EPA Air · stack tests by county and year
Air-emissions stack tests in St. Louis County, Missouri, 2021
- 5Stack 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 St. Louis County, Missouri during 2021. 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 St. Louis County facility page.
St. Louis County, Missouri, 2021
- Inspections 16
Air-emissions stack tests in St. Louis County, other years
Air-emissions stack tests recorded in St. Louis County, Missouri, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-11-16 | METROPOLITAN ST. LOUIS SEWER DISTRICT | Pass | State |
| 2021-10-26 | THE BOEING COMPANY | Pass | State |
| 2021-04-28 | METROPOLITAN ST. LOUIS SEWER DISTRICT | Pending | State |
| 2021-04-27 | METROPOLITAN ST. LOUIS SEWER DISTRICT | Pending | State |
| 2021-03-17 | THE BOEING COMPANY | Pending | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.