EPA Air · stack tests by county and year
Air-emissions stack tests in Maui County, Hawaii, 2025
- 10Stack 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 Maui County, Hawaii 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 Maui County facility page.
Maui County, Hawaii, 2025
Air-emissions stack tests in Maui County, other years
Air-emissions stack tests recorded in Maui County, Hawaii, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-13 | MECO - MAALAEA | Pass | State |
| 2025-11-07 | MECO - MAALAEA | Pass | State |
| 2025-11-05 | MECO - MAALAEA | Pass | State |
| 2025-11-04 | MECO - MAALAEA | Pass | State |
| 2025-10-21 | MECO - PALAAU | Pass | State |
| 2025-10-21 | MECO - PALAAU | Pass | State |
| 2025-10-14 | MECO - PALAAU | Pass | State |
| 2025-07-24 | MECO - MIKI BASIN | Pass | State |
| 2025-07-17 | MECO - MIKI BASIN | Pass | State |
| 2025-03-04 | MECO - MAALAEA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.