EPA Air · by county
Air-emissions sources in Sublette County, Wyoming
- 34Facilities
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Every stationary source in Sublette County, Wyoming 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 Sublette County
Each of the 33 operating major, synthetic minor and minor sources in Sublette County, Wyoming has a record page: every source in Sublette County, A to Z.
By emissions classification in Sublette 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 Sublette 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 3
- 2025 inspections 4
- 2024 inspections 3
- 2023 inspections 4
- 2021 inspections 5
- 2020 inspections 3
- 2019 inspections 5
- 2018 inspections 4
- 2017 inspections 4
Stack tests in Sublette County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 110
- 2025 stack tests 184
- 2024 stack tests 229
- 2023 stack tests 49
- 2022 stack tests 17
- 2021 stack tests 18
- 2020 stack tests 13
- 2019 stack tests 22
- 2018 stack tests 20
- 2017 stack tests 16
Inspections in Sublette County, year by year · Stack tests in Sublette County, year by year
Other counties in Wyoming
Every county in the state with at least three sources on file.
- Converse County 28
- Crook County 11
- Fremont County 20
- Goshen County 6
- Hot Springs County 8
- Johnson County 41
- Laramie County 42
- Lincoln County 23
- Natrona County 54
- Niobrara County 27
- Park County 25
- Platte County 15
- Sheridan County 35
- Sweetwater County 106
- Teton County 4
- Uinta County 29
- Undetermined County 14
- Washakie County 10
- Weston County 9
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 Sublette county, WY. It lists 34 facilities in Sublette county and 7 major sources.