EPA Air · stack tests by county and year
Air-emissions stack tests in Hancock County, Mississippi, 2021
- 23Stack 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 Hancock County, Mississippi 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 Hancock County facility page.
Air-emissions stack tests in Hancock County, other years
Air-emissions stack tests recorded in Hancock County, Mississippi, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-12-02 | SABIC INNOVATIVE PLASTICS US, LLC | Pass | State |
| 2021-12-02 | SABIC INNOVATIVE PLASTICS US, LLC | Pass | State |
| 2021-08-16 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, JOHN C STENNIS SPACE CENTER | Pass | State |
| 2021-08-16 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, JOHN C STENNIS SPACE CENTER | Pass | State |
| 2021-08-16 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, JOHN C STENNIS SPACE CENTER | Pass | State |
| 2021-08-16 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, JOHN C STENNIS SPACE CENTER | Pass | State |
| 2021-03-30 | ROLLS ROYCE NORTH AMERICA INC, ROLLS ROYCE OUTDOOR TEST FACILITY | Pass | State |
| 2021-02-09 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-09 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-08 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-08 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
| 2021-02-01 | ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Hancock county, MS, in 2021. It lists 23 stack tests recorded in 2021.