States › Michigan › Wayne County

Wayne County, MI Water Quality

Water quality data for 38 public water systems serving Wayne County, Michigan — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 38 water systems · 42 cities
✅
Excellent — All Systems Performing Well

Water quality across the county is outstanding with minimal violations and very low lead levels.

A

Wayne County Earns a A

Wayne County: 42 communities across 38 water systems. 97.6% have no open violations.

  • Median lead where detected: 6.00 ppb
  • 30 communities with a lead detection, 12 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 2 with significant inspection deficiencies
  • 97.6% of communities have no open violations
6 ppb
Median Lead Level
County-wide, 90th percentile
38
Water Systems
Active CWS & NTNCWS
97%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Canton charter
    Not detected
    No federal limits exceeded on record
    A
  • Livonia
    1.10 ppb
    No federal limits exceeded on record
    A
  • Westland
    Not detected
    No federal limits exceeded on record
    A
  • Lincoln Park
    3.10 ppb
    No federal limits exceeded on record
    A
  • Brownstown charter
    Not detected
    No federal limits exceeded on record
    A
⚠ Needs Attention
  • Inkster
    17.60 ppb
    Lead above the 15 ppb action level
    C
  • Taylor
    16.30 ppb
    Lead above the 15 ppb action level
    C
  • Dearborn Heights
    Not detected
    1 violation currently open
    C
  • Wyandotte
    7.30 ppb
    3 significant inspection deficiencies
    C
  • Garden City
    15.00 ppb
    Lead above the 15 ppb action level
    C
County Lead Level — Median 6 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 6 ppb — 40% of the federal action level
Systems by Lead Level
Under 5 ppb
14
5 – 10 ppb
10
10 – 15 ppb
6
No Data
12

All Cities in Wayne County

Detroit 7.50 ppb A
Dearborn 6.00 ppb A
Canton charter Not detected A
Livonia 1.10 ppb A
Westland Not detected A
Taylor 16.30 ppb C
Dearborn Heights Not detected C
Redford charter 9.80 ppb B
Lincoln Park 3.10 ppb A
Brownstown charter Not detected A
Southgate 6.00 ppb A
Allen Park 8.70 ppb A
Northville 0.90 ppb A
Inkster 17.60 ppb C
Wyandotte 7.30 ppb C
Romulus 7.20 ppb A
Garden City 15.00 ppb C
Trenton 4.70 ppb A
Wayne 6.90 ppb A
Harper Woods 4.80 ppb A
Grosse Pointe Woods 10.80 ppb A
Plymouth charter Not detected A
Van Buren charter Not detected A
Melvindale 1.40 ppb A
Riverview 2.50 ppb A
Grosse Pointe Park 3.40 ppb A
Flat Rock 4.60 ppb A
Plymouth Not detected A
Huron charter Not detected A
Hamtramck 7.50 ppb A
Grosse Pointe Farms 2.90 ppb A
Grosse Ile 19.20 ppb C
Woodhaven Not detected A
Sumpter Not detected A
Gibraltar 4.20 ppb B
River Rouge 13.20 ppb B
Belleville 1.20 ppb A
Highland Park 7.50 ppb A
Rockwood Not detected B
Village of Grosse Pointe Shores Not detected B
Ecorse 3.80 ppb A
Grosse Pointe 3.40 ppb A
Showing 42 cities
No active violations Active violations

About Wayne County Drinking Water

Wayne County is served by 38 water systems covering 42 communities. 98% have no open violations.

Of the communities reporting lead results, 30 recorded a detection, with a median of 6.00 ppb — 40% of the federal action level. 12 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded significant deficiencies at 2 of them.

Frequently Asked Questions

Is Wayne County tap water safe to drink?▼
98% of communities have no open violation. No community has PFAS above the federal limit on record.
What is the lead level in Wayne County?▼
Among communities with a detection the median is 6.00 ppb, 40% of the 15 ppb action level. 12 reported none detected and 0 reported no result.
How many water systems serve Wayne County?▼
38 community water systems serve 42 communities here.
← Back to Michigan water quality overview