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Water Hardness in 32569

Mary Esther, Florida · Okaloosa County

56 PPM
3.2 GPG
Soft
0Soft60120180300+
High Confidence — USGS Monitoring

Dataset updated March 9, 2026Matched to 9 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 9 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
4 USGS-backed sources
9 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 32569

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.

9 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.
Okaloosa Co.Wtr.; Swr.System
FL1460506
Soft
52 PPMgroundwater80,295 servedHigh Confidence — USGS Monitoring
Crestview, City Of Water Dept.
FL1460182
Soft
4 PPMgroundwater34,789 servedEstimated — Nearby Data
Destin Water Users, Inc.
FL1460202
Soft
52 PPMgroundwater31,752 servedEstimated — County Avg
Fort Walton Beach, City Of
FL1460144
Soft
52 PPMgroundwater24,113 servedEstimated — Nearby Data
Auburn Water System
FL1460035
Soft
4 PPMgroundwater22,903 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

325445632547563254856325795632566123254256325805632541563257858325831232561123256455

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 Mary Esther, FL (32569).

Submit Your Data

Frequently Asked Questions

Is the water hard in Mary Esther, FL (32569)?

The average water hardness in 32569 is 56 PPM (3.2 GPG), which is classified as soft.

Do I need a water softener in 32569?

At 56 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 32569 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 32569?

Zip code 32569 in Mary Esther, Florida is served by 9 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.

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.

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