Tap water quality in South Kingstown, Rhode Island
South Kingstown's water systems logged 5 health-based EPA violations in 2021–2026, most recently in 2023 — most often tthm. Health-based violations mean a federal limit or treatment standard was exceeded; check the systems below and your utility's annual report for specifics.
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 homeWe may earn a commission if you request quotes through this link. It costs you nothing and never affects the data we publish.
South Kingstown tap water FAQ
Is tap water safe to drink in South Kingstown?
South Kingstown's systems logged 5 health-based violations in 2021–2026, most commonly tthm. 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 South Kingstown's water?
Veolia Water Wakefield Rhode Island Inc (serving about 22,347 people); University Of Rhode Island (serving about 19,354 people); South Kingstown-South Shore (serving about 6,170 people); Kingston Water District (serving about 3,968 people). Data: EPA Safe Drinking Water Information System, July 2026.
How hard is the water in South Kingstown?
City-level hardness isn't published in a single federal dataset, but Rhode Island averages 75 PPM — "moderately hard" on the USGS scale. Your utility's water quality report lists South Kingstown'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 Kingstown?
With 5 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.
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 homeWe may earn a commission if you request quotes through this link. It costs you nothing and never affects the data we publish.