EPA Air · stack tests by county and year
Air-emissions stack tests in Jasper County, Mississippi, 2025
- 8Stack 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 Jasper County, Mississippi during 2025. 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 Jasper County facility page.
Jasper County, Mississippi, 2025
Air-emissions stack tests in Jasper County, other years
Air-emissions stack tests recorded in Jasper County, Mississippi, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-08-05 | TENNESSEE GAS PIPELINE COMPANY LLC, HEIDELBERG COMPRESSOR STATION NUMBER 538 | Pass | State |
| 2025-08-05 | TENNESSEE GAS PIPELINE COMPANY LLC, HEIDELBERG COMPRESSOR STATION NUMBER 538 | Pass | State |
| 2025-07-01 | DENBURY ONSHORE LLC, EAST HEIDELBERG MEMBRANE SITE | Pass | State |
| 2025-07-01 | DENBURY ONSHORE LLC, EAST HEIDELBERG MEMBRANE SITE | Pass | State |
| 2025-07-01 | DENBURY ONSHORE LLC, EAST HEIDELBERG MEMBRANE SITE | Pass | State |
| 2025-01-22 | SOUTHERN NATURAL GAS COMPANY LLC, BAY SPRINGS COMPRESSOR STATION | Pass | State |
| 2025-01-21 | SOUTHERN NATURAL GAS COMPANY LLC, BAY SPRINGS COMPRESSOR STATION | Pass | State |
| 2025-01-21 | SOUTHERN NATURAL GAS COMPANY LLC, BAY SPRINGS COMPRESSOR STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.