PlainWater

Public Water Systems

2,453 active water systems in NH.

Population Violations Health Violations Name
System Name Location Population Violations PFAS
MANCHESTER WATER WORKS MANCHESTER, NH 123,500 6 Detected
PENNICHUCK WATER WORKS NASHUA, NH 89,073 5 Clean
CONCORD WATER DEPT CONCORD, NH 44,215 4 Clean
AQUARION WATER/NH MONROE, NH 34,000 19 Detected
PORTSMOUTH WATER WORKS PORTSMOUTH, NH 33,000 43 Detected
KEENE WATER DEPT KEENE, NH 30,000 81 Clean
DOVER WATER DEPT DOVER, NH 29,000 155 Detected
MERRIMACK VILLAGE DIST MERRIMACK, NH 25,500 170 Clean
ROCHESTER WATER DEPT ROCHESTER, NH 25,000 43 Clean
LACONIA WATER WORKS LAKEPORT, NH 21,000 0 Clean
SALEM WATER DEPT SALEM, NH 21,000 33 Detected
DERRY WATER DEPT DERRY, NH 17,210 12 Detected
HUDSON WATER DEPT HUDSON, NH 16,700 10 Detected
UNH/DURHAM WATER SYS DURHAM, NH 16,000 9 Clean
SEABROOK WATER DEPT SEABROOK, NH 14,000 1,029 Detected
EXETER WATER DEPT EXETER, NH 12,236 268 Detected
SOMERSWORTH WATER WORKS SOMERSWORTH, NH 12,000 160 Clean
LEBANON WATER DEPT LEBANON, NH 10,050 10 Clean
PEASE TRADE PORT PORTSMOUTH, NH 9,900 7 Detected
BERLIN WATER WORKS BERLIN, NH 9,575 11 Clean
MILFORD WATER UTILITIES DEPT MILFORD, NH 9,500 148 Clean
CLAREMONT WATER DEPT CLAREMONT, NH 9,000 98 Clean
HANOVER WATER DEPT HANOVER, NH 8,500 166 Clean
FRANKLIN WATER WORKS FRANKLIN, NH 7,000 367 Clean
LITCHFIELD NASHUA, NH 7,000 2 Detected
HAMPSTEAD AREA WATER ATKINSON, NH 6,953 174 Detected
PLYMOUTH VLG WATER AND SEWER PLYMOUTH, NH 6,700 82 Clean
LITTLETON WATER AND LIGHT LITTLETON, NH 6,500 183 Clean
WOLFEBORO WATER AND SEWER WOLFEBORO, NH 6,000 86 Clean
NORTH CONWAY WATER PCT NORTH CONWAY, NH 5,500 126 Clean
LONDONDERRY NASHUA, NH 5,380 8 Detected
PEMBROKE WATER WORKS PEMBROKE, NH 5,200 146 Detected
NEWMARKET WATER WORKS NEWMARKET, NH 5,030 251 Clean
NEWPORT WATER WORKS NEWPORT, NH 5,000 219 Clean
CENTRAL HOOKSETT WATER PCT HOOKSETT, NH 4,650 30 Detected
PETERBOROUGH WATER WORKS PETERBOROUGH, NH 4,500 123 Clean
RYE WATER DIST RYE, NH 4,300 20 Detected
LOWER BARTLETT WATER PCT INTERVALE, NH 3,800 15 Clean
PENACOOK BOSCAWEN WATER PCT NASHUA, NH 3,800 50 Clean
JAFFREY WATER WORKS JAFFREY, NH 3,800 112 Detected
MEREDITH WATER DEPT MEREDITH, NH 3,750 250 —
BRISTOL WATER WORKS BRISTOL, NH 3,575 20 Detected
VILLAGE DIST OF EASTMAN GRANTHAM, NH 3,400 128 Clean
LINCOLN WATER WORKS LINCOLN, NH 3,300 63 —
RAYMOND WATER DEPT RAYMOND, NH 3,300 28 Detected
FARMINGTON WATER DEPT FARMINGTON, NH 3,250 69 —
WATERVILLE VALLEY WATER DIST WATERVILLE VALLEY, NH 3,150 44 —
LITTLE POND ESTATES NASHUA, NH 3,000 2 Detected
GOFFSTOWN VILLAGE PCT GOFFSTOWN, NH 3,000 63 —
COGSWELL SPRINGS WATER WORKS HENNIKER, NH 3,000 42 —
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