EPA Air · stack tests by state, industry and year
Support activities for transportation (NAICS 4884): stack tests in District of Columbia, 2019
- 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 2019 at a District of Columbia source whose primary industry code is NAICS 4884. A facility filing more than one industry code is counted under the first one on its record.
Other industries in District of Columbia, 2019
- Utilities (NAICS 2213) 15
- Educational services (NAICS 6113) 10
- Museums and historical sites (NAICS 7121) 3
Air-emissions stack tests recorded in District of Columbia, 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-03-01 | WASHINGTON METROPOLITAN AREA TRANSIT AUTHORITY | WASHINGTON, District of Columbia, DC | Pending | State |
| 2019-03-01 | WASHINGTON METROPOLITAN AREA TRANSIT AUTHORITY | WASHINGTON, District of Columbia, DC | Pass | State |
| 2019-02-28 | WASHINGTON METROPOLITAN AREA TRANSIT AUTHORITY | WASHINGTON, District of Columbia, DC | Pass | State |
| 2019-02-28 | WASHINGTON METROPOLITAN AREA TRANSIT AUTHORITY | WASHINGTON, District of Columbia, DC | 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.