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Fairbanks, AK · 118,457 people served · EPA data 2021–2026

Tap water quality in Fairbanks, Alaska

Fairbanks's water systems logged 22 health-based EPA violations in 2021–2026, most recently in 2025 — most often groundwater rule. Health-based violations mean a federal limit or treatment standard was exceeded; check the systems below and your utility's annual report for specifics.

C+Fair
Fairbanks water grade: C+
Fair — our A–F grade from this city's EPA compliance record, relative to Alaska and the nation. How we grade →
Health-based violations, 2021–202622
Groundwater Rule14
Lead And Copper Rule Revisions7
Revised Total Coliform Rule1
Golden Heart Utilities78,324 served
College Utilities Corporation27,000 served
University Of Alaska - Fairbanks6,200 served
H2o 2u, Dba The Fill2,400 served
Alaska quality rank#5 / 51 (97.7/100)
Alaska avg hardness100 PPM (moderately hard)
Want to know what's actually in your Fairbanks water?

Averages describe states, not your faucet. A certified home water test screens for lead, nitrates, bacteria and dozens of other contaminants — the same categories EPA regulates.

Test your water at home

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Fairbanks tap water FAQ

Is tap water safe to drink in Fairbanks?

Fairbanks's systems logged 22 health-based violations in 2021–2026, most commonly groundwater rule. A violation is a red flag for a period of time, not a permanent condition — your utility's current Consumer Confidence Report shows today's status, and a certified home test shows what's at your tap.

Who supplies Fairbanks's water?

Golden Heart Utilities (serving about 78,324 people); College Utilities Corporation (serving about 27,000 people); University Of Alaska - Fairbanks (serving about 6,200 people); H2o 2u, Dba The Fill (serving about 2,400 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in Fairbanks?

City-level hardness isn't published in a single federal dataset, but Alaska averages 100 PPM — "moderately hard" on the USGS scale. Your utility's water quality report lists Fairbanks's exact hardness, or a $10 test strip tells you in a minute. If it comes back over 120 PPM, see our water softener guidance in the purification calculator.

Do I need a water filter in Fairbanks?

With 22 health-based violations on record in 2021–2026, a certified filter is reasonable insurance here: reverse osmosis ($150–$1,300 installed, Angi 2026) covers lead, nitrates and PFAS at the tap. Test first ($50–$200) so you buy for what's actually present.

Want to know what's actually in your Fairbanks water?

Averages describe states, not your faucet. A certified home water test screens for lead, nitrates, bacteria and dozens of other contaminants — the same categories EPA regulates.

Test your water at home

We may earn a commission if you request quotes through this link. It costs you nothing and never affects the data we publish.