Water Hardness Atlas ZIP / postcode

Water hardness in Galesville

7 gpg hard

Tap water in Galesville is hard: 7 gpg (120 mg/L · 6.7 °dH · 12 °fH).

<6060–120120–180>180 mg/L

Source: Wisconsin DNR Drinking Water System portal (Galesville Waterworks) (2026) · data checked 2026-10-20

Range across supply zones: 113–127 mg/L.

USGS classes: soft 0–60, moderately hard 61–120, hard 121–180, very hard >180 mg/L.

Water data

Total hardness7 gpg
UtilityGalesville Waterworks

How Galesville compares

Ranking of the hardest and softest water in the United States →

What it means at home

How much salt will you use for softening?

Recommended, especially with a heater or boiler: scale cuts efficiency and shortens its life.

Descale a coffee machine or kettle about every 2 months (typical manufacturer guidance for this hardness).

Estimates for planning, not a quote. Check your appliance manual for exact settings.

Dishwasher setting in Galesville

BrandSetting for this water
BoschH01
Miele7 °dH
AEG / Electrolux2
Beko2nd
HooverS1
LGH1

From each brand's manual for the model family named in the source; your model may differ, so check its manual. All brands and how to change the setting →

FAQ

Is Galesville water hard or soft?

It is hard: 120 mg/L as CaCO₃ (7 gpg, 6.7 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.

Is tap water in Galesville safe to drink?

Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. USGS classes: soft 0–60, moderately hard 61–120, hard 121–180, very hard >180 mg/L.

How many grains per gallon is Galesville water?

7 gpg, equal to 6.7 °dH, 12 °fH or 120 mg/L calcium carbonate.

What dishwasher salt setting should I use in Galesville?

For 120 mg/L (6.7 °dH) check your manufacturer's table: level 4–5.

Do I need a water softener in Galesville?

Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.

Source

Source: Wisconsin DNR Drinking Water System portal (Galesville Waterworks) (2026). Method: figure published by the water supplier. Wisconsin DNR Drinking Water System portal (Galesville Waterworks) · Outdated figure? Tell us

Nearby cities

Trempealeau11.3 gpgEttrick4.2 gpgHolmen17.5 gpgOnalaska20.5 gpgIndependence3 gpgBlair3.2 gpg
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