| SUMMERVILLE CPW (SC1810003) | 81,750 | 13 | Detected |
| DCWA KNIGHTSVILLE (1820001) | 40,141 | 20 | Detected |
| DCWS ASHLEY PHOSPHATE (SC1820008) | 26,076 | 11 | Detected |
| ST GEORGE TOWN OF (1810001) | 2,300 | 18 | — |
| DCWS/CLAY FIELD DRIVE (SC1850014) | 1,648 | 0 | — |
| LIEBER CORRECTIONAL INSTITUTE (1870050) | 1,646 | 37 | — |
| DCWS SOUTHERN PALMS (SC1850011) | 1,494 | 7 | — |
| RIDGEVILLE INDUSTRIAL CAMPUS (SC1830031) | 1,000 | 0 | — |
| DCWS WOODLAND HIGH SCHOOL (1870119) | 1,000 | 0 | — |
| HARLEYVILLE TOWN OF (SC1810002) | 946 | 4 | — |
| DCWS EDISTO TRIBAL COUNCIL (1850010) | 925 | 4 | — |
| DCWA TRANQUIL ACRES (1820003) | 858 | 1 | — |
| RIDGEVILLE TOWN OF (SC1810004) | 710 | 33 | — |
| DORCHESTER CO CAREER SCHOOL (SC1870109) | 325 | 8 | — |
| DCWS REEVESVILLE (SC1820002) | 300 | 0 | — |
| DCWA CALOMET VALLEY (1850009) | 275 | 0 | Detected |
| HARLEYVILLE ELEM SCHOOL (SC1870101) | 275 | 19 | — |
| HERON'S WALK PHASE 1 (SC1850017) | 231 | 0 | — |
| RESONAC GRAPHITE AMERICA INC (SC1830007) | 230 | 10 | — |
| HM SOUTHEAST CEMENT HARLEYVILLE 1830001 | 180 | 8 | — |
| DCWS CALEB COURT (SC1850015) | 156 | 0 | — |
| DCWS CONOFLOW (SC1820007) | 150 | 8 | — |
| CROSSROADS BBQ (SC1872003) | 150 | 0 | — |
| QUIKRETE CONSTRUCTION MATERIAL (1830005) | 105 | 25 | — |
| DCWS I-95 (SC1870914) | 102 | 53 | — |
| DCWS BUILDING (1870903) | 100 | 7 | — |
| INN AT MIDDLETON PLACE (SC1870400) | 85 | 0 | — |
| MIDDLETON PLACE (SC1870902) | 85 | 30 | — |
| DCWS HIGHWAY 17A (1820009) | 50 | 2 | — |
| PRIMO-FOOD LION 1542 (SC1880010) | 50 | 0 | — |
| RONNIES STATION (1870200) | 26 | 2 | — |
| ENK 892 (SC1870205) | 26 | 1 | — |
| CARTER FAST STOP #3 (SC1870212) | 26 | 5 | — |
| SCPRT-GIVHAN'S PARK (SC1870600) | 26 | 3 | — |
| BROSNAN FOREST #1 (SC1870675) | 26 | 9 | — |
| BROSNAN FOREST #2 (1870676) | 26 | 4 | — |
| FRANCIS BEIDLER FOREST (SC1870901) | 26 | 2 | — |
| DORCHESTER SHRINE CLUB (SC1870906) | 26 | 0 | — |
| JRS GROCERY (SC1870912) | 26 | 13 | — |
| COUNTRY CORNER 8 (SC1870915) | 26 | 8 | — |
| SC DPS NORTHBOUND I95 WEIGH STATION | 26 | 4 | — |
| GATHERINGS LLC (SC1874001) | 26 | 0 | — |
| DCWA KNIGHTSVILLE-RO UNIT (1880001) | 26 | 0 | — |
| PRIMO-WALMART 0628 (1880008) | 26 | 0 | — |
| PRIMO-WALMART 1037 (SC1880009) | 26 | 0 | — |
| PRIMO-WALMART 6174 (1880014) | 26 | 0 | — |
| PRIMO-WALMART 5279 (SC1880016) | 26 | 0 | — |
| PRIMO-LOWES FOODS 270 (SC1880017) | 26 | 0 | — |
| PRIMO-FOOD LION 2247 (SC1880018) | 26 | 0 | — |
| PRIMO-PUBLIX 0824 (SC1880019) | 26 | 0 | — |