| ASCENT RESOURCES - UTICA LLC - BETTS N LND GR | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - BOUSKA FRE HR | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - ELLEN MRF HR | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - HENRY LND GR | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - JONES 21-11-6 WELL PAD | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - LAKE 20-11N-7W | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - LAWSON 19-11N-7W | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - MILLER FARMS E WSG GR | Air | — | — | — | No Violation Identified |
| ASCENT RESOURCES - UTICA LLC - RED HILL FARMS 1-3N-1W | Air | — | — | — | No Violation Identified |
| EOG RESOURCES - XAVIER CTB | Air | — | — | — | No Violation Identified |
| EOG RESOURCES INC - WOLVERINE CTB | Air | — | — | — | No Violation Identified |
| FAMILY DOLLAR #10747 | Hazardous waste | — | — | — | No Violation Identified |
| FREEPORT PRESS INC | Hazardous waste | — | — | — | No Violation Identified |
| FREEPORT PRESS, INC. | Air, Water | 1 | — | — | No Violation Identified |
| FREEPORT RV PARK WWTP | Water | — | — | — | No Violation Identified |
| FREEPORT VILLAGE PWS-FREEPORT PWS | Drinking water | — | 1 | — | No Violation Identified |
| GULFPORT APPALACHIA, LLC - CLAY WELL PAD | Air | — | — | — | No Violation Identified |
| GULFPORT APPALACHIA, LLC - DAVIDSON | Air | — | — | — | No Violation Identified |
| GULFPORT APPALACHIA, LLC - LUYSTER PAD | Air | — | — | — | No Violation Identified |
| GULFPORT APPALACHIA, LLC - MILLIKEN | Air | — | — | — | No Violation Identified |
| GULFPORT APPALACHIA, LLC - VOZAR | Air | — | — | — | No Violation Identified |
| HARDCORE RECYCLING AND TOWING | Hazardous waste | — | — | — | No Violation Identified |
| JONES EQUIPMENT | Hazardous waste | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - HARRISON WEST CS | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - JONES STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - LAKE CS | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - LAKE LND STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - LAWSON STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - MCCLLELAND STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - MILLER STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - RIPLEY STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - SCOTT HILL STATION | Air | — | — | — | No Violation Identified |
| MARKWEST ENERGY PARTNERS - VOZAR STATION | Air | — | — | — | No Violation Identified |
| MARKWEST HARRISON WEST COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| MARKWEST LAKE COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| ROSEBUD MINING CO - VAIL MINE | Water | — | — | — | No Violation Identified |
| ROSEBUD MINING COMPANY - VAIL MINE (RILA SITE) | Air | — | — | — | No Violation Identified |
| ROSEBUD MINING GINGER BEND MINE | Water | 1 | — | — | No Violation Identified |
| VAIL SOUTH REFUSE DISPOSAL FAC | Water | — | — | — | No Violation Identified |
| VILLAGE OF FREEPORT WATER TREATMENT PLANT | Water | 4 | — | — | Violation Identified |
| VILLAGE OF FREEPORT WWTP | Water | 1 | — | — | Significant Violation |