EPA Air · inspections by county and year
Air-emissions inspections in Yellowstone County, Montana, 2017
- 12Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Yellowstone County, Montana during 2017. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Yellowstone County facility page.
Yellowstone County, Montana, 2017
Air-emissions inspections in Yellowstone County, other years
Air-emissions inspections recorded in Yellowstone County, Montana, 2017
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2017-12-04 | YELLOWSTONE POWER PLANT — high-priority violation on file | PCE Off-Site | State |
| 2017-11-09 | CHS INC REFINERY LAUREL | PCE Off-Site | State |
| 2017-10-26 | BILLINGS TRANSPORTATION OPERATIONS | PCE Off-Site | State |
| 2017-10-25 | PAR MONTANA BILLINGS REFINERY | PCE Off-Site | State |
| 2017-09-27 | YELLOWSTONE POWER PLANT — high-priority violation on file | FCE On-Site | State |
| 2017-09-19 | BILLINGS TRANSPORTATION OPERATIONS | FCE On-Site | State |
| 2017-09-12 | WESTERN SUGAR COOPERATIVE — high-priority violation on file | FCE On-Site | State |
| 2017-08-22 | YELLOWSTONE POWER PLANT — high-priority violation on file | PCE On-Site | U.S. EPA |
| 2017-08-07 | PAR MONTANA BILLINGS REFINERY | FCE On-Site | State |
| 2017-06-01 | PAR MONTANA BILLINGS REFINERY | PCE Off-Site | State |
| 2017-03-22 | YELLOWSTONE POWER PLANT — high-priority violation on file | PCE Off-Site | State |
| 2017-03-17 | BILLINGS REFINERY | PCE Off-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.