EPA Air · stack tests by county and year

Air-emissions stack tests in Henry County, Missouri, 2025

• 16Stack 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 Henry County, Missouri during 2025. 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 Henry County facility page.

Henry County, Missouri, 2025

• Inspections 8

Air-emissions stack tests recorded in Henry County, Missouri, 2025

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

What this page shows

This page covers Clean Air Act facilities in the EPA air register with stack tests in Henry county, MO, in 2025. It lists 16 stack tests recorded in 2025.