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City water profile

Defuniak Springs water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Defuniak Springs, Florida.

Median indexed hardness

134PPM

2 indexed ZIPs

Range 132–135 PPM

State comparison
146 PPM below
State hardness rank
#244 of 290
Matched utilities
3
Active health records
1

City summary

What the indexed records say

Defuniak Springs has 2 published ZIP profiles across Walton County. The indexed median is 134 PPM, compared with 280 PPM across Florida.

Among the 290 Floridacities with an indexed median, Defuniak Springs ranks #244from highest to lowest. Across all 603 state ZIP profiles, available estimates run from 20to 374.5 PPM.

The 132–135 PPM range shows how much the available ZIP estimates vary within the city label. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard2 ZIPs
Very hard0 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
31.9 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 0Low: 2

Observation window: Sep 11, 2023 to Jan 14, 2026.

ZIP directory

Water reports in Defuniak Springs

Open a ZIP for site-level provenance and measurements.

ZIP code

32433

Hard

132 PPM

Nearest site
31.9 mi
Confidence
Low

View full ZIP evidence →

ZIP code

32435

Hard

135 PPM

Nearest site
28.3 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Defuniak Springs W/s, City Of

PWSID FL1660196

Groundwater
System population served
12,243
Last reported
May 18, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Mossy Head Water Works, Inc.

PWSID FL1660803

Groundwater
System population served
4,386
Last reported
May 18, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Argyle Water System, Inc.

PWSID FL1660028

Groundwater
System population served
1,157
Last reported
May 18, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Compliance history

What EPA records show

1 unique active health-based record appears among associated systems. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
E. COLIFL1660028Jan 1, 2026Resolved
Revised Total Coliform RuleFL1660028Jan 1, 2026Resolved
LEAD AND COPPER RULE REVISIONSFL1660028Feb 1, 2025Unaddressed · health-based
LEAD AND COPPER RULE REVISIONSFL1660028Feb 1, 2025Unaddressed
NitrateFL1660028Jan 1, 2021Resolved
Lead and Copper RuleFL1660196Jan 1, 2015Unaddressed

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Defuniak Springs

Is the water hard?

The indexed city median is 134 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.