Proposed rule
Revisions To Establish the Sixth Unregulated Contaminant Monitoring Rule (UCMR 6) for Public Water Systems
Environmental Protection Agency
Federal Register summary (shortened to 600 characters)
The U.S. Environmental Protection Agency (EPA or agency) is proposing the sixth Unregulated Contaminant Monitoring Rule (UCMR 6). Under the Safe Drinking Water Act (SDWA), the UCMR program gathers data about unregulated contaminant occurrence in drinking water. The proposed UCMR 6 would require public water systems (PWSs) to collect national occurrence data for seven ultrashort organofluorine compounds (including certain PFAS), three pesticide metabolites, 13 semivolatile organic compounds, and seven purgeable organic compounds. Subject to the availability of appropriations, the EPA will…
Read on FederalRegister.gov Official PDF (GovInfo)
Ohio Newsline lists this document because the Federal Register's own full-text search finds "Ohio" in it (the title and summary do not name Ohio). Nothing here is legal advice; the official text governs.
- Document number
- 2026-13263
- Published
- Wed, Jul 1, 2026
- Comments close
- Fri, Jul 31, 2026Closed
- First on the line
- Oct 10, 2026, 10:00 PM