EPA Air · stack tests by county and year
Air-emissions stack tests in Catawba County, North Carolina, 2026
- 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 Catawba County, North Carolina 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 Catawba County facility page.
Catawba County, North Carolina, 2026
- Inspections 198
Air-emissions stack tests in Catawba County, other years
Air-emissions stack tests recorded in Catawba County, North Carolina, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-06-29 | MARTIN MARIETTA MATERIALS, INC. - HICKORY QUARRY | Pass | State |
| 2026-03-25 | PRYSMIAN CABLES AND SYSTEMS USA, LLC — high-priority violation on file | Pass | State |
| 2026-03-25 | PRYSMIAN CABLES AND SYSTEMS USA, LLC — high-priority violation on file | Pass | State |
| 2026-03-18 | TOPPAN PACKAGING USA (HICKORY) INC. | Pass | State |
| 2026-02-26 | TREE BRAND PACKAGING - NEWTON FACILITY (ACI) | Pass | State |
| 2026-02-19 | DUKE ENERGY CAROLINAS, LLC - MARSHALL STEAM STATION | Pending | State |
| 2026-02-18 | DUKE ENERGY CAROLINAS, LLC - MARSHALL STEAM STATION | Pending | State |
| 2026-02-17 | DUKE ENERGY CAROLINAS, LLC - MARSHALL STEAM STATION | Pending | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.