Public Water Systems
654 active public water systems in SD, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Trent | Trent, SD | 206 | 126 | - |
| State Veterans Home | Hot Springs, SD | 205 | 113 | - |
| Pine Hills Park | Summerset, SD | 200 | 253 | - |
| Boulder Park Water Users Association | Rapid City, SD | 200 | 73 | - |
| Blue Wing Recreation Area | Rapid City, SD | 200 | 3 | - |
| Chapel in the Hills | Rapid City, SD | 200 | 7 | - |
| Rushmore Tramway Adventures | Keystone, SD | 200 | 18 | - |
| Doland | Doland, SD | 199 | 32 | - |
| Mellette | Redfield, SD | 199 | 38 | - |
| Saint Lawrence | Miller, SD | 198 | 263 | - |
| Upland Colony | Artesian, SD | 198 | 375 | - |
| Rendezvous Ranch | Black Hawk, SD | 195 | 102 | Clean |
| Lantern Estates | Spearfish, SD | 192 | 248 | - |
| Mission Hill | Mission Hill, SD | 190 | 50 | - |
| South Shore | South Shore, SD | 189 | 117 | - |
| Roslyn | Roslyn, SD | 181 | 66 | - |
| Wentworth | Egan, SD | 181 | 70 | - |
| Pine Cliff Estates | Black Hawk, SD | 180 | 108 | - |
| Walnut Park | Spearfish, SD | 180 | 219 | - |
| Htr Black Hills Resorts | Rapid City, SD | 180 | 47 | - |
| East Winds Court, Inc. | Yankton, SD | 180 | 26 | - |
| Oaks Water Users Association | New Underwood, SD | 180 | 166 | - |
| Horseshoe Acres Water Association | Piedmont, SD | 180 | 35 | - |
| Apple Springs Subdivision | Hill City, SD | 180 | 6 | - |
| Paradise Water Company LLC | Lead, SD | 178 | 2 | - |
| Badlands/White River KOA Kampground | Rapid City, SD | 174 | 49 | - |
| Spring Creek Acres | Black Hawk, SD | 172 | 64 | - |
| Rapid City Mobile Home Park | Black Hawk, SD | 170 | 298 | - |
| Wessington | Wessington, SD | 170 | 140 | - |
| Spencer | Spencer, SD | 170 | 78 | - |
| Prairie Acres South | Rapid City, SD | 170 | 278 | - |
| Strato Rim Estates Water Company | Rapid City, SD | 170 | 512 | - |
| Rushmore Ranch Estates | Black Hawk, SD | 168 | 70 | - |
| Paradise Cove, LLC | Hill City, SD | 167 | 29 | - |
| T C & G Rural Water System | Mobridge, SD | 166 | 132 | - |
| Steel Wheel Campground and Convenien | Black Hawk, SD | 166 | 0 | - |
| Usfs-Bhnf Pactola Campground | Hill City, SD | 166 | 5 | - |
| Hosmer | Hosmer, SD | 164 | 19 | - |
| Peever | Britton, SD | 164 | 28 | - |
| Spearfish Valley Mobile Estates | Spearfish, SD | 163 | 26 | - |
| Canyon Springs Water and Sewer Distr | Black Hawk, SD | 163 | 0 | - |
| Volin | Volin, SD | 161 | 20 | - |
| Whitewood Forest Acres | Whitewood, SD | 160 | 6 | - |
| Letcher | Letcher, SD | 159 | 58 | - |
| Ramona | Arlington, SD | 159 | 405 | - |
| Timberwood Park Estates | Piedmont, SD | 158 | 2 | - |
| Black Hawk Creek RV Park | Black Hawk, SD | 158 | 0 | - |
| Westberry Trails Water Users Assoc | Piedmont, SD | 155 | 253 | - |
| Delmont | Delmont, SD | 153 | 28 | - |
| University Estates | Brookings, SD | 150 | 71 | - |