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City water profile

Kenosha water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Kenosha, Wisconsin.

Median indexed hardness

245PPM

2 indexed ZIPs

Range 243–247 PPM

State comparison
43 PPM below
State hardness rank
#374 of 479
Matched utilities
5
Active health records
0

City summary

What the indexed records say

Kenosha has 2 published ZIP profiles across Kenosha County. The indexed median is 245 PPM, compared with 288 PPM across Wisconsin.

Among the 479 Wisconsincities with an indexed median, Kenosha ranks #374from highest to lowest. Across all 556 state ZIP profiles, available estimates run from 41.3to 467 PPM.

The 243–247 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard2 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
17.8 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 2Low: 0

Observation window: Apr 12, 2016 to Apr 22, 2026.

ZIP directory

Water reports in Kenosha

Open a ZIP for site-level provenance and measurements.

ZIP code

53140

Very Hard

243 PPM

Nearest site
16 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

53143

Very Hard

247 PPM

Nearest site
17.8 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Kenosha Water Utility

PWSID WI2300046

Surface water
System population served
99,218
Last reported
May 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Eagle Chateau Apts

PWSID WI2300118

Groundwater
System population served
125
Last reported
May 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

52nd Ave Water Group

PWSID WI2301565

Groundwater
System population served
35
Last reported
May 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Pleasant Prairie Mhp

PWSID WI2300117

Groundwater
System population served
35
Last reported
May 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Elizabeth Manor Apts

PWSID WI2300854

Groundwater
System population served
30
Last reported
May 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Revised Total Coliform RuleWI2301565Mar 1, 2026Archived
E. COLIWI2301565Aug 4, 2025Resolved
Revised Total Coliform RuleWI2301565Aug 1, 2025Resolved
LEAD AND COPPER RULE REVISIONSWI2300117Jul 2, 2025Resolved
Revised Total Coliform RuleWI2301565Jun 1, 2025Resolved
1,1,2-TrichloroethaneWI2301565Apr 1, 2025Resolved
TetrachloroethyleneWI2301565Apr 1, 2025Resolved
StyreneWI2301565Apr 1, 2025Resolved
Carbon tetrachlorideWI2301565Apr 1, 2025Resolved
CHLOROBENZENEWI2301565Apr 1, 2025Resolved

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Kenosha

Is the water hard?

The indexed city median is 245 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.