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Water Hardness in Midwest, WY

Wyoming · 1 zip codes · 2 matched water systems

120 PPM
7 GPG
Moderately Hard
0Soft60120180300+
Verified — Annual Water Quality Report

City avg (weighted): 125 PPM

Dataset updated March 9, 20262 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

System used for this reading
Casper, City Of
WY5601415
Water source: surface water
Serves: 59,000
USGS environmental estimate: 167 PPM
Source context

How this city reading is built

This city reading is a weighted rollup across 2 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
1 verified treated-water source
2 matched systems total for this city; treated-water reports are prioritized when available.
Water source profile
Primarily surface water
Surface-water hardness can shift with reservoirs, runoff, season, and treatment. This profile is weighted by known population served across matched systems.
Data recency
March 9, 2026
Dataset rebuilt March 9, 2026; individual utility reporting years can vary.

Hardness is a mineral-content reading, not a drinking-water safety rating. Use it for scale, appliance, and softener decisions; check your utility report or test your tap before sizing treatment equipment. See how we calculate local readings.

Water Systems in Midwest

These systems are matched to Midwest, WY. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

2 water systems
PWSID is the public water system identifier. Data Source shows whether the hardness value comes from a treated-water report, USGS monitoring, or a local estimate; source year is shown when available.
Casper, City Of
WY5601415
Moderately Hard
120 PPMsurface water59,000 servedVerified — Annual Water Quality Report
Source water: 167 PPM
Midwest, Town Of
WY5600201
Very Hard
800 PPMsurface water410 servedHigh Confidence — USGS Monitoring

Zip Codes in Midwest, WY

What This Means For You

Recommendations are based on the displayed hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

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If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Midwest, WY.

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Frequently Asked Questions

How hard is the water in Midwest, WY?

The citywide weighted average water hardness in Midwest, WY is 125 PPM (7.3 GPG), classified as moderately hard. This is based on 2 matched water systems. The gauge highlights Casper, City Of, a verified treated-water system, because individual systems can differ from the citywide average.

Do I need a water softener in Midwest, WY?

With a citywide average hardness of 125 PPM, a water softener is worth considering for homes in Midwest. Confirm your tap reading before sizing equipment.

Is hard water in Midwest, WY safe to drink?

Water hardness itself is a mineral-content reading, not a drinking-water safety rating. Calcium and magnesium are naturally occurring minerals, but you should check your utility's Consumer Confidence Report for contaminant and compliance information.

How many water systems serve Midwest, WY?

Midwest, Wyoming is served by 2 matched water systems across 1 zip code.

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