Public Water Systems
654 active water systems in SD.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| HERMOSA-OLD SYSTEM | HERMOSA, SD | 420 | 37 | — |
| SOUTH CANYON COUNTRY ESTATES | RAPID CITY, SD | 420 | 30 | — |
| HERREID | HERREID, SD | 416 | 25 | — |
| CSP-BLUE BELL | CUSTER, SD | 413 | 0 | — |
| BIG STONE CITY | BIG STONE CITY, SD | 412 | 126 | — |
| WESTON HEIGHTS HOMEOWNERS ASSOCIATIO | PIEDMONT, SD | 412 | 33 | — |
| TERRY TROJAN WATER DISTRICT | BLACK HAWK, SD | 400 | 419 | — |
| HEARTLAND CAMPGROUND | BLACK HAWK, SD | 395 | 28 | — |
| HAYTI | HAYTI, SD | 393 | 29 | — |
| GAYVILLE | GAYVILLE, SD | 392 | 42 | — |
| OACOMA | OACOMA, SD | 386 | 48 | — |
| HURLEY | HURLEY, SD | 379 | 75 | — |
| ROSHOLT | ROSHOLT, SD | 379 | 400 | — |
| THE RANCH AT BLACK GAP | RAPID CITY, SD | 375 | 2 | — |
| RAFTER-J BAR RANCH | HILL CITY, SD | 374 | 0 | — |
| MYSTIC HILLS HIDEAWAY NORTH | DEADWOOD, SD | 369 | 3 | — |
| FAITH | FAITH, SD | 367 | 18 | — |
| RIMROCK WATER COMPANY LLC | ALADDIN, SD | 365 | 20 | — |
| CHESTER SANITARY DISTRICT | EGAN, SD | 363 | 122 | — |
| WHITE LAKE | WHITE LAKE, SD | 359 | 12 | — |
| BUTTE-MEADE SWD-VALE WELL | NEWELL, SD | 357 | 0 | — |
| PRAIRIE ACRES LLC | RAPID CITY, SD | 350 | 138 | — |
| BLUNT | MILLER, SD | 350 | 191 | — |
| KEYSTONE | KEYSTONE, SD | 349 | 50 | — |
| BUFFALO | BUFFALO, SD | 346 | 229 | — |
| HOVEN | HOVEN, SD | 346 | 95 | — |
| COUNTRY VILLAGE PARK | ABERDEEN, SD | 340 | 72 | — |
| 3 SONS RV PARK | YANKTON, SD | 339 | 3 | — |
| FLORENCE | FLORENCE, SD | 337 | 54 | — |
| BLUCKSBERG MOUNTAIN #2 | PIEDMONT, SD | 333 | 0 | — |
| HUDSON | HUDSON, SD | 332 | 30 | — |
| MOUNTAIN MEADOW RESORT | HILL CITY, SD | 330 | 30 | — |
| COLOME | COLOME, SD | 323 | 78 | — |
| HAY CREEK WATER COMPANY | BELLE FOURCHE, SD | 323 | 49 | — |
| STICKNEY | STICKNEY, SD | 321 | 12 | — |
| ETHAN | ETHAN, SD | 320 | 26 | — |
| PINE LAKE HILLS | SIOUX FALLS, SD | 320 | 56 | — |
| VALLEY HEIGHTS ESTATES INC | STURGIS, SD | 320 | 11 | — |
| VEBLEN | VEBLEN, SD | 317 | 206 | — |
| BISON | BISON, SD | 310 | 105 | — |
| BEAVER LAKE CAMPGROUND | CUSTER, SD | 300 | 56 | — |
| DOT REST AREA 517A-SPEARFISH | RAPID CITY, SD | 300 | 19 | — |
| RUSH MOUNTAIN ADVENTURE PARK | KEYSTONE, SD | 300 | 22 | — |
| THE GASLIGHT | RAPID CITY, SD | 300 | 53 | — |
| PRAIRIEWOOD PROPERTY OWNERS | ABERDEEN, SD | 300 | 20 | — |
| RUSHMORE MOUNTAIN COASTER | KEYSTONE, SD | 300 | 3 | — |
| CSP-BISON CENTER | CUSTER, SD | 300 | 0 | — |
| CSP-WILDLIFE STATION VC | CUSTER, SD | 297 | 0 | — |
| STAGEBARN SANITARY DISTRICT | RAPID CITY, SD | 295 | 70 | — |
| IROQUOIS | IROQUOIS, SD | 292 | 16 | — |