EPA Air · stack tests by county and year
Air-emissions stack tests in Umatilla County, Oregon, 2017
- 4Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Umatilla County, Oregon 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 Umatilla County facility page.
Umatilla County, Oregon, 2017
Air-emissions stack tests recorded in Umatilla County, Oregon, 2017
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2017-08-30 | HERMISTON POWER LLC | Pass | State |
| 2017-06-27 | HERMISTON GENERATING COMPANY, L.P. | Pass | State |
| 2017-06-27 | HERMISTON GENERATING COMPANY, L.P. | Pass | State |
| 2017-06-27 | HERMISTON GENERATING COMPANY, L.P. | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.