EPA Air · stack tests by state, industry and year
Chemical manufacturing (NAICS 3253): stack tests in Idaho, 2025
- 13Stack 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 2025 at a Idaho source whose primary industry code is NAICS 3253. A facility filing more than one industry code is counted under the first one on its record.
Chemical manufacturing (NAICS 3253) in Idaho, other years
Other industries in Idaho, 2025
- Mining and quarrying (NAICS 2123) 52
- Paper manufacturing (NAICS 3221) 13
- Petroleum and coal products manufacturing (NAICS 3241) 7
- Utilities (NAICS 2211) 4
- Wood product manufacturing (NAICS 3219) 3
- Chemical manufacturing (NAICS 3251) 3
Air-emissions stack tests recorded in Idaho, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-11-20 | ITAFOS CONDA LLC - TV FACILITY | SODA SPRINGS, Caribou, ID | Pass | State |
| 2025-11-17 | ITAFOS CONDA LLC - TV FACILITY | SODA SPRINGS, Caribou, ID | Pass | State |
| 2025-10-22 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-10-01 | ITAFOS CONDA LLC - TV FACILITY | SODA SPRINGS, Caribou, ID | Pass | State |
| 2025-09-30 | ITAFOS CONDA LLC - TV FACILITY | SODA SPRINGS, Caribou, ID | Pass | State |
| 2025-09-11 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-09-09 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-08-19 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-08-12 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-07-24 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-03-25 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-03-24 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2025-03-20 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Fail | 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.