EPA Air · stack tests by state, industry and year
Primary metal manufacturing (NAICS 3311): stack tests in Colorado, 2024
- 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 2024 at a Colorado source whose primary industry code is NAICS 3311. A facility filing more than one industry code is counted under the first one on its record.
Primary metal manufacturing (NAICS 3311) in Colorado, other years
Other industries in Colorado, 2024
- Oil and gas extraction (NAICS 2111) 261
- Utilities (NAICS 2211) 36
- Fabricated metal product manufacturing (NAICS 3324) 18
- Nonmetallic mineral product manufacturing (NAICS 3273) 15
- Pipeline transportation (NAICS 4862) 12
- Nonmetallic mineral product manufacturing (NAICS 3271) 11
- Petroleum and coal products manufacturing (NAICS 3241) 9
- Waste management and remediation (NAICS 5622) 7
- Nonmetallic mineral product manufacturing (NAICS 3272) 6
- Data processing and hosting (NAICS 5182) 4
- Beverage and tobacco manufacturing (NAICS 3121) 3
Air-emissions stack tests recorded in Colorado, 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-10-17 | CF & I STEEL L.P. DBA EVRAZ ROCKY MTN ST — high-priority violation on file | PUEBLO AREA, Pueblo, CO | Pass | State |
| 2024-04-18 | CF & I STEEL L.P. DBA EVRAZ ROCKY MTN ST — high-priority violation on file | PUEBLO AREA, Pueblo, CO | Pass | State |
| 2024-04-17 | CF & I STEEL L.P. DBA EVRAZ ROCKY MTN ST — high-priority violation on file | PUEBLO AREA, Pueblo, CO | Pass | State |
| 2024-03-27 | CF & I STEEL L.P. DBA EVRAZ ROCKY MTN ST — high-priority violation on file | PUEBLO AREA, Pueblo, CO | N/A | 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.