1,688 water systems tracked in South Dakota, serving 1,092,283 people. 47 systems exceed EPA's 4 ppt limit for PFOA or PFOS and must be treating for PFAS by April 2029.
South Dakota follows federal EPA MCLs (PFOA/PFOS: 4 ppt).
SD follows federal EPA MCLs. Limited statewide PFAS data. Monitoring at Ellsworth AFB.
South Dakota follows federal EPA MCLs. PFAS monitoring at Ellsworth AFB area.
Free check against EPA UCMR5 data for PFOA and PFOS above the 4 ppt limit, plus weekly South Dakota MCL, deadline, and funding alerts.
Firms with PFAS-related federal awards routed to South Dakota (USASpending). See the national top 50 →
| Rank | Recipient | Total awarded | # awards |
|---|---|---|---|
| 1 | SOUTH DAKOTA DEPARTMENT OF AGRICULTURE AND NATURAL RESOURCES, THE | $31,602,000 | 4 |
| 2 | TANAQ ENVIRONMENTAL LLC | $1,720,560 | 1 |
| 3 | ONEIDA TOTAL INTEGRATED ENTERPRISES LLC | $972,806 | 1 |
| 4 | TANAQ-MMG 8(A) JOINT VENTURE, LIMITED LIABILITY CORPORATION | $627,701 | 1 |
| System | City | Population | PFOA (ppt) | PFOS (ppt) | Status |
|---|---|---|---|---|---|
| SIOUX FALLS SD4600294 | SIOUX FALLS | 216,462 | — | — | Compliant |
| RAPID CITY SD4600406 | RAPID CITY | 72,009 | — | — | Compliant |
| ABERDEEN SD4600020 | ABERDEEN | 27,989 | — | — | Compliant |
| BROOKINGS MUNICIPAL UTILITIES SD4600071 | BROOKINGS | 23,377 | — | — | Compliant |
| WATERTOWN MUNICIPAL UTILITIES SD4600356 | WATERTOWN | 23,230 | — | — | Compliant |
| WEB WATER DEVELOPMENT ASSOCIATION SD4601089 | ABERDEEN | 20,750 | — | — | Compliant |
| MITCHELL SD4600214 | MITCHELL | 15,651 | — | — | Compliant |
| YANKTON |
| YANKTON |
| 15,411 |
| — |
| — |
| Compliant |
| HURON SD4600169 | HURON | 14,263 | — | — | Compliant |
| PIERRE SD4600242 | PIERRE | 14,091 | — | — | Compliant |
| BOX ELDER SD4600046 | BOX ELDER | 14,000 | — | — | Compliant |
| SPEARFISH SD4600311 | SPEARFISH | 13,803 | — | — | Compliant |
| MINNEHAHA COMMUNITY WATER CORP SD4600432 | DELL RAPIDS | 13,435 | — | — | Compliant |
| BY WATER DISTRICT SD4600865 | TABOR | 13,320 | — | — | Compliant |
| MID-DAKOTA RURAL WATER SD4602175 | MILLER | 11,833 | — | — | Compliant |
| VERMILLION SD4600342 | VERMILLION | 11,695 | — | — | Compliant |
| RAPID VALLEY SANITARY DISTRICT SD4600274 | RAPID CITY | 11,408 | — | 5.7 | Exceeds |
| BRANDON SD4600048 | BRANDON | 11,048 | — | — | Compliant |
| HARRISBURG SD4600148 | HARRISBURG | 10,297 | — | — | Compliant |
| ELLSWORTH AFB SD4680004 | ELLSWORTH AFB | 9,100 | — | — | Compliant |
| PINE RIDGE WATER SYSTEM 084690475 | PINE RIDGE | 7,482 | — | — | Compliant |
| TEA SD4600409 | TEA | 7,381 | — | — | Compliant |
| STURGIS SD4600321 | STURGIS | 7,020 | — | — | Compliant |
| ELLSWORTH AIR FORCE BASE SD4600623 | ELLSWORTH AFB | 6,700 | — | — | Compliant |
| KYLE WATER SYSTEM 084690474 | PINE RIDGE | 6,526 | — | — | Compliant |
| KINGBROOK I RURAL WATER SYSTEM SD4600431 | ARLINGTON | 6,455 | — | — | Compliant |
| RANDALL COMMUNITY WATER DISTRICT SD4600433 | LAKE ANDES | 6,248 | — | — | Compliant |
| BROOKINGS-DEUEL RURAL WATER SYSTEM SD4600430 | TORONTO | 6,200 | — | — | Compliant |
| MADISON SD4600199 | MADISON | 6,191 | — | — | Compliant |
| LINCOLN COUNTY RURAL WATER SYSTEM SD4600304 | SIOUX FALLS | 5,965 | — | — | Compliant |
| BIG SIOUX COMMUNITY WATER SYSTEM SD4600429 | EGAN | 5,800 | — | — | Compliant |
| BON HOMME-YANKTON I RWS SD4600616 | TABOR | 5,790 | — | — | Compliant |
| BROWN-DAY-MARSHALL RWS SD4600882 | BRITTON | 5,673 | — | — | Compliant |
| BELLE FOURCHE SD4600037 | BELLE FOURCHE | 5,617 | — | — | Compliant |
| SICANGU MNI WICONI RURAL WATER SYSTEM 084690516 | ROSEBUD | 5,610 | — | — | Compliant |
| ROSEBUD RURAL WATER SYSTEM 084690528 | ROSEBUD | 5,500 | — | — | Compliant |
| RANDALL COMM WATER DIST PH 2 SD4600434 | LAKE ANDES | 5,400 | — | — | Compliant |
| SOUTH LINCOLN RURAL WATER SYSTEM SD4600870 | BERESFORD | 5,250 | — | — | Compliant |
| GRANT-ROBERTS RURAL WATER SYSTEM SD4600864 | MILBANK | 5,050 | — | — | Compliant |
| TRIPP COUNTY WATER USER DISTRICT SD4600520 | WINNER | 4,860 | — | — | Compliant |
| CLAY RURAL WATER SYSTEM SD4600626 | WAKONDA | 4,780 | — | — | Compliant |
| WR/LJ - MNI WICONI SD4602223 | MURDO | 4,720 | — | — | Compliant |
| BLACK HAWK WATER USER DISTRICT SD4600043 | BLACK HAWK | 4,500 | — | — | Compliant |
| SIOUX RURAL WATER SYSTEM SD4600866 | WATERTOWN | 4,280 | — | — | Compliant |
| TM RURAL WATER DISTRICT SD4600999 | PARKER | 4,250 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690475 | PINE RIDGE | 4,200 | — | — | Compliant |
| NPS-MOUNT RUSHMORE NATIONAL MEMORIAL SD4680046 | KEYSTONE | 4,100 | — | 10.6 | Exceeds |
| EAGLE BUTTE SD4600010 | EAGLE BUTTE | 4,000 | — | — | Compliant |
| DAKOTA DUNES CID SD4602093 | DAKOTA DUNES | 3,700 | — | — | Compliant |
| DELL RAPIDS SD4600105 | DELL RAPIDS | 3,633 | — | — | Compliant |
| OGLALA RWS PIPELINE 084690480 | PINE RIDGE | 3,562 | — | — | Compliant |
| MILBANK SD4600207 | MILBANK | 3,544 | — | — | Compliant |
| DAVISON RURAL WATER SYSTEM INC SD4601090 | MITCHELL | 3,485 | — | — | Compliant |
| HARTFORD SD4600150 | HARTFORD | 3,396 | — | — | Compliant |
| HOT SPRINGS SD4600163 | HOT SPRINGS | 3,395 | — | — | Compliant |
| MOBRIDGE SD4600215 | MOBRIDGE | 3,261 | — | — | Compliant |
| CANTON SD4600082 | CANTON | 3,066 | — | — | Compliant |
| NORTH SIOUX CITY SD4600226 | NORTH SIOUX CITY | 3,042 | — | — | Compliant |
| LEAD SD4602164 | LEAD | 2,982 | — | — | Compliant |
| WINNER SD4600373 | WINNER | 2,921 | — | — | Compliant |
| KINGBROOK III RURAL WATER SYSTEM SD4600874 | ARLINGTON | 2,888 | — | — | Compliant |
| AURORA-BRULE RURAL WATER SYSTEM SD4600621 | KIMBALL | 2,750 | — | — | Compliant |
| KINGBROOK II RURAL WATER SYSTEM SD4600511 | ARLINGTON | 2,715 | — | — | Compliant |
| HANSON RURAL WATER SYSTEM SD4600878 | EMERY | 2,685 | — | — | Compliant |
| LENNOX SD4600193 | LENNOX | 2,571 | — | — | Compliant |
| WR/LJ - NORTH STANLEY COUNTY SD4602224 | MURDO | 2,492 | — | — | Compliant |
| SISSETON SD4600310 | SISSETON | 2,479 | — | — | Compliant |
| CHAMBERLAIN SD4600086 | CHAMBERLAIN | 2,473 | — | — | Compliant |
| ST. FRANCIS 084690020 | ROSEBUD | 2,450 | — | — | Compliant |
| FLANDREAU SD4600127 | FLANDREAU | 2,372 | — | — | Compliant |
| BERESFORD SD4600386 | BERESFORD | 2,359 | — | — | Compliant |
| VOLGA SD4600346 | VOLGA | 2,340 | — | — | Compliant |
| CLARK RURAL WATER SYSTEM SD4600881 | CLARK | 2,325 | — | — | Compliant |
| WEBSTER WATER DEPT SD4600358 | WEBSTER | 2,236 | — | — | Compliant |
| FORT PIERRE SD4600130 | FORT PIERRE | 2,236 | — | — | Compliant |
| REDFIELD SD4600277 | REDFIELD | 2,214 | — | — | Compliant |
| TRI-COUNTY RURAL WATER SYSTEM SD4600112 | EAGLE BUTTE | 2,190 | — | — | Compliant |
| WANBLEE EAST 084690021 | PINE RIDGE | 2,179 | — | — | Compliant |
| ELK POINT SD4600116 | ELK POINT | 2,124 | — | — | Compliant |
| SPRINGFIELD SD4600317 | SPRINGFIELD | 2,108 | — | — | Compliant |
| RANDALL III RURAL WATER SYSTEM SD4600435 | LAKE ANDES | 2,000 | — | — | Compliant |
| CUSTER SD4600101 | CUSTER | 1,919 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690494 | ROSEBUD | 1,745 | — | — | Compliant |
| WEBSTER SD4600360 | WEBSTER | 1,728 | — | — | Compliant |
| WHITE HORSE CREEK WATER SYSTEM 084690022 | PINE RIDGE | 1,690 | — | — | Compliant |
| LOWER BRULE RURAL WATER SUPPLY SYSTEM 084690441 | LOWER BRULE | 1,637 | — | — | Compliant |
| PARKSTON SD4600236 | PARKSTON | 1,567 | — | — | Compliant |
| ANTELOPE(MISSION) WATER SYSTEM 084690506 | BOX 147, ROSEBUD | 1,500 | — | — | Compliant |
| MISSION WATER SYSTEM 084690532 | MISSION | 1,500 | — | — | Compliant |
| MARTIN SD4600202 | MARTIN | 1,500 | — | — | Compliant |
| WAGNER SD4600348 | WAGNER | 1,490 | — | — | Compliant |
| BUTTE-MEADE SWD-BEAN WELL SD4600223 | NEWELL | 1,481 | — | — | Compliant |
| WOLF CREEK SCHOOL 084690538 | BATESLAND | 1,450 | — | — | Compliant |
| CLAY RWS/SOUTH UNION SD4602185 | WAKONDA | 1,447 | — | — | Compliant |
| GROTON SD4600147 | GROTON | 1,380 | — | — | Compliant |
| CROOKS SD4600391 | CROOKS | 1,362 | — | — | Compliant |
| FORT THOMPSON WATER SYSTEM 084690440 | FORT THOMPSON | 1,357 | — | — | Compliant |
| MILLER SD4600211 | MILLER | 1,349 | — | — | Compliant |
| FREEMAN SD4600134 | FREEMAN | 1,329 | — | — | Compliant |
| SALEM SD4600288 | SALEM | 1,325 | — | — | Compliant |
| NORTH SIOUX CITY - MCCOOK LAKE SYSTE SD4600177 | MCCOOK LAKE | 1,300 | — | — | Compliant |
| BALTIC SD4600034 | BALTIC | 1,271 | — | — | Compliant |
| PLATTE SD4600246 | PLATTE | 1,256 | — | — | Compliant |
| LAKOTA TECH HIGH SCHOOL SD4600332 | BATESLAND | 1,250 | — | — | Compliant |
| GARRETSON SD4600138 | GARRETSON | 1,228 | — | — | Compliant |
| GREGORY SD4600145 | GREGORY | 1,221 | — | — | Compliant |
| CLEAR LAKE SD4600092 | CLEAR LAKE | 1,218 | — | — | Compliant |
| BRITTON SD4600388 | BRITTON | 1,215 | — | — | Compliant |
| COLONIAL PINE HILLS SANITARY DISTRIC SD4600263 | RAPID CITY | 1,200 | — | — | Compliant |
| AURORA SD4600058 | AURORA | 1,200 | — | — | Compliant |
| OLD AGENCY WATER SYSTEM 084690458 | AGENCY VILLAGE | 1,180 | — | — | Compliant |
| WR/LJ - CREIGHTON PROJECT SD4602156 | PHILIP | 1,170 | — | — | Compliant |
| GETTYSBURG SD4600142 | GETTYSBURG | 1,162 | — | — | Compliant |
| LEMMON SD4600192 | LEMMON | 1,156 | — | — | Compliant |
| DEADWOOD SD4600104 | DEADWOOD | 1,156 | — | — | Compliant |
| CLARK SD4600091 | CLARK | 1,148 | — | — | Compliant |
| SIOUX I RURAL WATER SYSTEM (SIOUX) SD4600436 | WATERTOWN | 1,125 | — | — | Compliant |
| NORTHDALE SANITARY DISTRICT SD4600514 | PIEDMONT | 1,075 | — | — | Compliant |
| FALL RIVER WUD SD4602201 | ORAL | 1,057 | — | — | Compliant |
| DE SMET SD4600059 | DE SMET | 1,056 | — | — | Compliant |
| PARKER SD4600235 | PARKER | 1,025 | — | — | Compliant |
| LOWER BRULE TRIBAL OFFICE SD4690441 | LOWER BRULE | 1,020 | — | — | Compliant |
| TYNDALL SD4600337 | TYNDALL | 1,012 | — | — | Compliant |
| CROW CREEK WATER COMMISSION SD4690440 | FORT THOMPSON | 1,000 | — | — | Compliant |
| SAINT FRANCIS SD4600330 | ST. FRANCIS | 1,000 | — | — | Compliant |
| PIEDMONT SD4602303 | PIEDMONT | 971 | — | — | Compliant |
| SOUTHERN BLACK HILLS WATER SD4602309 | HOT SPRINGS | 947 | — | — | Compliant |
| WORTHING SD4600377 | WORTHING | 939 | — | — | Compliant |
| ST FRANCIS WATER AUTHORITY 084690499 | ROSEBUD | 935 | — | — | Compliant |
| ST FRANCIS WATER AUTHORITY SD4690499 | ROSEBUD | 935 | — | — | Compliant |
| IPSWICH SD4600397 | IPSWICH | 928 | — | — | Compliant |
| VALLEY SPRINGS SD4600340 | VALLEY SPRINGS | 925 | — | — | Compliant |
| CENTERVILLE SD4600085 | CENTERVILLE | 918 | — | — | Compliant |
| ARLINGTON SD4600385 | ARLINGTON | 915 | — | — | Compliant |
| MISSION SD4600401 | MISSION | 904 | — | — | Compliant |
| PRAIRIE VIEW PARK ND2700982 | RAPID CITY | 900 | — | — | Compliant |
| WESSINGTON SPRINGS SD4600362 | WESSINGTON SPRINGS | 895 | — | — | Compliant |
| MARION SD4600201 | MARION | 894 | — | — | Compliant |
| BEAR BUTTE VALLEY WATER SD4602334 | STURGIS | 882 | — | — | Compliant |
| WHITEWOOD SD4600368 | WHITEWOOD | 879 | — | — | Compliant |
| HILL CITY SD4600159 | HILL CITY | 872 | — | — | Compliant |
| MINA LAKE SANITARY DISTRICT SD4600501 | ABERDEEN | 863 | — | — | Compliant |
| HOWARD SD4600165 | HOWARD | 848 | — | — | Compliant |
| ALCESTER SD4600004 | ALCESTER | 820 | — | — | Compliant |
| VIBORG SD4600343 | VIBORG | 814 | — | — | Compliant |
| EUREKA SD4600121 | EUREKA | 813 | — | — | Compliant |
| RANDALL COMM WATER DIST PH 1 SD4607014 | LAKE ANDES | 800 | — | — | Compliant |
| FORT MEADE VA CENTER SD4680002 | FORT MEADE | 800 | — | — | Compliant |
| SCOTLAND SD4600290 | SCOTLAND | 785 | — | — | Compliant |
| PLANKINTON SD4600245 | PLANKINTON | 782 | — | — | Compliant |
| WANBLEE WATER SYSTEM 084690471 | PINE RIDGE | 773 | — | — | Compliant |
| PORCUPINE DAY SCHOOL 084690469 | PINE RIDGE | 767 | — | — | Compliant |
| PHILIP SD4600238 | PHILIP | 759 | — | — | Compliant |
| ELKTON SD4600117 | ELKTON | 755 | — | — | Compliant |
| SD DEVELOPMENT CENTER-REDFIELD SD4600503 | REDFIELD | 750 | — | — | Compliant |
| ESTELLINE SD4600119 | ESTELLINE | 749 | — | — | Compliant |
| COLTON SD4600390 | COLTON | 738 | — | — | Compliant |
| WHITEWOOD, TOWN OF SD4600369 | WHITEWOOD | 732 | — | — | Compliant |
| EDGEMONT SD4600114 | EDGEMONT | 725 | — | — | Compliant |
| LAKE ANDES SD4600185 | LAKE ANDES | 710 | — | — | Compliant |
| WALL SD4600417 | WALL | 699 | — | — | Compliant |
| CASTLEWOOD SD4600002 | CASTLEWOOD | 698 | — | — | Compliant |
| ARMOUR SD4600028 | ARMOUR | 698 | — | — | Compliant |
| FAULKTON SD4600125 | FAULKTON | 693 | — | — | Compliant |
| HIGHMORE SD4600158 | HIGHMORE | 682 | — | — | Compliant |
| NEW UNDERWOOD SD4600224 | NEW UNDERWOOD | 679 | — | — | Compliant |
| ONIDA SD4600233 | ONIDA | 658 | — | — | Compliant |
| MANDERSON WATER SYSTEM 084690479 | PINE RIDGE | 650 | — | — | Compliant |
| SUN VALLEY DEVELOPMENT SD4602270 | RAPID CITY | 650 | — | — | Compliant |
| ALEXANDRIA SD4600062 | ALEXANDRIA | 649 | — | — | Compliant |
| SELBY SD4600291 | SELBY | 645 | — | — | Compliant |
| CANISTOTA SD4600080 | CANISTOTA | 642 | — | — | Compliant |
| COLMAN SD4600093 | COLMAN | 634 | — | — | Compliant |
| WOONSOCKET SD4600376 | WOONSOCKET | 618 | — | — | Compliant |
| MENNO SD4600205 | MENNO | 614 | — | — | Compliant |
| CLARK RURAL WATER-KAMPESKA SD4602277 | CLARK | 602 | — | — | Compliant |
| AVON SD4600031 | AVON | 590 | — | — | Compliant |
| LAKE PRESTON SD4600398 | LAKE PRESTON | 589 | — | — | Compliant |
| NEWELL SD4600222 | NEWELL | 583 | — | — | Compliant |
| HUMBOLDT SD4600167 | HUMBOLDT | 579 | — | — | Compliant |
| BURKE SD4600079 | BURKE | 575 | — | — | Compliant |
| TRIPP SD4600334 | TRIPP | 575 | — | — | Compliant |
| KIMBALL SD4600184 | KIMBALL | 572 | — | — | Compliant |
| MCLAUGHLIN SD4600198 | MCLAUGHLIN | 569 | — | — | Compliant |
| CORSICA SD4600097 | CORSICA | 561 | — | — | Compliant |
| LAKE NORDEN SD4600187 | LAKE NORDEN | 554 | — | — | Compliant |
| KADOKA SD4600181 | KADOKA | 543 | — | — | Compliant |
| WHITE RIVER SD4600367 | WHITE RIVER | 533 | — | — | Compliant |
| DUPREE SD4600110 | DUPREE | 525 | — | — | Compliant |
| CROW CREEK TRIBAL SCHOOL 084690437 | STEPHAN | 516 | — | — | Compliant |
| BRIDGEWATER SD4600066 | BRIDGEWATER | 511 | — | — | Compliant |
| RED CLOUD SCHOOL 084690512 | PINE RIDGE | 501 | — | — | Compliant |
| WHITE SD4600364 | WHITE | 499 | — | — | Compliant |
| TIMBER LAKE SD4600411 | TIMBER LAKE | 499 | — | — | Compliant |
| HISEGA MEADOWS WATER INC SD4600271 | RAPID CITY | 491 | — | — | Compliant |
| WARNER SD4600418 | WARNER | 485 | — | — | Compliant |
| HOLIDAY PARK SD4600309 | SIOUX FALLS | 480 | — | — | Compliant |
| EMERY SD4600118 | EMERY | 480 | — | — | Compliant |
| MURDO SD4600221 | MURDO | 475 | — | — | Compliant |
| JEFFERSON SD4600060 | JEFFERSON | 475 | — | — | Compliant |
| WAUBAY SD4600357 | WAUBAY | 473 | — | — | Compliant |
| PRESHO SD4600248 | PRESHO | 472 | — | — | Compliant |
| WR/LJ - LOWER BRULE SD4602193 | MURDO | 471 | — | — | Compliant |
| BRYANT SD4600076 | BRYANT | 471 | — | — | Compliant |
| PERKINS COUNTY RURAL WATER SD4602228 | BISON | 470 | — | — | Compliant |
| BOWDLE SD4600008 | BOWDLE | 470 | — | — | Compliant |
| MONTROSE SD4600217 | MONTROSE | 468 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690474 | PINE RIDGE | 468 | — | — | Compliant |
| SPRING CREEK SANITARY DISTRICT SD4602089 | PIERRE | 465 | — | — | Compliant |
| MOUNT VERNON SD4600220 | MOUNT VERNON | 461 | — | — | Compliant |
| WOLSEY SD4600375 | WOLSEY | 459 | — | — | Compliant |
| EVERGREEN WATER SYSTEM 084690477 | PINE RIDGE | 450 | — | — | Compliant |
| HOT SPRINGS VA CENTER SD4680003 | HOT SPRINGS | 445 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690471 | PINE RIDGE | 440 | — | — | Compliant |
| HART RANCH SD4600910 | RAPID CITY | 438 | — | — | Compliant |
| LEOLA SD4600194 | LEOLA | 434 | — | — | Compliant |
| WILMOT SD4600371 | WILMOT | 432 | — | — | Compliant |
| PINE GROVE SD4600948 | RAPID CITY | 425 | — | — | Compliant |
| TABOR SD4600327 | TABOR | 423 | — | — | Compliant |
| IRENE SD4600173 | IRENE | 422 | — | — | Compliant |
| HERMOSA-OLD SYSTEM SD4600154 | HILL CITY | 420 | — | — | Compliant |
| ALLEN WATER SYSTEM 084690481 | PINE RIDGE | 420 | — | — | Compliant |
| SOUTH CANYON COUNTRY ESTATES SD4600627 | RAPID CITY | 420 | — | — | Compliant |
| MARTY WATER SYSTEM 084690533 | WAGNER | 420 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690479 | PINE RIDGE | 418 | — | — | Compliant |
| HERREID SD4600155 | HERREID | 416 | — | — | Compliant |
| WESTON HEIGHTS HOMEOWNERS ASSOCIATIO SD4600862 | PIEDMONT | 412 | — | — | Compliant |
| BIG STONE CITY SD4600007 | BIG STONE CITY | 412 | — | — | Compliant |
| PARMELEE WATER SYSTEM 084690488 | ROSEBUD | 407 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISION SD4690488 | ROSEBUD | 407 | — | — | Compliant |
| AMERICAN HORSE SCHOOL 084690466 | ALLEN | 400 | — | — | Compliant |
| TERRY TROJAN WATER DISTRICT SD4600053 | BLACK HAWK | 400 | — | — | Compliant |
| HERMOSA-NEW SYSTEM SD4602268 | HERMOSA | 400 | — | — | Compliant |
| WHITE LAKE, TOWN OF SD4600365 | WHITE LAKE | 395 | — | — | Compliant |
| HAYTI SD4600151 | HAYTI | 393 | — | — | Compliant |
| GAYVILLE SD4600140 | GAYVILLE | 392 | — | — | Compliant |
| OACOMA SD4600229 | OACOMA | 391 | — | — | Compliant |
| LAKE TRAVERSE UTILITY COMM SD4690458 | PEEVER | 390 | — | — | Compliant |
| SUNRISE WATER SYSTEM 084690033 | PINE RIDGE | 380 | — | — | Compliant |
| HURLEY SD4600168 | HURLEY | 379 | — | — | Compliant |
| ROSHOLT SD4600283 | ROSHOLT | 379 | — | — | Compliant |
| FLANDREAU SCHOOL 084690465 | FLANDREAU | 375 | — | — | Compliant |
| THE RANCH AT BLACK GAP SD4602203 | RAPID CITY | 375 | — | — | Compliant |
| FAITH SD4600124 | FAITH | 367 | — | — | Compliant |
| AMERICAN HORSE CREEK 084690023 | PINE RIDGE | 365 | — | — | Compliant |
| CHESTER SANITARY DISTRICT SD4600088 | EGAN | 363 | — | — | Compliant |
| LONEMAN SCHOOL 084690470 | PINE RIDGE | 362 | — | — | Compliant |
| WHITE LAKE SD4600366 | WHITE LAKE | 359 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690477 | PINE RIDGE | 358 | — | — | Compliant |
| BUTTE-MEADE SWD-VALE WELL SD4602314 | NEWELL | 357 | — | — | Compliant |
| BLUNT SD4600044 | MILLER | 350 | — | — | Compliant |
| KEYSTONE SD4601082 | KEYSTONE | 349 | — | — | Compliant |
| BUFFALO SD4600078 | BUFFALO | 346 | — | — | Compliant |
| HOVEN SD4600164 | HOVEN | 346 | — | — | Compliant |
| ROCKYFORD ELEMENTARY SCHOOL SD4600936 | PORCUPINE | 340 | — | — | Compliant |
| COUNTRY VILLAGE PARK SD4600021 | ABERDEEN | 340 | — | — | Compliant |
| FLORENCE SD4600128 | FLORENCE | 337 | — | — | Compliant |
| BLUCKSBERG MOUNTAIN #2 SD4602366 | PIEDMONT | 333 | — | — | Compliant |
| HUDSON SD4600166 | HUDSON | 332 | — | — | Compliant |
| HAY CREEK WATER COMPANY SD4602143 | BELLE FOURCHE | 323 | — | — | Compliant |
| COLOME SD4600094 | COLOME | 323 | — | — | Compliant |
| STICKNEY SD4600318 | STICKNEY | 321 | — | — | Compliant |
| ETHAN SD4600120 | ETHAN | 320 | — | — | Compliant |
| PINE LAKE HILLS SD4600624 | SIOUX FALLS | 320 | — | — | Compliant |
| VALLEY HEIGHTS ESTATES INC SD4602361 | STURGIS | 320 | — | — | Compliant |
| VEBLEN SD4600341 | VEBLEN | 317 | — | — | Compliant |
| PINE RIDGE HOSPITAL 084690485 | PINE RIDGE | 316 | — | — | Compliant |
| BISON SD4600039 | BISON | 310 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690480 | PINE RIDGE | 308 | — | — | Compliant |
| PLAINSVIEW MOBILE MANOR SD4600259 | BLACK HAWK | 300 | — | — | Compliant |
| PRAIRIEWOOD PROPERTY OWNERS SD4602125 | ABERDEEN | 300 | — | — | Compliant |
| PINE VIEW SD4600306 | SIOUX FALLS | 300 | — | — | Compliant |
| IROQUOIS SD4600174 | IROQUOIS | 292 | — | — | Compliant |
| SUMMIT SD4600326 | SUMMIT | 288 | — | — | Compliant |
| BRISTOL SD4600067 | BRISTOL | 288 | — | — | Compliant |
| GOLDEN VALLEY WATER COMPANY SD4602261 | BLACK HAWK | 283 | — | — | Compliant |
| TIMBERWOOD PARK ESTATES SD4602272 | PIEDMONT | 283 | — | — | Compliant |
| LANGFORD SD4600189 | LANGFORD | 283 | — | — | Compliant |
| MOUNTAIN VIEW ESTATES SD4600325 | STURGIS | 282 | — | — | Compliant |
| WOUNDED KNEE DISTRICT SCHOOL 084690467 | MANDERSON | 280 | — | — | Compliant |
| MARION MANOR SD4600427 | SIOUX FALLS | 280 | — | — | Compliant |
| WAKONDA SD4600349 | WAKONDA | 276 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690481 | PINE RIDGE | 275 | — | — | Compliant |
| BONESTEEL SD4600045 | BONESTEEL | 275 | — | — | Compliant |
| MURRAY WATER COMPANY SD4600323 | STURGIS | 270 | — | — | Compliant |
| ROSCOE SD4600282 | ROSCOE | 269 | — | — | Compliant |
| MOUNTAIN PLAINS 2 HOMEOWNERS ASSOC SD4602169 | SPEARFISH | 268 | — | — | Compliant |
| PUKWANA SD4600250 | CHAMBERLAIN | 267 | — | — | Compliant |
| CHANCELLOR SD4600087 | CHANCELLOR | 266 | — | — | Compliant |
| LONG HOLLOW WATER SYSTEM 084690457 | AGENCY VILLAGE | 265 | — | — | Compliant |
| OKREEK WATER SYSTEM 084690493 | ROSEBUD | 265 | — | — | Compliant |
| KENNEBEC SD4600182 | KENNEBEC | 265 | — | — | Compliant |
| HAPPY HOLIDAY RV RESORT SD4600669 | RAPID CITY | 264 | — | — | Compliant |
| LAKE ANDES TRIBAL HOUSING WATER SYSTEM 084690534 | WAGNER | 264 | — | — | Compliant |
| SUNSET RANCH SD4602263 | PIEDMONT | 263 | — | — | Compliant |
| TRAIL WEST SANITARY DISTRICT SD4600239 | BLACK HAWK | 260 | — | — | Compliant |
| RAINBOW WATER COMPANY SD4602216 | PIEDMONT | 258 | — | — | Compliant |
| OAHE PLAINS SYSTEMS CORPORATION SD4600619 | PIERRE | 257 | — | — | Compliant |
| HENRY SD4600153 | HENRY | 256 | — | — | Compliant |
| WOODLAND HILLS SANITARY DISTRICT SD4600042 | BLACK HAWK | 255 | — | — | Compliant |
| SAINT ONGE SEWER & WATER CO SD4600287 | SPEARFISH | 255 | — | — | Compliant |
| WOUNDED KNEE WATER SYSTEM 084690478 | PINE RIDGE | 255 | — | — | Compliant |
| WILLOW LAKE SD4600370 | WILLOW LAKE | 255 | — | — | Compliant |
| TMT, INC. SD4602154 | PIERRE | 250 | — | — | Compliant |
| VALLEY VIEW WATER COMPANY SD4600040 | PIEDMONT | 248 | — | — | Compliant |
| NEW EFFINGTON SD4600013 | NEW EFFINGTON | 247 | — | — | Compliant |
| EGAN SD4600115 | EGAN | 241 | — | — | Compliant |
| BRUCE SD4600622 | BRUCE | 240 | — | — | Compliant |
| PRAIRIE VILLA MOBILE HOME PARK SD4600170 | HURON | 240 | — | — | Compliant |
| GAS LITE MANOR SD4600298 | SIOUX FALLS | 240 | — | — | Compliant |
| GARY SD4600139 | GARY | 240 | — | — | Compliant |
| WR/LJ - KADOKA PROJECT SD4602168 | MURDO | 237 | — | — | Compliant |
| SUNNYSIDE MOBILE HOME PARK II SD4602001 | PIEDMONT | 235 | — | — | Compliant |
| DRY CREEK ESTATES SD4602241 | BLACK HAWK | 233 | — | — | Compliant |
| PICKSTOWN SD4680001 | PICKSTOWN | 230 | — | — | Compliant |
| ENEMY SWIM WATER SYSTEM 084690460 | AGENCY VILLAGE | 230 | — | — | Compliant |
| VALLEY VIEW ESTATES SD4600300 | SIOUX FALLS | 230 | — | — | Compliant |
| POLLOCK SD4600247 | POLLOCK | 229 | — | — | Compliant |
| PINE CREST SD4600308 | SIOUX FALLS | 225 | — | — | Compliant |
| BLUCKSBERG MOUNTAIN #1 SD4600324 | PIEDMONT | 223 | — | — | Compliant |
| VIEWFIELD RURAL WATER SYSTEM SD4602287 | BLACK HAWK | 220 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690478 | PINE RIDGE | 220 | — | — | Compliant |
| CARTHAGE SD4600083 | IROQUOIS | 218 | — | — | Compliant |
| TORONTO TOWN OF SD4600413 | TORONTO | 216 | — | — | Compliant |
| FREDERICK SD4600133 | FREDERICK | 215 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690490 | ROSEBUD | 215 | — | — | Compliant |
| PIERRE INDIAN LEARNING CENTER 084690027 | PIERRE | 214 | — | — | Compliant |
| ALPENA SD4600025 | MILLER | 212 | — | — | Compliant |
| TULARE SD4600335 | MILLER | 211 | — | — | Compliant |
| TRENT SD4600333 | TRENT | 206 | — | — | Compliant |
| WR/LJ - CITY OF RELIANCE SD4600279 | MURDO | 206 | — | — | Compliant |
| NISLAND SD4600225 | NISLAND | 206 | — | — | Compliant |
| MELLETTE SD4600204 | REDFIELD | 205 | — | — | Compliant |
| HE DOG SCHOOL SD4602037 | MISSION | 202 | — | — | Compliant |
| HECLA SD4600152 | HECLA | 200 | — | — | Compliant |
| HUMAN SERVICE CENTER SD4600502 | YANKTON | 200 | — | — | Compliant |
| PINE HILLS PARK SD4600041 | SUMMERSET | 200 | — | — | Compliant |
| WAGNER SOUTH HOUSING WATER SYSTEM 084690536 | WAGNER | 200 | — | — | Compliant |
| DOLAND SD4600108 | DOLAND | 199 | — | — | Compliant |
| SAINT LAWRENCE SD4600286 | MILLER | 198 | — | — | Compliant |
| UPLAND COLONY SD4602077 | ARTESIAN | 198 | — | — | Compliant |
| BAD RIVER RURAL WATER SYSTEM SD4600869 | PHILIP | 195 | — | — | Compliant |
| RENDEZVOUS RANCH SD4602210 | BLACK HAWK | 195 | — | — | Compliant |
| EAGLE NEST HOMES 084690025 | PINE RIDGE | 195 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690493 | ROSEBUD | 193 | — | — | Compliant |
| LANTERN ESTATES SD4600315 | SPEARFISH | 192 | — | — | Compliant |
| FRANKFORT SD4600132 | FRANKFORT | 192 | — | — | Compliant |
| MISSION HILL SD4600212 | GAYVILLE | 190 | — | — | Compliant |
| SOUTH SHORE SD4602068 | SOUTH SHORE | 189 | — | — | Compliant |
| HERITAGE PARK SD4600587 | BLACK HAWK | 188 | — | — | Compliant |
| EAST GREGORY RURAL WATER SYSTEM SD4600873 | FAIRFAX | 188 | — | — | Compliant |
| ROSLYN SD4600284 | ROSLYN | 181 | — | — | Compliant |
| WENTWORTH SD4600419 | EGAN | 181 | — | — | Compliant |
| APPLE SPRINGS SUBDIVISION SD4602318 | HILL CITY | 180 | — | — | Compliant |
| WAGNER NORTH HOUSING WATER SYSTEM 084690535 | WAGNER | 180 | — | — | Compliant |
| EAST WINDS COURT, INC. SD4602099 | YANKTON | 180 | — | — | Compliant |
| WATERTOWN MOBILE ESTATES SD4600355 | WATERTOWN | 180 | — | — | Compliant |
| HORSESHOE ACRES WATER ASSOCIATION SD4602266 | PIEDMONT | 180 | — | — | Compliant |
| WALNUT PARK SD4600316 | SPEARFISH | 180 | — | — | Compliant |
| PINE CLIFF ESTATES SD4600270 | BLACK HAWK | 180 | — | — | Compliant |
| OAKS WATER USERS ASSOCIATION SD4602135 | NEW UNDERWOOD | 180 | — | — | Compliant |
| SOO DELL SD4600302 | SIOUX FALLS | 180 | — | — | Compliant |
| PARADISE WATER COMPANY LLC SD4602323 | LEAD | 178 | — | — | Compliant |
| SOUTH IDEAL 084690526 | ROSEBUD | 176 | — | — | Compliant |
| RIV-R-LAND WATER COMPANY SD4600519 | JEFFERSON | 175 | — | — | Compliant |
| ENCHANTED HILLS WATER ASSOCIATION SD4600266 | RAPID CITY | 175 | — | — | Compliant |
| SPRING CREEK ACRES SD4602252 | BLACK HAWK | 172 | — | — | Compliant |
| SPENCER SD4600407 | SPENCER | 170 | — | — | Compliant |
| STRATO RIM ESTATES WATER COMPANY SD4602191 | RAPID CITY | 170 | — | — | Compliant |
| WESSINGTON SD4600361 | WESSINGTON | 170 | — | — | Compliant |
| RAPID CITY MOBILE HOME PARK SD4600257 | BLACK HAWK | 170 | — | — | Compliant |
| RUSHMORE RANCH ESTATES SD4602212 | BLACK HAWK | 168 | — | — | Compliant |
| T C & G RURAL WATER SYSTEM SD4600143 | MOBRIDGE | 166 | — | — | Compliant |
| WESTERN ESTATES SD4600074 | BROOKINGS | 165 | — | — | Compliant |
| HOSMER SD4600162 | HOSMER | 164 | — | — | Compliant |
| SPEARFISH VALLEY MOBILE ESTATES SD4600625 | SPEARFISH | 163 | — | — | Compliant |
| CANYON SPRINGS WATER AND SEWER DISTR SD4602311 | BLACK HAWK | 163 | — | — | Compliant |
| MONROE SD4600216 | MONROE | 163 | — | — | Compliant |
| VOLIN SD4600347 | VOLIN | 161 | — | — | Compliant |
| PICKSTOWN SD4608001 | PICKSTOWN | 160 | — | — | Compliant |
| WHITEWOOD FOREST ACRES SD4602354 | WHITEWOOD | 160 | — | — | Compliant |
| RAMONA SD4600252 | ARLINGTON | 159 | — | — | Compliant |
| LETCHER SD4600196 | LETCHER | 159 | — | — | Compliant |
| YANKTON SIOUX HOUSING AUTH SD4690485 | WAGNER | 156 | — | — | Compliant |
| WESTBERRY TRAILS WATER USERS ASSOC SD4600253 | PIEDMONT | 155 | — | — | Compliant |
| HARROLD SD4600149 | HARROLD | 155 | — | — | Compliant |
| ASHTON SD4600029 | ASHTON | 154 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690492 | ROSEBUD | 154 | — | — | Compliant |
| DELMONT SD4600106 | DELMONT | 153 | — | — | Compliant |
| CAMELOT SD4600506 | PIERRE | 152 | — | — | Compliant |
| CHEYENNE RIVER WATER AUTHORITY SD4690446 | EAGLE BUTTE | 150 | — | — | Compliant |
| MORROW CROSSING MHC MI0040247 | SIOUX FALLS | 150 | — | — | Compliant |
| DEERFIELD COLONY SD4602056 | IPSWICH | 150 | — | — | Compliant |
| UNIVERSITY ESTATES SD4600075 | BROOKINGS | 150 | — | — | Compliant |
| SWIFT BIRD WATER SYSTEM 084690446 | EAGLE BUTTE | 150 | — | — | Compliant |
| COACHMAN`S MANOR SD4600033 | SIOUX FALLS | 150 | — | — | Compliant |
| MAXWELL COLONY SD4602023 | SCOTLAND | 150 | — | — | Compliant |
| CLEGHORN SPRINGS SD4600262 | RAPID CITY | 150 | — | — | Compliant |
| ASTORIA SD4600005 | ASTORIA | 150 | — | — | Compliant |
| BATESLAND SD4600036 | MARTIN | 148 | — | — | Compliant |
| ISABEL SD4600175 | ISABEL | 145 | — | — | Compliant |
| YANKTON SIOUX HOUSING AUTH SD4690486 | WAGNER | 145 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690482 | PINE RIDGE | 143 | — | — | Compliant |
| NORTHVILLE SD4600227 | NORTHVILLE | 143 | — | — | Compliant |
| CONDE SD4600096 | CONDE | 142 | — | — | Compliant |
| FORDHAM COLONY SD4602064 | CARPENTER | 142 | — | — | Compliant |
| SPRING VALLEY COLONY SD4602016 | WESSINGTON SPRINGS | 140 | — | — | Compliant |
| HIGH MEADOWS WATER COMPANY SD4600395 | BLACK HAWK | 140 | — | — | Compliant |
| SUNSET COLONY SD4602025 | BRITTON | 140 | — | — | Compliant |
| RIVERSIDE ACRES SD4600054 | YANKTON | 140 | — | — | Compliant |
| MILLERDALE COLONY SD4602072 | MILLER | 140 | — | — | Compliant |
| WEEG'S TRAILER COURT SD4600299 | SIOUX FALLS | 140 | — | — | Compliant |
| PEEVER SD4600237 | BRITTON | 140 | — | — | Compliant |
| GLENHAM SD4600144 | GLENHAM | 139 | — | — | Compliant |
| ANDOVER SD4600026 | ANDOVER | 139 | — | — | Compliant |
| BRENTWOOD COLONY SD4602066 | FAULKTON | 137 | — | — | Compliant |
| BLACK HILLS WATER DISTRIBUTION, LLC SD4602144 | BELLE FOURCHE | 135 | — | — | Compliant |
| BLUMENGARD COLONY SD4602057 | FAULKTON | 133 | — | — | Compliant |
| OLDHAM SD4600231 | ARLINGTON | 133 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690489 | ROSEBUD | 132 | — | — | Compliant |
| NEWPORT COLONY SD4602029 | CLAREMONT | 130 | — | — | Compliant |
| CROW CREEK SIOUX TRIBE WATER SYSTEM 084690439 | FORT THOMPSON | 130 | — | — | Compliant |
| LAKE TRAVERSE UTILITY COMM SD4690460 | PEEVER | 130 | — | — | Compliant |
| GRASSLAND COLONY SD4602028 | WESTPORT | 130 | — | — | Compliant |
| PEEVER FLATS WATER SYSTEM 084690461 | AGENCY VILLAGE | 129 | — | — | Compliant |
| PIERPONT SD4600241 | PIERPONT | 129 | — | — | Compliant |
| YALE SD4600378 | IROQUOIS | 128 | — | — | Compliant |
| BUFFALO GAP SD4600077 | BUFFALO GAP | 126 | — | — | Compliant |
| DEER MOUNTAIN SANITARY DISTRICT SD4600549 | LEAD | 125 | — | — | Compliant |
| PINE KNOLL SD4600307 | SIOUX FALLS | 125 | — | — | Compliant |
| RED ROCKS WATER SYSTEM 084690032 | PINE RIDGE | 125 | — | — | Compliant |
| PLATTE COLONY SD4602013 | ACADEMY | 123 | — | — | Compliant |
| WOLF CREEK COLONY SD4602021 | OLIVET | 123 | — | — | Compliant |
| FAIRFAX SD4600122 | FAIRFAX | 123 | — | — | Compliant |
| ROLLING DICE SUBDIVISION SD4602249 | PIEDMONT | 122 | — | — | Compliant |
| JAVA SD4600176 | JAVA | 121 | — | — | Compliant |
| JAMESVILLE COLONY SD4602018 | UTICA | 120 | — | — | Compliant |
| HOFFMAN TRAILER COURT SD4607068 | JEFFERSON | 120 | — | — | Compliant |
| VALE SANITARY DISTRICT SD4600415 | VALE | 120 | — | — | Compliant |
| PEMBROOK COLONY-SHOP WELL SYSTEM SD4602054 | IPSWICH | 120 | — | — | Compliant |
| PEMBROOK COLONY-EAST WELL SYSTEM SD4602055 | IPSWICH | 120 | — | — | Compliant |
| SINAI SD4600293 | ARLINGTON | 120 | — | — | Compliant |
| PELICAN PLAZA SD4600354 | WATERTOWN | 120 | — | — | Compliant |
| VILLAGE OF SANTEE NE3110710 | WAGNER | 120 | — | — | Compliant |
| BON HOMME COLONY SD4602024 | TABOR | 120 | — | — | Compliant |
| MIDLAND SD4600012 | MIDLAND | 120 | — | — | Compliant |
| CLEARFIELD COLONY SD4602020 | DELMONT | 120 | — | — | Compliant |
| GREEN BRIAR COURT SD4600213 | MISSION HILL | 120 | — | — | Compliant |
| CEDAR GROVE COLONY SD4602008 | PLATTE | 120 | — | — | Compliant |
| THUNDERBIRD HB INC SD4602049 | WECOTA | 120 | — | — | Compliant |
| EVERGREEN COLONY SD4602050 | FAULKTON | 120 | — | — | Compliant |
| NEWDALE COLONY SD4602081 | ELKTON | 119 | — | — | Compliant |
| REVILLO SD4600280 | REVILLO | 119 | — | — | Compliant |
| LAKEVIEW COLONY SD4602017 | LAKE ANDES | 118 | — | — | Compliant |
| OELRICHS SD4600230 | OELRICHS | 117 | — | — | Compliant |
| LESTERVILLE SD4600195 | LESTERVILLE | 115 | — | — | Compliant |
| CAVOUR SD4600084 | IROQUOIS | 114 | — | — | Compliant |
| SPRING LAKE COLONY SD4602076 | ARLINGTON | 114 | — | — | Compliant |
| HITCHCOCK SD4600161 | MILLER | 112 | — | — | Compliant |
| COUNTRY ROAD ESTATES SD4602204 | BLACK HAWK | 112 | — | — | Compliant |
| MCINTOSH SD4600197 | MCINTOSH | 111 | — | — | Compliant |
| SKYLINE HEIGHTS SD4600297 | SIOUX FALLS | 110 | — | — | Compliant |
| WESTWOOD COLONY SD4602353 | BRITTON | 110 | — | — | Compliant |
| WESTLINE WATER/GOLF COURSE SD4600206 | SISSETON | 110 | — | — | Compliant |
| KEN'S TRAILER COURT SD4600314 | SPEARFISH | 110 | — | — | Compliant |
| WITTEN SD4600374 | WITTEN | 110 | — | — | Compliant |
| WR/LJ - MELLETTE WEST PROJECT SD4602208 | MURDO | 110 | — | — | Compliant |
| ROSEDALE COLONY SD4602015 | MITCHELL | 110 | — | — | Compliant |
| KENEL WATER SYSTEM 084690507 | STANDING ROCK RESERVATION | 108 | — | — | Compliant |
| JOBEE ACRES SD4600019 | ABERDEEN | 108 | — | — | Compliant |
| CLAREMONT SD4600090 | BRITTON | 108 | — | — | Compliant |
| HERMOSA WATER USERS ASSOCIATION SD4602180 | HERMOSA | 108 | — | — | Compliant |
| VIVIAN SANITARY DISTRICT SD4600345 | VIVIAN | 108 | — | — | Compliant |
| WHITE ROCK COLONY SD4602027 | ROSHOLT | 108 | — | — | Compliant |
| SPINK COLONY SD4602059 | FRANKFORT | 108 | — | — | Compliant |
| MILLBROOK COLONY SD4602010 | MITCHELL | 108 | — | — | Compliant |
| WR/LJ - MELLETTE EAST SD4602254 | MURDO | 108 | — | — | Compliant |
| PLEASANT VALLEY COLONY SD4602086 | FLANDREAU | 107 | — | — | Compliant |
| HERRICK SD4600156 | HERRICK | 105 | — | — | Compliant |
| PLEASANT VALLEY ESTATES SD4600404 | ABERDEEN | 105 | — | — | Compliant |
| PRAIRIE HAVEN SUBDIVISION SD4602322 | BLACK HAWK | 105 | — | — | Compliant |
| BADGER SD4600032 | BADGER | 105 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690491 | ROSEBUD | 105 | — | — | Compliant |
| WESTFIELD ADDITION SD4600521 | SPEARFISH | 104 | — | — | Compliant |
| WAKPAMNI WATER SYSTEM 084690484 | PINE RIDGE | 104 | — | — | Compliant |
| DAVIS SD4600103 | DAVIS | 104 | — | — | Compliant |
| WESTVIEW HOMEOWNERS ASSOCIATION SD4600876 | SPEARFISH | 103 | — | — | Compliant |
| ROCKPORT COLONY SD4602014 | ALEXANDRIA | 101 | — | — | Compliant |
| DELL ACRES MOBILE HOME PARK SD4600063 | PIERRE | 100 | — | — | Compliant |
| HE DOG WATER SYSTEM 084690515 | ROSEBUD RESERVATION | 100 | — | — | Compliant |
| WARREN WTR CO INC, WARREN REUB SD4600510 | RAPID CITY | 100 | — | — | Compliant |
| SUNSHINE BIBLE ACADEMY SD4601029 | MILLER | 100 | — | — | Compliant |
| KIDDER WATER ASSOCIATION SD4600871 | BRITTON | 100 | — | — | Compliant |
| LONG LAKE COLONY SD4602051 | WESTPORT | 100 | — | — | Compliant |
| LAKEVIEW ACRES,C/O MYRIL ARCH SD4600517 | PIERRE | 100 | — | — | Compliant |
| OWEN MOBILE HOME COURT SD4600353 | WATERTOWN | 100 | — | — | Compliant |
| VA CENTER,C.R.WELDY,ENGR SERV SD4600505 | HOT SPRINGS | 100 | — | — | Compliant |
| BADLANDS NAT MONUMENT SD4600500 | INTERIOR | 100 | — | — | Compliant |
| GRACEVALE COLONY SD4602079 | WINFRED | 100 | — | — | Compliant |
| FARMER SUPPLY COMPANY SD4600410 | RAPID CITY | 100 | — | — | Compliant |
| D & E WATER COMPANY SD4600392 | BLACK HAWK | 100 | — | — | Compliant |
| QUINN SD4600251 | QUINN | 100 | — | — | Compliant |
| MESA VIEW WATER ASSOCIATION SD4602177 | SUMMERSET | 100 | — | — | Compliant |
| HEINERT`S TRAILER COURT 084690529 | ROSEBUD | 100 | — | — | Compliant |
| WESTMILLER WATER ASSOCIATION SD4602098 | BRITTON | 99 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690484 | PINE RIDGE | 99 | — | — | Compliant |
| PONDEROSA RIDGE SD4600863 | RAPID CITY | 98 | — | — | Compliant |
| CLARK COLONY SD4602063 | RAYMOND | 97 | — | — | Compliant |
| CRESBARD SD4600099 | CRESBARD | 96 | — | — | Compliant |
| GOLDEN MEADOWS SD4600516 | BLACK HAWK | 96 | — | — | Compliant |
| HEARTLAND COUNTRY RANCHETTES SD4602235 | BLACK HAWK | 95 | — | — | Compliant |
| COLLINS COLONY SD4602358 | IROQUOIS | 95 | — | — | Compliant |
| QUAAL WATER ASSOCIATION SD4602127 | BLACK HAWK | 95 | — | — | Compliant |
| RED IRON LAKE WATER SYSTEM 084690456 | AGENCY VILLAGE | 95 | — | — | Compliant |
| CROW CREEK WATER COMMISSION SD4690439 | FORT THOMPSON | 95 | — | — | Compliant |
| TIMBERLAND PARK SD4600412 | YANKTON | 95 | — | — | Compliant |
| HURON COLONY SD4602042 | HURON | 95 | — | — | Compliant |
| POTATO CREEK WATER SYSTEM 084690472 | PINE RIDGE | 95 | — | — | Compliant |
| GLENDALE COLONY SD4602060 | FRANKFORT | 95 | — | — | Compliant |
| ORLAND COLONY SD4602186 | MONTROSE | 95 | — | — | Compliant |
| BLACKFOOT WATER SYSTEM 084690450 | CHEYENNE RIVER RESERVATION | 94 | — | — | Compliant |
| PROSPECT MANOR MHC MI0040490 | SIOUX FALLS | 94 | — | — | Compliant |
| ROSEBUD UTILITIES COMMISSION SD4690495 | ROSEBUD | 94 | — | — | Compliant |
| EDEN SD4600113 | EDEN | 94 | — | — | Compliant |
| PEARL CREEK COLONY SD4602073 | IROQUOIS | 94 | — | — | Compliant |
| SUNRISE COLONY SD4600320 | SUMMIT | 94 | — | — | Compliant |
| IDEAL WATER SYSTEM 084690495 | RESERVATION | 94 | — | — | Compliant |
| CHEYENNE RIVER WATER AUTHORITY SD4690450 | EAGLE BUTTE | 94 | — | — | Compliant |
| MAYFIELD COLONY SD4602062 | VIENNA | 93 | — | — | Compliant |
| RED WILLOW COLONY SD4602352 | WHITE | 93 | — | — | Compliant |
| WEST RIVER/LYMAN JONES SD4600109 | MURDO | 92 | — | — | Compliant |
| HAZEL SD4600509 | WATERTOWN | 91 | — | — | Compliant |
| WALLACE SD4600350 | WALLACE | 91 | — | — | Compliant |
| TSCHETTER HUTTERIAN BRETHREN INC SD4602019 | OLIVET | 90 | — | — | Compliant |
| ST FRANCIS IND SCHOOL 084690520 | ST FRANCIS (ROSEBUD RES) | 90 | — | — | Compliant |
| HUTTERVILLE COLONY SOUTH DAKOTA INC SD4602026 | STRATFORD | 90 | — | — | Compliant |
| HILLCREST COLONY SD4602065 | GARDEN CITY | 90 | — | — | Compliant |
| BRENTWOOD COLONY-SOFT SD4602067 | WECOTA | 90 | — | — | Compliant |
| NORTHWOOD FIRST SUBDIVISION SD4602342 | ABERDEEN | 90 | — | — | Compliant |
| HARTS TRAILER PARK SD4600244 | PIERRE | 90 | — | — | Compliant |
| LAKE TRAVERSE UTILITY COMM. SD4690459 | PEEVER | 90 | — | — | Compliant |
| NEW ELM SPRINGS COLONY SD4602011 | ETHAN | 90 | — | — | Compliant |
| KEY CITY TRAILER COURT SD4600322 | STURGIS | 90 | — | — | Compliant |
| NEW EFFINGTON SIOUX WATER SYST 084690459 | LAKE TRAVERSE RESERVATION | 90 | — | — | Compliant |
| COUNTRY GROVE ESTATES SD4602138 | BRUCE | 90 | — | — | Compliant |
| CANOVA SD4600081 | CANOVA | 89 | — | — | Compliant |
| MOUND CITY SD4600219 | MOUND CITY | 89 | — | — | Compliant |
| SPRING CANYON WATER COMPANY SD4600015 | PIEDMONT | 89 | — | — | Compliant |
| DALLAS SD4600102 | DALLAS | 89 | — | — | Compliant |
| WOOD SD4600924 | WOOD | 88 | — | — | Compliant |
| SHARPS CORNER WATER SYSTEM 084690473 | PINE RIDGE | 88 | — | — | Compliant |
| AR RANCH SD4602379 | BLACKHAWK | 88 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690476 | PINE RIDGE | 88 | — | — | Compliant |
| WESTPORT SANITARY DISTRICT SD4600179 | ABERDEEN | 88 | — | — | Compliant |
| BRENTFORD SD4600065 | BRENTFORD | 88 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690473 | PINE RIDGE | 88 | — | — | Compliant |
| PORCUPINE WATER SYSTEM 084690509 | STANDING ROCK RESERVATION | 87 | — | — | Compliant |
| SPEARFISH MEADOWS SD4600875 | RAPID CITY | 87 | — | — | Compliant |
| MASKELL, VILLAGE OF NE3105104 | VERMILLION | 86 | — | — | Compliant |
| SHERIDAN LAKE HIGHLANDS, INC. SD4602285 | PIEDMONT | 85 | — | — | Compliant |
| OAK MOUNTAIN COUNTRY ESTATES SD4602151 | BLACK HAWK | 85 | — | — | Compliant |
| GREENWOOD COLONY SD4602022 | DELMONT | 85 | — | — | Compliant |
| WASTA SD4600352 | WASTA | 84 | — | — | Compliant |
| COUNTRY CLUB PROPERTY OWNERS - BF SD4602173 | BELLE FOURCHE | 84 | — | — | Compliant |
| OST SANITATION AND MAINTENANCE SD4690472 | PINE RIDGE | 83 | — | — | Compliant |
| COUNTRY CLUB ESTATES SD4600629 | HOT SPRINGS | 83 | — | — | Compliant |
| ROLLING MEADOWS SD4600620 | ABERDEEN | 83 | — | — | Compliant |
| HILLSIDE COLONY SD4602061 | DOLAND | 82 | — | — | Compliant |
| THE MEADOWS SD4600023 | ABERDEEN | 80 | — | — | Compliant |
| BIG BEND WATER SYSTEM 084690438 | FORT THOMPSON | 80 | — | — | Compliant |
| WILDWOOD WATER ASSOCIATION SD4600872 | RAPID CITY | 80 | — | — | Compliant |
| RIVERSIDE COLONY SD4602040 | HURON | 80 | — | — | Compliant |
| PLAINVIEW COLONY SD4602053 | LEOLA | 80 | — | — | Compliant |
| CAMROSE COLONY SD4602345 | FRANKFORT | 80 | — | — | Compliant |
| AGAR SD4600024 | AGAR | 80 | — | — | Compliant |
| NORTH MARTIN WATER SYSTEM 084690029 | PINE RIDGE | 78 | — | — | Compliant |
| INTERIOR SD4600171 | INTERIOR | 77 | — | — | Compliant |
| OAK LANE COLONY SD4602044 | ALEXANDRIA | 76 | — | — | Compliant |
| FAIRVIEW HEIGHTS, C/O M.MILLER SD4600394 | YANKTON | 75 | — | — | Compliant |
| UNITED ORDER OF SOUTH DAKOTA SD4602286 | HOT SPRINGS | 75 | — | — | Compliant |
| GANN VALLEY, TOWN OF SD4607010 | GANN VALLEY | 75 | — | — | Compliant |
| SHAMROCK COLONY SD4602267 | CARPENTER | 75 | — | — | Compliant |
| THUNDER BUTTE WATER SYSTEM 084690447 | EAGLE BUTTE | 75 | — | — | Compliant |
| LOURIE LANE HOMEOWNERS ASSOC SD4600416 | SPEARFISH | 75 | — | — | Compliant |
| CHEYENNE RIVER WATER AUTHORITY SD4690447 | EAGLE BUTTE | 75 | — | — | Compliant |
| TERRA COTTA ESTATES SD4602306 | PIEDMONT | 75 | — | — | Compliant |
| RIVERSIDE MOBILE HOME COURT SD4600508 | SPEARFISH | 75 | — | — | Compliant |
| FRUITDALE SD4600135 | FRUITDALE | 75 | — | — | Compliant |
| STRANDBURG SD4600319 | STRANDBURG | 74 | — | — | Compliant |
| ROCK RIDGE COURT SD4602209 | RAPID CITY | 74 | — | — | Compliant |
| OAK VALLEY TRAILER COURT SD4600507 | ST. ONGE | 74 | — | — | Compliant |
| BESTGEN ADDITION WATER COMPANY SD4600387 | PIEDMONT | 73 | — | — | Compliant |
| BRADLEY SD4600047 | BRADLEY | 72 | — | — | Compliant |
| PEACEFUL PINES II SD4602000 | BLACK HAWK | 71 | — | — | Compliant |
| REE HEIGHTS SD4600278 | REE HEIGHTS | 70 | — | — | Compliant |
| LEWIS AND CLARK WATER CO SD4600380 | YANKTON | 70 | — | — | Compliant |
| MANSFIELD WATER USERS ASSOCIATION SD4600200 | MANSFIELD | 70 | — | — | Compliant |
| SPENCER WATER CO SD4607009 | FT PIERRE | 70 | — | — | Compliant |
| HILLSIDE TRAILER COURT SD4607008 | BROOKINGS | 70 | — | — | Compliant |
| EDELWEISS MOUNTAIN IMPROVEMENT ASSOC SD4600273 | BLACK HAWK | 70 | — | — | Compliant |
| COUNTRY ACRES SD4600383 | YANKTON | 70 | — | — | Compliant |
| WILD TURKEY ESTATES II SD4602282 | BLACK HAWK | 70 | — | — | Compliant |
| S SPINK/N BEADLE RWS SD4600880 | MILLER | 70 | — | — | Compliant |
| THRALL MTN. PROPERTY OWNERS ASSOCIAT SD4600513 | BLACK HAWK | 70 | — | — | Compliant |
| SANDY MEAD HOUSING DEVELOPMENT SD4602130 | DAKOTA DUNES | 70 | — | — | Compliant |
| PRAIRIE HILLS RANCHETTES SD4600617 | BELLE FOURCHE | 70 | — | — | Compliant |
| CROOKED OAKS CANYON HOMEOWNERS SD4600915 | BLACK HAWK | 70 | — | — | Compliant |
| CORONA SD4600009 | CORONA | 69 | — | — | Compliant |
| TWIN BROOKS SD4600336 | TWIN BROOKS | 69 | — | — | Compliant |
| SIPHON HILL WATER ASSOCIATION SD4600272 | RAPID CITY | 68 | — | — | Compliant |
| LIBERTY HILLS COMMUNITY SD4600518 | HOT SPRINGS | 68 | — | — | Compliant |
| SPRING CREEK PRESERVE SD4602331 | SPEARFISH | 68 | — | — | Compliant |
| FALL RIVER WUD-NORTH SD4602316 | ORAL | 68 | — | — | Compliant |
| RICHMOND HEIGHTS HOMEOWNERS ASSOCIAT SD4600504 | ABERDEEN | 67 | — | — | Compliant |
| RIMROCK HIGHLAND ESTATES COMM ASSOC SD4602231 | PIEDMONT | 66 | — | — | Compliant |
| RED WAGON TRAILER COURT SD4600382 | YANKTON | 65 | — | — | Compliant |
| CHEYENNE RIVER WATER AUTHORITY SD4690444 | EAGLE BUTTE | 65 | — | — | Compliant |
| BARNARD SD4600883 | BARNARD | 65 | — | — | Compliant |
| UTICA SD4600338 | GAYVILLE | 65 | — | — | Compliant |
| GRASS RANGE COLONY SD4602009 | KIMBALL | 65 | — | — | Compliant |
| BEAR CREEK WATER SYSTEM 084690444 | EAGLE BUTTE | 65 | — | — | Compliant |
| SHIRT TAIL GULCH DEVELOPMENT SD4602232 | BLACK HAWK | 65 | — | — | Compliant |
| NORTH ALLEN WATER SYSTEM 084690030 | PINE RIDGE | 65 | — | — | Compliant |
| WOLF CREEK WATER SYSTEM 084690483 | PINE RIDGE | 65 | — | — | Compliant |
| NORTHERN LIGHTS MOBILE HOME PARK SD4602289 | YANKTON | 65 | — | — | Compliant |
| FAIRBURN WATER ASSOCIATION SD4600877 | FAIRBURN | 65 | — | — | Compliant |
| WHISPERING WILLOWS SD4602094 | BLACK HAWK | 64 | — | — | Compliant |
| COPPER OAKS I SD4602136 | NEW UNDERWOOD | 64 | — | — | Compliant |
| MCCROSSAN BOYS RANCH SD4600296 | SIOUX FALLS | 63 | — | — | Compliant |
| MEADOW CREST SANITARY DISTRICT SD4602258 | SPEARFISH | 63 | — | — | Compliant |
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