| 2021-12-03 | A J CONSTRUCTION INC, GALLATIN PLANT | JACKSON, Hinds, MS | Pass | State |
| 2021-12-03 | A J CONSTRUCTION INC, GALLATIN PLANT | JACKSON, Hinds, MS | Pass | State |
| 2021-11-30 | LEHMAN ROBERTS COMPANY, PLANT NUMBER 10 | BYHALIA, Marshall, MS | Pass | State |
| 2021-11-10 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-11-09 | ERGON REFINING INC — high-priority violation on file | VICKSBURG, Warren, MS | Pass | State |
| 2021-11-05 | DUNN ROADBUILDERS LLC, LAUREL PLANT | LAUREL, Jones, MS | Pass | State |
| 2021-10-26 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-10-26 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-10-26 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-10-13 | LEHMAN ROBERTS, PLANT 1 | WINONA, Montgomery, MS | Pass | State |
| 2021-09-28 | ERGON REFINING INC — high-priority violation on file | VICKSBURG, Warren, MS | Pass | State |
| 2021-09-27 | ERGON REFINING INC — high-priority violation on file | VICKSBURG, Warren, MS | Pass | State |
| 2021-09-16 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-09-14 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-09-14 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-08-12 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-08-12 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-08-12 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-08-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-08-09 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-07-15 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-07-15 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-07-15 | RAIN CII CARBON LLC | PURVIS, Lamar, MS | Pass | State |
| 2021-07-15 | RAIN CII CARBON LLC | PURVIS, Lamar, MS | Pass | State |
| 2021-07-14 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-06-17 | LEHMAN ROBERTS COMPANY, PLANT NUMBER 7 | BATESVILLE, Panola, MS | Pass | State |
| 2021-06-16 | LEHMAN ROBERTS COMPANY, PLANT NUMBER 11 | OXFORD, Lafayette, MS | Pass | State |
| 2021-06-16 | LEHMAN ROBERTS COMPANY, PLANT NUMBER 11 | OXFORD, Lafayette, MS | Pass | State |
| 2021-06-15 | LEHMAN ROBERTS COMPANY, PLANT NUMBER 6 | HERNANDO, DeSoto, MS | Pass | State |
| 2021-06-04 | APAC MISSISSIPPI INC, TUPELO ASPHALT PLANT | TUPELO, Lee, MS | Pass | State |
| 2021-05-12 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-05-12 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-04-21 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-04-21 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-04-21 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-04-06 | APAC MISSISSIPPI INC, YAZOO CITY ASPHALT | YAZOO CITY, Yazoo, MS | Pass | State |
| 2021-03-26 | APAC MISSISSIPPI INC, CANTON | CANTON, Madison, MS | Pass | State |
| 2021-03-03 | HUNT SOUTHLAND REFINING COMPANY LLC | HEIDELBERG, Jones, MS | Pass | State |
| 2021-03-02 | HUNT SOUTHLAND REFINING COMPANY LLC | HEIDELBERG, Jones, MS | Pass | State |
| 2021-01-20 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-01-20 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-01-20 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2021-01-20 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |