EPA Air · by county
Air-emissions sources in Marshall County, Indiana
- 37Facilities
0 changes to this record in 90 days; alerts $99/month.
Start the watch
- One source — $99/month
- One county — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
Every stationary source in Marshall County, Indiana 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 Marshall County
Each of the 36 operating major, synthetic minor and minor sources in Marshall County, Indiana has a record page: every source in Marshall County, A to Z.
By emissions classification in Marshall 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 Marshall 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 20
- 2024 inspections 7
- 2023 inspections 22
- 2022 inspections 10
- 2021 inspections 15
- 2020 inspections 9
- 2019 inspections 11
- 2018 inspections 20
- 2017 inspections 16
Violations in Marshall 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.
- 2026 violations 6
- 2025 violations 12
- 2024 violations 4
- 2023 violations 9
- 2021 violations 3
- 2020 violations 5
- 2019 violations 8
- 2018 violations 11
- 2017 violations 3
Stack tests in Marshall 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 10
- 2024 stack tests 21
- 2023 stack tests 13
- 2022 stack tests 8
- 2021 stack tests 21
- 2020 stack tests 12
- 2019 stack tests 23
- 2018 stack tests 18
- 2017 stack tests 10
Inspections in Marshall County, year by year · Violations in Marshall County, year by year · Stack tests in Marshall County, year by year
Other counties in Indiana
Every county in the state with at least three sources on file.
- Jennings County 8
- Johnson County 21
- Knox County 16
- Kosciusko County 30
- LaGrange County 27
- Lake County 128
- LaPorte County 31
- Lawrence County 8
- Madison County 17
- Marion County 159
- Martin County 4
- Miami County 12
- Monroe County 12
- Montgomery County 12
- Morgan County 13
- Newton County 4
- Noble County 16
- Orange County 7
- Perry County 7
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 Marshall county, IN. It lists 37 facilities in Marshall county, of which 21 are major sources.