States › Michigan › Kalamazoo County

Kalamazoo County, MI Water Quality

Water quality data for 11 public water systems serving Kalamazoo County, Michigan — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 11 water systems · 20 cities
✅
Generally Safe — Most Systems Performing Well

The majority of water systems have no active violations and lead levels well below the federal action level.

B

Kalamazoo County Earns a B

Kalamazoo County: 20 communities across 11 water systems. 95.0% have no open violations.

  • Median lead where detected: 2.90 ppb
  • 13 communities with a lead detection, 2 reporting none detected
  • 5 communities with PFAS above the federal limit
  • 0 with significant inspection deficiencies
  • 95.0% of communities have no open violations
2.9 ppb
Median Lead Level
County-wide, 90th percentile
11
Water Systems
Active CWS & NTNCWS
95%
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
  • Portage
    1.80 ppb
    No federal limits exceeded on record
    A
  • Texas charter
    1.80 ppb
    No federal limits exceeded on record
    A
  • Vicksburg
    Not reported
    No federal limits exceeded on record
    B
  • Schoolcraft
    Not reported
    No federal limits exceeded on record
    B
  • Galesburg
    2.90 ppb
    No federal limits exceeded on record
    B
⚠ Needs Attention
  • Kalamazoo
    5.30 ppb
    PFAS above the limit at 2 of 13 sampling points
    D
  • Kalamazoo charter
    5.30 ppb
    PFAS above the limit at 2 of 13 sampling points
    D
  • Parchment
    5.30 ppb
    PFAS above the limit at 2 of 13 sampling points
    D
  • Cooper charter
    5.30 ppb
    PFAS above the limit at 2 of 13 sampling points
    D
  • Comstock Northwest
    5.30 ppb
    PFAS above the limit at 2 of 13 sampling points
    D
County Lead Level — Median 2.9 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 2.9 ppb — 19.3% of the federal action level
Systems by Lead Level
Under 5 ppb
8
5 – 10 ppb
5
No Data
7

All Cities in Kalamazoo County

Kalamazoo 5.30 ppb D
Portage 1.80 ppb A
Kalamazoo charter 5.30 ppb D
Texas charter 1.80 ppb A
Vicksburg Not reported B
Schoolcraft Not reported B
Galesburg 2.90 ppb B
Parchment 5.30 ppb D
Comstock charter 2.90 ppb B
Ross Not detected B
Climax 3.00 ppb B
Brady Not reported B
Cooper charter 5.30 ppb D
Comstock Northwest 5.30 ppb D
Charleston Not detected B
Alamo 1.78 ppb B
Pavilion 1.80 ppb A
Prairie Ronde Not reported B
Wakeshma Not reported B
Oshtemo charter 2.26 ppb C
Showing 20 cities
No active violations Active violations

About Kalamazoo County Drinking Water

Kalamazoo County is served by 11 water systems covering 20 communities. 95% have no open violations.

Of the communities reporting lead results, 13 recorded a detection, with a median of 2.90 ppb — 19% of the federal action level. 2 reported none detected, which means below the laboratory limit rather than an absence of lead.

5 of 20 communities have PFAS above the limits EPA set in 2024, measured as a running annual average at each sampling point. State inspectors recorded no significant deficiencies.

Frequently Asked Questions

Is Kalamazoo County tap water safe to drink?▼
95% of communities have no open violation. 5 of 20 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Kalamazoo County?▼
Among communities with a detection the median is 2.90 ppb, 19% of the 15 ppb action level. 2 reported none detected and 5 reported no result.
How many water systems serve Kalamazoo County?▼
11 community water systems serve 20 communities here.
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