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Water Hardness in Lakeland, MN

Minnesota · 1 zip codes · 8 matched water systems

256 PPM
15 GPG
Very Hard
0Soft60120180300+
Verified — Annual Water Quality Report

City avg (weighted): 255 PPM

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

System used for this reading
Woodbury
MN1820025
Water source: groundwater
Serves: 82,643
USGS environmental estimate: 260 PPM
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
7 verified treated-water sources
8 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 Lakeland

These systems are matched to Lakeland, MN. 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.
Woodbury
MN1820025
Very Hard
256 PPMgroundwater82,643 servedVerified — Annual Water Quality Report
Source water: 260 PPM
Cottage Grove
MN1820004
Very Hard
256 PPMgroundwater39,712 servedVerified — Annual Water Quality Report
Source water: 275 PPM
Oakdale
MN1820016
Very Hard
256 PPMgroundwater28,674 servedVerified — Annual Water Quality Report
Source water: 260 PPM
Stillwater
MN1820024
Very Hard
256 PPMgroundwater19,462 servedVerified — Annual Water Quality Report
Source water: 187 PPM
Hugo
MN1820007
Very Hard
256 PPMgroundwater12,047 servedVerified — Annual Water Quality Report
Source water: 260 PPM
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Lakeland, MN

What This Means For You

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

Very Hard Water - Treatment Strongly Recommended

Your water is very hard. Without treatment, you can expect significant scale buildup in pipes and appliances, higher energy bills from reduced water heater efficiency, and persistent issues with skin and hair dryness.

Recommended Products

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | Size Calculator | How to Test Your 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 Lakeland, MN.

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Frequently Asked Questions

How hard is the water in Lakeland, MN?

The citywide weighted average water hardness in Lakeland, MN is 255 PPM (14.9 GPG), classified as very hard. This is based on 8 matched water systems. The gauge highlights Woodbury, a verified treated-water system, because individual systems can differ from the citywide average.

Do I need a water softener in Lakeland, MN?

With a citywide average hardness of 255 PPM, a water softener is recommended for homes in Lakeland. Confirm your tap reading before sizing equipment.

Is hard water in Lakeland, MN 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 Lakeland, MN?

Lakeland, Minnesota is served by 8 matched water systems across 1 zip code.

Learn More About Your Water