Velarion Records

EPA Air · stack tests by county and year

Air-emissions stack tests in Johnson County, Iowa, 2023

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 2023. 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, 2023

Air-emissions stack tests in Johnson County, other years

Air-emissions stack tests recorded in Johnson County, Iowa, 2023

DateFacilityKindAgency
2023-11-14ENTERPRISE NGL PIPELINE- IOWA CITY TERMINALPassState
2023-10-24INTEGRATED DNA TECHNOLOGIESPassState
2023-10-17UNIVERSITY OF IOWAPassState
2023-10-16UNIVERSITY OF IOWAPassState
2023-10-16UNIVERSITY OF IOWAPassState
2023-09-01UNIVERSITY OF IOWAPassState
2023-05-04UNIVERSITY OF IOWAPassState
2023-05-04UNIVERSITY OF IOWAPassState
2023-05-04UNIVERSITY OF IOWAPassState
2023-05-03UNIVERSITY OF IOWAPassState
2023-05-02UNIVERSITY OF IOWAPassState
2023-05-02UNIVERSITY OF IOWAPassState
2023-04-19UNIVERSITY 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 2023. Stack tests recorded in 2023: 13.