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City water profile

Eudora water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Eudora, Arkansas.

Median indexed hardness

252PPM

One indexed ZIP

Range 252–252 PPM

State comparison
181 PPM above
State hardness rank
#8 of 180
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Eudora has 1 published ZIP profile across Chicot County. The indexed median is 252 PPM, compared with 71 PPM across Arkansas.

Among the 180 Arkansascities with an indexed median, Eudora ranks #8from highest to lowest. Across all 210 state ZIP profiles, available estimates run from 4.8to 283 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
1.1 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Aug 15, 2016 to Aug 9, 2023.

ZIP directory

Water reports in Eudora

Open a ZIP for site-level provenance and measurements.

ZIP code

71640

Very Hard

252 PPM

Nearest site
1.1 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Eudora Waterworks

PWSID AR0000083

Groundwater
System population served
2,600
Last reported
May 12, 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.

RecordSystemPeriodStatus
Revised Total Coliform RuleAR0000083Nov 1, 2025Archived
Lead and Copper RuleAR0000083Jul 1, 2025Unaddressed
Revised Total Coliform RuleAR0000083Jul 1, 2022Resolved

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 Eudora

Is the water hard?

The indexed city median is 252 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.