EPA Air · stack tests by state, industry and year
Paper manufacturing (NAICS 3221): 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 3221. A facility filing more than one industry code is counted under the first one on its record.
Paper manufacturing (NAICS 3221) in Idaho, other years
Other industries in Idaho, 2025
- Mining and quarrying (NAICS 2123) 52
- Chemical manufacturing (NAICS 3253) 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 |
|---|---|---|---|---|
| 2025-10-10 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-07-22 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-06-12 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-06-11 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-06-09 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-05-21 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-04-04 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-03-22 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-02-27 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-02-26 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-02-25 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2025-02-24 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Fail | State |
| 2025-01-07 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | 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.