EPA Air · stack tests by county and year
Air-emissions stack tests in St. Louis County, Missouri, 2020
- 12Stack 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 2020. 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, 2020
Air-emissions stack tests in St. Louis County, other years
Air-emissions stack tests recorded in St. Louis County, Missouri, 2020
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2020-12-02 | METROPOLITAN ST. LOUIS SEWER DISTRICT | Pending | State |
| 2020-12-01 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Fail | U.S. EPA |
| 2020-08-28 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Pending | State |
| 2020-08-25 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Pending | State |
| 2020-08-13 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Pending | State |
| 2020-07-30 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Fail | State |
| 2020-07-20 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Pending | State |
| 2020-07-14 | AMEREN MISSOURI MERAMEC ENERGY CENTER | Pending | State |
| 2020-06-09 | AMEREN MISSOURI-LANDFILL GAS TO ENERGY | Pending | State |
| 2020-05-06 | METROPOLITAN ST. LOUIS SEWER DISTRICT | Pending | State |
| 2020-05-05 | METROPOLITAN ST. LOUIS SEWER DISTRICT | Pending | State |
| 2020-02-04 | THE BOEING COMPANY | N/A | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.