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Water Hardness in Dothan, AL

Alabama · 3 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
Dothan Utilities, City Of
AL0000681
Water source: groundwater
Serves: 97,146
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 3 ZIP codes. 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 groundwater
Groundwater commonly picks up calcium and magnesium after contact with rock and soil. 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 Dothan

These systems are matched to Dothan, 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.
Dothan Utilities, City Of
AL0000681
Soft
40 PPMgroundwater97,146 servedVerified — Annual Water Quality Report
Source water: 147 PPM
Taylor Water System
AL0000702
Soft
40 PPMgroundwater9,339 servedVerified — Annual Water Quality Report
Source water: 103 PPM
Houston County Water Authority
AL0001755
Soft
40 PPMgroundwater4,902 servedVerified — Annual Water Quality Report
Source water: 103 PPM
Napier Field Water System
AL0000693
Soft
40 PPMgroundwater2,382 servedVerified — Annual Water Quality Report
Source water: 103 PPM
Cowarts Water System
AL0000678
Soft
40 PPMgroundwater2,262 servedVerified — Annual Water Quality Report
Source water: 147 PPM
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Dothan, AL

363014036303403630540

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 Dothan, AL.

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Frequently Asked Questions

How hard is the water in Dothan, AL?

The citywide weighted average water hardness in Dothan, 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 Dothan, AL?

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

Is hard water in Dothan, 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 Dothan, AL?

Dothan, Alabama is served by 6 matched water systems across 3 zip codes.

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.

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How to Test Water Hardness at Home

Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.

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