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Water Hardness in 36527

Spanish Fort, Alabama · Baldwin County

17 PPM
1 GPG
Soft
0Soft60120180300+
High Confidence — USGS Monitoring

Dataset updated March 9, 2026Matched to 11 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 11 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis
6 USGS-backed sources
11 matched systems total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.
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 Serving 36527

These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.

11 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.
Fairhope, City Of
AL0000035
Soft
21 PPMgroundwater59,484 servedEstimated — County Avg
Foley, Utilities Board Of The City Of
AL0000036
Soft
21 PPMgroundwater50,919 servedEstimated — County Avg
Gulf Shores, The Ub Of The City Of
AL0000038
Soft
5 PPMgroundwater36,798 servedHigh Confidence — USGS Monitoring
Daphne, Utilities Board Of The City Of
AL0000029
Soft
21 PPMgroundwater33,372 servedHigh Confidence — USGS Monitoring
North Baldwin Utilities
AL0000023
Soft
6 PPMgroundwater28,713 servedHigh Confidence — USGS Monitoring
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

365781736526173660240365511736603403655917366044036610403661740366114036607403660640

What This Means For You

Recommendations are based on the displayed ZIP 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 Spanish Fort, AL (36527).

Submit Your Data

Frequently Asked Questions

Is the water hard in Spanish Fort, AL (36527)?

The average water hardness in 36527 is 17 PPM (1 GPG), which is classified as soft.

Do I need a water softener in 36527?

At 17 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 36527 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 36527?

Zip code 36527 in Spanish Fort, Alabama is served by 11 water systems.

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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