Water Hardness in Maple Park, IL
Illinois · 1 zip codes · 13 matched water systems
City avg (weighted): 149 PPM
Dataset updated March 9, 202613 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology
Is Maple Park, IL Water Hard or Soft?
The displayed hardness for Maple Park, IL is 148 PPM (8.7 GPG) from Aurora, classified as moderately hard. The citywide weighted average is 149 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 13 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 Maple Park
These systems are matched to Maple Park, IL. 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 |
|---|---|---|---|
| Aurora IL0894070 | surface water | 148 PPM Moderately HardUSGS estimate: 400 PPM | |
| Elgin IL0894380 | surface water | 148 PPM Moderately HardUSGS estimate: 255 PPM | |
| Carpentersville IL0890200 | groundwater | 148 PPM Moderately HardUSGS estimate: 779 PPM | |
| St Charles IL0894830 | groundwater | 148 PPM Moderately HardUSGS estimate: 779 PPM | |
| Montgomery IL0894690 | groundwater | 148 PPM Moderately HardUSGS estimate: 236 PPM |
Zip Codes in Maple Park, IL
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 Maple Park, IL.
Frequently Asked Questions
How hard is the water in Maple Park, IL?
The citywide weighted average water hardness in Maple Park, IL is 149 PPM (8.7 GPG), classified as moderately hard. This is based on 13 matched water systems. The gauge highlights Aurora, a verified treated-water system, because individual systems can differ from the citywide average.
Do I need a water softener in Maple Park, IL?
With a citywide average hardness of 149 PPM, a water softener is worth considering for homes in Maple Park. Confirm your tap reading before sizing equipment.
Is hard water in Maple Park, IL 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 Maple Park, IL?
Maple Park, Illinois is served by 13 matched water systems across 1 zip code.
Learn More About Your Water
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