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Water Hardness in 47141

Marysville, Indiana · Clark County

348 PPM
20.3 GPG
Very Hard
0Soft60120180300+
High Confidence - USGS Monitoring

Dataset updated March 9, 2026Matched to 5 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 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.

Source basis
2 USGS-backed sources
5 matched systems total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.
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 47141

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.

5 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 - S. Indiana
IN5210005
Very Hard
384 PPMgroundwater104,445 servedHigh Confidence - USGS Monitoring
Watson Rural Water Company
IN5210016
Very Hard
320 PPMgroundwater15,750 servedHigh Confidence - USGS Monitoring
Sellersburg Water Department
IN5210010
Very Hard
320 PPMgroundwater15,655 servedEstimated - Nearby Data
Borden Tri-County Region
IN5210002
Slightly Hard
97 PPMsurface water11,637 servedEstimated - Nearby Data
Marysville Otisco Nabb Water Corp.
IN5210006
Very Hard
353 PPMgroundwater6,813 servedEstimated - Nearby Data

Nearby Zip Codes

47163347471473474711135047162348471263464713897400771884717734740026188471433474724335340059120

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 Marysville, IN (47141).

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Frequently Asked Questions

Is the water hard in Marysville, IN (47141)?

The average water hardness in 47141 is 348 PPM (20.3 GPG), which is classified as very hard.

Do I need a water softener in 47141?

With hardness of 348 PPM, a water softener is recommended for homes in 47141.

Is hard water in 47141 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 47141?

Zip code 47141 in Marysville, Indiana is served by 5 water systems.

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.

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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

Well water is almost always harder than city water. Learn why, how to test your well, and the best treatment options for hard well water.

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