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City water profile

Andalusia water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Andalusia, Alabama.

Median indexed hardness

103PPM

One indexed ZIP

Range 103–103 PPM

State comparison
65 PPM above
State hardness rank
#65 of 281
Matched utilities
4
Active health records
0

City summary

What the indexed records say

Andalusia has 1 published ZIP profile across Covington County. The indexed median is 103 PPM, compared with 38 PPM across Alabama.

Among the 281 Alabamacities with an indexed median, Andalusia ranks #65from highest to lowest. Across all 406 state ZIP profiles, available estimates run from 7.4to 2810 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community. 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 hard1 ZIP
Hard0 ZIPs
Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
37.5 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 0Low: 1

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

ZIP directory

Water reports in Andalusia

Open a ZIP for site-level provenance and measurements.

ZIP code

36420

Moderately Hard

103 PPM

Nearest site
37.5 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Andalusia, Utilities Board Of

PWSID AL0000356

Groundwater
System population served
15,251
Last reported
May 18, 2026

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

Covington County Water Authority

PWSID AL0000361

Groundwater
System population served
13,224
Last reported
May 18, 2026

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

Sanford Water System

PWSID AL0000384

Groundwater
System population served
498
Last reported
May 18, 2026

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

Heath Water System

PWSID AL0000368

Groundwater
System population served
450
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

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Lead and Copper RuleAL0000361Mar 31, 2024Resolved
BariumAL0000356Jan 11, 2023Resolved
CadmiumAL0000356Jan 11, 2023Resolved
ChromiumAL0000356Jan 11, 2023Resolved
FluorideAL0000356Jan 11, 2023Resolved
NickelAL0000356Jan 11, 2023Resolved
NitriteAL0000356Jan 11, 2023Resolved
Antimony, TotalAL0000356Jan 11, 2023Resolved
MercuryAL0000356Jan 11, 2023Resolved
Thallium, TotalAL0000356Jan 11, 2023Resolved

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 Andalusia

Is the water hard?

The indexed city median is 103 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.