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City water profile

Fredonia water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Fredonia, Arizona.

Median indexed hardness

289PPM

One indexed ZIP

Range 289–289 PPM

State comparison
48 PPM above
State hardness rank
#27 of 133
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Fredonia has 1 published ZIP profile across Coconino County. The indexed median is 289 PPM, compared with 241 PPM across Arizona.

Among the 133 Arizonacities with an indexed median, Fredonia ranks #27from highest to lowest. Across all 285 state ZIP profiles, available estimates run from 66.4to 1250 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
24.1 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jan 14, 2016 to Jun 9, 2026.

ZIP directory

Water reports in Fredonia

Open a ZIP for site-level provenance and measurements.

ZIP code

86022

Very Hard

289 PPM

Nearest site
24.1 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Fredonia Town Of

PWSID AZ0403009

Surface water
System population served
1,327
Last reported
May 14, 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 RuleAZ0403009Jan 1, 2026Unaddressed
LEAD AND COPPER RULE REVISIONSAZ0403009Jul 2, 2025Resolved
Surface Water Treatment RuleAZ0403009Mar 1, 2025Resolved
Interim Enhanced Surface Water Treatment RuleAZ0403009Mar 1, 2025Resolved
Surface Water Treatment RuleAZ0403009Feb 1, 2025Archived
Interim Enhanced Surface Water Treatment RuleAZ0403009Feb 1, 2025Archived
Surface Water Treatment RuleAZ0403009Dec 1, 2024Resolved
Interim Enhanced Surface Water Treatment RuleAZ0403009Dec 1, 2024Resolved
ChlorineAZ0403009Dec 1, 2024Resolved
ChlorineAZ0403009Nov 1, 2024Resolved

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 Fredonia

Is the water hard?

The indexed city median is 289 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.