Water Hardness in Hortonville, WI
Wisconsin · 1 zip codes · 7 matched water systems
City avg (weighted): 241 PPM
Dataset updated March 9, 20267 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology
Is Hortonville, WI Water Hard or Soft?
The displayed hardness for Hortonville, WI is 240 PPM (14 GPG) from Appleton Waterworks, classified as hard. The citywide weighted average is 241 PPM.
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.
How this city reading is built
This city reading is a weighted rollup across 7 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.
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 Hortonville
These systems are matched to Hortonville, WI. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.
| Water System | Source | Hardness | Pop. Served |
|---|---|---|---|
| Appleton Waterworks WI4450333 | surface water | 240 PPM HardUSGS estimate: 38 PPM | |
| Grand Chute Tn San Dist 1 WI4450429 | surface water | 240 PPM HardUSGS estimate: 38 PPM | |
| Kaukauna Utilities WI4450336 | groundwater | 240 PPM HardUSGS estimate: 748 PPM | |
| Darboy Sanitary Dist 1 WI4450117 | groundwater | 240 PPM HardUSGS estimate: 748 PPM | |
| Little Chute Waterworks WI4450338 | groundwater | 240 PPM HardUSGS estimate: 748 PPM |
Zip Codes in Hortonville, 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 Hortonville, WI.
Frequently Asked Questions
How hard is the water in Hortonville, WI?
The citywide weighted average water hardness in Hortonville, WI is 241 PPM (14.1 GPG), classified as hard. This is based on 7 matched water systems. The gauge highlights Appleton Waterworks, a verified treated-water system, because individual systems can differ from the citywide average.
Do I need a water softener in Hortonville, WI?
With a citywide average hardness of 241 PPM, a water softener is recommended for homes in Hortonville. Confirm your tap reading before sizing equipment.
Is hard water in Hortonville, 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 Hortonville, WI?
Hortonville, Wisconsin is served by 7 matched water systems across 1 zip code.
Learn More About Your Water
How to Test Water Hardness at Home
Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.
8 min readWater Hardness Scale: PPM and GPG Chart
Use the USGS water hardness scale to compare PPM, GPG, and mg/L levels from soft to very hard water.
10 min readWell Water Hardness: Why It's Usually Hard & How to Treat It
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