Velarion Records

EPA Air · stack tests by county and year

Air-emissions stack tests in Johnson County, Iowa, 2021

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 Johnson County, Iowa during 2021. 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 Johnson County facility page.

Johnson County, Iowa, 2021

Air-emissions stack tests in Johnson County, other years

Air-emissions stack tests recorded in Johnson County, Iowa, 2021

DateFacilityKindAgency
2021-12-15INTEGRATED DNA TECHNOLOGIESPassState
2021-07-30UNIVERSITY OF IOWAPassState
2021-05-06UNIVERSITY OF IOWAPassState
2021-05-06UNIVERSITY OF IOWAPassState
2021-05-05UNIVERSITY OF IOWAPassState
2021-05-05UNIVERSITY OF IOWAPassState
2021-05-04UNIVERSITY OF IOWAPassState
2021-05-04UNIVERSITY OF IOWAPassState

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 Johnson county, IA, in 2021. Stack tests recorded in 2021: 8.