Water hardness in Alaska

Typical Alaska tap water

110mg/L

6.4gpg

Moderately hard

Population-weighted middle value across 7 Alaska cities in the dataset

People with hard or very hard water: 3%
Hardest: Wasilla 123
Softest: Anchorage 110

We have hardness numbers for 3 Alaska cities; 1 of them are county estimates rather than utility figures. Each city page adds the water system's EPA violation record and a softener size for a typical household.

Every Alaska city on the hardness scale

Dot size follows population. Tap a dot for the city page.

0Soft

2Moderately hard

1Hard

0Very hard

All cities in Alaska

City	mg/L	gpg	Class	Data
Anchorage	110	6.4	Moderately hard	Calculated from utility data
Fairbanks	110	6.4	Moderately hard	County estimate
Wasilla	123	7.2	Hard	Calculated from utility data

Questions

Is Alaska water hard?

The typical Alaska resident gets about 110 mg/L (6.4 gpg), which is moderately hard. About 3% of people in the cities we track have hard or very hard water.

Which city in Alaska has the hardest water?

Among 3 cities with pages here, Wasilla is highest at 123 mg/L.

Which city in Alaska has the softest water?

Anchorage, at 110 mg/L.

Other states

Hardness data: TapWaterData US Water Hardness, CC BY 4.0. Population: US Census Bureau. Violations: EPA ECHO. How we use them.