| 2023-11-16 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-10-05 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-09-13 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-13 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-13 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-13 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-09-12 | CALEDONIA ENERGY PARTNERS LLC, CALEDONIA GAS STORAGE FACILITY | Pass | State |
| 2023-07-13 | TVA CALEDONIA COMBINED CYCLE PLANT | Pass | State |
| 2023-07-12 | TVA CALEDONIA COMBINED CYCLE PLANT | Pass | State |
| 2023-07-11 | TVA CALEDONIA COMBINED CYCLE PLANT | Pass | State |
| 2023-06-02 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-28 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-27 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-27 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-27 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-27 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-27 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-26 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-26 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-26 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-26 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-26 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-26 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-04-25 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-03-28 | GCF US HOLDINGS, LLC - COLUMBUS MILL — high-priority violation on file | Pass | State |
| 2023-03-16 | STEEL DYNAMICS COLUMBUS, LLC | Pass | State |