Water Quality in Valhalla, NY (10023)
EPA violation data for public water systems serving ZIP code 10023.
No Health-Based Violations
None of the 7 water systems serving this ZIP have any violations in the past 5 years.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
69,455
Population
7
Water Systems
0
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (7)
New York City System
Surface water 8,271,000 people served
0 violations
Lead tested: 10 ppb (limit: 15 ppb) ✓
New York City - Croton System
Surface water 1,000,000 people served
0 violations
New York City - Groundwater System
Groundwater 518,000 people served
0 violations
Perlman Music School
Groundwater 80 people served
0 violations
Coldbrooke East Unit Trust
Groundwater 48 people served
0 violations
Michaels Proforma
Groundwater 45 people served
0 violations
Coffee House Plus
Groundwater 25 people served
0 violations
Lead & Copper Levels
Lead (Pb)
Approaching limit10 ppb measured
Action level: 15 ppb
Sampled: Jan 2024
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.