EPA Air · stack tests by state, industry and year
Nonmetallic mineral product manufacturing (NAICS 3273): stack tests in Maryland, 2022
- 4Stack 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 2022 at a Maryland 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 Maryland, other years
Other industries in Maryland, 2022
- Utilities (NAICS 2211) 17
- Pipeline transportation (NAICS 4862) 6
- Waste management and remediation (NAICS 5622) 5
- Utilities (NAICS 2213) 3
Air-emissions stack tests recorded in Maryland, 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-10-25 | AMRIZE — high-priority violation on file | HAGERSTOWN, Washington, MD | Pass | State |
| 2022-06-28 | AMRIZE — high-priority violation on file | HAGERSTOWN, Washington, MD | Pass | State |
| 2022-05-03 | LEHIGH CEMENT COMPANY - UNION BRIDGE | UNION BRIDGE, Carroll, MD | Pass | State |
| 2022-03-16 | LEHIGH CEMENT COMPANY - UNION BRIDGE | UNION BRIDGE, Carroll, MD | 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.