| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-10-08 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-09-15 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-10 | GCF US HOLDINGS LLC, COLUMBUS MODIFIED FIBER PLANT | Pass | State |
| 2018-05-10 | GCF US HOLDINGS LLC, COLUMBUS MODIFIED FIBER PLANT | Pass | State |
| 2018-05-10 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-09 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-09 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-09 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-09 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-08 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-08 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-08 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-08 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-07 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-05-07 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-03-19 | NOURYON PULP AND PERFORMANCE CHEMICALS LLC — high-priority violation on file | Pass | State |
| 2018-03-16 | NOURYON PULP AND PERFORMANCE CHEMICALS LLC — high-priority violation on file | Pass | State |
| 2018-03-15 | NOURYON PULP AND PERFORMANCE CHEMICALS LLC — high-priority violation on file | Pass | State |
| 2018-03-15 | NOURYON PULP AND PERFORMANCE CHEMICALS LLC — high-priority violation on file | Pass | State |
| 2018-02-28 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2018-02-28 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-28 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-28 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-28 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-27 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-27 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-27 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-02-27 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2018-01-30 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-01-30 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-01-30 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-01-30 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-01-29 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-01-29 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2018-01-29 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |