Where does the water in 47393 come from?

Water for zip code 47393 in Williamsburg, Indiana is provided by 1 water system. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 47393

Williamsburg, Indiana · Wayne County

384 PPM

22.4 GPG

Very Hard

0Soft60120180300+

High Confidence - USGS Monitoring

Dataset updated March 9, 2026Matched to 1 water systemTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 1 matched water system. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis

1 USGS-backed source

1 matched system total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.

Water source profile

Primarily surface water

Surface-water hardness can shift with reservoirs, runoff, season, and treatment. 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 47393

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.

1 water system

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.

Water System	Source	Hardness	Pop. Served	Data Source
Indiana American Water - Richmond IN5289012	surface water	384 PPM Very Hard	41,485	High Confidence - USGS Monitoring

Indiana American Water - Richmond

IN5289012

Very Hard

384 PPMsurface water41,485 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

47339384 47392384 47345384 47341383 47355313 47358280 47346390 47374384 47354552 47330382 45332430 47327391

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.

Methodology Data sources How 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 Williamsburg, IN (47393).

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Frequently Asked Questions

Is the water hard in Williamsburg, IN (47393)?

The average water hardness in 47393 is 384 PPM (22.4 GPG), which is classified as very hard.

Do I need a water softener in 47393?

With hardness of 384 PPM, a water softener is recommended for homes in 47393.

Is hard water in 47393 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 47393?

Zip code 47393 in Williamsburg, Indiana is served by 1 water system.