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Water Hardness in 46184

New Whiteland, Indiana · Johnson County

344 PPM
20.1 GPG
Very Hard
0Soft60120180300+
Verified - Annual Water Quality Report

Dataset updated March 9, 2026Matched to 3 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 3 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.

Source basis
2 verified treated-water sources
3 matched systems total for this ZIP; 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 Serving 46184

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.

3 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.
Indiana American Water - Johnson County
IN5241005
Very Hard
342 PPMgroundwater86,813 servedVerified - Annual Water Quality Report
Source water: 384 PPM
Bargersville Water Department
IN5241001
Very Hard
342 PPMgroundwater34,418 servedVerified - Annual Water Quality Report
Source water: 385 PPM
Whiteland Water Works
IN5241009
Very Hard
384 PPMgroundwater5,955 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

461433424613134246162384461423424625928046237280461063424611038446227280462172804612638446107280

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.

MethodologyData sourcesHow 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 New Whiteland, IN (46184).

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Frequently Asked Questions

Is the water hard in New Whiteland, IN (46184)?

The average water hardness in 46184 is 344 PPM (20.1 GPG), which is classified as very hard.

Do I need a water softener in 46184?

With hardness of 344 PPM, a water softener is recommended for homes in 46184.

Is hard water in 46184 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 46184?

Zip code 46184 in New Whiteland, Indiana is served by 3 water systems.

Learn More About Your Water

How to Test Water Hardness at Home

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Water 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.

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Well Water Hardness: Why It's Usually Hard & How to Treat It

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