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City water profile

Ashland water quality

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

Median indexed hardness

70PPM

One indexed ZIP

Range 70.4–70.4 PPM

State comparison
218 PPM below
State hardness rank
#468 of 479
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Ashland has 1 published ZIP profile across Ashland County. The indexed median is 70 PPM, compared with 288 PPM across Wisconsin.

Among the 479 Wisconsincities with an indexed median, Ashland ranks #468from 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.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard1 ZIP
Hard0 ZIPs
Very hard0 ZIPs

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
8.4 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Feb 1, 2016 to Feb 3, 2021.

ZIP directory

Water reports in Ashland

Open a ZIP for site-level provenance and measurements.

ZIP code

54806

Moderately Hard

70.4 PPM

Nearest site
8.4 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Ashland Water Utility

PWSID WI8020373

Surface water
System population served
8,000
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
Public NoticeWI8020373Mar 11, 2024Resolved
Public NoticeWI8020373Feb 27, 2024Resolved
Public NoticeWI8020373Feb 27, 2024Resolved
TTHMWI8020373Jan 1, 2024Archived · health-based
Lead and Copper RuleWI8020373Jan 1, 2024Resolved · health-based
Total Haloacetic Acids (HAA5)WI8020373Jan 1, 2024Archived · health-based
Total Haloacetic Acids (HAA5)WI8020373Oct 1, 2023Archived · health-based
TTHMWI8020373Oct 1, 2023Archived · health-based
Public NoticeWI8020373Aug 29, 2023Resolved
TTHMWI8020373Jul 1, 2023Archived · health-based

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 Ashland

Is the water hard?

The indexed city median is 70 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.