EPA Air · stack tests by state and year
Air-emissions stack tests in Iowa, 2021
- 368Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Iowa during 2021; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Iowa, 2021
- Linn County 38
- Muscatine County 22
- Story County 18
- Webster County 17
- Black Hawk County 16
- Hardin County 14
- Cerro Gordo County 10
- Dubuque County 10
- Woodbury County 9
- Polk County 9
- Guthrie County 9
- Pottawattamie County 8
- Lee County 8
- Johnson County 8
- Jackson County 8
- Marion County 7
- Mahaska County 7
- Page County 7
- Cherokee County 7
- Iowa County 6
- Greene County 6
- Crawford County 6
- Floyd County 5
- Scott County 5
- Wright County 5
- O'Brien County 5
- Chickasaw County 5
- Monroe County 5
- Kossuth County 5
- Fremont County 4
- Clinton County 4
- Butler County 4
- Mills County 4
- Davis County 4
- Buena Vista County 4
- Louisa County 4
- Osceola County 3
- Cass County 3
- Des Moines County 3
- Sioux County 3
- Mitchell County 3
- Union County 3
- Poweshiek County 3
- Buchanan County 3
- Dickinson County 3
- Washington County 3
Iowa, other years
Air-emissions stack tests recorded in Iowa, 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-12-28 | CARGILL INC-CEDAR RAPIDS_SW_SOYBEAN | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-12-21 | BAYER CROPSCIENCE LP 3670/6908/6909 | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-12-21 | BAYER CROPSCIENCE LP 3670/6908/6909 | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-12-21 | BAYER CROPSCIENCE LP 3670/6908/6909 | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-12-20 | METRO METHANE RECOVERY | MITCHELLVILLE, Polk, IA | Pass | Local |
| 2021-12-20 | METRO METHANE RECOVERY | MITCHELLVILLE, Polk, IA | Pass | Local |
| 2021-12-20 | METRO METHANE RECOVERY | MITCHELLVILLE, Polk, IA | Pass | Local |
| 2021-12-17 | SOUTHWEST IOWA RENEWABLE ENERGY — high-priority violation on file | COUNCIL BLUFFS, Pottawattamie, IA | Fail | State |
| 2021-12-15 | LSCP LP DBA LITTLE SIOUX CORN PROCESSORS — high-priority violation on file | MARCUS, Cherokee, IA | Pass | State |
| 2021-12-15 | INTEGRATED DNA TECHNOLOGIES | CORALVILLE, Johnson, IA | Pass | State |
| 2021-12-14 | CF INDUSTRIES NITROGEN LLC - PORT NEAL NITROGEN COMPLEX — high-priority violation on file | SERGEANT BLUFF, Woodbury, IA | Pass | State |
| 2021-12-10 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2021-12-10 | KEOKUK MILLS, LLC DBA KEOKUK STEEL CASTINGS, INC. | KEOKUK, Lee, IA | Pass | State |
| 2021-12-10 | KEOKUK MILLS, LLC DBA KEOKUK STEEL CASTINGS, INC. | KEOKUK, Lee, IA | Pass | State |
| 2021-12-09 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2021-12-08 | USDA-NATIONAL ANIMAL DISEASE CENTER & NATIONAL VETERINARY SERVICE LABORATORY | AMES, Story, IA | Pass | State |
| 2021-12-08 | USDA-NATIONAL ANIMAL DISEASE CENTER & NATIONAL VETERINARY SERVICE LABORATORY | AMES, Story, IA | Pass | State |
| 2021-12-08 | USDA-NATIONAL ANIMAL DISEASE CENTER & NATIONAL VETERINARY SERVICE LABORATORY | AMES, Story, IA | Pass | State |
| 2021-12-07 | CEDAR RAPIDS/LINN COUNTY SWA SITE 2 | MARION, Linn, IA | Pass | Local |
| 2021-12-03 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2021-12-02 | POET BIOREFINING - GOWRIE, LLC — high-priority violation on file | GOWRIE, Webster, IA | Pass | State |
| 2021-12-02 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2021-12-01 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2021-11-29 | JOHN DEERE FOUNDRY WATERLOO | WATERLOO, Black Hawk, IA | Pass | State |
| 2021-11-22 | USDA-NATIONAL ANIMAL DISEASE CENTER & NATIONAL VETERINARY SERVICE LABORATORY | AMES, Story, IA | Pass | State |
| 2021-11-22 | USDA-NATIONAL ANIMAL DISEASE CENTER & NATIONAL VETERINARY SERVICE LABORATORY | AMES, Story, IA | Pass | State |
| 2021-11-21 | CITY OF SHENANDOAH-SHENANDOAH SANITATION — high-priority violation on file | SHENANDOAH, Page, IA | Pass | State |
| 2021-11-18 | VALERO RENEWABLE FUELS LLC-CHARLES CITY | CHARLES CITY, Floyd, IA | Pass | State |
| 2021-11-18 | VALERO RENEWABLE FUELS LLC-CHARLES CITY | CHARLES CITY, Floyd, IA | Pass | State |
| 2021-11-18 | LOUIS DREYFUS COMPANY GRAND JUNCTION, LLC | GRAND JUNCTION, Greene, IA | Pass | State |
| 2021-11-17 | LOUIS DREYFUS COMPANY GRAND JUNCTION, LLC | GRAND JUNCTION, Greene, IA | Pass | State |
| 2021-11-16 | VALERO RENEWABLE FUELS LLC-CHARLES CITY | CHARLES CITY, Floyd, IA | Pass | State |
| 2021-11-16 | LOUIS DREYFUS COMPANY GRAND JUNCTION, LLC | GRAND JUNCTION, Greene, IA | Pass | State |
| 2021-11-16 | NATURALLY RECYCLED PROTEINS OF IOWA LLC | STEAMBOAT ROCK, Hardin, IA | Pass | State |
| 2021-11-11 | QUALITY FOOD PROCESSORS LLC | DENISON, Crawford, IA | Pass | State |
| 2021-11-11 | QUALITY FOOD PROCESSORS LLC | DENISON, Crawford, IA | Pass | State |
| 2021-11-11 | NATURAL GAS PIPELINE CO OF AMERICA-#107 | EMERSON, Mills, IA | Pass | State |
| 2021-11-11 | NATURAL GAS PIPELINE CO OF AMERICA-#107 | EMERSON, Mills, IA | Pass | State |
| 2021-11-11 | NATURAL GAS PIPELINE CO OF AMERICA-#107 | EMERSON, Mills, IA | Pass | State |
| 2021-11-11 | NATURAL GAS PIPELINE CO OF AMERICA-#107 | EMERSON, Mills, IA | Pass | State |
| 2021-11-10 | SIOUXLAND ENERGY COOPERATIVE | SIOUX CENTER, Sioux, IA | Pass | State |
| 2021-11-10 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-09 | SIOUXLAND ENERGY COOPERATIVE | SIOUX CENTER, Sioux, IA | Pass | State |
| 2021-11-09 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Fail | Local |
| 2021-11-03 | VALERO RENEWABLE FUELS CO LLC-ALBERTCITY | ALBERT CITY, Buena Vista, IA | Pass | State |
| 2021-11-03 | THE ANDERSONS MARATHON HOLDINGS LLC — high-priority violation on file | DENISON, Crawford, IA | Pass | State |
| 2021-11-03 | BIG RIVER UNITED ENERGY LLC-DYERSVILLE | DYERSVILLE, Dubuque, IA | Pass | State |
| 2021-11-03 | STORY CITY MUNICIPAL ELECTRIC UTILITY | STORY CITY, Story, IA | Pass | State |
| 2021-11-03 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-03 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-03 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-03 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-03 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-02 | BIG RIVER UNITED ENERGY LLC-DYERSVILLE | DYERSVILLE, Dubuque, IA | Pass | State |
| 2021-11-02 | STORY CITY MUNICIPAL ELECTRIC UTILITY | STORY CITY, Story, IA | Pass | State |
| 2021-11-02 | STORY CITY MUNICIPAL ELECTRIC UTILITY | STORY CITY, Story, IA | Pass | State |
| 2021-11-02 | QUAKER MANUFACTURING, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-11-01 | GENERAL MILLS OPERATIONS, INC. — high-priority violation on file | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-10-26 | VERMEER MFG CO INC | PELLA, Marion, IA | Pass | State |
| 2021-10-26 | MID-AMERICA PIPELINE CO-WHITING STATION | WHITING, Monona, IA | Pass | State |
| 2021-10-21 | ABSOLUTE ENERGY LLC-SAINT ANSGAR (MONA) | SAINT ANSGAR, Mitchell, IA | Pass | State |
| 2021-10-21 | SOUTHWEST IOWA RENEWABLE ENERGY — high-priority violation on file | COUNCIL BLUFFS, Pottawattamie, IA | Fail | State |
| 2021-10-21 | CARGILL INC-CORN MILLING | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-10-20 | CLOW VALVE COMPANY | OSKALOOSA, Mahaska, IA | Pass | State |
| 2021-10-20 | CLOW VALVE COMPANY | OSKALOOSA, Mahaska, IA | Pass | State |
| 2021-10-20 | CLOW VALVE COMPANY | OSKALOOSA, Mahaska, IA | Pass | State |
| 2021-10-20 | IPL-PRAIRIE CREEK STATION | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-10-18 | JOHN DEERE DUBUQUE WORKS | DUBUQUE, Dubuque, IA | Pass | State |
| 2021-10-14 | VALERO RENEWABLE FUELS CO LLC-HARTLEY — high-priority violation on file | HARTLEY, O'Brien, IA | Pass | State |
| 2021-10-13 | TIPTON MUNICIPAL UTILITIES | TIPTON (HISTORICAL), Cedar, IA | Pass | State |
| 2021-10-13 | VALERO RENEWABLE FUELS CO LLC-HARTLEY — high-priority violation on file | HARTLEY, O'Brien, IA | Pass | State |
| 2021-10-13 | VALERO RENEWABLE FUELS CO LLC-HARTLEY — high-priority violation on file | HARTLEY, O'Brien, IA | Pass | State |
| 2021-10-13 | IOWA RENEWABLE ENERGY LLC | WASHINGTON, Washington, IA | Pass | State |
| 2021-10-13 | ADM CORN PROCESSING | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-10-12 | WESTERN DUBUQUE BIODIESEL LLC | FARLEY, Dubuque, IA | Pass | State |
| 2021-10-12 | ADM CORN PROCESSING | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-10-11 | TITAN TIRE | DES MOINES, Polk, IA | Pass | Local |
| 2021-10-07 | LINCOLNWAY ENERGY LLC | NEVADA, Story, IA | Pass | State |
| 2021-10-07 | TRINITYRAIL MAINTENANCE SERVICES | SHELL ROCK, Butler, IA | Pass | State |
| 2021-09-30 | KINZE MFG & POWER PRODUCTS INC | WILLIAMSBURG (HISTORICAL), Iowa, IA | Pass | State |
| 2021-09-29 | GUARDIAN INDUSTRIES CORP | DE WITT, Clinton, IA | Pass | State |
| 2021-09-29 | MONTEZUMA MUNICIPAL LIGHT & POWER | MONTEZUMA (HISTORICAL), Poweshiek, IA | Pass | State |
| 2021-09-29 | W2FUEL CRAWFORDSVILLE | CRAWFORDSVILLE (HISTORICAL), Washington, IA | Incomplete | State |
| 2021-09-28 | LOUIS DREYFUS COMPANY GRAND JUNCTION, LLC | GRAND JUNCTION, Greene, IA | Pass | State |
| 2021-09-28 | IOWA FERTILIZER CO — high-priority violation on file | WEVER, Lee, IA | Pass | State |
| 2021-09-28 | GRAIN PROCESSING CORP — high-priority violation on file | MUSCATINE, Muscatine, IA | Fail | State |
| 2021-09-28 | BROOKLYN MUNICIPAL UTILITIES-NORTH&SOUTH | BROOKLYN, Poweshiek, IA | Pass | State |
| 2021-09-28 | CF INDUSTRIES NITROGEN LLC - PORT NEAL NITROGEN COMPLEX — high-priority violation on file | SERGEANT BLUFF, Woodbury, IA | Pass | State |
| 2021-09-24 | KINZE MFG & POWER PRODUCTS INC | WILLIAMSBURG (HISTORICAL), Iowa, IA | Pass | State |
| 2021-09-24 | KINZE MFG & POWER PRODUCTS INC | WILLIAMSBURG (HISTORICAL), Iowa, IA | Pass | State |
| 2021-09-23 | KINZE MFG & POWER PRODUCTS INC | WILLIAMSBURG (HISTORICAL), Iowa, IA | Pass | State |
| 2021-09-23 | KINZE MFG & POWER PRODUCTS INC | WILLIAMSBURG (HISTORICAL), Iowa, IA | Pass | State |
| 2021-09-23 | KINZE MFG & POWER PRODUCTS INC | WILLIAMSBURG (HISTORICAL), Iowa, IA | Pass | State |
| 2021-09-22 | INDUSTRIAL ENERGY APPLICATIONS, INC-INDUSTRIAL LAMINATES/NORPLEX | POSTVILLE, Allamakee, IA | Pass | State |
| 2021-09-22 | IEA-SBD-9301-PRAIRIE FARMS | DUBUQUE, Dubuque, IA | Pass | State |
| 2021-09-22 | CLOW VALVE COMPANY | OSKALOOSA, Mahaska, IA | Pass | State |
| 2021-09-20 | AMSTED RAIL COMPANY, INC | KEOKUK, Lee, IA | Pass | State |
| 2021-09-20 | INDUSTRIAL ENERGY APPLICATIONS INC | MARSHALLTOWN, Marshall, IA | Pass | State |
| 2021-09-17 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2021-09-16 | SIOUX CITY BRICK & TILE CO | SERGEANT BLUFF, Woodbury, IA | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.