Water Hardness in Fairfield, AL

Q: Do I need a water softener in Fairfield, AL?

At a citywide weighted average of 40 PPM, Fairfield has relatively soft water. A water softener is generally not necessary.

Q: How many water systems serve Fairfield, AL?

Fairfield, Alabama has 6 matched water systems across 1 zip code.

Alabama · 1 zip codes · 6 matched water systems

40 PPM

2.3 GPG

Soft

0Soft60120180300+

Verified — Annual Water Quality Report

City avg (weighted): 40 PPM

Dataset updated March 9, 20266 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

System used for this reading

Central Alabama Water System

AL0000738

Water source: surface water

Serves: 585,000

USGS environmental estimate: 147 PPM

Source context

How this city reading is built

This city reading is a weighted rollup across 6 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis

6 verified treated-water sources

6 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 Fairfield

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

6 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
Central Alabama Water System AL0000738	surface water	40 PPM Soft USGS estimate: 147 PPM	585,000	Verified — Annual Water Quality Report
Bessemer Water Service AL0000737	surface water	40 PPM Soft USGS estimate: 147 PPM	86,091	Verified — Annual Water Quality Report
Warrior River Water Authority AL0000763	surface water	40 PPM Soft USGS estimate: 147 PPM	38,700	Verified — Annual Water Quality Report
Trussville Utilities AL0000761	groundwater	40 PPM Soft USGS estimate: 114 PPM	36,300	Verified — Annual Water Quality Report
Leeds Water Works Board AL0000753	groundwater	40 PPM Soft USGS estimate: 114 PPM	21,300	Verified — Annual Water Quality Report

Central Alabama Water System

AL0000738

Soft

40 PPMsurface water585,000 servedVerified — Annual Water Quality Report

Source water: 147 PPM

Bessemer Water Service

AL0000737

Soft

40 PPMsurface water86,091 servedVerified — Annual Water Quality Report

Source water: 147 PPM

Warrior River Water Authority

AL0000763

Soft

40 PPMsurface water38,700 servedVerified — Annual Water Quality Report

Source water: 147 PPM

Trussville Utilities

AL0000761

Soft

40 PPMgroundwater36,300 servedVerified — Annual Water Quality Report

Source water: 114 PPM

Leeds Water Works Board

AL0000753

Soft

40 PPMgroundwater21,300 servedVerified — Annual Water Quality Report

Source water: 114 PPM

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

Zip Codes in Fairfield, AL

3506440

What This Means For You

Recommendations are based on the displayed 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 Fairfield, AL.

Submit Your Data

Frequently Asked Questions

How hard is the water in Fairfield, AL?

The citywide weighted average water hardness in Fairfield, AL is 40 PPM (2.3 GPG), classified as soft. This is based on 6 matched water systems.

Do I need a water softener in Fairfield, AL?

At 40 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Fairfield, AL 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 Fairfield, AL?

Fairfield, Alabama is served by 6 matched water systems across 1 zip code.

Learn More About Your Water

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