Population Served
28.5K
Service Connections
6.5K
Total Violations
0
Health-Based Violations
0
Lead & Copper Data
Lead Level
Caution1.71 ppb
Action Level: 15 ppb (EPA) · Sampled: 2013-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- HAUPPAUGE
- ZIP Code
- 11788
- Counties Served
- Suffolk
- Cities Served
- ISLIP (T)
- Open Violations
- 0
- State
- New York
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: NY5103692.SafeWater Home