A94/100
WOODHAVEN — Water Quality Report 2026
Serving 12,941 people · Michigan
Water Source
Purchased Surface Water
County
—
System ID
MI0007180
Violations
6
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
0
Health-Related
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2025 – June 30, 2025Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2025 – June 30, 2025Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About WOODHAVEN
Is WOODHAVEN water safe to drink?
WOODHAVEN water receives a grade of A (94/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has WOODHAVEN detected?
69 contaminants were tested in WOODHAVEN's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does WOODHAVEN have any EPA violations?
Yes, WOODHAVEN has 6 EPA violation(s) on record, with the most recent in 2025. Violation types include MR.
How many people does WOODHAVEN serve?
WOODHAVEN serves approximately 12,941 people, Michigan. The system provides water to 1 community: Woodhaven.
What type of water does WOODHAVEN provide?
WOODHAVEN sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MI0007180.
How does WOODHAVEN compare to other utilities in Michigan?
WOODHAVEN scores 94/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Michigan state page for a full comparison of water systems.