These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.
EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.
Perryville Pws
MO4010636 · Surface water · 8,555 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
- Action level
14% of the listed benchmark
Monitoring period: Jan 1, 2021 to Dec 31, 2023
Copper (90th percentile)
EPA SDWIS Lead and Copper Rule samples
- Reported level
- Action level
104% of the listed benchmark
Monitoring period: Jan 1, 1993 to Jun 30, 1993
Violation history (5)
Imported violation history for Perryville Pws| Rule | Status | Period |
|---|
| Revised Total Coliform Rule | Resolved | Jun 1, 2024 to Jan 23, 2025 |
| Surface Water Treatment Rule | Archived | Jun 1, 2024 to Jun 30, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Archived | Jun 1, 2024 to Jun 30, 2024 |
| Surface Water Treatment Rule | Archived | Jun 1, 2024 to Jun 30, 2024 |
| Interim Enhanced Surface Water Treatment Rule | Archived | Jun 1, 2024 to Jun 30, 2024 |
Perry County Pwsd 1
MO4024455 · Groundwater · 2,023 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 (1)
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
- Action level
0% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.
Perry County Pwsd 2
MO4024456 · Surface water · 750 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 (1)
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
- Action level
0% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (3)
Imported violation history for Perry County Pwsd 2| Rule | Status | Period |
|---|
| LEAD AND COPPER RULE REVISIONS | Resolved | Oct 17, 2024 to Nov 4, 2025 |
| TTHM | Resolved | Oct 1, 2023 to Dec 31, 2023 |
| Total Haloacetic Acids (HAA5) | Resolved | Oct 1, 2023 to Dec 31, 2023 |
St Marys Seminary
MO4069016 · Groundwater · 60 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 (1)
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
- Action level
33% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2025
Violation history (1)
Imported violation history for St Marys Seminary| Rule | Status | Period |
|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2025 to Nov 25, 2025 |