EPA Air · stack tests by state, industry and year
Heavy and civil engineering construction (NAICS 2379): 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 2379. A facility filing more than one industry code is counted under the first one on its record.
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
- Waste management and remediation (NAICS 5622) 3
- Wood product manufacturing (NAICS 3219) 3
- Nonmetallic mineral product manufacturing (NAICS 3273) 3
Air-emissions stack tests recorded in Virginia, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-01-09 | HAMPTON ROADS BRIDGE TUNNEL I-64 EXPANSION - SOUTH ISLAND | HAMPTON, Hampton (city), VA | Pass | State |
| 2026-01-07 | HAMPTON ROADS BRIDGE TUNNEL I-64 EXPANSION - NORTH ISLAND | HAMPTON, Hampton (city), VA | Pass | State |
| 2026-01-07 | HAMPTON ROADS BRIDGE TUNNEL I-64 EXPANSION - NORTH ISLAND | HAMPTON, Hampton (city), 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.