States / South Dakota / Drinking Water
Drinking Water Systems in South Dakota
463 community water systems serving about 879,933 people. 191 have a health-based violation on record since 2015, 13 of them unresolved.
SystemHealth-based violations (2015+)
MOUNTAIN PLAINS 2 HOMEOWNERS ASSOC · SPEARFISH · 268 served · groundwater5 (3 unresolved)
BUFFALO GAP · BUFFALO GAP · 126 served · groundwater11 (1 unresolved)
DARLINGTON ESTATES · RAPID CITY · 25 served · groundwater6 (1 unresolved)
HENRY · HENRY · 256 served · purchased groundwater4 (1 unresolved)
LEOLA · LEOLA · 434 served · purchased surface water3 (1 unresolved)
JOBEE ACRES · ABERDEEN · 108 served · purchased surface water3 (1 unresolved)
WESSINGTON SPRINGS · WESSINGTON SPRINGS · 895 served · groundwater1 (1 unresolved)
VALLEY VIEW ESTATES · SIOUX FALLS · 230 served · groundwater1 (1 unresolved)
HOSMER · HOSMER · 164 served · purchased surface water1 (1 unresolved)
NORTH HERMOSA WUD · HERMOSA · 40 served · purchased groundwater1 (1 unresolved)
VIVOS XPOINT · DEL MAR · 40 served · groundwater1 (1 unresolved)
HAPPY HOLIDAY WATER ASSOCIATION · RAPID CITY · 35 served · groundwater1 (1 unresolved)
BOULDER COLONY · HOSMER · 26 served · groundwater1 (1 unresolved)
MEADOW CREST SANITARY DISTRICT · SPEARFISH · 63 served · groundwater130
CEDAR GULCH 2 · PIEDMONT · 40 served · groundwater126
VIEWFIELD RURAL WATER SYSTEM · BLACK HAWK · 220 served · groundwater112
SHIRT TAIL GULCH DEVELOPMENT · BLACK HAWK · 65 served · groundwater101
OWANKA RURAL WATER SYSTEM · BLACK HAWK · 52 served · groundwater78
OAK MOUNTAIN COUNTRY ESTATES · BLACK HAWK · 85 served · groundwater55
GOLDEN VALLEY WATER COMPANY · BLACK HAWK · 283 served · groundwater39
BOX ELDER · BOX ELDER · 14,000 served · groundwater25
SPRINGFIELD · SPRINGFIELD · 2,108 served · surface water21
ABERDEEN · ABERDEEN · 27,989 served · surface water20
PROVO AREA WATER SYSTEM · EDGEMONT · 25 served · groundwater18
YANKTON · YANKTON · 15,411 served · groundwater14
WALNUT PARK · SPEARFISH · 180 served · groundwater14
PINE HILLS PARK · SUMMERSET · 200 served · purchased groundwater12
GARDEN CITY · GARDEN CITY · 33 served · purchased groundwater12
REYNOLDS COURT · SPEARFISH · 28 served · groundwater12
EDGEMONT · EDGEMONT · 725 served · groundwater11
KEYSTONE · KEYSTONE · 349 served · groundwater11
SHERIDAN LAKE HIGHLANDS, INC. · RAPID CITY · 85 served · groundwater11
CEDAR GULCH 1 · RAPID CITY · 45 served · groundwater10
PRAIRIE HAVEN SUBDIVISION · BLACK HAWK · 105 served · groundwater9
ROSHOLT · ROSHOLT · 379 served · groundwater8
SUMMIT · SUMMIT · 288 served · groundwater8
CANOVA · CANOVA · 89 served · groundwater8
BESTGEN ADDITION WATER COMPANY · PIEDMONT · 73 served · groundwater8
UTICA · GAYVILLE · 65 served · purchased surface water8
SELBY · SELBY · 645 served · purchased surface water7
TIMBERLAND PARK · YANKTON · 95 served · purchased surface water7
RED WATER DISTRIBUTION LLC · ALADDIN · 35 served · purchased groundwater7
BY WATER DISTRICT · TABOR · 13,320 served · surface water6
HILL CITY · HILL CITY · 872 served · groundwater6
KIMBALL · KIMBALL · 572 served · purchased surface water6
PRAIRIEWOOD PROPERTY OWNERS · ABERDEEN · 300 served · purchased surface water6
BRISTOL · BRISTOL · 288 served · purchased surface water6
WAKONDA · WAKONDA · 276 served · purchased groundwater6
HORSESHOE ACRES WATER ASSOCIATION · PIEDMONT · 180 served · groundwater6
MORRISTOWN · MORRISTOWN · 47 served · groundwater6
BICENTENNIAL TRAILER COURT · SPEARFISH · 23 served · groundwater6
BLACK HAWK WATER USER DISTRICT · BLACK HAWK · 4,500 served · groundwater5
PARKSTON · PARKSTON · 1,567 served · purchased surface water5
AURORA · AURORA · 1,200 served · purchased groundwater5
DUPREE · DUPREE · 525 served · purchased surface water5
DRY CREEK ESTATES · BLACK HAWK · 233 served · groundwater5
MAXWELL COLONY · SCOTLAND · 150 served · groundwater5
MIDLAND · MIDLAND · 120 served · purchased surface water5
HERMOSA WATER USERS ASSOCIATION · HERMOSA · 108 served · groundwater5
LOURIE LANE HOMEOWNERS ASSOC · SPEARFISH · 75 served · groundwater5
PEACEFUL PINES II · BLACK HAWK · 71 served · groundwater5
EAGLE BUTTE · EAGLE BUTTE · 4,000 served · purchased surface water4
FLANDREAU · FLANDREAU · 2,372 served · purchased groundwater4
WAGNER · WAGNER · 1,490 served · purchased surface water4
NORTHDALE SANITARY DISTRICT · PIEDMONT · 1,075 served · groundwater4
DE SMET · DE SMET · 1,056 served · groundwater4
WORTHING · WORTHING · 939 served · purchased groundwater4
LAKE ANDES · LAKE ANDES · 710 served · purchased surface water4
HUMBOLDT · HUMBOLDT · 579 served · purchased groundwater4
EMERY · EMERY · 480 served · purchased surface water4
MONTROSE · MONTROSE · 468 served · purchased groundwater4
HERREID · HERREID · 416 served · purchased surface water4
RIMROCK WATER COMPANY LLC · ALADDIN · 365 served · groundwater4
WHITE LAKE · WHITE LAKE · 359 served · purchased surface water4
HAY CREEK WATER COMPANY · BELLE FOURCHE · 323 served · purchased groundwater4
COLOME · COLOME · 323 served · groundwater4
PINE LAKE HILLS · SIOUX FALLS · 320 served · groundwater4
PRAIRIE ACRES NORTH · RAPID CITY · 288 served · groundwater4
WILLOW LAKE · WILLOW LAKE · 255 served · purchased groundwater4
VALLEY VIEW WATER COMPANY · PIEDMONT · 248 served · groundwater4
SUNNYSIDE MOBILE HOME PARK II · PIEDMONT · 235 served · groundwater4
TULARE · MILLER · 211 served · purchased surface water4
NISLAND · NISLAND · 206 served · groundwater4
MISSION HILL · GAYVILLE · 190 served · purchased surface water4
SOUTH SHORE · SOUTH SHORE · 189 served · groundwater4
WESSINGTON · WESSINGTON · 170 served · purchased surface water4
PRAIRIE ACRES SOUTH · RAPID CITY · 170 served · groundwater4
LETCHER · LETCHER · 159 served · purchased surface water4
VALE SANITARY DISTRICT · VALE · 120 served · purchased groundwater4
FAIRBURN WATER ASSOCIATION · FAIRBURN · 65 served · purchased groundwater4
WHISPERING WILLOWS · BLACK HAWK · 64 served · purchased groundwater4
COPPER OAKS I · NEW UNDERWOOD · 64 served · purchased groundwater4
HIDDEN VALLEY WATER ASSOCIATION INC · RAPID CITY · 27 served · groundwater4
SENECA · SENECA · 25 served · purchased surface water4
MARVIN · SOUTH SHORE · 19 served · groundwater4
BROOKINGS MUNICIPAL UTILITIES · BROOKINGS · 23,377 served · groundwater3
WATERTOWN MUNICIPAL UTILITIES · WATERTOWN · 23,230 served · groundwater3
SIOUX RURAL WATER SYSTEM · WATERTOWN · 4,280 served · groundwater3
DELL RAPIDS · DELL RAPIDS · 3,633 served · purchased groundwater3
MINA LAKE SANITARY DISTRICT · ABERDEEN · 863 served · purchased surface water3
NEW EFFINGTON · NEW EFFINGTON · 247 served · purchased groundwater3
ROLLING DICE SUBDIVISION · PIEDMONT · 122 served · groundwater3
JAVA · JAVA · 121 served · purchased surface water3
SPINK COLONY · FRANKFORT · 108 served · groundwater3
PONDEROSA RIDGE · RAPID CITY · 98 served · groundwater3
HURON COLONY · HURON · 95 served · groundwater3
PLEASANT VALLEY HOMEOWNERS ASSOCIATI · PIEDMONT · 48 served · groundwater3
LOFTY PINES II · PIEDMONT · 38 served · groundwater3
HIGHLAND HILLS · RAPID CITY · 38 served · groundwater3
PILLAR PEAK · BLACK HAWK · 38 served · groundwater3
FREEMAN · FREEMAN · 1,329 served · purchased surface water2
PLATTE · PLATTE · 1,256 served · purchased surface water2
GREGORY · GREGORY · 1,221 served · groundwater2
CHAPEL LANE WATER COMPANY · RAPID CITY · 1,200 served · groundwater2
CLARK · CLARK · 1,148 served · purchased groundwater2
FALL RIVER WUD · ORAL · 1,057 served · groundwater2
VALLEY SPRINGS · VALLEY SPRINGS · 925 served · groundwater2
CENTERVILLE · CENTERVILLE · 918 served · purchased groundwater2
VIBORG · VIBORG · 814 served · purchased groundwater2
EUREKA · EUREKA · 813 served · purchased surface water2
ELKTON · ELKTON · 755 served · purchased groundwater2
WONDERLAND HOMES · RAPID CITY · 750 served · groundwater2
ESTELLINE · ESTELLINE · 749 served · purchased groundwater2
CASTLEWOOD · CASTLEWOOD · 698 served · purchased groundwater2
FAULKTON · FAULKTON · 693 served · purchased surface water2
SUN VALLEY DEVELOPMENT · RAPID CITY · 650 served · groundwater2
ALEXANDRIA · ALEXANDRIA · 649 served · purchased surface water2
LAKE PRESTON · LAKE PRESTON · 589 served · purchased groundwater2
WHITE RIVER · WHITE RIVER · 533 served · purchased surface water2
WHITE · WHITE · 499 served · purchased groundwater2
BRYANT · BRYANT · 471 served · purchased groundwater2
MOUNT VERNON · MOUNT VERNON · 461 served · purchased surface water2
WESTON HEIGHTS HOMEOWNERS ASSOCIATIO · PIEDMONT · 412 served · groundwater2
THE RANCH AT BLACK GAP · RAPID CITY · 375 served · groundwater2
PRAIRIE ACRES LLC · RAPID CITY · 350 served · groundwater2
HOVEN · HOVEN · 346 served · purchased surface water2
ETHAN · ETHAN · 320 served · purchased surface water2
VEBLEN · VEBLEN · 317 served · purchased groundwater2
BISON · BISON · 310 served · purchased surface water2
STAGEBARN SANITARY DISTRICT · RAPID CITY · 295 served · purchased groundwater2
CARRIAGE HILLS · RAPID CITY · 267 served · groundwater2
CHANCELLOR · CHANCELLOR · 266 served · purchased groundwater2
HAPPY HOLIDAY RV RESORT · RAPID CITY · 264 served · groundwater2
GARY · GARY · 240 served · purchased groundwater2
BOULDER PARK WATER USERS ASSOCIATION · RAPID CITY · 200 served · groundwater2
HECLA · HECLA · 200 served · purchased groundwater2
DOLAND · DOLAND · 199 served · purchased surface water2
OAKS WATER USERS ASSOCIATION · NEW UNDERWOOD · 180 served · groundwater2
PARADISE WATER COMPANY LLC · LEAD · 178 served · purchased surface water2
SPENCER · SPENCER · 170 served · purchased surface water2
RUSHMORE RANCH ESTATES · BLACK HAWK · 168 served · groundwater2
SPEARFISH VALLEY MOBILE ESTATES · SPEARFISH · 163 served · groundwater2
RAMONA · ARLINGTON · 159 served · purchased groundwater2
DELMONT · DELMONT · 153 served · purchased surface water2
PONDEROSA MOBILE HOME RANCH · RAPID CITY · 150 served · groundwater2
BATESLAND · MARTIN · 148 served · purchased surface water2
NORTHVILLE · NORTHVILLE · 143 served · purchased surface water2
CONDE · CONDE · 142 served · purchased surface water2
HIGH MEADOWS WATER COMPANY · BLACK HAWK · 140 served · groundwater2
B & J MOBILE HOME PARK · RAPID CITY · 135 served · groundwater2
MIDLAND HEIGHTS · RAPID CITY · 130 served · groundwater2
DEER MOUNTAIN SANITARY DISTRICT · LEAD · 125 served · surface water2
EAST RIDGE ACRES · RAPID CITY · 118 served · groundwater2
LAKEVIEW COLONY · LAKE ANDES · 118 served · groundwater2
MCINTOSH · MCINTOSH · 111 served · groundwater2
ELK CREEK VILLAGE · RAPID CITY · 110 served · groundwater2
BADGER · BADGER · 105 served · purchased groundwater2
SUNRISE COLONY · SUMMIT · 94 served · groundwater2
EDEN · EDEN · 94 served · purchased surface water2
WALLACE · WALLACE · 91 served · purchased groundwater2
SPRING CANYON WATER COMPANY · PIEDMONT · 89 served · groundwater2
WESTPORT SANITARY DISTRICT · ABERDEEN · 88 served · purchased surface water2
SPEARFISH MEADOWS · RAPID CITY · 87 served · groundwater2
COUNTRY CLUB ESTATES · HOT SPRINGS · 83 served · groundwater2
SHAMROCK COLONY · CARPENTER · 75 served · groundwater2
ROCK RIDGE COURT · RAPID CITY · 74 served · groundwater2
LIBERTY HILLS COMMUNITY · HOT SPRINGS · 68 served · groundwater2
SIPHON HILL WATER ASSOCIATION · RAPID CITY · 68 served · groundwater2
ELK VALLEY RANCHETTES · RAPID CITY · 62 served · groundwater2
STRATFORD · STRATFORD · 57 served · purchased surface water2
DEBERG WELL USERS ASSOCIATION · SPEARFISH · 54 served · groundwater2
ELK CREEK VALLEY VIEW ASSOC · RAPID CITY · 52 served · groundwater2
LAKESIDE WATER USERS DISTRICT · OWANKA · 51 served · groundwater2
EAGLE WATER COMPANY · BLACK HAWK · 48 served · surface water2
GOLDEN HILLS HOMES · RAPID CITY · 47 served · groundwater2
CAVALRY TRAILS HOMEOWNER ASSOCIATION · PIEDMONT · 44 served · groundwater2
SACORA MOBILE HOME PARK · BLACK HAWK · 42 served · purchased groundwater2
TOLSTOY · TOLSTOY · 36 served · purchased surface water2
PINEVIEW WATER ASSOCIATION · RAPID CITY · 25 served · groundwater2
PONDEROSA WATER COMPANY · RAPID CITY · 25 served · groundwater2
GLENDALE COLONY · FRANKFORT · 95 served · groundwater1
SIOUX FALLS · SIOUX FALLS · 216,462 served · surface waternone on record
RAPID CITY · RAPID CITY · 72,009 served · surface waternone on record
WEB WATER DEVELOPMENT ASSOCIATION · ABERDEEN · 20,750 served · surface waternone on record
MITCHELL · MITCHELL · 15,651 served · purchased surface waternone on record
HURON · HURON · 14,263 served · purchased surface waternone on record
PIERRE · PIERRE · 14,091 served · surface waternone on record
SPEARFISH · SPEARFISH · 13,803 served · groundwaternone on record
MINNEHAHA COMMUNITY WATER CORP · DELL RAPIDS · 13,435 served · groundwaternone on record
MID-DAKOTA RURAL WATER · MILLER · 11,833 served · surface waternone on record
VERMILLION · VERMILLION · 11,695 served · groundwaternone on record
RAPID VALLEY SANITARY DISTRICT · RAPID CITY · 11,408 served · surface waternone on record
BRANDON · BRANDON · 11,048 served · groundwaternone on record
HARRISBURG · HARRISBURG · 10,297 served · purchased groundwaternone on record
ELLSWORTH AFB · ELLSWORTH AFB · 9,100 served · purchased surface waternone on record
TEA · TEA · 7,381 served · purchased groundwaternone on record
STURGIS · STURGIS · 7,020 served · groundwaternone on record
KINGBROOK I RURAL WATER SYSTEM · ARLINGTON · 6,455 served · purchased groundwaternone on record
RANDALL COMMUNITY WATER DISTRICT · LAKE ANDES · 6,248 served · surface waternone on record
BROOKINGS-DEUEL RURAL WATER SYSTEM · TORONTO · 6,200 served · groundwaternone on record
MADISON · MADISON · 6,191 served · groundwaternone on record
LINCOLN COUNTY RURAL WATER SYSTEM · SIOUX FALLS · 5,965 served · purchased groundwaternone on record
BIG SIOUX COMMUNITY WATER SYSTEM · EGAN · 5,800 served · groundwaternone on record
BROWN-DAY-MARSHALL RWS · BRITTON · 5,673 served · groundwaternone on record
BELLE FOURCHE · BELLE FOURCHE · 5,617 served · groundwaternone on record
SOUTH LINCOLN RURAL WATER SYSTEM · BERESFORD · 5,250 served · groundwaternone on record
GRANT-ROBERTS RURAL WATER SYSTEM · MILBANK · 5,050 served · groundwaternone on record
TRIPP COUNTY WATER USER DISTRICT · WINNER · 4,860 served · groundwaternone on record
CLAY RURAL WATER SYSTEM · WAKONDA · 4,780 served · groundwaternone on record
WR/LJ - MNI WICONI · MURDO · 4,720 served · purchased surface waternone on record
TM RURAL WATER DISTRICT · PARKER · 4,250 served · purchased surface waternone on record
DAKOTA DUNES CID · DAKOTA DUNES · 3,700 servednone on record
MILBANK · MILBANK · 3,544 served · groundwaternone on record
DAVISON RURAL WATER SYSTEM INC · MITCHELL · 3,485 served · purchased surface waternone on record
HARTFORD · HARTFORD · 3,396 served · purchased groundwaternone on record
HOT SPRINGS · HOT SPRINGS · 3,395 served · groundwaternone on record
MOBRIDGE · MOBRIDGE · 3,261 served · surface waternone on record
CANTON · CANTON · 3,066 served · groundwaternone on record
NORTH SIOUX CITY · NORTH SIOUX CITY · 3,042 served · groundwaternone on record
LEAD · LEAD · 2,982 served · purchased surface waternone on record
WINNER · WINNER · 2,921 served · groundwaternone on record
KINGBROOK III RURAL WATER SYSTEM · ARLINGTON · 2,888 served · groundwaternone on record
AURORA-BRULE RURAL WATER SYSTEM · KIMBALL · 2,750 served · surface waternone on record
KINGBROOK II RURAL WATER SYSTEM · ARLINGTON · 2,715 served · groundwaternone on record
HANSON RURAL WATER SYSTEM · EMERY · 2,685 served · purchased surface waternone on record
LENNOX · LENNOX · 2,571 served · purchased groundwaternone on record
WR/LJ - NORTH STANLEY COUNTY · MURDO · 2,492 served · purchased surface waternone on record
SISSETON · SISSETON · 2,479 served · groundwaternone on record
CHAMBERLAIN · CHAMBERLAIN · 2,473 served · surface waternone on record
BERESFORD · BERESFORD · 2,359 served · purchased groundwaternone on record
VOLGA · VOLGA · 2,340 served · groundwaternone on record
CLARK RURAL WATER SYSTEM · CLARK · 2,325 served · groundwaternone on record
FORT PIERRE · FORT PIERRE · 2,236 served · purchased surface waternone on record
REDFIELD · REDFIELD · 2,214 served · purchased surface waternone on record
TRI-COUNTY RURAL WATER SYSTEM · EAGLE BUTTE · 2,190 served · surface waternone on record
ELK POINT · ELK POINT · 2,124 served · groundwaternone on record
CUSTER · CUSTER · 1,919 served · groundwaternone on record
WEBSTER · WEBSTER · 1,728 served · purchased surface waternone on record
MARTIN · MARTIN · 1,500 served · groundwaternone on record
BUTTE-MEADE SWD-BEAN WELL · NEWELL · 1,481 served · groundwaternone on record
CLAY RWS/SOUTH UNION · WAKONDA · 1,447 served · groundwaternone on record
GROTON · GROTON · 1,380 served · purchased surface waternone on record
CROOKS · CROOKS · 1,362 served · purchased groundwaternone on record
MILLER · MILLER · 1,349 served · purchased surface waternone on record
SALEM · SALEM · 1,325 served · groundwaternone on record
BALTIC · BALTIC · 1,271 served · purchased groundwaternone on record
LAKOTA TECH HIGH SCHOOL · BATESLAND · 1,250 served · groundwaternone on record
GARRETSON · GARRETSON · 1,228 served · purchased groundwaternone on record
CLEAR LAKE · CLEAR LAKE · 1,218 served · purchased groundwaternone on record
BRITTON · BRITTON · 1,215 served · purchased groundwaternone on record
COLONIAL PINE HILLS SANITARY DISTRIC · RAPID CITY · 1,200 served · groundwaternone on record
WR/LJ - CREIGHTON PROJECT · PHILIP · 1,170 served · groundwaternone on record
GETTYSBURG · GETTYSBURG · 1,162 served · purchased surface waternone on record
DEADWOOD · DEADWOOD · 1,156 served · purchased surface waternone on record
LEMMON · LEMMON · 1,156 served · purchased surface waternone on record
PARKER · PARKER · 1,025 served · purchased groundwaternone on record
TYNDALL · TYNDALL · 1,012 served · purchased surface waternone on record
PIEDMONT · PIEDMONT · 971 served · purchased groundwaternone on record
SOUTHERN BLACK HILLS WATER · HOT SPRINGS · 947 served · groundwaternone on record
IPSWICH · IPSWICH · 928 served · purchased surface waternone on record
ARLINGTON · ARLINGTON · 915 served · purchased groundwaternone on record
MARION · MARION · 894 served · purchased groundwaternone on record
BEAR BUTTE VALLEY WATER · STURGIS · 882 served · groundwaternone on record
WHITEWOOD · WHITEWOOD · 879 served · groundwaternone on record
HOWARD · HOWARD · 848 served · purchased groundwaternone on record
ALCESTER · ALCESTER · 820 served · purchased groundwaternone on record
FORT MEADE VA CENTER · FORT MEADE · 800 served · surface waternone on record
SCOTLAND · SCOTLAND · 785 served · purchased surface waternone on record
PLANKINTON · PLANKINTON · 782 served · purchased surface waternone on record
PHILIP · PHILIP · 759 served · purchased surface waternone on record
COLTON · COLTON · 738 served · purchased groundwaternone on record
WALL · WALL · 699 served · groundwaternone on record
ARMOUR · ARMOUR · 698 served · purchased surface waternone on record
HIGHMORE · HIGHMORE · 682 served · purchased surface waternone on record
NEW UNDERWOOD · NEW UNDERWOOD · 679 served · groundwaternone on record
ONIDA · ONIDA · 658 served · purchased surface waternone on record
CANISTOTA · CANISTOTA · 642 served · purchased groundwaternone on record
COLMAN · COLMAN · 634 served · purchased groundwaternone on record
WOONSOCKET · WOONSOCKET · 618 served · groundwaternone on record
MENNO · MENNO · 614 served · purchased surface waternone on record
CLARK RURAL WATER-KAMPESKA · CLARK · 602 served · groundwaternone on record
AVON · AVON · 590 served · purchased surface waternone on record
NEWELL · NEWELL · 583 served · groundwaternone on record
TRIPP · TRIPP · 575 served · groundwaternone on record
BURKE · BURKE · 575 served · purchased groundwaternone on record
MCLAUGHLIN · MCLAUGHLIN · 569 served · purchased surface waternone on record
CORSICA · CORSICA · 561 served · purchased surface waternone on record
LAKE NORDEN · LAKE NORDEN · 554 served · groundwaternone on record
KADOKA · KADOKA · 543 served · purchased surface waternone on record
BRIDGEWATER · BRIDGEWATER · 511 served · purchased surface waternone on record
TIMBER LAKE · TIMBER LAKE · 499 served · groundwaternone on record
HISEGA MEADOWS WATER INC · RAPID CITY · 491 served · groundwater under surface influencenone on record
WARNER · WARNER · 485 served · purchased surface waternone on record
MURDO · MURDO · 475 served · purchased surface waternone on record
JEFFERSON · JEFFERSON · 475 served · groundwaternone on record
WAUBAY · WAUBAY · 473 served · groundwaternone on record
PRESHO · PRESHO · 472 served · purchased surface waternone on record
BOWDLE · BOWDLE · 470 served · purchased surface waternone on record
PERKINS COUNTY RURAL WATER · BISON · 470 served · purchased surface waternone on record
SPRING CREEK SANITARY DISTRICT · PIERRE · 465 served · purchased surface waternone on record
LAKESIDE ESTATES · ABERDEEN · 460 served · purchased surface waternone on record
WOLSEY · WOLSEY · 459 served · purchased surface waternone on record
HOT SPRINGS VA CENTER · HOT SPRINGS · 445 served · groundwaternone on record
HART RANCH · RAPID CITY · 438 served · groundwaternone on record
WILMOT · WILMOT · 432 served · purchased groundwaternone on record
PINE GROVE · RAPID CITY · 425 served · groundwaternone on record
TABOR · TABOR · 423 served · purchased surface waternone on record
IRENE · IRENE · 422 served · purchased surface waternone on record
HERMOSA-OLD SYSTEM · HILL CITY · 420 served · groundwaternone on record
SOUTH CANYON COUNTRY ESTATES · RAPID CITY · 420 served · groundwaternone on record
BIG STONE CITY · BIG STONE CITY · 412 served · purchased groundwaternone on record
TERRY TROJAN WATER DISTRICT · BLACK HAWK · 400 served · groundwaternone on record
HAYTI · HAYTI · 393 served · purchased groundwaternone on record
GAYVILLE · GAYVILLE · 392 served · purchased groundwaternone on record
OACOMA · OACOMA · 391 served · surface waternone on record
HURLEY · HURLEY · 379 served · purchased groundwaternone on record
FAITH · FAITH · 367 served · purchased surface waternone on record
CHESTER SANITARY DISTRICT · EGAN · 363 served · purchased groundwaternone on record
BUTTE-MEADE SWD-VALE WELL · NEWELL · 357 served · groundwaternone on record
BLUNT · MILLER · 350 served · purchased surface waternone on record
BUFFALO · BUFFALO · 346 served · groundwaternone on record
COUNTRY VILLAGE PARK · ABERDEEN · 340 served · purchased surface waternone on record
FLORENCE · FLORENCE · 337 served · purchased groundwaternone on record
BLUCKSBERG MOUNTAIN #2 · PIEDMONT · 333 served · groundwaternone on record
HUDSON · HUDSON · 332 served · purchased groundwaternone on record
STICKNEY · STICKNEY · 321 served · purchased surface waternone on record
VALLEY HEIGHTS ESTATES INC · STURGIS · 320 served · purchased groundwaternone on record
IROQUOIS · IROQUOIS · 292 served · purchased groundwaternone on record
TIMBERWOOD PARK ESTATES · PIEDMONT · 283 served · groundwaternone on record
LANGFORD · LANGFORD · 283 served · purchased groundwaternone on record
BONESTEEL · BONESTEEL · 275 served · purchased groundwaternone on record
ROSCOE · ROSCOE · 269 served · purchased surface waternone on record
PUKWANA · CHAMBERLAIN · 267 served · purchased surface waternone on record
KENNEBEC · KENNEBEC · 265 served · purchased surface waternone on record
SUNSET RANCH · PIEDMONT · 263 served · groundwaternone on record
WOODLAND HILLS SANITARY DISTRICT · BLACK HAWK · 255 served · groundwaternone on record
SAINT ONGE SEWER & WATER CO · SPEARFISH · 255 served · groundwaternone on record
TMT, INC. · PIERRE · 250 served · purchased surface waternone on record
EGAN · EGAN · 241 served · purchased groundwaternone on record
PICKSTOWN · PICKSTOWN · 230 served · purchased surface waternone on record
POLLOCK · POLLOCK · 229 served · purchased surface waternone on record
BLUCKSBERG MOUNTAIN #1 · PIEDMONT · 223 served · groundwaternone on record
FREDERICK · FREDERICK · 215 served · purchased surface waternone on record
ALPENA · MILLER · 212 served · purchased surface waternone on record
TRENT · TRENT · 206 served · purchased groundwaternone on record
MELLETTE · REDFIELD · 205 served · purchased surface waternone on record
SAINT LAWRENCE · MILLER · 198 served · purchased surface waternone on record
UPLAND COLONY · ARTESIAN · 198 served · groundwaternone on record
RENDEZVOUS RANCH · BLACK HAWK · 195 served · groundwaternone on record
LANTERN ESTATES · SPEARFISH · 192 served · groundwaternone on record
ROSLYN · ROSLYN · 181 served · purchased surface waternone on record
WENTWORTH · EGAN · 181 served · purchased groundwaternone on record
APPLE SPRINGS SUBDIVISION · HILL CITY · 180 served · groundwaternone on record
EAST WINDS COURT, INC. · YANKTON · 180 served · purchased surface waternone on record
PINE CLIFF ESTATES · BLACK HAWK · 180 served · groundwaternone on record
SPRING CREEK ACRES · BLACK HAWK · 172 served · groundwaternone on record
STRATO RIM ESTATES WATER COMPANY · RAPID CITY · 170 served · groundwaternone on record
RAPID CITY MOBILE HOME PARK · BLACK HAWK · 170 served · groundwaternone on record
T C & G RURAL WATER SYSTEM · MOBRIDGE · 166 served · groundwaternone on record
CANYON SPRINGS WATER AND SEWER DISTR · BLACK HAWK · 163 served · groundwaternone on record
VOLIN · VOLIN · 161 served · purchased surface waternone on record
WHITEWOOD FOREST ACRES · WHITEWOOD · 160 served · purchased groundwaternone on record
WESTBERRY TRAILS WATER USERS ASSOC · PIEDMONT · 155 served · groundwaternone on record
UNIVERSITY ESTATES · BROOKINGS · 150 served · purchased groundwaternone on record
ISABEL · ISABEL · 145 served · purchased surface waternone on record
FORDHAM COLONY · CARPENTER · 142 served · groundwaternone on record
PEEVER · BRITTON · 140 served · purchased groundwaternone on record
SUNSET COLONY · BRITTON · 140 served · groundwaternone on record
BRENTWOOD COLONY · FAULKTON · 137 served · groundwaternone on record
BLACK HILLS WATER DISTRIBUTION, LLC · BELLE FOURCHE · 135 served · groundwaternone on record
BLUMENGARD COLONY · FAULKTON · 133 served · groundwaternone on record
PIERPONT · PIERPONT · 129 served · purchased groundwaternone on record
EVERGREEN COLONY · FAULKTON · 120 served · groundwaternone on record
CLEARFIELD COLONY · DELMONT · 120 served · groundwaternone on record
NEWDALE COLONY · ELKTON · 119 served · groundwaternone on record
OELRICHS · OELRICHS · 117 served · purchased groundwaternone on record
LESTERVILLE · LESTERVILLE · 115 served · purchased surface waternone on record
SPRING LAKE COLONY · ARLINGTON · 114 served · groundwaternone on record
COUNTRY ROAD ESTATES · BLACK HAWK · 112 served · groundwaternone on record
HITCHCOCK · MILLER · 112 served · purchased surface waternone on record
KEN'S TRAILER COURT · SPEARFISH · 110 served · groundwaternone on record
SKYLINE HEIGHTS · SIOUX FALLS · 110 served · purchased surface waternone on record
CLAREMONT · BRITTON · 108 served · purchased groundwaternone on record
WHITE ROCK COLONY · ROSHOLT · 108 served · groundwaternone on record
PLEASANT VALLEY COLONY · FLANDREAU · 107 served · groundwaternone on record
PLEASANT VALLEY ESTATES · ABERDEEN · 105 served · purchased surface waternone on record
WESTFIELD ADDITION · SPEARFISH · 104 served · groundwaternone on record
WESTVIEW HOMEOWNERS ASSOCIATION · SPEARFISH · 103 served · groundwaternone on record
LONG LAKE COLONY · WESTPORT · 100 served · groundwaternone on record
D & E WATER COMPANY · SPEARFISH · 100 served · groundwaternone on record
CRESBARD · CRESBARD · 96 served · purchased surface waternone on record
GOLDEN MEADOWS · BLACK HAWK · 96 served · groundwaternone on record
COLLINS COLONY · IROQUOIS · 95 served · groundwaternone on record
HEARTLAND COUNTRY RANCHETTES · BLACK HAWK · 95 served · groundwaternone on record
QUAAL WATER ASSOCIATION · BLACK HAWK · 95 served · groundwaternone on record
PEARL CREEK COLONY · IROQUOIS · 94 served · groundwaternone on record
RED WILLOW COLONY · WHITE · 93 served · groundwaternone on record
NORTHWOOD FIRST SUBDIVISION · ABERDEEN · 90 served · purchased surface waternone on record
HUTTERVILLE COLONY SOUTH DAKOTA INC · STRATFORD · 90 served · groundwaternone on record
DALLAS · DALLAS · 89 served · purchased groundwaternone on record
BRENTFORD · BRENTFORD · 88 served · purchased surface waternone on record
AR RANCH · BLACKHAWK · 88 served · groundwaternone on record
GREENWOOD COLONY · DELMONT · 85 served · groundwaternone on record
WASTA · WASTA · 84 served · groundwaternone on record
ROLLING MEADOWS · ABERDEEN · 83 served · purchased surface waternone on record
CAMROSE COLONY · FRANKFORT · 80 served · groundwaternone on record
RIVERSIDE COLONY · HURON · 80 served · groundwaternone on record
THE MEADOWS · ABERDEEN · 80 served · purchased surface waternone on record
FRUITDALE · FRUITDALE · 75 served · purchased groundwaternone on record
RIVERSIDE MOBILE HOME COURT · SPEARFISH · 75 served · purchased groundwaternone on record
WILD TURKEY ESTATES II · BLACK HAWK · 70 served · groundwaternone on record
EDELWEISS MOUNTAIN IMPROVEMENT ASSOC · BLACK HAWK · 70 served · groundwaternone on record
THRALL MTN. PROPERTY OWNERS ASSOCIAT · BLACK HAWK · 70 served · groundwaternone on record
CROOKED OAKS CANYON HOMEOWNERS · BLACK HAWK · 70 served · groundwaternone on record
CORONA · CORONA · 69 served · purchased groundwaternone on record
SPRING CREEK PRESERVE · SPEARFISH · 68 served · groundwaternone on record
RICHMOND HEIGHTS HOMEOWNERS ASSOCIAT · ABERDEEN · 67 served · purchased surface waternone on record
RIMROCK HIGHLAND ESTATES COMM ASSOC · PIEDMONT · 66 served · groundwaternone on record
HIGH MEADOWS RANCHETTES · BLACK HAWK · 60 served · groundwaternone on record
GREEN ACRES ASSOCIATION · BATH · 55 served · purchased surface waternone on record
WEST NIKE SUBDIVISION · RAPID CITY · 50 served · purchased groundwaternone on record
PONDEROSA PARK · RAPID CITY · 50 served · groundwaternone on record
SUNRISE HOMEOWNERS ASSOCIATION · SPEARFISH · 50 served · groundwaternone on record
AUTUMN MEADOWS SANITARY DISTRICT · PIEDMONT · 49 served · groundwaternone on record
GRENVILLE · GRENVILLE · 48 served · purchased surface waternone on record
NORTH BROOKINGS WATER AND SANITARY D · BROOKINGS · 48 served · purchased groundwaternone on record
WHISPERING PINES WATER ASSOCIATION · RAPID CITY · 48 served · groundwaternone on record
BOXELDER HIGH COUNTRY ASSOCIATION · RAPID CITY · 45 served · groundwaternone on record
LAKE CITY · BRITTON · 45 served · purchased groundwaternone on record
CENTENNIAL VISTA ESTATES · BLACK HAWK · 44 served · groundwaternone on record
VALLEY VIEW WATER ASSOCIATION · PIEDMONT · 42 served · groundwaternone on record
PINE CONE ESTATES · PIEDMONT · 42 served · groundwaternone on record
WARD · WARD · 41 served · groundwaternone on record
PARAMOUNT POINT · HOT SPRINGS · 40 served · groundwaternone on record
AMHERST WATER COMPANY · BRITTON · 40 served · purchased groundwaternone on record
76 RANCH ESTATES · BLACK HAWK · 40 served · groundwaternone on record
VALHALLA ADDITION · BLACK HAWK · 38 served · groundwaternone on record
HIGH SHERIDAN RANCH · BLACK HAWK · 38 served · groundwaternone on record
BRIDLE RIDGE ESTATES · PIEDMONT · 38 served · groundwaternone on record
RIMROCK RIDGE WATER ASSOCIATION · RAPID CITY · 35 served · groundwaternone on record
RIMROCK HEIGHTS HOMEOWNERS ASSOCIATI · RAPID CITY · 35 served · groundwaternone on record
WILD TURKEY ESTATES I · BLACK HAWK · 33 served · groundwaternone on record
THE TIMBERS · BLACK HAWK · 33 served · groundwaternone on record
GREEN ACRES WATER CORPORATION · HOT SPRINGS · 31 served · groundwaternone on record
GOLDEN HILLS SUBDIVISION · PIEDMONT · 30 served · groundwaternone on record
NORRIS PEAK WATER USERS ASSOC · BLACK HAWK · 30 served · groundwaternone on record
TWO BIT RANCH ESTATES · SPEARFISH · 30 served · groundwaternone on record
SOUTHBROOK ESTATES · BROOKINGS · 28 served · groundwaternone on record
THREE PEAKS WATER ASSOCIATION · BLACK HAWK · 28 served · purchased groundwaternone on record
CHRIS' MOBILE HOME COURT · SPEARFISH · 25 served · purchased groundwaternone on record
CENTENNIAL HILLS HOME ASSOCIATION · SPEARFISH · 25 served · groundwaternone on record
LEAD-DEADWOOD SANITARY DISTRICT · DEADWOOD · 0 served · surface waternone on record
LEWIS AND CLARK REGIONAL WATER SYSTE · VERMILLION · 0 served · groundwaternone on record
Source: U.S. EPA Safe Drinking Water Information System (SDWIS). "Health-based" counts maximum-contaminant-level, treatment-technique and maximum-residual-disinfectant-level violations recorded since 2015. A violation on record — especially a resolved one — is not a statement about water quality today; contact the water system or your state drinking-water program for current information.