EPA Air · stack tests by county and year
Air-emissions stack tests in Johnston County, North Carolina, 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 Johnston County, North Carolina 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 Johnston County facility page.
Johnston County, North Carolina, 2021
- Inspections 121
Air-emissions stack tests in Johnston County, other years
Air-emissions stack tests recorded in Johnston County, North Carolina, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-10-05 | LAMPE & MALPHRUS LUMBER COMPANY | Pass | State |
| 2021-08-05 | CITGO PETROLEUM CORPORATION | Pass | State |
| 2021-06-02 | S. T. WOOTEN CORPORATION BENSON | Pass | State |
| 2021-05-18 | CII METHANE MANAGEMENT IV, LLC | Pass | State |
| 2021-02-17 | MARTIN MARIETTA MATERIALS, INC. - BENSON | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.