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City water profile

Milledgeville water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Milledgeville, Illinois.

Median indexed hardness

345PPM

One indexed ZIP

Range 345–345 PPM

State comparison
60 PPM above
State hardness rank
#92 of 913
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Milledgeville has 1 published ZIP profile across Carroll County. The indexed median is 345 PPM, compared with 285 PPM across Illinois.

Among the 913 Illinoiscities with an indexed median, Milledgeville ranks #92from highest to lowest. Across all 1,065 state ZIP profiles, available estimates run from 115to 408 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
9.1 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: May 30, 2017 to May 10, 2021.

ZIP directory

Water reports in Milledgeville

Open a ZIP for site-level provenance and measurements.

ZIP code

61051

Very Hard

345 PPM

Nearest site
9.1 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Milledgeville

PWSID IL0150150

Groundwater
System population served
989
Last reported
May 27, 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.

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 Milledgeville

Is the water hard?

The indexed city median is 345 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.