PORTSMOUTH WATER WORKS
Community Water System · New Hampshire · PORTSMOUTH
PWSID: NH1951010
Has Violations
Population Served
33.0K
Service Connections
7.2K
Total Violations
43
Health-Based Violations
43
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2024-12-31
015 ppb action level
Copper Level
1430 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 1992-12-31
Copper action level exceeded
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- PORTSMOUTH
- ZIP Code
- 03801
- Counties Served
- Rockingham
- Cities Served
- PORTSMOUTH
- Open Violations
- 0
- State
- New Hampshire
Violation Summary
43
Total Violations
43
Health-Based
0
Open Now
Most recent violation: 2014-07-01
Explore New Hampshire Water Quality
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Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: NH1951010.SafeWater Home