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City water profile

Cisco water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Cisco, Texas.

Median indexed hardness

210PPM

One indexed ZIP

Range 210–210 PPM

State comparison
99 PPM above
State hardness rank
#183 of 523
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Cisco has 1 published ZIP profile across Eastland County. The indexed median is 210 PPM, compared with 111 PPM across Texas.

Among the 523 Texascities with an indexed median, Cisco ranks #183from highest to lowest. Across all 1,026 state ZIP profiles, available estimates run from 5.4to 500.5 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
18.4 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Feb 3, 2016 to Jun 10, 2026.

ZIP directory

Water reports in Cisco

Open a ZIP for site-level provenance and measurements.

ZIP code

76437

Very Hard

210 PPM

Nearest site
18.4 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

City Of Cisco

PWSID TX0670001

Surface water
System population served
4,076
Last reported
Jun 26, 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
LEAD AND COPPER RULE REVISIONSTX0670001Jul 2, 2025Resolved
Public NoticeTX0670001Dec 8, 2022Resolved
Revised Total Coliform RuleTX0670001Dec 2, 2022Resolved · health-based
ChloriteTX0670001Sep 1, 2022Resolved
TTHMTX0670001Jul 1, 2022Resolved · health-based
TTHMTX0670001Apr 1, 2022Resolved · health-based
ChloriteTX0670001Sep 1, 2021Resolved · health-based
Public NoticeTX0670001Aug 18, 2021Resolved
Public NoticeTX0670001Aug 15, 2021Resolved
Public NoticeTX0670001Jul 17, 2021Resolved

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 Cisco

Is the water hard?

The indexed city median is 210 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.