EPA Air · by county
Air-emissions sources in Jackson County, Mississippi
- 28Facilities
Every stationary source in Jackson County, Mississippi that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
Every source’s record in Jackson County
Each of the 27 operating major, synthetic minor and minor sources in Jackson County, Mississippi has a record page: every source in Jackson County, A to Z.
By emissions classification in Jackson County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Jackson County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 inspections 7
- 2025 inspections 6
- 2024 inspections 10
- 2023 inspections 8
- 2022 inspections 4
- 2021 inspections 12
- 2020 inspections 9
- 2019 inspections 10
- 2018 inspections 5
- 2017 inspections 11
Violations in Jackson County, by year
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity.
Stack tests in Jackson County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 16
- 2025 stack tests 47
- 2024 stack tests 23
- 2023 stack tests 41
- 2022 stack tests 32
- 2021 stack tests 43
- 2020 stack tests 25
- 2019 stack tests 37
- 2018 stack tests 137
- 2017 stack tests 78
Inspections in Jackson County, year by year · Violations in Jackson County, year by year · Stack tests in Jackson County, year by year
Other counties in Mississippi
Every county in the state with at least three sources on file.
- Franklin County 3
- George County 5
- Grenada County 15
- Hancock County 14
- Harrison County 30
- Hinds County 77
- Holmes County 3
- Humphreys County 4
- Issaquena County 3
- Itawamba County 10
- Jasper County 17
- Jefferson County 3
- Jefferson Davis County 6
- Jones County 27
- Kemper County 3
- Lafayette County 5
- Lamar County 10
- Lauderdale County 32
- Lee County 42
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.