WH

Water Hardness in 76633

China Spring, Texas · Mclennan County

47 PPM
2.7 GPG
Soft
0Soft60120180300+
Verified — Annual Water Quality Report

Dataset updated March 9, 2026Matched to 13 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 13 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
8 verified treated-water sources
13 matched systems total for this ZIP; 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 Serving 76633

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.

13 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 Waco
TX1550008
Soft
41 PPMsurface water146,241 servedVerified — Annual Water Quality Report
Source water: 139 PPM
City Of Hewitt
TX1550031
Soft
41 PPMsurface water16,978 servedVerified — Annual Water Quality Report
Source water: 153 PPM
City Of Robinson
TX1550010
Soft
41 PPMsurface water12,650 servedVerified — Annual Water Quality Report
Source water: 12 PPM
City Of Bellmead
TX1550001
Soft
41 PPMgroundwater10,664 servedVerified — Annual Water Quality Report
Source water: 12 PPM
Cross Country Wsc
TX1550059
Very Hard
273 PPMgroundwater3,939 servedHigh Confidence — USGS Monitoring
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

767084176622247668915766384276712467671041767074176691437664041767044176705557670141

What This Means For You

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

Your Water Is Soft

Your water hardness is in the soft range. You likely don't need a water softener. Enjoy your naturally soft 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 China Spring, TX (76633).

Submit Your Data

Frequently Asked Questions

Is the water hard in China Spring, TX (76633)?

The average water hardness in 76633 is 47 PPM (2.7 GPG), which is classified as soft.

Do I need a water softener in 76633?

At 47 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 76633 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 76633?

Zip code 76633 in China Spring, Texas is served by 13 water systems.

Learn More About Your Water

Water Hardness Scale: PPM and GPG Chart

Use the USGS water hardness scale to compare PPM, GPG, and mg/L levels from soft to very hard water.

10 min read

How to Test Water Hardness at Home

Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.

8 min read