| 2022-12-20 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-12-14 | INEOS ABS (USA) CORPORATION — high-priority violation on file | Pass | State |
| 2022-12-13 | INEOS ABS (USA) CORPORATION — high-priority violation on file | Pass | State |
| 2022-12-06 | GSF ENERGY, LLC | Pass | State |
| 2022-11-28 | UNIVERSITY OF CINCINNATI | Pass | State |
| 2022-11-28 | UNIVERSITY OF CINCINNATI | Pass | State |
| 2022-11-22 | CONSOLIDATED PACKAGING GROUP — high-priority violation on file | Pass | State |
| 2022-10-26 | UNIVERSITY OF CINCINNATI | Pass | State |
| 2022-10-19 | MILL CREEK WWTP | Pass | State |
| 2022-10-18 | MILL CREEK WWTP | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | Pass | State |
| 2022-09-15 | GM CEREALS PROPERTIES, INC. | Pass | State |
| 2022-09-15 | GM CEREALS PROPERTIES, INC. | Pass | State |
| 2022-09-14 | NEXPERA FORT HILL PLANT | Pass | State |
| 2022-08-26 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-25 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-25 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-25 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-25 | EMERY OLEOCHEMICALS LLC | Pass | State |
| 2022-08-25 | EMERY OLEOCHEMICALS LLC | Pass | State |
| 2022-08-25 | EMERY OLEOCHEMICALS LLC | Pass | State |
| 2022-08-24 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-24 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-24 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-24 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-23 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-23 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-23 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-23 | MILL CREEK WWTP | Pass | State |
| 2022-08-22 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-22 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-22 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-22 | GIVAUDAN FLAVORS CORPORATION | Pass | State |
| 2022-08-18 | CROSBY-HARRISON COMPRESSOR STATION | Pass | State |
| 2022-08-18 | CROSBY-HARRISON COMPRESSOR STATION | Pass | State |
| 2022-08-17 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-08-09 | UNIVERSITY OF CINCINNATI | Pass | State |
| 2022-08-09 | UNIVERSITY OF CINCINNATI | Pass | State |
| 2022-07-27 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-07-21 | B-WAY CORPORATION | Pass | State |
| 2022-07-21 | B-WAY CORPORATION | Pass | State |
| 2022-07-13 | PVS NOLWOOD CHEMICALS, INC. | Pass | State |
| 2022-06-02 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-06-02 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-05-12 | VALLEY ASPHALT #23 | Pass | State |
| 2022-05-12 | VALLEY ASPHALT #23 | Pass | State |
| 2022-05-12 | VALLEY ASPHALT #23 | Pass | State |
| 2022-05-12 | GSF ENERGY, LLC | Pass | State |
| 2022-04-14 | GSF ENERGY, LLC | Pass | State |
| 2022-04-14 | PATHEON PHARMACEUTICALS INC. | Pass | State |
| 2022-04-12 | GSF ENERGY, LLC | Pass | State |
| 2022-04-12 | GSF ENERGY, LLC | Pass | State |
| 2022-04-12 | DTE ST. BERNARD, LLC | Pass | State |
| 2022-04-12 | DTE ST. BERNARD, LLC | Pass | State |
| 2022-04-05 | PATHEON PHARMACEUTICALS INC. | Pass | State |
| 2022-04-05 | PATHEON PHARMACEUTICALS INC. | Pass | State |
| 2022-04-05 | PATHEON PHARMACEUTICALS INC. | Pass | State |
| 2022-04-05 | PATHEON PHARMACEUTICALS INC. | Pass | State |
| 2022-03-23 | GE AEROSPACE EVENDALE PLANT | Pass | State |
| 2022-03-23 | GE AEROSPACE EVENDALE PLANT | Pass | State |
| 2022-03-23 | GE AEROSPACE EVENDALE PLANT | Pass | State |
| 2022-03-11 | UNIVERSITY OF CINCINNATI | Pass | State |
| 2022-02-18 | CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER | Pass | State |
| 2022-02-18 | CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER | Pass | State |
| 2022-02-18 | CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER | Pass | State |
| 2022-02-10 | CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER | Pass | State |
| 2022-02-10 | CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER | Pass | State |
| 2022-02-10 | CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER | Pass | State |
| 2022-01-21 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-01-21 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-01-20 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-01-20 | MIAMI FORT POWER COMPANY LLC | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |
| 2022-01-19 | LEGRAND AVD — high-priority violation on file | Pass | State |