We found 159 public water systems that could serve the same population as Flying J Travel Plaza (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Rapid City | Rapid City | 66,481 | 124 | 6 |
| Black Hawk City Of | Black Hawk | 15,167 | 57 | 37 |
| Rapid Valley Sanitary District | Rapid City | 9,075 | 40 | 7 |
| Black Hawk Water User District | Black Hawk | 3,750 | 0 | 53 |
| Colonial Pine Hills Sanitary Distric | Rapid City | 1,200 | 0 | 23 |
| Chapel Lane Water Company | Piedmont, Rapid City | 1,200 | 0 | 4 |
| Rapid City Regional Airport | Rapid City | 1,200 | 0 | 0 |
| Reptile Gardens Inc | Rapid City | 1,169 | 0 | 6 |
| Northdale Sanitary District | Black Hawk, Piedmont | 1,075 | 0 | 4 |
| Bear Country Usa | Black Hawk, Rapid City | 1,021 | 0 | 79 |
| Palmer Gulch Lodge/mt Rushmore Koa | Black Hawk, Hill City | 850 | 0 | 4 |
| Cosmos Mystery Area | Rapid City | 600 | 0 | 10 |
| Flying J Travel Plaza | Black Hawk, Rapid City | 560 | 0 | 51 |
| Country Store At The Forks | Rapid City | 500 | 0 | 2 |
| The Ranch Amusement Park | Rapid City | 500 | 0 | 0 |
| Countryside | Rapid City | 492 | 0 | 0 |
| Hisega Meadows Water Inc | Rapid City | 486 | 0 | 5 |
| Tee Pee Campground | Rapid City | 440 | 0 | 11 |
| South Canyon Country Estates | Rapid City | 420 | 0 | 10 |
| Terry Trojan Water District | Black Hawk, Deadwood, Lead | 400 | 0 | 147 |
| Dot Rest Area 504-505a-tilford | Pierre, Rapid City | 400 | 0 | 0 |
| Hart Ranch | Rapid City | 390 | 0 | 80 |
| Sun Valley Development | Piedmont, Rapid City | 385 | 0 | 1 |
| Weston Heights Homeowners Associatio | Rapid City | 372 | 0 | 9 |
| Prairie Acres Llc | Rapid City | 325 | 0 | 56 |
| Pine Grove | Rapid City | 312 | 0 | 13 |
| The Ranch At Black Gap | Rapid City | 305 | 0 | 1 |
| Dot Rest Area 517a-spearfish | Pierre, Rapid City | 300 | 0 | 8 |
| Pine Hills Park | Black Hawk, Whitewood | 300 | 0 | 90 |
| Stagebarn Sanitary District | Black Hawk, Piedmont, Rapid City | 293 | 0 | 24 |
| Prairie Acres North | Rapid City | 292 | 0 | 101 |
| Heartland Campground | Black Hawk, Hermosa | 270 | 0 | 11 |
| Carriage Hills | Piedmont, Rapid City | 267 | 0 | 5 |
| Happy Holiday Rv Resort | Mercer Island, Rapid City | 264 | 0 | 106 |
| Trail West Sanitary District | Black Hawk, Piedmont | 260 | 0 | 0 |
| Woodland Hills | Black Hawk | 255 | 0 | 27 |
| YMCA GIRAFFIC PARK | Rapid City | 250 | 0 | 20 |
| Valley View Water Company | Black Hawk, Rapid City | 248 | 0 | 27 |
| Blue Wing Recreation Area | Hill City, Rapid City | 200 | 0 | 1 |
| Chapel In The Hills | Rapid City | 200 | 0 | 3 |
| Medicine Mountain Scout Camp | Black Hawk, Rapid City | 200 | 0 | 13 |
| Mystery Mountain Resort | Rapid City | 200 | 0 | 25 |
| Rendezvous Ranch | Black Hawk | 195 | 0 | 51 |
| Rapid City Rv Park And Cg | Rapid City | 188 | 0 | 50 |
| Oaks Water Users Association | Piedmont, Rapid City | 180 | 0 | 65 |
| Edelweiss Mountain Improvement Assoc | Black Hawk, Rapid City | 172 | 0 | 195 |
| Pine Cliff Estates | Black Hawk, Rapid City | 170 | 0 | 51 |
| Prairie Acres South | Rapid City | 168 | 0 | 126 |
| Strat-o-rim Estates Water Company | Rapid City | 165 | 0 | 234 |
| Cimarron Park | Black Hawk, Cedaredge | 160 | 0 | 123 |
| Westberry Trails Water Users Assoc | Piedmont, Rapid City | 152 | 0 | 75 |
| Viewfield Rural Water System | Black Hawk, New Underwood | 150 | 0 | 16 |
| Sunset Ranch | Piedmont, Rapid City | 150 | 0 | 23 |
| Steel Wheel Campground And Convenien | Black Hawk, Deadwood | 150 | 0 | 0 |
| Bj's Hermosa | Black Hawk | 150 | 0 | 9 |
| Black Hills Chairlift | Black Hawk, Lead | 150 | 0 | 6 |
| Black Hills Maze | Rapid City | 150 | 0 | 1 |
| Black Hills Jellystone Rv Resort | Rapid City | 150 | 0 | 0 |
| Spring Creek Acres | Black Hawk, Hot Springs | 145 | 0 | 16 |
| High Meadows Water Company | Black Hawk | 140 | 0 | 11 |
| Golden Valley Water Company | Black Hawk, Rapid City | 138 | 0 | 13 |
| Midland Heights | Black Hawk, Piedmont | 130 | 0 | 11 |
| Rushmore Ranch Estates | Black Hawk | 128 | 0 | 31 |
| Dinosaur Museum | Columbus, Rapid City | 125 | 0 | 13 |
| Deer Mountain/union Resort | Lead, Rapid City | 125 | 0 | 84 |
| Rushmore Inn And Suites | Rapid City | 125 | 0 | 0 |
| East Ridge Acres | Black Hawk, Piedmont | 115 | 0 | 0 |
| D&j Mobile Home Park | Black Hawk, Spearfish | 112 | 0 | 0 |
| Dry Creek Estates | Black Hawk | 105 | 0 | 0 |
| Peaceful Pines Ii | Black Hawk | 102 | 0 | 0 |
| Mesa View Water Association | Rapid City, Summerset | 100 | 0 | 0 |
| Gcc Dacotah - East/west/north | Rapid City | 100 | 0 | 0 |
| Rapid City Athletic Club | Rapid City | 100 | 0 | 0 |
| Johnson Siding/rimrock Tavern | Rapid City | 100 | 0 | 0 |
| Sgt. Preston's Pizza | Rapid City | 100 | 0 | 0 |
| Farmer Supply Company | Rapid City | 100 | 0 | 0 |
| Gaslight Restaurant & Lounge | Rapid City | 100 | 0 | 0 |
| The Outpost | Rapid City | 100 | 0 | 0 |
| Golden Meadows | Black Hawk | 96 | 0 | 0 |
| Heartland Country Ranchettes | Black Hawk, Hermosa | 95 | 0 | 0 |
| Black Hills Children's Home | Piedmont, Rapid City, Sioux Falls | 95 | 0 | 0 |
| Ponderosa Ridge | Rapid City | 90 | 0 | 0 |
| Fish-n-fry Campground | Black Hawk, Deadwood | 90 | 0 | 0 |
| Horse Creek Inn-restaurant Well | Rapid City | 90 | 0 | 0 |
| Wagon Wheel Mobile Home Park | Rapid City | 90 | 0 | 0 |
| Whispering Willows | Black Hawk, Piedmont | 90 | 0 | 0 |
| Spring Canyon Water Company | Piedmont, Rapid City | 89 | 0 | 0 |
| Creative Kids Too Preschool & Daycar | Piedmont, Rapid City | 87 | 0 | 0 |
| Placerville Camp | Rapid City | 84 | 0 | 0 |
| Quaal Water Association | Black Hawk | 83 | 0 | 0 |
| Wildwood Water Association | Rapid City | 80 | 0 | 0 |
| Timberwood Park Estates | Piedmont, Rapid City | 75 | 0 | 0 |
| Terra Cotta Estates | Piedmont, Rapid City | 75 | 0 | 0 |
| Coca Cola Bottling Co | Rapid City | 75 | 0 | 0 |
| Ponderosa Mobile Home Ranch | Rapid City | 75 | 0 | 0 |
| Crooked Oaks Canyon Homeowners | Black Hawk, Piedmont | 75 | 0 | 0 |
| Oak Mountain Country Estates | Black Hawk, Deadwood | 70 | 0 | 0 |
| Thrall Mtn. Property Owners Associat | Black Hawk, Rapid City | 70 | 0 | 0 |
| Calvary Baptist Church & Schoo | Rapid City | 70 | 0 | 0 |
| Rimrock Highland Estates Comm Assoc | Piedmont, Rapid City | 68 | 0 | 0 |
| Autumn Meadows Sanitary District | Black Hawk, Piedmont | 68 | 0 | 0 |
| Sheridan Lake Highlands | Piedmont, Rapid City | 66 | 0 | 0 |
| Siphon Hill Water Association | Rapid City | 65 | 0 | 0 |
| Copper Oaks I | Piedmont, Rapid City | 64 | 0 | 0 |
| Elk Valley Ranchettes | Piedmont, Rapid City | 62 | 0 | 0 |
| Cedar Canyon Wesleyan Camp | Rapid City | 62 | 0 | 0 |
| Canyon Lake Resort | Rapid City | 60 | 0 | 0 |
| Rushmore Hockey Association | Rapid City | 60 | 0 | 0 |
| High Meadows Ranchettes | Black Hawk, Rapid City | 58 | 0 | 0 |
| Cavalry Trails Homeowner Association | Piedmont, Rapid City | 55 | 0 | 0 |
| Owanka Rural Water System | Black Hawk, Owanka | 52 | 0 | 0 |
| Canyon Springs Preserve Hoa | Black Hawk, Rapid City | 50 | 0 | 0 |
| West Nike Subdivision | Rapid City | 50 | 0 | 0 |
| Ramada Inn | Black Hawk | 50 | 0 | 0 |
| H2o Clear Solutions, Llc | Flower Mound, Rapid City | 50 | 0 | 0 |
| Hidden Valley Campground | Black Hawk, Deadwood | 50 | 0 | 0 |
| Indian West/smokehouse Ii/gunv | Rapid City | 50 | 0 | 0 |
| Triple R Ranch Campground | Rapid City | 50 | 0 | 0 |
| Sunnyside Mobile Home Court | Rapid City | 50 | 0 | 0 |
| Hillside Country Cabins | Rapid City | 49 | 0 | 0 |
| Boxelder High Country Association | Rapid City | 47 | 0 | 0 |
| Golden Hills Homes | Piedmont, Rapid City | 47 | 0 | 0 |
| Cedar Gulch I | Rapid City | 45 | 0 | 0 |
| Three Flags Rv Park | Black Hawk | 45 | 0 | 0 |
| Whispering Pines Water Association | Rapid City | 45 | 0 | 0 |
| Thunderhead Episcopal Camp | Rapid City, Sioux Falls | 45 | 0 | 0 |
| Whispering Pines Campground | Rapid City | 41 | 0 | 0 |
| Kemp's Kamp West | Keystone, Rapid City | 40 | 0 | 0 |
| Westview Water C/o Ww Lage | Rapid City | 40 | 0 | 0 |
| Valhalla Addition | Black Hawk, Sturgis | 38 | 0 | 0 |
| Pactola Pines Store | Custer, Rapid City | 35 | 0 | 0 |
| Gcc Dacotah-north Quarry Well | Rapid City | 35 | 0 | 0 |
| Rimrock Ridge Water Association | Rapid City | 35 | 0 | 0 |
| High Sheridan Ranch | Black Hawk, Rapid City | 33 | 0 | 0 |
| Highland Hills | Rapid City | 32 | 0 | 0 |
| Ponderosa Park | Rapid City | 31 | 0 | 0 |
| Norris Peak Water Users Assoc | Black Hawk, Rapid City | 30 | 0 | 0 |
| Hidden Valley Water Association Inc | Rapid City | 30 | 0 | 0 |
| Storm Mountain Center | Mitchell, Rapid City | 30 | 0 | 0 |
| Shipwreck Lee's | Rapid City | 30 | 0 | 0 |
| Black Hills Power & Light | Rapid City | 30 | 0 | 0 |
| The Niche Sanitary District | Black Hawk, Sturgis | 30 | 0 | 0 |
| Rimrock Heights Homeowners Associati | Rapid City | 28 | 0 | 0 |
| Cedar Gulch Ii | Piedmont, Rapid City | 27 | 0 | 0 |
| Whispering Winds Cottages | Hill City, Rapid City | 25 | 0 | 0 |
| Ponderosa Water Company | Piedmont, Rapid City | 25 | 0 | 0 |
| Pineview Water Association | Piedmont, Rapid City | 25 | 0 | 0 |
| Lake Park Campground | Rapid City | 25 | 0 | 0 |
| Horse Creek Inn-cg Well | Rapid City | 25 | 0 | 0 |
| Horse Creek Inn-cabin Well | Rapid City | 25 | 0 | 0 |
| Salvation Army Camp | Rapid City | 25 | 0 | 0 |
| Camp Rimrock - Presbytery Of South D | Onida, Rapid City | 25 | 0 | 0 |
| Pactola Water Association | Black Hawk, Rapid City | 25 | 0 | 0 |
| Founding Fathers At Independence Hal | Rapid City | 25 | 0 | 0 |
| Motel Valley | Rapid City | 25 | 0 | 0 |
| Black Hills Packing Co. | Rapid City | 25 | 0 | 0 |
| Usfs-bhnf Flynn Creek Pg | Rapid City | 25 | 0 | 0 |
| Valley Heights | Box Elder, Rapid City | 25 | 0 | 0 |
| Gas Light | Rapid City | 25 | 0 | 0 |