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Water Hardness in 83857

Princeton, Idaho · Latah County

94 PPM
5.5 GPG
Slightly Hard
0Soft60120180300+
USGS — Environmental Monitoring

Based on EPA and USGS water quality monitoring data from environmental sources (wells, streams, aquifers) near your water system. Actual tap water may differ after treatment — for precise results, test your water at home.

Our Estimate

94 PPM
5.5 GPG
Slightly Hard

Weighted average from 3 water systems.

What This Means For You

Slightly Hard Water

Your water is slightly hard. You may notice minor spotting on dishes or a slight film on faucets. A water softener is optional but can improve water quality.

Recommended Products

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | How to Test Your Water

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If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Princeton, ID (83857).

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Water Systems Serving 83857

Nearby Zip Codes

Frequently Asked Questions

Is the water hard in Princeton, ID (83857)?

The average water hardness in 83857 is 94 PPM (5.5 GPG), which is classified as slightly hard.

Do I need a water softener in 83857?

At 94 PPM, your water is relatively soft. A water softener is generally not necessary.

How many water systems serve 83857?

Zip code 83857 in Princeton, Idaho is served by 3 water systems.

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