Public water system record
Harper Woods
Serves Harper Woods and Detroit, Wayne County, MI · 14,236 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for Harper Woods in the last ten years. The most serious issue in this window was a resolved Lead and Copper Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Harper Woods buys its water from Great Lakes Water Authority.
- Most recent formal enforcement: administrative penalty by Michigan, September 2025.
- Record on file since 1992, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 152 lead and 1,597 unknown out of 6,470 service lines.
Check whether Harper Woods serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
350 | Dec 10, 2023 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2025 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2024 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2019 | Resolved |
Full record since 1992
EPA's records for Harper Woods go back to 1992. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 0 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 2 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 3 |
Most recent health-based violation before October 19, 2016: Total Coliform (acute), began June 1992, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jun 1, 1992 | Resolved |
Enforcement actions
Michigan regulators took 1 formal enforcement action against Harper Woods and issued 1 boil water order between 1992 and 2025. The most recent was an administrative penalty in September 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Sep 18, 2025 | Michigan | Administrative penalty | 1 violation: Lead and Copper Rule |
| Jun 11, 1992 | Michigan | Boil water order | 1 violation (1 health-based): Total Coliform |
What the violations mean
Lead and Copper Rule
1 incidentThe system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Harper Woods buys its water from Great Lakes Water Authority. It lists no wells or intakes of its own.
Buys water from
- Great Lakes Water Authority Detroit, MI
Annual water quality report
Harper Woods must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Michigan.
Certified drinking water labs by state EPA guidance for private wells