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City water profile

Verona water quality

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

Median indexed hardness

366PPM

One indexed ZIP

Range 365.5–365.5 PPM

State comparison
78 PPM above
State hardness rank
#85 of 479
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Verona has 1 published ZIP profile across Dane County. The indexed median is 366 PPM, compared with 288 PPM across Wisconsin.

Among the 479 Wisconsincities with an indexed median, Verona ranks #85from highest to lowest. Across all 556 state ZIP profiles, available estimates run from 41.3to 467 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard1 ZIP

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
28.4 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 0Low: 1

Observation window: Aug 3, 2016 to Aug 20, 2024.

ZIP directory

Water reports in Verona

Open a ZIP for site-level provenance and measurements.

ZIP code

53593

Very Hard

365.5 PPM

Nearest site
28.4 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Verona Waterworks

PWSID WI1130259

Groundwater
System population served
14,030
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
Combined UraniumWI1130259Jan 1, 2026Archived
LEAD AND COPPER RULE REVISIONSWI1130259Oct 17, 2024Resolved · health-based
Public NoticeWI1130259Oct 17, 2024Unaddressed

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 Verona

Is the water hard?

The indexed city median is 366 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.