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City water profile

East Peoria water quality

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

Median indexed hardness

308PPM

One indexed ZIP

Range 307.5–307.5 PPM

State comparison
23 PPM above
State hardness rank
#284 of 913
Matched utilities
3
Active health records
0

City summary

What the indexed records say

East Peoria has 1 published ZIP profile across Tazewell County. The indexed median is 308 PPM, compared with 285 PPM across Illinois.

Among the 913 Illinoiscities with an indexed median, East Peoria ranks #284from 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
18.5 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: May 22, 2017 to Jul 30, 2025.

ZIP directory

Water reports in East Peoria

Open a ZIP for site-level provenance and measurements.

ZIP code

61611

Very Hard

307.5 PPM

Nearest site
18.5 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

East Peoria

PWSID IL1790200

Groundwater
System population served
22,284
Last reported
May 27, 2026

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

North Tazewell Pwd

PWSID IL1795780

Groundwater
System population served
7,625
Last reported
May 27, 2026

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

River East Village Mhp

PWSID IL1795495

Groundwater
System population served
65
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.

RecordSystemPeriodStatus
LEAD AND COPPER RULE REVISIONSIL1795495Jul 2, 2025Unaddressed
Lead and Copper RuleIL1795780Jul 1, 2025Resolved
Lead and Copper RuleIL1795780Apr 1, 2025Unaddressed
NitrateIL1790200Jan 1, 2023Resolved
OXAMYLIL1790200Jan 1, 2023Resolved
NitrateIL1790200Jan 1, 2023Resolved
CarbofuranIL1790200Jan 1, 2023Resolved
Public NoticeIL1795780Aug 20, 2022Resolved
Lead and Copper RuleIL1795780Jul 1, 2022Resolved · 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 East Peoria

Is the water hard?

The indexed city median is 308 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.