highlights EPA's Cooperative Approach to Environment and Economy

    On Tuesday, July 14, 2026, EPA Administrator Lee Zeldin traveled to Franklin, Tennessee, to engage with state business leaders on how EPA can partner with local businesses and communities to deliver clean air, land and water while growing the economy.

    • Release Date: July 15, 2026
  • EPA Proposes Updated Residential Soil Cleanup at Vega Baja Superfund Site in Puerto Rico

    Vega Baja, P.R. (July 15, 2026) - U.S. Environmental Protection Agency (EPA) is proposing to update the cleanup plan for the Vega Baja Solid Waste Disposal Superfund site in Puerto Rico to better protect residents from lead in soil.

    • Release Date: July 15, 2026
  • Seminole County Marijuana Farm Employees Indicted on Federal Charges Relating to Illegal Foreign Pesticides

    The United States Attorney’s Office for the Eastern District of Oklahoma announced the unsealing of a federal indictment against two employees of a state-registered Seminole County marijuana farm on charges relating to illegal foreign pesticides.

    • Release Date: July 14, 2026

Search all News Releases

Contact Us to ask a question, provide feedback, or report a problem.
Last updated on July 6, 2026
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.