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  1. U.S. Environmental Protection Agency | US EPA

    3 days ago · Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.

  2. Laws & Regulations | US EPA

    Oct 8, 2025 · Overview of EPA's law and regulatory information, including complying with and enforcing environmental regulations.

  3. Ground Water and Drinking Water - US EPA

    Dec 1, 2025 · The Infrastructure Investment and Jobs Act delivers more than $50 billion to EPA to improve our nation’s drinking water, wastewater, and stormwater infrastructure. Read EPA's …

  4. Water Topics | US EPA

    Mar 19, 2025 · Learn about EPA's work to protect and study national waters and supply systems. Subtopics include drinking water, water quality and monitoring, infrastructure and resilience.

  5. EPA Region 5 | US EPA

    Aug 22, 2025 · Key issues, activities, contact information, news and calendar for EPA's Office in Region 5, Serving Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin and 35 tribes.

  6. Chemicals, Pesticides and Toxics Topics | US EPA

    May 15, 2025 · Learn how to safely handle chemicals, the effects of certain toxins, which substances are controlled or managed, and safer alternatives.

  7. Compliance - US EPA

    Nov 13, 2025 · Information about EPA's Compliance program.

  8. Drinking Water Regulations | US EPA

    Nov 25, 2025 · Under the Safe Drinking Water Act (SDWA), EPA sets legal limits on the levels of certain contaminants in drinking water.

  9. Careers | US EPA

    Oct 9, 2025 · Information about why work at EPA, how to get a job, science jobs, legal jobs, opportunities for veterans and students.

  10. Per- and Polyfluoroalkyl Substances (PFAS) | US EPA

    Dec 2, 2025 · Basic information about PFOA, PFOS and other PFAS/PFCs; how people are exposed; health effects; laws and regs that apply; and what EPA and states are doing to …