EPA Air · by county
Air-emissions sources in Hendricks County, Indiana
- 21Facilities
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Every stationary source in Hendricks 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 Hendricks County
Each of the 21 operating major, synthetic minor and minor sources in Hendricks County, Indiana has a record page: every source in Hendricks County, A to Z.
By emissions classification in Hendricks 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 Hendricks 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 4
- 2025 inspections 9
- 2024 inspections 5
- 2023 inspections 3
- 2022 inspections 4
- 2021 inspections 6
- 2020 inspections 4
- 2019 inspections 6
- 2018 inspections 3
- 2017 inspections 6
Violations in Hendricks 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 3
- 2025 violations 4
- 2024 violations 9
- 2023 violations 3
- 2022 violations 7
- 2020 violations 6
- 2019 violations 6
- 2018 violations 4
Stack tests in Hendricks County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 3
- 2025 stack tests 7
- 2024 stack tests 10
- 2023 stack tests 20
- 2022 stack tests 21
- 2021 stack tests 18
- 2020 stack tests 9
- 2019 stack tests 19
- 2018 stack tests 13
- 2017 stack tests 14
Inspections in Hendricks County, year by year · Violations in Hendricks County, year by year · Stack tests in Hendricks County, year by year
Other counties in Indiana
Every county in the state with at least three sources on file.
- Fayette County 3
- Floyd County 15
- Fountain County 7
- Fulton County 6
- Gibson County 12
- Grant County 20
- Greene County 11
- Hamilton County 25
- Hancock County 11
- Harrison County 9
- Henry County 12
- Howard County 16
- Huntington County 19
- Jackson County 15
- Jasper County 16
- Jay County 12
- Jefferson County 7
- Jennings County 8
- Johnson County 21
Hendricks County carries 21 of the 1,740 air-emissions sources this register holds in Indiana, which places it 20th of 83 in that cohort.
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.