EPA Air · stack tests by county and year

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

23Stack 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 Polk 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 Polk County facility page.

Polk County, Iowa, 2023

Air-emissions stack tests in Polk County, other years

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

Date	Facility	Kind	Agency
2023-12-27	METRO METHANE RECOVERY	Pass	Local
2023-12-27	METRO METHANE RECOVERY	Pass	Local
2023-12-27	METRO METHANE RECOVERY	Pass	Local
2023-10-26	MIDAMERICAN ENERGY CO PLEASANT HILL GDMEC	Pass	Local
2023-10-11	ARCHER DANIELS MIDLAND DM SOYBEAN PLANT	Fail	State
2023-08-24	MIDAMERICAN ENERGY CO PLEASANT HILL GDMEC	Pass	Local
2023-07-24	PIONEER HI-BRED INTERNATIONAL, INC.	Pass	Local
2023-07-24	PIONEER HI-BRED INTERNATIONAL, INC.	Pass	Local
2023-07-24	PIONEER HI-BRED INTERNATIONAL, INC.	Pass	Local
2023-07-24	PIONEER HI-BRED INTERNATIONAL, INC.	Pass	Local
2023-07-20	ARCHER DANIELS MIDLAND DM SOYBEAN PLANT	Fail	State
2023-07-17	DES MOINES METRO WRA	Pass	Local
2023-07-17	DES MOINES METRO WRA	Pass	Local
2023-07-17	DES MOINES METRO WRA	Pass	Local
2023-07-17	DES MOINES METRO WRA	Pass	Local
2023-06-09	MICROSOFT CORPORATION - WILLOW CREEK/GINGER EAST DATA	Pass	Local
2023-06-08	MICROSOFT CORPORATION - WILLOW CREEK/GINGER EAST DATA	Pass	Local
2023-06-01	ARCHER DANIELS MIDLAND DM SOYBEAN PLANT	Pass	Local
2023-02-07	DES MOINES WATER WORKS	Pass	Local
2023-02-07	DES MOINES WATER WORKS	Pass	Local
2023-02-07	DES MOINES WATER WORKS	Pass	Local
2023-02-01	IOWA ARMY NATIONAL GUARD	Pass	Local
2023-02-01	IOWA ARMY NATIONAL GUARD	Pass	Local

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 Polk county, IA, in 2023. It lists 23 stack tests recorded in 2023.