EPA Air · stack tests by county and year
Air-emissions stack tests in De Soto County, Louisiana, 2026
- 3Stack 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 De Soto County, Louisiana during 2026. 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 De Soto County facility page.
De Soto County, Louisiana, 2026
Air-emissions stack tests in De Soto County, other years
Air-emissions stack tests recorded in De Soto County, Louisiana, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-07-01 | HOLLY COMMON POINT #3 COMPRESSOR STATION | Pass | State |
| 2026-02-25 | LA MIDSTREAM GAS SERVICES LLC - NORTH DESOTO CENTRAL FACILITY | Pass | State |
| 2026-01-05 | WARD FP 18-13-12 ALT PAD | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.