U.S. Environmental Protection Agency | US EPA
5 days ago · Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
Laws & Regulations | US EPA
Jun 10, 2025 · Overview of EPA's law and regulatory information, including complying with and enforcing environmental regulations.
World Health Organization (WHO)
Jul 15, 2025 · The United Nations agency working to promote health, keep the world safe and serve the vulnerable.
National Primary Drinking Water Regulations | US EPA
Dec 12, 2024 · Table of the National Primary Drinking Water Regulations (NPDWRs or primary standards) that are legally enforceable standards that apply to public water systems.
Environmental Topics | US EPA
Jul 7, 2025 · EPA's resources on environmental issues include research, basics, what you can do, and an index covering more specific terms.
AP-42: Compilation of Air Emissions Factors from Stationary Sources
May 28, 2025 · Compilation of Air Pollutant Emissions Factors from Stationary Sources (AP-42) AP-42, Compilation of Air Pollutant Emissions Factors from Stationary Sources, has been published since 1972 as the primary compilation of EPA's emissions factor information. It contains emissions factors and process information for more than 200 air pollution source categories. A …
Regional Screening Levels (RSLs) - Generic Tables | US EPA
Jun 26, 2025 · Regional Screening Level RSL generic table page provides the default RSLs for use by risk assessors in site screening for chemical contaminants for the assessment of human Health.
Environmental health
Jun 13, 2025 · Healthier environments could prevent almost one quarter of the global burden of disease. The COVID-19 pandemic is a further reminder of the delicate relationship between people and our planet. Clean air, stable climate, adequate water, sanitation and hygiene, safe use of chemicals, protection from radiation, healthy and safe workplaces, sound agricultural …
EnviroAtlas - US EPA
Jul 17, 2025 · EnviroAtlas is a collection of interactive tools and resources that provides data, research, and analysis on the relationships between nature, people, health and the economy.
Newsroom | US EPA
May 21, 2025 · EPA Perspectives Read commentary-style articles authored by EPA employees and senior leaders that share insights on environmental topics, EPA research, community impacts from EPA initiatives and funding.