Water Hardness in 47362
New Castle, Indiana · Henry County
Dataset updated March 9, 2026Matched to 5 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology
How this ZIP reading is built
This ZIP reading is built from 5 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.
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 Serving 47362
These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.
| Water System | Source | Hardness | Pop. Served |
|---|---|---|---|
| New Castle Utilities IN5233011 | groundwater | 552 PPM Very Hard | |
| New Castle Correctional Facility IN5233001 | groundwater | 316 PPM Very Hard | |
| Golden Pebbles Estates IN5233002 | groundwater | 552 PPM Very Hard | |
| Arrowhead Mobile Home Park IN5230001 | groundwater | 552 PPM Very Hard | |
| Cade Apartments IN5230010 | groundwater | 552 PPM Very Hard |
Nearby Zip Codes
What This Means For You
Use this ZIP 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 New Castle, IN (47362).
Frequently Asked Questions
Is the water hard in New Castle, IN (47362)?
The average water hardness in 47362 is 520 PPM (30.4 GPG), which is classified as very hard.
Do I need a water softener in 47362?
With hardness of 520 PPM, a water softener is recommended for homes in 47362.
Is hard water in 47362 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 47362?
Zip code 47362 in New Castle, Indiana is served by 5 water systems.
Learn More About Your Water
How to Test Water Hardness at Home
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