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Water Hardness in 65548

Mountain View, Missouri · Howell County

243 PPM
14.2 GPG
Hard
0Soft60120180300+
High Confidence - USGS Monitoring

Dataset updated March 9, 2026Matched to 2 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 2 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis
2 USGS-backed sources
2 matched systems total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.
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 Serving 65548

These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.

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.
West Plains Pws
MO4010853
Hard
249 PPMsurface water12,864 servedHigh Confidence - USGS Monitoring
Mountain View Pws
MO4010551
Hard
216 PPMgroundwater2,791 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

654382936557121665788249657892496579324065464120655891206546812065564120656892086558821265466253

What This Means For You

Use this ZIP reading as a local planning estimate, not a final treatment specification. Hardness can vary by utility zone, seasonal blend, private well, and building plumbing. Confirm your tap reading with a utility report or home hardness test before sizing equipment.

MethodologyData sourcesHow to test your water

Know your water hardness?

If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Mountain View, MO (65548).

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Frequently Asked Questions

Is the water hard in Mountain View, MO (65548)?

The average water hardness in 65548 is 243 PPM (14.2 GPG), which is classified as hard.

Do I need a water softener in 65548?

With hardness of 243 PPM, a water softener is recommended for homes in 65548.

Is hard water in 65548 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 65548?

Zip code 65548 in Mountain View, Missouri is served by 2 water systems.

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