EPA Air · stack tests by county and year
Air-emissions stack tests in Ellis County, Texas, 2023
- 11Stack 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 Ellis County, Texas during 2023. 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 Ellis County facility page.
Ellis County, Texas, 2023
Air-emissions stack tests in Ellis County, other years
Air-emissions stack tests recorded in Ellis County, Texas, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-12-15 | HOLCIM TEXAS | Pass | State |
| 2023-08-24 | GERDAU MIDLOTHIAN PLANT | Pass | State |
| 2023-08-24 | GERDAU MIDLOTHIAN PLANT | Pass | State |
| 2023-08-24 | GERDAU MIDLOTHIAN PLANT | Pass | State |
| 2023-08-03 | GERDAU MIDLOTHIAN PLANT | N/A | State |
| 2023-08-03 | GERDAU MIDLOTHIAN PLANT | N/A | State |
| 2023-06-30 | ASH GROVE CEMENT | Pass | State |
| 2023-06-30 | ASH GROVE CEMENT | Pass | State |
| 2023-02-23 | HOLCIM TEXAS | Pass | State |
| 2023-02-14 | OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT | Pass | State |
| 2023-01-24 | MIDLOTHIAN ENERGY FACILITY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.