Drinking Water Systems in PORTSMOUTH, New Hampshire

11 water systems are reported for this city, with a combined service population of 43,892. The systems have 6 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving PORTSMOUTH

PIPER MEADOWS PRIVATE COMMUNTY

125 served22 historical records1 recent
C

COW HILL WELLHOUSE

150 served0 historical records
A

TOP NOTCH CONDOS

163 served1 historical record
A

PEASE TRADE PORT

9,900 served1 historical record
A

HEMLOCK HAVEN

207 served4 historical records2 recent
B

HIGH PASTURES AT BLACK MTN

47 served0 historical records
A

CEDAR CREEK

105 served24 historical records3 recent
C

CEDAR WOOD ESTATES

30 served2 historical records
A

BLUEBERRY VILLAGE CONDOS

110 served2 historical records
A

PORTSMOUTH WATER WORKS

33,000 served0 historical records
A

FOUR SEASONS MOBILE HOME PARK

55 served1 historical record
A

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)7 records
Arsenic7 records
Lead and Copper Rule6 records
Public Notice5 records
Consumer Confidence Rule4 records
Revised Total Coliform Rule2 records
1,2,4-Trichlorobenzene1 record
Trichloroethylene (TCE)1 record
Tetrachloroethylene (PCE)1 record
1,2-Dichloroethane1 record

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.