Water Hardness in Fort Worth, TX

Texas · 23 zip codes · 31 matched water systems

100 PPM
5.8 GPG
Slightly Hard
0Soft60120180300+
Verified - Annual Water Quality Report

City avg (weighted): 100 PPM

Dataset updated March 9, 202631 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

System used for this reading
City Of Fort Worth
TX2200012
Water source: surface water
Serves: 955,900
USGS environmental estimate: 120 PPM
City report

Is Fort Worth, TX Water Hard or Soft?

The displayed hardness for Fort Worth, TX is 100 PPM (5.8 GPG) from City Of Fort Worth, classified as slightly hard. The citywide weighted average is 100 PPM.

Displayed reading
100 PPM
Slightly Hard
Local coverage
23 ZIPs
31 matched water systems
Source label
Annual Water Quality Report
Verified - Annual Water Quality Report

Water hardness is not a drinking-water safety score. It measures calcium and magnesium minerals, and address-level results can shift by pressure zone, supply blend, building plumbing, or private well.

Source context

How this city reading is built

This city reading is a weighted rollup across 31 matched water systems and 23 ZIP codes. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
31 verified treated-water sources
31 matched systems total for this city; 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 in Fort Worth

These systems are matched to Fort Worth, TX. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

31 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.
Slightly Hard
100 PPMsurface water955,900 servedVerified - Annual Water Quality Report
Source water: 120 PPM
Slightly Hard
100 PPMsurface water405,420 servedVerified - Annual Water Quality Report
Source water: 143 PPM
Slightly Hard
100 PPMsurface water77,142 servedVerified - Annual Water Quality Report
Source water: 262 PPM
Slightly Hard
100 PPMsurface water71,600 servedVerified - Annual Water Quality Report
Source water: 143 PPM
Slightly Hard
100 PPMsurface water61,601 servedVerified - Annual Water Quality Report
Source water: 131 PPM
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Fort Worth, TX

What This Means For You

Use this city reading as a local planning estimate, not a final treatment specification. Hardness can vary by utility zone, seasonal blend, private well, and building plumbing. Confirm your tap reading with a utility report or home hardness test before sizing equipment.

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 Fort Worth, TX.

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Frequently Asked Questions

How hard is the water in Fort Worth, TX?

The citywide weighted average water hardness in Fort Worth, TX is 100 PPM (5.8 GPG), classified as slightly hard. This is based on 31 matched water systems.

Do I need a water softener in Fort Worth, TX?

At 100 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Fort Worth, 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 Fort Worth, TX?

Fort Worth, Texas is served by 31 matched water systems across 23 zip codes.

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