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Water Hardness in Warrensburg, MO

Missouri · 1 zip codes · 5 matched water systems

319 PPM
18.7 GPG
Very Hard
0Soft60120180300+
High Confidence — USGS Monitoring

Dataset updated March 9, 20265 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

Source context

How this city reading is built

This city reading is a weighted rollup across 5 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
1 USGS-backed source
5 matched systems total for this city; USGS monitoring is used where treated-water reports are unavailable.
Water source profile
Primarily groundwater
Groundwater commonly picks up calcium and magnesium after contact with rock and soil. 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 Warrensburg

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

5 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.
Mo American Warrensburg
MO1010833
Moderately Hard
143 PPMgroundwater18,500 servedHigh Confidence — USGS Monitoring
Johnson County Pwsd 2
MO1024310
Very Hard
563 PPMgroundwater12,490 servedEstimated — Nearby Data
Whiteman Air Base
MO1079501
Very Hard
331 PPMgroundwater10,106 servedEstimated — Nearby Data
Johnson County Pwsd 3
MO1024311
Very Hard
331 PPMgroundwater4,700 servedEstimated — Nearby Data
Johnson County Pwsd 1
MO1024309
Very Hard
331 PPMgroundwater3,730 servedEstimated — Nearby Data

Zip Codes in Warrensburg, MO

What This Means For You

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

Very Hard Water - Treatment Strongly Recommended

Your water is very hard. Without treatment, you can expect significant scale buildup in pipes and appliances, higher energy bills from reduced water heater efficiency, and persistent issues with skin and hair dryness.

Recommended Products

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | Size Calculator | How 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 Warrensburg, MO.

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Frequently Asked Questions

How hard is the water in Warrensburg, MO?

The citywide weighted average water hardness in Warrensburg, MO is 319 PPM (18.7 GPG), classified as very hard. This is based on 5 matched water systems.

Do I need a water softener in Warrensburg, MO?

With a citywide average hardness of 319 PPM, a water softener is recommended for homes in Warrensburg. Confirm your tap reading before sizing equipment.

Is hard water in Warrensburg, MO 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 Warrensburg, MO?

Warrensburg, Missouri is served by 5 matched water systems across 1 zip code.

Learn More About Your Water