EPA Air · stack tests by state and industry, year by year
Miscellaneous manufacturing (NAICS 3391): stack tests in Puerto Rico, year by year
- 9Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every year on record for Miscellaneous manufacturing (NAICS 3391) sources in Puerto Rico, most recent first. Each year page lists the events recorded that year.
Miscellaneous manufacturing (NAICS 3391) in Puerto Rico, by year
Miscellaneous manufacturing (NAICS 3391) sources in Puerto Rico →
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.