Portland
MI0005530 · Groundwater · 3,883 people served system-wide
The system names this served city; Census place overlap links the city to this ZCTA.
No active health-based record in this imported snapshot
Find this utility’s official report →Measurements (2)
An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.
Lead (90th percentile)
EPA SDWIS Lead and Copper Rule samples
- Reported level
- 0.003 mg/L
- Action level
- 0.015 mg/L
20% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Copper (90th percentile)
EPA SDWIS Lead and Copper Rule samples
- Reported level
- 1.35 mg/L
- Action level
- 1.3 mg/L
104% of the listed benchmark
Monitoring period: Jan 1, 2006 to Dec 31, 2008
Violation history (3)
| Rule | Status | Period |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Resolved | Jul 2, 2025 to Dec 19, 2025 |
| Consumer Confidence Rule | Resolved | Jul 1, 2022 to Sep 16, 2022 |
| Consumer Confidence Rule | Resolved | Jul 1, 2021 to Jul 8, 2021 |