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Water Hardness in 47866

Pimento, Indiana · Vigo County

361 PPM
21.1 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 47866

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 - Terre Haute
IN5284012
Very Hard
367 PPMgroundwater67,765 servedVerified - Annual Water Quality Report
Source water: 384 PPM
Seelyville Water Works
IN5284011
Very Hard
367 PPMgroundwater6,393 servedVerified - Annual Water Quality Report
Source water: 473 PPM
Sullivan-Vigo Rural Water Corp.
IN5284021
Hard
185 PPMgroundwater2,765 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

478584734787947347855185478023674785038447846473478414734743831247803367474453364780736747849130

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 Pimento, IN (47866).

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Frequently Asked Questions

Is the water hard in Pimento, IN (47866)?

The average water hardness in 47866 is 361 PPM (21.1 GPG), which is classified as very hard.

Do I need a water softener in 47866?

With hardness of 361 PPM, a water softener is recommended for homes in 47866.

Is hard water in 47866 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 47866?

Zip code 47866 in Pimento, Indiana is served by 3 water systems.

Learn More About Your Water

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Water Hardness Scale: PPM and GPG Chart

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

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