EPA Air · stack tests by state, industry and year
Mining support (NAICS 2131): stack tests in Wyoming, 2020
- 4Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2020 at a Wyoming source whose primary industry code is NAICS 2131. A facility filing more than one industry code is counted under the first one on its record.
Mining support (NAICS 2131) in Wyoming, other years
Other industries in Wyoming, 2020
- Pipeline transportation (NAICS 4862) 87
- Mining and quarrying (NAICS 2123) 42
- Petroleum and coal products manufacturing (NAICS 3241) 26
- Oil and gas extraction (NAICS 2111) 24
- Utilities (NAICS 2211) 21
- Nonmetallic mineral product manufacturing (NAICS 3274) 10
- Pipeline transportation (NAICS 4869) 8
- Chemical manufacturing (NAICS 3253) 5
- Nonmetallic mineral product manufacturing (NAICS 3273) 3
Air-emissions stack tests recorded in Wyoming, 2020
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2020-10-27 | HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2020-09-30 | PALE HORSE COMPRESSOR STATION (JACKALOPE GAS GATHERING SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2020-09-10 | HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2020-07-08 | HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.