Is Oswego, New York tap water safe?
4 water systems report serving Oswego. 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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Onondaga County Water Authority (OCWA)
Serves 350,000 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
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Oswego City
Serves 29,400 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2022).
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Scriba WD (Oswego)
Serves 9,044 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2022).
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Virgil W.D. #1 - Greek Peak Waterworks
Serves 1,400 people · Groundwater · Full report →
No health-based violations in the last 5 years; 23 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).