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Water Hardness in Leavenworth, WA

Washington · 1 zip codes · 8 matched water systems

59 PPM
3.4 GPG
Soft
0Soft60120180300+
Estimated — Nearby Data

Dataset updated March 9, 20268 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

Source context

How this city reading is built

This city reading is a weighted rollup across 8 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
8 estimated sources
This city reading needs local confirmation before equipment sizing or purchase decisions.
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 in Leavenworth

These systems are matched to Leavenworth, WA. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

8 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.
Wenatchee City Of
WA5394350
Slightly Hard
67 PPMgroundwater43,690 servedEstimated — County Avg
Chelan Co Pud 1
WA5312284
Slightly Hard
67 PPMgroundwater15,840 servedEstimated — County Avg
Leavenworth City Of
WA5346500
Soft
9 PPMsurface water9,218 servedEstimated — Nearby Data
Chelan Co Pud1 - Peshastin
WA5367050
Slightly Hard
67 PPMgroundwater1,397 servedEstimated — County Avg
Ponderosa Community Club Inc
WA5368417
Soft
39 PPMgroundwater1,170 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Leavenworth, WA

What This Means For You

Recommendations are based on the displayed hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

Your Water Is Soft

Your water hardness is in the soft range. You likely don't need a water softener. Enjoy your naturally soft 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 Leavenworth, WA.

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Frequently Asked Questions

How hard is the water in Leavenworth, WA?

The citywide weighted average water hardness in Leavenworth, WA is 59 PPM (3.4 GPG), classified as soft. This is based on 8 matched water systems.

Do I need a water softener in Leavenworth, WA?

At 59 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Leavenworth, WA 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 Leavenworth, WA?

Leavenworth, Washington is served by 8 matched water systems across 1 zip code.

Learn More About Your Water