EPA Air · stack tests by county and year

Air-emissions stack tests in Wabash County, Indiana, 2026

• 4Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Wabash County, Indiana during 2026. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Wabash County facility page.

Wabash County, Indiana, 2026

• Inspections 4

Air-emissions stack tests in Wabash County, other years

• 2025 72
• 2024 8
• 2023 46
• 2022 75
• 2021 29
• 2020 14
• 2019 28
• 2018 32
• 2017 82

Air-emissions stack tests recorded in Wabash County, Indiana, 2026

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