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 |
|---|---|---|---|---|
| Cheyenne Crossing Store | Lead, SD | 150 | 53 | - |
| Black Hills Chairlift | Black Hawk, SD | 150 | 12 | - |
| Maxwell Colony | Scotland, SD | 150 | 430 | - |
| Deerfield Colony | Ipswich, SD | 150 | 18 | - |
| Custers Gulch RV Park-#1Sw | Custer, SD | 150 | 3 | - |
| Batesland | Martin, SD | 148 | 827 | - |
| Custer-Mount Rushmore KOA-Rear/Cg | Black Hawk, SD | 146 | 108 | - |
| KOA Hill City/Needles Highway | Black Hawk, SD | 146 | 11 | - |
| Isabel | Isabel, SD | 145 | 299 | - |
| Usfs-Bhnf Woodsy/Smokey Cg | Hill City, SD | 145 | 16 | - |
| Northville | Northville, SD | 143 | 69 | - |
| Conde | Conde, SD | 142 | 42 | - |
| Fordham Colony | Carpenter, SD | 142 | 178 | - |
| High Meadows Water Company | Black Hawk, SD | 140 | 41 | - |
| Sunset Colony | Britton, SD | 140 | 461 | - |
| Brentwood Colony | Faulkton, SD | 137 | 305 | - |
| B & J Mobile Home Park | Rapid City, SD | 135 | 5 | - |
| Black Hills Water Distribution, LLC | Belle Fourche, SD | 135 | 234 | - |
| Blumengard Colony | Faulkton, SD | 133 | 48 | - |
| Midland Heights | Rapid City, SD | 130 | 32 | - |
| Coe-Lk S/Left Tailrace | Chamberlain, SD | 130 | 5 | - |
| Pierpont | Pierpont, SD | 129 | 34 | - |
| Custers Gulch RV Park-#2Ne | Custer, SD | 129 | 0 | - |
| Pine Haven Venue and Lodging | Black Hawk, SD | 128 | 0 | - |
| Buffalo Gap | Buffalo Gap, SD | 126 | 514 | - |
| Deer Mountain Sanitary District | Lead, SD | 125 | 263 | - |
| Gfp-West Bend Recreation Area | Pierre, SD | 125 | 52 | - |
| Sanborn Central School District | Letcher, SD | 125 | 266 | - |
| Larsson's Crooked Creek Cg-North Wel | Black Hawk, SD | 124 | 58 | - |
| Usfs-Bhnf Roubaix Lake Cg | Hill City, SD | 124 | 12 | - |
| Three Forks Campground and RV Park | Hill City, SD | 122 | 52 | - |
| Rolling Dice Subdivision | Piedmont, SD | 122 | 3 | - |
| Java | Java, SD | 121 | 42 | - |
| Midland | Midland, SD | 120 | 121 | - |
| Vale Sanitary District | Vale, SD | 120 | 104 | - |
| Wild Bill's Campground | Deadwood, SD | 120 | 29 | - |
| Clearfield Colony | Delmont, SD | 120 | 132 | - |
| Evergreen Colony | Faulkton, SD | 120 | 59 | - |
| Spearfish Forest Products | Spearfish, SD | 120 | 0 | - |
| Two Rivers Golf Club | Dakota Dunes, SD | 120 | 3 | - |
| Newdale Colony | Elkton, SD | 119 | 99 | - |
| East Ridge Acres | Rapid City, SD | 118 | 21 | - |
| Lakeview Colony | Lake Andes, SD | 118 | 242 | - |
| Oelrichs | Oelrichs, SD | 117 | 99 | - |
| Lesterville | Lesterville, SD | 115 | 101 | - |
| Ray Smith HOA-Rs East Well | Black Hawk, SD | 115 | 19 | - |
| Spring Lake Colony | Arlington, SD | 114 | 300 | - |
| Fish-N-Fry Campground | Black Hawk, SD | 113 | 33 | - |
| Rushmore Under Canvas | Black Hawk, SD | 113 | 0 | - |
| Hitchcock | Miller, SD | 112 | 23 | - |