EPA Air · stack tests by county, year by year

Air-emissions stack tests in Carter County, Oklahoma, year by year

• 346Stack tests

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

Carter County, Oklahoma, by year

• 2025 34
• 2024 69
• 2023 46
• 2022 37
• 2021 41
• 2020 29
• 2019 34
• 2018 27
• 2017 29

All sources in Carter County →

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