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City water profile

Clifton water quality

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

Median indexed hardness

78PPM

2 indexed ZIPs

Range 66.4–89 PPM

State comparison
163 PPM below
State hardness rank
#133 of 133
Matched utilities
3
Active health records
0

City summary

What the indexed records say

Clifton has 2 published ZIP profiles across Greenlee County. The indexed median is 78 PPM, compared with 241 PPM across Arizona.

Among the 133 Arizonacities with an indexed median, Clifton ranks #133from highest to lowest. Across all 285 state ZIP profiles, available estimates run from 66.4to 1250 PPM.

The 66.4–89 PPM range shows how much the available ZIP estimates vary within the city label. 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 hard2 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
69 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 0Low: 2

Observation window: Jul 12, 2017 to Apr 30, 2020.

ZIP directory

Water reports in Clifton

Open a ZIP for site-level provenance and measurements.

ZIP code

85533

Moderately Hard

89 PPM

Nearest site
57.8 mi
Confidence
Low

View full ZIP evidence →

ZIP code

85540

Moderately Hard

66.4 PPM

Nearest site
69 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Morenci Water Elec Co Clifton

PWSID AZ0406002

Groundwater
System population served
1,678
Last reported
May 14, 2026

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

Cs Verde Lee Water Company

PWSID AZ0406004

Groundwater
System population served
604
Last reported
May 14, 2026

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

Cs Loma Linda Water Company

PWSID AZ0406005

Groundwater
System population served
351
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
ChlorineAZ0406002Mar 1, 2026Archived
ChlorineAZ0406002Feb 1, 2026Archived
ChlorineAZ0406002Jan 1, 2026Archived
Lead and Copper RuleAZ0406004Jan 1, 2026Unaddressed
ArsenicAZ0406004Jan 1, 2026Archived · health-based
ArsenicAZ0406004Oct 1, 2025Archived · health-based
LEAD AND COPPER RULE REVISIONSAZ0406004Jul 2, 2025Resolved
LEAD AND COPPER RULE REVISIONSAZ0406005Jul 2, 2025Resolved
ArsenicAZ0406004Jul 1, 2025Archived · health-based
ArsenicAZ0406004Apr 1, 2025Archived · 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 Clifton

Is the water hard?

The indexed city median is 78 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.