Search by zip code to see PFAS detected in your public water system. The most consumer-accessible presentation of UCMR5 and utility testing data, with health context included.

The full federal dataset of PFAS test results from public water systems across the U.S. Covers 29 PFAS compounds tested 2023–2025. Searchable by state and water system name.

Annual water quality reports that every public water utility is required to publish. Search by zip code. You are legally entitled to request this report from your utility at any time.

Interactive map of more than 2,800 documented PFAS contamination locations in the U.S. Covers military bases, industrial facilities, and water systems. Searchable by state and zip code.

Official Department of Defense map of military installations with confirmed or suspected PFAS contamination. Includes investigation status and cleanup progress for each site.

Find industrial facilities near you that have reported PFAS releases under EPCRA. Search by zip code, chemical, or facility name. Updated annually.

Search for Superfund cleanup sites near your location. Following the 2024 CERCLA designation of PFOA and PFOS, PFAS-contaminated sites are being added to the national priority list.

The federal directory of state-certified drinking water laboratories. Search by state to find a lab near you that is certified to run PFAS analysis. Start here before ordering any test.

Verify whether a specific water filter has been independently certified for PFAS reduction. NSF/ANSI Standard 58 covers reverse osmosis. Standard 53 covers activated carbon. Look up any filter before purchasing.

The Agency for Toxic Substances and Disease Registry maintains comprehensive PFAS toxicological profiles and health effect summaries. The most authoritative federal source on PFAS health impacts for clinical and consumer use.

Searchable database of peer-reviewed PFAS research. Thousands of published studies on health effects, environmental fate, and exposure pathways. Free access to abstracts; many full-text articles available.

The AAP’s clinical guidance on PFAS exposure for pediatric practitioners. Relevant for parents and clinicians discussing PFAS risk for children and pregnant patients.

NIEHS funds and summarizes PFAS research. Their public health summaries provide accessible overviews of current research findings on exposure and disease associations.

EPA’s formal policy framework for PFAS regulation. Background on how the April 2024 drinking water standards were developed and what the agency’s regulatory priorities are.

The official text of current federal drinking water standards including the April 2024 PFAS MCLs. Reference this when your utility claims its water is in compliance.

Contact information for every state attorney general. State AGs have filed the most active PFAS enforcement actions. Several have PFAS-specific complaint intake processes.

File complaints about drinking water violations including PFAS MCL exceedances. Phone: 1-800-426-4791. Online complaint submission available at this link.

Maintains the most widely used public PFAS databases, publishes ongoing research on contamination, and advocates for stronger federal regulation. A primary data source for this site.

Grassroots environmental organization with state chapters active on PFAS water contamination. Assists community groups with organizing, regulatory complaints, and legislative advocacy.

Legal and policy advocacy on PFAS contamination at the federal and state level. The Sierra Club’s environmental law program has been active in CERCLA designation and cleanup litigation.

Official VA guidance on expanded benefits for veterans with toxic substance exposure including PFAS. How to file a claim, what conditions are covered, and how to document military service location.