EPA Air · by county
Air-emissions sources in Pennington County, South Dakota
- 40Facilities
Every stationary source in Pennington County, South Dakota 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 Pennington County
Each of the 37 operating major, synthetic minor and minor sources in Pennington County, South Dakota has a record page: every source in Pennington County, A to Z.
By emissions classification in Pennington 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 Pennington 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 5
- 2025 inspections 8
- 2024 inspections 10
- 2023 inspections 9
- 2022 inspections 13
- 2021 inspections 10
- 2020 inspections 13
- 2019 inspections 15
- 2018 inspections 17
- 2017 inspections 11
Violations in Pennington 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 Pennington County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 9
- 2025 stack tests 13
- 2024 stack tests 10
- 2023 stack tests 8
- 2022 stack tests 6
- 2021 stack tests 11
- 2020 stack tests 7
- 2019 stack tests 10
- 2018 stack tests 8
- 2017 stack tests 9
Inspections in Pennington County, year by year · Violations in Pennington County, year by year · Stack tests in Pennington County, year by year
Other counties in South Dakota
Every county in the state with at least three sources on file.
- Codington County 12
- Custer County 4
- Davison County 11
- Deuel County 3
- Edmunds County 5
- Grant County 5
- Hamlin County 3
- Harding County 5
- Hughes County 5
- Hutchinson County 3
- Jerauld County 3
- Lawrence County 4
- Lincoln County 11
- McCook County 6
- Minnehaha County 61
- Moody County 4
- Spink County 3
- Turner County 4
- Yankton County 5
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.