WH

Water Hardness in 75705

Tyler, Texas · Smith County

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

Dataset updated March 9, 2026Matched to 8 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 8 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
8 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 75705

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.

8 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 Tyler
TX2120004
Soft
46 PPMsurface water107,000 servedVerified — Annual Water Quality Report
Source water: 30 PPM
Southern Utilities
TX2120063
Soft
46 PPMsurface water69,735 servedVerified — Annual Water Quality Report
Source water: 47 PPM
Lindale Rural Wsc
TX2120017
Soft
46 PPMgroundwater14,781 servedVerified — Annual Water Quality Report
Source water: 30 PPM
Dean Wsc
TX2120009
Soft
46 PPMgroundwater5,907 servedVerified — Annual Water Quality Report
Source water: 30 PPM
Community Water Co Montgomery Garden
TX2120008
Soft
46 PPMsurface water1,038 servedVerified — Annual Water Quality Report
Source water: 30 PPM
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

757924575707467575045757084675684157566261756476075701467570246757914675706467569361

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 Tyler, TX (75705).

Submit Your Data

Frequently Asked Questions

Is the water hard in Tyler, TX (75705)?

The average water hardness in 75705 is 46 PPM (2.7 GPG), which is classified as soft.

Do I need a water softener in 75705?

At 46 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 75705 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 75705?

Zip code 75705 in Tyler, Texas is served by 8 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