| 2022-12-29 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2022-11-21 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2022-10-05 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-05 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-05 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-05 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-10-04 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2022-09-29 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2022-06-14 | GCF US HOLDINGS LLC, COLUMBUS MODIFIED FIBER PLANT | Pass | State |
| 2022-06-14 | GCF US HOLDINGS LLC, COLUMBUS MODIFIED FIBER PLANT | Pass | State |
| 2022-05-24 | APAC MISSISSIPPI INC, COLUMBUS | Pass | State |
| 2022-05-16 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-05-16 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-03-10 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2022-03-02 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-03-02 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-24 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Fail | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |
| 2022-02-21 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |