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Lead in South Dakota drinking water

507 community water systems tested

1.4%
of tested systems exceeded the lead action level
(7/507)

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)
LEMMON LEMMON 1,156 0.0212 mg/L
SHERIDAN LAKE HIGHLANDS, INC. PIEDMONT 85 0.0202 mg/L
DOLAND DOLAND 199 0.0196 mg/L
ARMOUR ARMOUR 698 0.0194 mg/L
LAKE ANDES LAKE ANDES 710 0.0184 mg/L
FAULKTON FAULKTON 693 0.0180 mg/L
PLATTE PLATTE 1,256 0.0179 mg/L
WEBSTER WEBSTER 1,728 0.0149 mg/L
WOONSOCKET WOONSOCKET 618 0.0148 mg/L
CENTERVILLE CENTERVILLE 918 0.0147 mg/L
BROOKINGS MUNICIPAL UTILITIES BROOKINGS 23,377 0.0140 mg/L
VOLIN VOLIN 161 0.0135 mg/L
MENNO MENNO 614 0.0134 mg/L
PARKSTON PARKSTON 1,567 0.0131 mg/L
CROW CREEK TRIBAL SCHOOL 516 0.0130 mg/L
MILLER MILLER 1,349 0.0122 mg/L
AVON AVON 590 0.0120 mg/L
LAKE PRESTON LAKE PRESTON 589 0.0120 mg/L
REDFIELD REDFIELD 2,214 0.0118 mg/L
TERRY TROJAN WATER DISTRICT BLACK HAWK 400 0.0118 mg/L
LESTERVILLE LESTERVILLE 115 0.0116 mg/L
CLEAR LAKE CLEAR LAKE 1,218 0.0116 mg/L
NEWDALE COLONY ELKTON 119 0.0116 mg/L
GETTYSBURG GETTYSBURG 1,162 0.0115 mg/L
WHITE LAKE WHITE LAKE 359 0.0115 mg/L
STRATO RIM ESTATES WATER COMPANY RAPID CITY 170 0.0112 mg/L
DELL RAPIDS DELL RAPIDS 3,633 0.0111 mg/L
EDELWEISS MOUNTAIN IMPROVEMENT ASSOC BLACK HAWK 70 0.0111 mg/L
CONDE CONDE 142 0.0107 mg/L
SISSETON SISSETON 2,479 0.0104 mg/L
CRAZY HORSE SCHOOL 428 0.0102 mg/L
KEN'S TRAILER COURT SPEARFISH 110 0.0101 mg/L
HIDDEN VALLEY WATER ASSOCIATION INC RAPID CITY 27 0.0101 mg/L
GOLDEN VALLEY WATER COMPANY BLACK HAWK 283 0.0100 mg/L
KINGBROOK II RURAL WATER SYSTEM ARLINGTON 2,715 0.0098 mg/L
HIGHMORE HIGHMORE 682 0.0098 mg/L
SALEM SALEM 1,325 0.0097 mg/L
HAY CREEK WATER COMPANY BELLE FOURCHE 323 0.0097 mg/L
BRYANT BRYANT 471 0.0096 mg/L
SUN VALLEY DEVELOPMENT RAPID CITY 650 0.0096 mg/L
B & J MOBILE HOME PARK RAPID CITY 135 0.0095 mg/L
CORSICA CORSICA 561 0.0095 mg/L
FORT MEADE VA CENTER FORT MEADE 800 0.0094 mg/L
EAST RIDGE ACRES BLACK HAWK 118 0.0094 mg/L
MCLAUGHLIN MCLAUGHLIN 569 0.0092 mg/L
CHESTER SANITARY DISTRICT CHESTER 363 0.0092 mg/L
TULARE MILLER 211 0.0092 mg/L
PINE CLIFF ESTATES BLACK HAWK 180 0.0092 mg/L
VALLEY VIEW ESTATES SIOUX FALLS 230 0.0091 mg/L
BLUCKSBERG MOUNTAIN #2 PIEDMONT 333 0.0090 mg/L
PONDEROSA MOBILE HOME RANCH RAPID CITY 150 0.0090 mg/L
COUNTRY ROAD ESTATES BLACK HAWK 112 0.0090 mg/L
AR RANCH BLACKHAWK 88 0.0090 mg/L
LOURIE LANE HOMEOWNERS ASSOC SPEARFISH 75 0.0089 mg/L
AMERICAN HORSE SCHOOL 400 0.0089 mg/L
WALNUT PARK SPEARFISH 180 0.0088 mg/L
PARKER PARKER 1,025 0.0088 mg/L
RAPID CITY MOBILE HOME PARK BLACK HAWK 170 0.0087 mg/L
PONDEROSA PARK RAPID CITY 50 0.0087 mg/L
SAINT LAWRENCE MILLER 198 0.0086 mg/L
CLAREMONT BRITTON 108 0.0086 mg/L
HOT SPRINGS VA CENTER HOT SPRINGS 445 0.0086 mg/L
VALLEY SPRINGS VALLEY SPRINGS 925 0.0085 mg/L
EUREKA EUREKA 813 0.0085 mg/L
MNI WICONI WTP / CORELINE 25 0.0084 mg/L
MINA LAKE SANITARY DISTRICT ABERDEEN 863 0.0084 mg/L
HOWARD HOWARD 848 0.0084 mg/L
ROSHOLT ROSHOLT 379 0.0084 mg/L
HURLEY HURLEY 379 0.0084 mg/L
KENNEBEC KENNEBEC 265 0.0084 mg/L
WONDERLAND HOMES RAPID CITY 750 0.0084 mg/L
WOUNDED KNEE DISTRICT SCHOOL 280 0.0084 mg/L
HILL CITY HILL CITY 872 0.0084 mg/L
WESTBERRY TRAILS WATER USERS ASSOC PIEDMONT 155 0.0081 mg/L
FLANDREAU SCHOOL 375 0.0081 mg/L
MOUNT VERNON MOUNT VERNON 461 0.0080 mg/L
HUDSON HUDSON 332 0.0080 mg/L
PICKSTOWN PICKSTOWN 230 0.0080 mg/L
LANTERN ESTATES SPEARFISH 192 0.0080 mg/L
MCINTOSH MCINTOSH 111 0.0080 mg/L
VALHALLA ADDITION BLACK HAWK 38 0.0080 mg/L
ELKTON ELKTON 755 0.0078 mg/L
HEARTLAND COUNTRY RANCHETTES BLACK HAWK 95 0.0078 mg/L
HECLA HECLA 200 0.0078 mg/L
HIGH MEADOWS WATER COMPANY BLACK HAWK 140 0.0078 mg/L
BICENTENNIAL TRAILER COURT SPEARFISH 23 0.0077 mg/L
DE SMET DE SMET 1,056 0.0076 mg/L
BELLE FOURCHE BELLE FOURCHE 5,617 0.0076 mg/L
IROQUOIS IROQUOIS 292 0.0076 mg/L
T C & G RURAL WATER SYSTEM GLENCROSS 166 0.0076 mg/L
WILMOT WILMOT 432 0.0076 mg/L
MARVIN MARVIN 19 0.0076 mg/L
OAK MOUNTAIN COUNTRY ESTATES BLACK HAWK 85 0.0075 mg/L
GROTON GROTON 1,380 0.0074 mg/L
LANGFORD LANGFORD 283 0.0074 mg/L
PIEDMONT PIEDMONT 971 0.0074 mg/L
SOUTHBROOK ESTATES BROOKINGS 28 0.0074 mg/L
OWANKA RURAL WATER SYSTEM BLACK HAWK 52 0.0072 mg/L
AUTUMN MEADOWS SANITARY DISTRICT BLACK HAWK 49 0.0070 mg/L
RAPID VALLEY SANITARY DISTRICT RAPID CITY 11,408 0.0070 mg/L