Is Great Valley, New York tap water safe?
3 water systems report serving Great Valley. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
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Green Valley Estates
Serves 344 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2021).
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Great Valley Town W.D. #4 (Highland Ave.
Serves 105 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Latest lead 90th percentile on file is from 2020 (older than 5 years, not graded).
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Great Valley Town W.D. #3 (Bonne Val)
Serves 45 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2021).