Water Hardness in Burlington, WI

Wisconsin · 1 zip codes · 8 matched water systems

140 PPM
8.2 GPG
Moderately Hard
0Soft60120180300+
Verified - Annual Water Quality Report

City avg (weighted): 149 PPM

Dataset updated March 9, 20268 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

System used for this reading
Racine Waterworks
WI2520062
Water source: surface water
Serves: 105,100
USGS environmental estimate: 244 PPM
City report

Is Burlington, WI Water Hard or Soft?

The displayed hardness for Burlington, WI is 140 PPM (8.2 GPG) from Racine Waterworks, classified as moderately hard. The citywide weighted average is 149 PPM.

Displayed reading
140 PPM
Moderately Hard
Local coverage
1 ZIP
8 matched water systems
Source label
Annual Water Quality Report
Verified - Annual Water Quality Report

Water hardness is not a drinking-water safety score. It measures calcium and magnesium minerals, and address-level results can shift by pressure zone, supply blend, building plumbing, or private well.

Source context

How this city reading is built

This city reading is a weighted rollup across 8 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
2 verified treated-water sources
8 matched systems total for this city; treated-water reports are prioritized when available.
Water source profile
Primarily surface water
Surface-water hardness can shift with reservoirs, runoff, season, and treatment. 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 Burlington

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

8 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.
Moderately Hard
140 PPMsurface water105,100 servedVerified - Annual Water Quality Report
Source water: 244 PPM
Moderately Hard
140 PPMsurface water21,819 servedVerified - Annual Water Quality Report
Source water: 244 PPM
Very Hard
255 PPMgroundwater9,958 servedHigh Confidence - USGS Monitoring
255 PPMgroundwater500 servedHigh Confidence - USGS Monitoring
Very Hard
255 PPMgroundwater395 servedHigh Confidence - USGS Monitoring
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Burlington, WI

What This Means For You

Use this city reading as a local planning estimate, not a final treatment specification. Hardness can vary by utility zone, seasonal blend, private well, and building plumbing. Confirm your tap reading with a utility report or home hardness test before sizing equipment.

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 Burlington, WI.

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Frequently Asked Questions

How hard is the water in Burlington, WI?

The citywide weighted average water hardness in Burlington, WI is 149 PPM (8.7 GPG), classified as moderately hard. This is based on 8 matched water systems. The gauge highlights Racine Waterworks, a verified treated-water system, because individual systems can differ from the citywide average.

Do I need a water softener in Burlington, WI?

With a citywide average hardness of 149 PPM, a water softener is worth considering for homes in Burlington. Confirm your tap reading before sizing equipment.

Is hard water in Burlington, WI 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 Burlington, WI?

Burlington, Wisconsin is served by 8 matched water systems across 1 zip code.

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