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Water Hardness in Hialeah, FL

Florida · 7 zip codes · 13 matched water systems

219 PPM
12.8 GPG
Hard
0Soft60120180300+
Verified — Annual Water Quality Report

City avg (weighted): 219 PPM

Dataset updated March 9, 202613 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

System used for this reading
Mdwasa - Main System
FL4130871
Water source: groundwater
Serves: 2,377,460
USGS environmental estimate: 233 PPM
Source context

How this city reading is built

This city reading is a weighted rollup across 13 matched water systems and 7 ZIP codes. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
13 verified treated-water sources
13 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 Hialeah

These systems are matched to Hialeah, FL. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

13 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.
Mdwasa - Main System
FL4130871
Hard
219 PPMgroundwater2,377,460 servedVerified — Annual Water Quality Report
Source water: 233 PPM
Hialeah, City Of
FL4130604
Hard
219 PPMgroundwater238,000 servedVerified — Annual Water Quality Report
Source water: 233 PPM
North Miami Beach
FL4131618
Hard
219 PPMgroundwater180,000 servedVerified — Annual Water Quality Report
Source water: 288 PPM
Miami Beach, City Of
FL4130901
Hard
219 PPMgroundwater100,000 servedVerified — Annual Water Quality Report
Source water: 233 PPM
North Miami, City Of
FL4130977
Hard
219 PPMgroundwater89,349 servedVerified — Annual Water Quality Report
Source water: 288 PPM
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Hialeah, FL

What This Means For You

Recommendations are based on the displayed hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

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If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Hialeah, FL.

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Frequently Asked Questions

How hard is the water in Hialeah, FL?

The citywide weighted average water hardness in Hialeah, FL is 219 PPM (12.8 GPG), classified as hard. This is based on 13 matched water systems.

Do I need a water softener in Hialeah, FL?

With a citywide average hardness of 219 PPM, a water softener is recommended for homes in Hialeah. Confirm your tap reading before sizing equipment.

Is hard water in Hialeah, FL 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 Hialeah, FL?

Hialeah, Florida is served by 13 matched water systems across 7 zip codes.

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