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Water Hardness in Carrizo Springs, TX

Texas · 1 zip codes · 5 matched water systems

158 PPM
9.2 GPG
Moderately 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
5 USGS-backed sources
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 Carrizo Springs

These systems are matched to Carrizo Springs, TX. 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.
City Of Carrizo Springs
TX0640002
Moderately Hard
158 PPMgroundwater5,830 servedHigh Confidence — USGS Monitoring
Carrizo Hill Wsc
TX0640022
Moderately Hard
158 PPMgroundwater1,050 servedHigh Confidence — USGS Monitoring
Catarina Wsc
TX0640029
Moderately Hard
158 PPMgroundwater222 servedHigh Confidence — USGS Monitoring
Espantosa Water Supply
TX0640030
Moderately Hard
158 PPMgroundwater210 servedHigh Confidence — USGS Monitoring
Brundage Water System
TX0640028
Moderately Hard
158 PPMgroundwater60 servedHigh Confidence — USGS Monitoring

Zip Codes in Carrizo Springs, TX

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 Carrizo Springs, TX.

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Frequently Asked Questions

How hard is the water in Carrizo Springs, TX?

The citywide weighted average water hardness in Carrizo Springs, TX is 158 PPM (9.2 GPG), classified as moderately hard. This is based on 5 matched water systems.

Do I need a water softener in Carrizo Springs, TX?

With a citywide average hardness of 158 PPM, a water softener is worth considering for homes in Carrizo Springs. Confirm your tap reading before sizing equipment.

Is hard water in Carrizo Springs, TX 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 Carrizo Springs, TX?

Carrizo Springs, Texas is served by 5 matched water systems across 1 zip code.

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