EPA Consumer Confidence Reports
- Source
- U.S. Environmental Protection Agency and local public water systems
- Update Cadence
- Annual reports by July 1
- Coverage
- Community water system annual drinking-water reports
- Official URL
- View source
What It Measures
Consumer Confidence Reports are annual drinking-water quality reports that community water systems provide to customers. They explain where drinking water comes from, which regulated contaminants were detected, whether any contaminants exceeded standards, and what the system is doing in response.
How Local Health Signal Uses It
Local Health Signal uses CCRs as the first source to link from city water-quality pages. A CCR is usually the best official document for a resident, renter, traveler, or property manager to read before relying on third-party summaries.
What It Tells You
CCRs are useful for source-water context, contaminant tables, health-effects language, and public-water-system contact information. They are especially valuable when paired with service-line inventories or local lead-testing pages.
Limitations
- A CCR is annual, not a live alert feed.
- It describes a public water system, not necessarily one apartment, home, faucet, or Airbnb.
- The report may not include every unregulated contaminant or every raw sample result.
- The right CCR depends on the actual water system serving the address.