EPA Air · by county
Air-emissions sources in Monroe County, Mississippi
- 26Facilities
Every stationary source in Monroe 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 Monroe County
Each of the 26 operating major, synthetic minor and minor sources in Monroe County, Mississippi has a record page: every source in Monroe County, A to Z.
By emissions classification in Monroe 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 Monroe 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.
- 2025 inspections 8
- 2024 inspections 9
- 2023 inspections 8
- 2022 inspections 3
- 2021 inspections 6
- 2020 inspections 4
- 2019 inspections 8
- 2018 inspections 3
- 2017 inspections 6
Violations in Monroe 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 Monroe County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 10
- 2025 stack tests 47
- 2024 stack tests 5
- 2023 stack tests 59
- 2022 stack tests 74
- 2020 stack tests 56
- 2018 stack tests 55
Inspections in Monroe County, year by year · Violations in Monroe County, year by year · Stack tests in Monroe County, year by year
Other counties in Mississippi
Every county in the state with at least three sources on file.
- Lafayette County 5
- Lamar County 10
- Lauderdale County 32
- Lee County 42
- Leflore County 5
- Lincoln County 11
- Lowndes County 27
- Madison County 24
- Marion County 9
- Marshall County 11
- Montgomery County 4
- Neshoba County 7
- Newton County 7
- Noxubee County 6
- Oktibbeha County 3
- Panola County 10
- Pearl River County 10
- Perry County 7
- Pike County 11
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Monroe county, MS. It lists 26 facilities in Monroe county and 6 major sources.