EPA Air · stack tests by county, year by year
Air-emissions stack tests in Calvert County, Maryland, year by year
- 13Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every year on record for Calvert County, Maryland, most recent first. Each year page lists the events recorded at sources in the county that year.
Calvert County, Maryland, by year
All sources in Calvert County →
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
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