Where does the water in 75495 come from?

Water for zip code 75495 in Van Alstyne, Texas is provided by 10 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 75495

Van Alstyne, Texas · Grayson County

191 PPM

11.1 GPG

Hard

0Soft60120180300+

High Confidence — USGS Monitoring

Dataset updated March 9, 2026Matched to 10 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 10 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

1 USGS-backed source

10 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 75495

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.

10 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
City Of Sherman TX0910006	surface water	145 PPM Moderately Hard	43,645	Estimated — County Avg
City Of Denison TX0910003	surface water	358 PPM Very Hard	27,500	High Confidence — USGS Monitoring
City Of Van Alstyne TX0910009	surface water	102 PPM Slightly Hard	7,000	Estimated — Nearby Data
South Grayson Sud TX0910064	groundwater	5 PPM Soft	6,750	Estimated — Nearby Data
City Of Howe TX0910013	surface water	145 PPM Moderately Hard	4,548	Estimated — County Avg

City Of Sherman

TX0910006

Moderately Hard

145 PPMsurface water43,645 servedEstimated — County Avg

City Of Denison

TX0910003

Very Hard

358 PPMsurface water27,500 servedHigh Confidence — USGS Monitoring

City Of Van Alstyne

TX0910009

Slightly Hard

102 PPMsurface water7,000 servedEstimated — Nearby Data

South Grayson Sud

TX0910064

Soft

5 PPMgroundwater6,750 servedEstimated — Nearby Data

City Of Howe

TX0910013

Moderately Hard

145 PPMsurface water4,548 servedEstimated — County Avg

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

Nearby Zip Codes

75409150 75489209 75491199 75459208 75058206 75454150 75090203 75424150 75490127 75009150 75414201 75475131

What This Means For You

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

Hard Water - Treatment Recommended

Your water is hard. Scale buildup is likely affecting your plumbing and appliances, reducing their lifespan and efficiency. A water softener is recommended to protect your home.

Recommended Products

Salt-Based Water Softener

Our PickAFWFilters Fleck 5600SXT 48K Also GreatWhirlpool WHES40E 40K Also GreatAFWFilters 64K Grain Also GreatAFWFilters Iron Pro 2 64K Also GreatSpringWell Filter + Softener Combo

Salt-Free Water Conditioner

Our PickSpringWell Salt-Free Cartridge

Water Hardness Test Kit

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

Shower Head Filter

Our PickWeddell Duo Also GreatAquaBliss SF100 Also GreatSprite Pure 7-Setting Also GreatAqua Earth 20-Stage

Water Softener Salt

Our PickMorton Clean & Protect Also GreatDiamond Crystal Bright & Soft

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 Van Alstyne, TX (75495).

Submit Your Data

Frequently Asked Questions

Is the water hard in Van Alstyne, TX (75495)?

The average water hardness in 75495 is 191 PPM (11.1 GPG), which is classified as hard.

Do I need a water softener in 75495?

With hardness of 191 PPM, a water softener is recommended for homes in 75495.

Is hard water in 75495 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 75495?

Zip code 75495 in Van Alstyne, Texas is served by 10 water systems.