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City water profile

Shelbyville water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Shelbyville, Kentucky.

Median indexed hardness

320PPM

One indexed ZIP

Range 320–320 PPM

State comparison
163 PPM above
State hardness rank
#17 of 129
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Shelbyville has 1 published ZIP profile across Shelby County. The indexed median is 320 PPM, compared with 157 PPM across Kentucky.

Among the 129 Kentuckycities with an indexed median, Shelbyville ranks #17from highest to lowest. Across all 164 state ZIP profiles, available estimates run from 32.6to 360 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 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
24 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jun 12, 2019 to Aug 14, 2023.

ZIP directory

Water reports in Shelbyville

Open a ZIP for site-level provenance and measurements.

ZIP code

40065

Very Hard

320 PPM

Nearest site
24 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Shelbyville Water & Sewer Commission

PWSID KY1060394

Surface water
System population served
23,760
Last reported
Jun 18, 2026

A municipal system, in-state city, and served county all agree with this Census 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.

No violation records are included in the current lookback window.

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 Shelbyville

Is the water hard?

The indexed city median is 320 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.