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City water profile

Grenola water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Grenola, Kansas.

Median indexed hardness

86PPM

One indexed ZIP

Range 86.2–86.2 PPM

State comparison
203 PPM below
State hardness rank
#475 of 484
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Grenola has 1 published ZIP profile across Elk County. The indexed median is 86 PPM, compared with 289 PPM across Kansas.

Among the 484 Kansascities with an indexed median, Grenola ranks #475from highest to lowest. Across all 541 state ZIP profiles, available estimates run from 72.2to 707 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. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

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
48.7 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 0Low: 1

Observation window: Jan 19, 2016 to Jun 3, 2026.

ZIP directory

Water reports in Grenola

Open a ZIP for site-level provenance and measurements.

ZIP code

67346

Moderately Hard

86.2 PPM

Nearest site
48.7 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Grenola, City Of

PWSID KS2004904

Surface water
System population served
148
Last reported
May 15, 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
Revised Total Coliform RuleKS2004904Dec 1, 2025Archived
ChlorineKS2004904Dec 1, 2025Archived
Revised Total Coliform RuleKS2004904Aug 1, 2025Resolved
ChlorineKS2004904Aug 1, 2025Resolved
Total Haloacetic Acids (HAA5)KS2004904Jul 1, 2025Archived · health-based
Total Haloacetic Acids (HAA5)KS2004904Apr 1, 2025Archived · health-based
Total Haloacetic Acids (HAA5)KS2004904Jan 1, 2025Archived · health-based
Public NoticeKS2004904Jul 20, 2023Resolved
Public NoticeKS2004904Jul 20, 2023Resolved
Revised Total Coliform RuleKS2004904Jun 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 Grenola

Is the water hard?

The indexed city median is 86 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.