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.
Ann Arbor
MI0000220 · Surface water · 123,851 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
15% of the listed benchmark
Monitoring period: Jan 1, 2021 to Dec 31, 2023
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.
Pittsfield Township
MI0005360 · Surface water · 24,500 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, 2025 to Dec 31, 2025
Violation history (4)
Imported violation history for Pittsfield Township| Rule | Status | Period |
|---|
| Consumer Confidence Rule | Resolved | Jul 1, 2025 to Dec 15, 2025 |
| TTHM | Resolved | Oct 1, 2023 to Dec 31, 2023 |
| Total Haloacetic Acids (HAA5) | Resolved | Oct 1, 2023 to Dec 31, 2023 |
| Total Haloacetic Acids (HAA5) | Resolved | Oct 1, 2022 to Dec 31, 2022 |
Scio Township
MI0005977 · Surface water · 8,500 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, 2024 to Dec 31, 2024
Violation history (4)
Imported violation history for Scio Township| Rule | Status | Period |
|---|
| Revised Total Coliform Rule | Resolved | Nov 11, 2024 to Dec 2, 2024 |
| Revised Total Coliform Rule | Resolved | Nov 11, 2023 to Nov 27, 2023 |
| Lead and Copper Rule | Resolved | Oct 11, 2022 to Dec 19, 2022 |
| Consumer Confidence Rule | Resolved | Jul 1, 2021 to Sep 29, 2021 |
Loch Alpine Sanitary Authority
MI0003940 · Groundwater · 1,506 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
48% of the listed benchmark
Monitoring period: Jan 1, 2025 to Dec 31, 2025
Violation history (2)
Imported violation history for Loch Alpine Sanitary Authority| Rule | Status | Period |
|---|
| LEAD AND COPPER RULE REVISIONS | Unaddressed | Jul 2, 2025 |
| Lead and Copper Rule | Resolved | Oct 1, 2023 to May 6, 2024 |
Ann Arbor Township
MI0000221 · Surface water · 1,338 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
7% of the listed benchmark
Monitoring period: Jan 1, 2023 to Dec 31, 2023
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.
Barton Hills
MI0000430 · Groundwater · 450 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
7% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Violation history (2)
Imported violation history for Barton Hills| Rule | Status | Period |
|---|
| LEAD AND COPPER RULE REVISIONS | Resolved | Jul 2, 2025 to Jan 2, 2026 |
| Consumer Confidence Rule | Resolved | Jul 1, 2024 to Dec 3, 2024 |
Sisters Of Mary, Mother Of Eucharist
MI0006074 · Groundwater · 100 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, 2020 to Dec 31, 2022
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.