How does Azle's water compare to the national average?

The USA national average is 151 mg/L. Azle (≈ 120–179 mg/L) is 1 mg/L softer than average.

Azle Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

neutral = 7.0

Lead

0.007 mg/L

✓ Below action level

TDS

888 mg/L

Est. Daily Cost

$0.40

energy & soap waste

Source: See methodology section below · Updated 2026

hard~120–179 mg/LHard · est.

0–60

mg/L

Soft

61–120

mg/L

Moderately Hard

121–180

mg/L

Hard

180+

mg/L

Very Hard

Appliance Damage Report

In Azle, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Azle	Soft Water City	Efficiency Loss
Kettle	6.8 yrs	8.5 yrs	-20%
Washing Machine	9.6 yrs	12 yrs	-20%
Water Heater	12 yrs	15 yrs	-20%

Regional Water Comparison

How Azle compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Azle, Texas	≈ 120–179 mg/L	25 ppt	🟠 Hard	reservoir
White Settlement, Texas	≈ 120–179 mg/L	150.5 ppt	🟠 Hard	reservoir
Saginaw, Texas	≈ 120–179 mg/L	42.6 ppt	🟠 Hard	reservoir
Benbrook, Texas	≈ 180+ mg/L	14.6 ppt	🔴 Very Hard	reservoir
Fort Worth, Texas	79.9 mg/L	12 ppt	🟡 Moderately Hard	reservoir

National Benchmark

How Azle compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Azle	≈ 120–179 mg/L	🟠 Moderate
USA National Avg	151 mg/L	🟠 Moderate
Scarsdale Top Rated	0.02 mg/L	🟢 None

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What Makes Azle's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 888 mg/LpH: 8

The City of Azle Water Treatment Plant provides surface water to Azle, Texas, drawing from local lakes and reservoirs. This conventional treatment facility uses pre-oxidation with chlorine, followed by filtration and chloramines for disinfection. For questions, customers can reach the plant at 817-752-2686. The water originates from surface sources within a watershed dominated by limestone in north-central Texas.

Azle's water supply comes from surface sources within the limestone-rich region of north-central Texas. The geology here is defined by Cretaceous-age carbonate formations, including layers of limestone and dolomite. When rain falls and moves through the soil, it dissolves these minerals, which then make their way into the surface water reservoirs. This geological setting is the reason behind the hard water commonly found throughout Texas, a characteristic shared by many communities due to the extensive limestone bedrock.

Because of its hardness, Azle's water requires more soap and detergent for cleaning and bathing. It also leads to scale buildup in pipes, water heaters, and appliances like dishwashers and washing machines. The City of Azle recommends maintaining a pH between 7.8 and 8.0 to balance corrosivity and scaling. Installing a water softener can help reduce scale and prolong the life of your appliances, although the minerals in the water pose no health risks. The utility also notes that third-party databases have indicated contaminants exceeding EPA health guidelines at least once; for precise details, customers should consult the latest annual Consumer Confidence Report.

Geology & Source: North-central Texas limestone; Cretaceous carbonate formations like Edwards limestone dissolve to create hard water

Other Texas Water Reports

White Settlement

≈ 120–179 mg/L

🟠 Hard

Saginaw

≈ 120–179 mg/L

🟠 Hard

Benbrook

≈ 180+ mg/L

🔴 Very Hard

Fort Worth

79.9 mg/L

🟡 Moderately Hard

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Notice an error or missing data? Help us keep this page accurate. If you spot incorrect water hardness, outdated utility info, or missing details, please let us know.

All reports are reviewed by our team. Thank you for supporting data quality!

Frequently Asked Questions

Is Azle's water safe to drink?

Yes. Azle's water meets all federal safety standards. The hardness is ≈ 120–179 mg/L (Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in Azle?

At ≈ 120–179 mg/L (Hard), Azle's water will cause significant limescale on kettles, washing machines, and water heaters. A water softener or descaler is strongly recommended to extend appliance lifespan and reduce energy bills by up to 20%.

How does Azle compare to the USA average?

The USA national average is 151 mg/L. Azle (≈ 120–179 mg/L) is 1 mg/L below the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for Azle is derived from geographic and geological modelling of the surrounding region. No federal monitoring station data was available for this location.

Estimated

Water Hardness

Modelled estimate based on state-level USGS geological survey data for this region. No direct USGS Water Quality Portal measurement was matched to this city — the value reflects a statistical range calibrated to the state's dominant rock types and typical source water characteristics.

Estimated

Estimated from regional geology and source water characteristics. pH is correlated with water hardness and local bedrock — values may differ from utility-reported figures.

Estimated

TDS — Total Dissolved Solids

Estimated using a derived ratio from water hardness and regional conductance profiles. TDS in natural water correlates strongly with total mineral content including hardness ions.

Measured

PFAS — Perfluoroalkyl and Polyfluoroalkyl Substances

EPA UCMR5 (5th Unregulated Contaminant Monitoring Rule, 2023–2025) — sum of PFAS compounds detected at the public water system serving this city. A value of 0 indicates the system was sampled with no detection above reporting limits.

Modelled

Lead

Modelled estimate based on the EPA Lead and Copper Rule 90th-percentile tap-sample methodology. No publicly available per-city lead dataset with sufficient national coverage exists. Values are a conservative baseline derived from city population tier and infrastructure age — all estimates are maintained below the EPA action level of 0.015 mg/L.

Calculated

Appliance Lifespan

Calculated from water hardness using a linear degradation model. Baseline lifespans represent soft-water performance (kettle: 8.5 yrs, washing machine: 12.0 yrs, water heater: 15.0 yrs). Hard water mineral scale progressively reduces operational life in direct proportion to hardness concentration.