Provenance record · src-ucmr5-2024
Fifth Unregulated Contaminant Monitoring Rule (UCMR5) — PFAS occurrence data
Nationwide entry-point monitoring for 29 PFAS and lithium under the fifth UCMR cycle. Results are entry-point-to-distribution samples, not household-tap measurements.
Published public record
UCMR5 Analytical ResultsSource typeU.S. Environmental Protection Agencypublisher
2024publication date
2026-01-15collected by PurityMap
11,211findings using this source
What this source covers
- Publisher
- U.S. Environmental Protection Agency
- Document type
- UCMR5 Analytical Results
- Coverage
- U.S. public water systems in the fifth UCMR monitoring cycle · sampling year 2024
- Publication date
- 2024
- Collected by PurityMap
- 2026-01-15
- Findings depending on it
- 11,211
Coverage & limitations
Nationwide entry-point monitoring for 29 PFAS and lithium under the fifth UCMR cycle. Results are entry-point-to-distribution samples, not household-tap measurements.
Original record
Inspect the source document directly from its publisher.
View the original recordUpdate history
- 2026-01-15: UCMR5 PFAS occurrence data ingested and linked to system findings.
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