Epa Air Quality

Epa's mission is to protect human health and the environment. Jan 2, 2026overview of epa's law and regulatory information, including complying with and enforcing environmental regulations. Jan 6, 2026ways to contact or connect with epa include social media, libraries, foia requests, mailing addresses, staff directory, commenting on epa regulations, and how to report environmental.

Jan 15, 2026key issues, activities, contact information, news and calendar for epa's office in region 5, serving illinois, indiana, michigan, minnesota, ohio, wisconsin and 35 tribes. Jan 5, 2026environmental laws, regulations and guidance epa develops and enforces regulations that span many environmental topics, from acid rain reduction to wetlands restoration. May 15, 2025chemicals, pesticides and toxics topics epa uses sound science to research safer chemicals and regulate harmful substances.

Epa also provides information about specific chemicals.