| Dorchester Co Career School (Sc1870109) | Dorchester, SC | 325 | 8 | - |
| Hilda Town of (Sc0610004) | Hilda, SC | 318 | 11 | - |
| Stuckey Town of (Sc4510003) | Stuckey, SC | 317 | 16 | - |
| Stanton's BBQ (Sc3470200) | Bennettsville, SC | 313 | 2 | - |
| Bgwc Parkwood S/D (3250029) | Elgin, SC | 311 | 23 | - |
| Asbury Hill UMC Camp (Sc2370678) | Cleveland, SC | 303 | 72 | - |
| New Holland W/D (Sc0220010) | Wagener, SC | 301 | 20 | - |
| Cottageville Bp (1570212) | Cottageville, SC | 300 | 0 | - |
| South of the Border (Sc1770208) | Dillon, SC | 300 | 16 | - |
| Dcws Reevesville (Sc1820002) | Summerville, SC | 300 | 0 | - |
| Bgwc Cedarwood (Sc3250047) | Elgin, SC | 300 | 4 | - |
| Ft Jackson-Ohio Range 20 (4070938) | Fort Jackson, SC | 300 | 0 | - |
| Metrolina Employee Housing (Sc4640005) | Clover, SC | 300 | 0 | - |
| Glen at Clover LLC the (Sc4660064) | Clover, SC | 300 | 77 | - |
| Olar Govan Water System (0510004) | Olar, SC | 291 | 25 | - |
| Cedar Valley MHP (Sc4660009) | Catawba, SC | 290 | 63 | - |
| Bgwc Harborside (Sc3270302) | Elgin, SC | 286 | 3 | - |
| Timber Lake I (Sc3750006) | Athens, SC | 283 | 16 | - |
| E Frierson School (Sc1070115) | North Charleston, SC | 281 | 5 | - |
| Camp Bob Cooper (Sc1470675) | Summerton, SC | 280 | 5 | - |
| Orangeburg County (Sc3810012) | Santee, SC | 280 | 0 | - |
| Hibiscus Homes (Sc4360037) | Sumter, SC | 280 | 27 | - |
| Green Earth PWS (Sc4610009) | Rock Hill, SC | 280 | 3 | - |
| Bgwc Falcon Ranches (Sc3250016) | Elgin, SC | 278 | 1 | - |
| River Oaks Retreat Center (Sc2370881) | West Columbia, SC | 276 | 29 | - |
| Bgwc Town Creek (Sc0450003) | Elgin, SC | 275 | 90 | - |
| Dcwa Calomet Valley (1850009) | Summerville, SC | 275 | 0 | Detected |
| Harleyville Elem School (Sc1870101) | Saint George, SC | 275 | 19 | - |
| North Shore Water Sys (Sc1470863) | Summerton, SC | 272 | 20 | - |
| Bgwc Bridgewater (Sc0450033) | Elgin, SC | 270 | 56 | - |
| Bgwc Haynie Builders (Sc0450063) | Elgin, SC | 270 | 56 | - |
| Bgwc Purdy Shores (0150014) | Elgin, SC | 268 | 780 | - |
| Lcca Head Start (1570115) | Walterboro, SC | 265 | 54 | - |
| Camp Longridge (Sc2070675) | Ridgeway, SC | 264 | 15 | - |
| Camp Longridge Ballfields (Sc2070678) | Ridgeway, SC | 264 | 2 | - |
| Daufuskie Isl Util-Melrose (Sc0750043) | Tequesta, SC | 263 | 36 | - |
| Crescent MHP (Sc4360011) | Albuquerque, SC | 259 | 76 | - |
| Nazarene Campground 2 (Sc0270801) | West Columbia, SC | 250 | 0 | - |
| Bjw&sa Point South (2750028) | Okatie, SC | 250 | 22 | - |
| Shield of Faith (4670957) | Rock Hill, SC | 250 | 6 | - |
| Ulmer Town of (Sc0310002) | Ulmer, SC | 245 | 15 | - |
| Oakhill S/D (Sc0250004) | New Ellenton, SC | 243 | 77 | - |
| Palmetto Bible Camp (Sc2370679) | Madison, SC | 242 | 7 | - |
| St James School (Sc1070143) | North Charleston, SC | 240 | 27 | - |
| McCall Ra Camp (Sc3970675) | Columbia, SC | 240 | 4 | - |
| Dsm Nutritional Products Llc(4530001) | Kingstree, SC | 240 | 46 | - |
| Furman Town of (Sc2510007) | Furman, SC | 238 | 29 | - |
| Hyde Park S/D (Sc2450001) | Des Peres, SC | 234 | 2 | - |
| Heron's Walk Phase 1 (Sc1850017) | Summerville, SC | 231 | 0 | - |
| Resonac Graphite America Inc (Sc1830007) | Ridgeville, SC | 230 | 10 | - |