EPA Air · stack tests by state, industry and year
Nonmetallic mineral product manufacturing (NAICS 3273): stack tests in Virginia, 2026
- 3Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a Virginia source whose primary industry code is NAICS 3273. A facility filing more than one industry code is counted under the first one on its record.
Nonmetallic mineral product manufacturing (NAICS 3273) in Virginia, other years
Other industries in Virginia, 2026
- Data processing and hosting (NAICS 5182) 19
- Utilities (NAICS 2211) 16
- Pipeline transportation (NAICS 4862) 10
- National security and international affairs (NAICS 9281) 9
- Utilities (NAICS 2213) 6
- Paper manufacturing (NAICS 3221) 5
- Educational services (NAICS 6113) 3
- Heavy and civil engineering construction (NAICS 2379) 3
- Waste management and remediation (NAICS 5622) 3
- Wood product manufacturing (NAICS 3219) 3
Air-emissions stack tests recorded in Virginia, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-06-29 | ROANOKE CEMENT COMPANY | TROUTVILLE, Botetourt, VA | Pass | State |
| 2026-04-08 | ROANOKE CEMENT COMPANY | TROUTVILLE, Botetourt, VA | Pass | State |
| 2026-01-14 | ROANOKE CEMENT COMPANY | TROUTVILLE, Botetourt, VA | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.