Where does the water in 75770 come from?

Water for zip code 75770 in Larue, Texas is provided by 12 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 75770

Q: Is the water hard in Larue, TX (75770)?

The average water hardness in 75770 is 117 PPM (6.9 GPG), which is classified as slightly hard. A salt-free conditioner can help if you notice minor spotting on dishes.

Q: Do I need a water softener in 75770?

At 117 PPM, your water is relatively soft. A water softener is generally not necessary, though some homeowners prefer the feel of softened water.

Larue, Texas · Henderson County

117 PPM

6.9 GPG

Slightly Hard

0Soft60120180300+

Estimated — Nearby Data

Dataset updated March 9, 2026Matched to 12 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 12 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

12 estimated sources

This ZIP reading needs local confirmation before equipment sizing or purchase decisions.

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 75770

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.

12 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.

Water System	Source	Hardness	Pop. Served	Data Source
West Cedar Creek Mud TX1070190	surface water	206 PPM Hard	24,414	Estimated — Nearby Data
City Of Athens TX1070005	surface water	120 PPM Moderately Hard	17,934	Estimated — Nearby Data
East Cedar Creek Fwsd Brookshire TX1070167	surface water	76 PPM Slightly Hard	14,823	Estimated — Nearby Data
Carolynn Estates TX1070106	surface water	17 PPM Soft	3,906	Estimated — County Avg
Cherokee Shores Water Supply TX1070206	surface water	17 PPM Soft	2,343	Estimated — County Avg

West Cedar Creek Mud

TX1070190

Hard

206 PPMsurface water24,414 servedEstimated — Nearby Data

City Of Athens

TX1070005

Moderately Hard

120 PPMsurface water17,934 servedEstimated — Nearby Data

East Cedar Creek Fwsd Brookshire

TX1070167

Slightly Hard

76 PPMsurface water14,823 servedEstimated — Nearby Data

Carolynn Estates

TX1070106

Soft

17 PPMsurface water3,906 servedEstimated — County Avg

Cherokee Shores Water Supply

TX1070206

Soft

17 PPMsurface water2,343 servedEstimated — County Avg

Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

75782119 75756112 75758113 7576355 75778119 7576246 7575942 7575199 7575745 7585351 7570946 7575430

What This Means For You

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

Slightly Hard Water

Your water is slightly hard. You may notice minor spotting on dishes or a slight film on faucets. A water softener is optional but can improve water quality.

Recommended Products

Water Hardness Test Kit

Our PickVarify (150 Strips)Also GreatJNW Direct (150 Strips)

Salt-Free Water Conditioner

Our PickSpringWell Salt-Free Cartridge

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | 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 Larue, TX (75770).

Submit Your Data

Frequently Asked Questions

Is the water hard in Larue, TX (75770)?

Our estimate for 75770 is 117 PPM (6.9 GPG), but it is based on nearby, county, or state-level data rather than a direct treated tap-water report for this exact location. Confirm with your utility or a home test.

Do I need a water softener in 75770?

Do not size a softener from this estimate alone. Confirm the actual tap-water hardness before choosing treatment equipment.

Is hard water in 75770 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 75770?

Zip code 75770 in Larue, Texas is served by 12 water systems.