Alaska Water Quality Report
Tap water quality data for 2 cities in Alaska, updated 2026.
US average: 100 ppm
0 of 2 cities violation-free
2 cities tested
2 water systems tracked
Cleanest Tap Water in Alaska
Cities with the fewest water quality issues
Most Water Quality Issues in Alaska
Cities with the most violations and concerns
Alaska Tap Water: What You Need to Know
Alaska has 2 tracked water utilities serving approximately 353K residents. The average water hardness is 60 ppm (3.5 GPG), classified as Moderately Hard — below the national average of 100 ppm. Hardness ranges from 59.9 ppm in Anchorage to 59.9 ppm in Anchorage.
In the past 3 years, 2 of 2 cities in Alaska have recorded water quality violations, totaling 138 violations (0 health-based). All 2 tested cities have lead levels below the EPA action level of 15 ppb.
Frequently Asked Questions About Alaska Water
Is tap water safe to drink in Alaska?
Most tap water in Alaska meets EPA standards, but 2 cities have recorded violations in the past 3 years (0 health-based). We recommend checking your specific city's report on TapWater.org and considering a home water test.
How hard is the water in Alaska?
Alaska's average water hardness is 60 ppm (3.5 GPG), classified as Moderately Hard. This is below the national average of 100 ppm. Hardness varies significantly by city — use our Water Hardness Calculator to check your specific area.
Which city in Alaska has the cleanest tap water?
Based on EPA violation data, lead testing, and water quality metrics, Fairbanks ranks as having the cleanest tap water in Alaska. It has zero violations in the past 3 years and lead levels well below the EPA action level.
Which city in Alaska has the most water quality issues?
Anchorage currently has the most water quality concerns in Alaska, with 98 violations in the past 3 years. Residents should check their city's detailed water quality report and consider using a certified water filter.
Where does Alaska get its water from?
The majority of Alaska's water systems (0%) use surface water as their primary source. Surface water comes from rivers, lakes, and reservoirs. Each city's specific source can vary — check individual city reports for details.
All 2 Cities
Sorted by population served