Population Served
17.1K
Service Connections
5.2K
Total Violations
105
Health-Based Violations
4
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Purchased Surface Water
- System Type
- Community Water System
- City
- CHAPPAQUA
- ZIP Code
- 10514
- Counties Served
- Westchester
- Cities Served
- NEW CASTLE (T)
- Open Violations
- 0
- State
- New York
Violation Summary
105
Total Violations
4
Health-Based
0
Open Now
Most recent violation: 2018-04-01
Explore New York Water Quality
See all water systems, lead data, and violation trends for New York.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: NY5903442.SafeWater Home