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Harper Woods, MI Tap Water Quality 2026

Water quality report for Harper Woods, MI — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Harper Woods's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Harper Woods PWSID: MI0003020 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 4.80 ppb, 32% of the action level and no violations are open. No PFAS was detected.

A

Harper Woods earns an A for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 4.80 ppb — 32% of the federal action level
PFAS tested, none detected
5 violations since 2015, 1 health-based
No violations currently open
Harper Woods's lead level vs. all Michigan community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 4.80 ppb — 32% of the federal action level
✓ Lower lead than 21% of Michigan utilities
Population Served
15279
~5500 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
5 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
32% of EPA action level
4.80 ppb
Action level: 15 ppb
The 90th-percentile lead result is 4.80 ppb, 32% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2023 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2019 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

5 violations are on record since 2015, of which 1 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Harper Woods
PWSID MI0003020
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 15,279
Service connections 5,500
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Harper Woods tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 4.80 ppb, 32% of the action level.
Does Harper Woods water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Harper Woods? ▼
Harper Woods (PWSID MI0003020), one of 3 systems serving this area. Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2021-03-04. No significant deficiencies were recorded.

What Should Harper Woods Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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