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City water profile

Sheridan water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Sheridan, Wyoming.

Median indexed hardness

339PPM

One indexed ZIP

Range 339–339 PPM

State comparison
104 PPM above
State hardness rank
#24 of 86
Matched utilities
3
Active health records
1

City summary

What the indexed records say

Sheridan has 1 published ZIP profile across Sheridan County. The indexed median is 339 PPM, compared with 235 PPM across Wyoming.

Among the 86 Wyomingcities with an indexed median, Sheridan ranks #24from highest to lowest. Across all 97 state ZIP profiles, available estimates run from 3.2to 1905 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
3.5 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jan 6, 2016 to Sep 9, 2025.

ZIP directory

Water reports in Sheridan

Open a ZIP for site-level provenance and measurements.

ZIP code

82801

Very Hard

339 PPM

Nearest site
3.5 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Sheridan, City Of

PWSID WY5600052

Surface water
System population served
22,700
Last reported
Jun 29, 2026

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

Veterans Administration Medical Center

PWSID WY5680001

Surface water
System population served
685
Last reported
Jun 29, 2026

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

Downer Neighborhood I&s District

PWSID WY5601537

Surface water
System population served
400
Last reported
Jun 29, 2026

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

Compliance history

What EPA records show

1 unique active health-based record appears among associated systems. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Lead and Copper RuleWY5680001Apr 24, 2025Addressed · health-based
Revised Total Coliform RuleWY5680001Dec 1, 2024Resolved
Surface Water Treatment RuleWY5680001Dec 1, 2024Resolved
Lead and Copper RuleWY5680001Dec 1, 2024Resolved · health-based
Consumer Confidence RuleWY5680001Jul 1, 2024Resolved
1,2,4-TrichlorobenzeneWY5680001Jan 1, 2024Resolved
cis-1,2-DichloroethyleneWY5680001Jan 1, 2024Resolved
DICHLOROMETHANEWY5680001Jan 1, 2024Resolved
o-DichlorobenzeneWY5680001Jan 1, 2024Resolved
p-DichlorobenzeneWY5680001Jan 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 Sheridan

Is the water hard?

The indexed city median is 339 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.