← New Hampshire overview

Lead in New Hampshire drinking water

275 community water systems tested

83.3%
of tested systems exceeded the lead action level
(229/275)

Lead is a neurotoxin with no known safe level. It usually enters water from old service lines and household plumbing rather than the source, so results vary system to system. The EPA acts when the 90th-percentile sample exceeds 0.015 mg/L.

Water systems

Lead value per system, LCR compliance samples. EPA action level — 0.015 mg/L at the 90th percentile. Systems that exceeded the lead action level are highlighted and listed first. “Not detected” means the contaminant was measured but not found.
SystemCityPopulationLead (mg/L)
OWLS NEST GOLF CLUB AND CONDOS THORNTON 272 0.5660 mg/L
RIVERVIEW MANOR CONDOS RAYMOND 110 0.5100 mg/L
SUGARWOOD ON THE SACO BARTLETT 30 0.3240 mg/L
ORFORD VILLAGE DIST ORFORD 128 0.3194 mg/L
PINE LANDING CONDOS FREEDOM 50 0.3032 mg/L
BROOKDALE SPRUCE WOOD DURHAM 225 0.2660 mg/L
FITZWILLIAM VILLAGE/LAUGHNER FITZWILLIAM 65 0.2552 mg/L
HOPKINTON VILLAGE PCT HOPKINTON 215 0.2537 mg/L
COUNTRY VILLAGE WAY GILFORD 100 0.2480 mg/L
HILLSIDE INN CONDOS HEBRON 65 0.2468 mg/L
CHESHIRE COUNTY COMPLEX WESTMORELAND 380 0.2422 mg/L
DEER COVE WATER OSSIPEE 135 0.2297 mg/L
ROLLING MEADOWS CONDOS III LONDONDERRY 50 0.2250 mg/L
WEST POINT MOULTONBOROUGH 108 0.2220 mg/L
WHISPERING BROOK BARTLETT 30 0.2090 mg/L
FREEDOM VILLAGE CONDOS FREEDOM 165 0.2074 mg/L
LANDS END MOULTONBOROUGH 50 0.1990 mg/L
CAMPTON VILLAGE PCT CAMPTON 600 0.1902 mg/L
BARRINGTON OAKS BARRINGTON 123 0.1880 mg/L
SACO RIVER FOREST CONWAY 63 0.1708 mg/L
HARBOURSIDE ON WINNIPESAUKEE MOULTONBOROUGH 40 0.1620 mg/L
GOFFSTOWN VILLAGE PCT GOFFSTOWN 3,250 0.1615 mg/L
LOST NATION WATER NORTHUMBERLAND 65 0.1539 mg/L
RUNNING BROOK DERRY 47 0.1468 mg/L
ALTON WATER WORKS ALTON 1,800 0.1460 mg/L
PLEASANT VALLEY PARK ESTATES STRATFORD 65 0.1410 mg/L
TENNEY BROOK CONDOS I PLYMOUTH 90 0.1400 mg/L
MITTERSILL WATER DEPT FRANCONIA 475 0.1392 mg/L
OAKWOOD HEIGHTS CONWAY 63 0.1370 mg/L
EPSOM HEALTHCARE CTR EPSOM 240 0.1364 mg/L
GILFORD MEADOWS GILFORD 75 0.1310 mg/L
LINCOLN WATER WORKS LINCOLN 3,300 0.1302 mg/L
MONADNOCK TENANTS RINDGE 200 0.1260 mg/L
HILL WATER WORKS HILL 600 0.1256 mg/L
SMYTHE WOODS HOOKSETT 168 0.1220 mg/L
WEDIKO SCHOOL WINDSOR 280 0.1195 mg/L
WAKEFIELD ACRES WAKEFIELD 30 0.1160 mg/L
MILLVILLE CIRCLE/SOUTH SALEM 48 0.1110 mg/L
GREENVILLE WATER DEPT GREENVILLE 1,100 0.1100 mg/L
GRAY LEDGES GRANTHAM 50 0.1060 mg/L
TOP NOTCH CONDOS BARTLETT 163 0.0938 mg/L
MELODY PINES CONDOS CONWAY 125 0.0880 mg/L
WHIP O WILL CONDOS BRIDGEWATER 45 0.0868 mg/L
CHALK POND WATER NEWBURY 208 0.0859 mg/L
BELMONT WATER DEPT BELMONT 1,612 0.0850 mg/L
OLDE COUNTRY VILLAGE LONDONDERRY 130 0.0848 mg/L
EAST BLUFF HIGHLANDS CONDOS MEREDITH 48 0.0798 mg/L
SACO PINES CONWAY 50 0.0770 mg/L
PEASE TRADE PORT PORTSMOUTH 9,900 0.0752 mg/L
GREENVILLE EST VILLAGE DIST GREENVILLE 472 0.0750 mg/L
WOODLAND GROVE CONWAY 185 0.0741 mg/L
CARROLL COUNTY COMPLEX OSSIPEE 258 0.0732 mg/L
NORTHPOINTE WATER THORNTON 48 0.0720 mg/L
WATERVILLE ACRES CONDOS THORNTON 50 0.0720 mg/L
PITTSFIELD AQUEDUCT PITTSFIELD 1,625 0.0700 mg/L
MOUNTAIN VIEW APTS LACONIA 100 0.0684 mg/L
NEW LONDON SPRINGFIELD WATER NEW LONDON 3,250 0.0672 mg/L
CROTCHED MOUNTAIN SCHOOL GREENFIELD 300 0.0660 mg/L
CAMELOT III WINDHAM 33 0.0660 mg/L
NEW HAMPTON VILLAGE PCT NEW HAMPTON 600 0.0656 mg/L
WATERVILLE VALLEY WATER DIST WATERVILLE VALLEY 3,150 0.0648 mg/L
RED SLEIGH CONDOS CAMPTON 44 0.0642 mg/L
BERLIN WATER WORKS BERLIN 9,575 0.0638 mg/L
SUNAPEE WATER WORKS SUNAPEE 1,680 0.0632 mg/L
WILTON WATER WORKS WILTON 1,790 0.0630 mg/L
TILTON NORTHFIELD WATER DIST NORTHFIELD 2,500 0.0620 mg/L
TROY WATER WORKS TROY 1,200 0.0605 mg/L
BEAR VIEW CROSSING ALLENSTOWN 800 0.0600 mg/L
WATERVILLE ESTATE VLG DIST/W CAMPTON 1,250 0.0595 mg/L
DARBY FIELD COMMONS LEE 70 0.0580 mg/L
BRISTOL WATER WORKS BRISTOL 3,575 0.0564 mg/L
ANDOVER VILLAGE DIST ANDOVER 650 0.0560 mg/L
WARNER VILLAGE WATER DIST WARNER 660 0.0556 mg/L
PINE GROVE MOBILE HOME PARK SWANZEY 305 0.0550 mg/L
WILDWOOD DEV ALBANY 123 0.0548 mg/L
ROLLINSFORD WATER SEWER DIST ROLLINSFORD 1,688 0.0547 mg/L
SODA BROOK NORTHFIELD 64 0.0530 mg/L
FOREST EDGE CONWAY 118 0.0529 mg/L
EXETER HIGHLANDS EXETER 50 0.0520 mg/L
MERRYMEETING MHP ALTON 265 0.0517 mg/L
BELLA BROOK WATER BOW 50 0.0516 mg/L
FAR ECHO HARBOR MOULTONBOROUGH 213 0.0502 mg/L
BETHLEHEM VILLAGE DIST BETHLEHEM 1,750 0.0498 mg/L
ACORN TERRACE ROCHESTER 215 0.0481 mg/L
NORTH STRATFORD WATER DEPT STRATFORD 300 0.0480 mg/L
COLONIAL POPLIN NURSING HOME FREMONT 88 0.0480 mg/L
GEORGES MILLS WATER WORKS SUNAPEE 500 0.0474 mg/L
SANBORNVILLE WATER DEPT WAKEFIELD 1,425 0.0474 mg/L
NEW CASTLE WATER WORKS NEW CASTLE 910 0.0474 mg/L
SOMERSWORTH WATER WORKS SOMERSWORTH 12,200 0.0455 mg/L
PONDEROSA MHP LONDONDERRY 110 0.0448 mg/L
ROLLING MEADOWS CONDOS I LONDONDERRY 88 0.0444 mg/L
COTTON FARMS MHP DANVILLE 390 0.0440 mg/L
COTTAGES AT WINDCHIMES BOW 75 0.0440 mg/L
WINHALL ACRES WINHALL 84 0.0431 mg/L
MICHAWANIC VILLAGE CONDOS WAKEFIELD 120 0.0430 mg/L
CANTERBURY CROSSINGS NORTHFIELD 35 0.0430 mg/L
UNH/DURHAM WATER SYS DURHAM 16,000 0.0420 mg/L
BLACK MOUNTAIN MEADOW CONDOS JACKSON 43 0.0418 mg/L
RIVER RUN CONDOS BARTLETT 750 0.0406 mg/L