EPA Air · stack tests by county, year by year

Air-emissions stack tests in Bartholomew County, Indiana, year by year

• 47Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every year on record for Bartholomew County, Indiana, most recent first. Each year page lists the events recorded at sources in the county that year.

Bartholomew County, Indiana, by year

• 2025 10
• 2022 15
• 2021 6
• 2020 10
• 2017 6

All sources in Bartholomew County →

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.