PORTSMOUTH, NH · Rockingham County
NEW CASTLE WATER WORKS Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace New Hampshire’s official records. Always confirm current status with New Hampshire before making decisions based on this information.
System facts
- System ID (PWSID)
- NH1661010
- System type
- Community Water System
- Population served
- 910
- Service connections
- 365
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
No violations on record for this system.
Enforcement actions
- June 12, 2017State Public Notification received23 linked violations
- January 1, 2010State Public Notification requested52 linked violations
Contact
PORTSMOUTH WATER WORKS
Phone not on record
PORTSMOUTH, NH 03801