Water Hardness in Coker, AL

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

At a citywide weighted average of 30 PPM, Coker has relatively soft water. A water softener is generally not necessary.

Q: How many water systems serve Coker, AL?

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

Alabama · 1 zip codes · 6 matched water systems

30 PPM

1.8 GPG

Soft

0Soft60120180300+

Verified — Annual Water Quality Report

City avg (weighted): 30 PPM

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

System used for this reading

Tuscaloosa Water & Sewer

AL0001313

Water source: surface water

Serves: 166,524

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

5 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 Coker

These systems are matched to Coker, 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
Tuscaloosa Water & Sewer AL0001313	surface water	30 PPM Soft USGS estimate: 147 PPM	166,524	Verified — Annual Water Quality Report
Northport Water Works (City Of) AL0001307	surface water	30 PPM Soft USGS estimate: 51 PPM	40,551	Verified — Annual Water Quality Report
Carrolls Creek Water Authority AL0001540	surface water	30 PPM Soft USGS estimate: 147 PPM	16,248	Verified — Annual Water Quality Report
Citizens Water Service, Inc. AL0001293	surface water	30 PPM Soft USGS estimate: 51 PPM	15,096	Verified — Annual Water Quality Report
Coker Water Authority AL0001299	groundwater	4 PPM Soft	5,118	Estimated — Nearby Data

Tuscaloosa Water & Sewer

AL0001313

Soft

30 PPMsurface water166,524 servedVerified — Annual Water Quality Report

Source water: 147 PPM

Northport Water Works (City Of)

AL0001307

Soft

30 PPMsurface water40,551 servedVerified — Annual Water Quality Report

Source water: 51 PPM

Carrolls Creek Water Authority

AL0001540

Soft

30 PPMsurface water16,248 servedVerified — Annual Water Quality Report

Source water: 147 PPM

Citizens Water Service, Inc.

AL0001293

Soft

30 PPMsurface water15,096 servedVerified — Annual Water Quality Report

Source water: 51 PPM

Coker Water Authority

AL0001299

Soft

4 PPMgroundwater5,118 servedEstimated — Nearby Data

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

Zip Codes in Coker, AL

3545230

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 Coker, AL.

Submit Your Data

Frequently Asked Questions

How hard is the water in Coker, AL?

The citywide weighted average water hardness in Coker, AL is 30 PPM (1.7 GPG), classified as soft. This is based on 6 matched water systems. The gauge highlights Tuscaloosa Water & Sewer, a verified treated-water system, because individual systems can differ from the citywide average.

Do I need a water softener in Coker, AL?

At 30 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Coker, 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 Coker, AL?

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

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