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Clarkstown (T), NY · 270,142 people served · EPA data 2021–2026

Tap water quality in Clarkstown (T), New York

Clarkstown (T)'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.

BGood
Clarkstown (T) water grade: B
Good — our A–F grade from this city's EPA compliance record, relative to New York and the nation. How we grade →
Health-based violations, 2021–20260
Federal health standardsall met
Veolia Water New York270,000 served
Lake Lucille Prop Owners Assoc92 served
Sunrise Bungalows50 served
New York quality rank#28 / 51 (83.1/100)
New York avg hardness75 PPM (moderately hard)
Want to know what's actually in your Clarkstown (T) 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.

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Clarkstown (T) tap water FAQ

Is tap water safe to drink in Clarkstown (T)?

Clarkstown (T)'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 Clarkstown (T)'s water?

Veolia Water New York (serving about 270,000 people); Lake Lucille Prop Owners Assoc (serving about 92 people); Sunrise Bungalows (serving about 50 people). Data: EPA Safe Drinking Water Information System, July 2026.

How hard is the water in Clarkstown (T)?

City-level hardness isn't published in a single federal dataset, but New York averages 75 PPM — "moderately hard" on the USGS scale. Your utility's water quality report lists Clarkstown (T)'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 Clarkstown (T)?

The municipal record is clean, so filtering in Clarkstown (T) 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 Clarkstown (T) 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.