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South Burlington, VT · 19,751 people served · EPA data 2021–2026

Tap water quality in South Burlington, Vermont

South Burlington's water systems logged zero health-based EPA violations in 2021–2026 — water that met every federal health standard on record. Day-to-day quality still varies with pipes and plumbing, but the municipal record here is clean.

B+Good
South Burlington water grade: B+
Good — our A–F grade from this city's EPA compliance record, relative to Vermont and the nation. How we grade →
Health-based violations, 2021–20260
Federal health standardsall met
South Burlington City Water System19,500 served
South Burlington Fire District250 served
Champlain Water District1 served
Vermont quality rank#10 / 51 (88.2/100)
Vermont avg hardness70 PPM (moderately hard)
Want to know what's actually in your South Burlington 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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South Burlington tap water FAQ

Is tap water safe to drink in South Burlington?

South Burlington's community water systems reported no health-based EPA violations in 2021–2026, meaning the water met federal health standards throughout. Home plumbing (especially pre-1986 lead solder or service lines) can still affect what reaches your glass — a home test settles it.

Who supplies South Burlington's water?

South Burlington City Water System (serving about 19,500 people); South Burlington Fire District (serving about 250 people); Champlain Water District (serving about 1 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in South Burlington?

City-level hardness isn't published in a single federal dataset, but Vermont averages 70 PPM — "moderately hard" on the USGS scale. Your utility's water quality report lists South Burlington'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 South Burlington?

The municipal record is clean, so filtering in South Burlington is about taste, hardness and your own plumbing rather than compliance. A carbon filter fixes chlorine taste; test first if your home predates 1986 (lead solder era).

Want to know what's actually in your South Burlington 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.