U.S. Environmental Protection Agency | US EPA
Dec 1, 2025 · Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
Laws & Regulations | US EPA
Oct 8, 2025 · Overview of EPA's law and regulatory information, including complying with and enforcing environmental regulations.
Climate Change | US EPA
Oct 20, 2025 · Comprehensive information from U.S. EPA on issues of climate change, global warming, including climate change science, greenhouse gas emissions data, frequently asked questions, …
EPA in California | US EPA
Oct 22, 2025 · EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.
The Origins of EPA | US EPA
Nov 6, 2025 · List of links to documents shedding light on the United States Environmental Protection Agency's birth and early years
Environmental Topics | US EPA
Sep 29, 2025 · EPA's resources on environmental issues include research, basics, what you can do, and an index covering more specific terms.
Regional and Geographic Offices | US EPA
Oct 7, 2025 · Regional Offices Offices with a Geographic Focus Regional Offices We have ten Regional offices, each of which is responsible for the execution of our programs within several states and …
Report an Environmental Violation, General Information - US EPA
Jun 2, 2025 · What EPA's Enforcement Program Does The mission of EPA's Office of Enforcement and Compliance Assurance (OECA) is to improve the environment and protect human health by ensuring …
EPA in Idaho | US EPA
Oct 6, 2025 · Information about about EPA's work on air, water, land, and other environmental projects in Idaho.
EPA Region 10 (Pacific Northwest) | US EPA
Apr 22, 2025 · Information about EPA's Region 10 office, serving Alaska, Idaho, Oregon, Washington, and 271 native Tribes.