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 |
|---|---|---|---|---|
| 2021-06-17 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2021-06-17 | VALERO RENEWABLE FUELS CO LLC-HARTLEY — high-priority violation on file | HARTLEY, O'Brien, IA | Pass | State |
| 2021-06-16 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2021-06-16 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2021-06-16 | ADM CLINTON BIOPROCESSING - CLINTON — high-priority violation on file | CLINTON, Clinton, IA | Fail | State |
| 2021-06-16 | BIG RIVER UNITED ENERGY LLC-DYERSVILLE | DYERSVILLE, Dubuque, IA | Pass | State |
| 2021-06-16 | BIG RIVER UNITED ENERGY LLC-DYERSVILLE | DYERSVILLE, Dubuque, IA | Pass | State |
| 2021-06-16 | GREEN PLAINS SHENANDOAH LLC (GP SHENANDOAH) | SHENANDOAH, Fremont, IA | Pass | State |
| 2021-06-16 | SSAB IOWA INC — high-priority violation on file | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-06-16 | VALERO RENEWABLE FUELS CO LLC-HARTLEY — high-priority violation on file | HARTLEY, O'Brien, IA | Pass | State |
| 2021-06-15 | VALERO RENEWABLE FUELS CO LLC-ALBERTCITY | ALBERT CITY, Buena Vista, IA | Pass | State |
| 2021-06-15 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2021-06-15 | GREEN PLAINS SHENANDOAH LLC (GP SHENANDOAH) | SHENANDOAH, Fremont, IA | Fail | State |
| 2021-06-15 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2021-06-15 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2021-06-15 | CLIMAX MOLYBDENUM CO — high-priority violation on file | FORT MADISON, Lee, IA | Pass | State |
| 2021-06-12 | CITY OF SHENANDOAH-SHENANDOAH SANITATION — high-priority violation on file | SHENANDOAH, Page, IA | Pass | State |
| 2021-06-11 | POET BIOREFINING - FAIRBANK, LLC | FAIRBANK, Buchanan, IA | Pass | State |
| 2021-06-11 | POET BIOREFINING - FAIRBANK, LLC | FAIRBANK, Buchanan, IA | Pass | State |
| 2021-06-11 | POET BIOREFINING - FAIRBANK, LLC | FAIRBANK, Buchanan, IA | Pass | State |
| 2021-06-11 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2021-06-11 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-10 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2021-06-10 | VALERO RENEWABLE FUELS LLC-CHARLES CITY | CHARLES CITY, Floyd, IA | Pass | State |
| 2021-06-10 | VALERO RENEWABLE FUELS LLC-CHARLES CITY | CHARLES CITY, Floyd, IA | Pass | State |
| 2021-06-10 | VALERO RENEWABLE FUELS COMPANY. LLC D/B/A VALERO LAKOTA PLANT — high-priority violation on file | LAKOTA, Kossuth, IA | Pass | State |
| 2021-06-10 | MUSCATINE POWER & WATER | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-06-10 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Fail | Local |
| 2021-06-10 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-09 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2021-06-09 | BIG RIVER UNITED ENERGY LLC-W BURLINGTON | WEST BURLINGTON, Des Moines, IA | Pass | State |
| 2021-06-09 | BIG RIVER UNITED ENERGY LLC-W BURLINGTON | WEST BURLINGTON, Des Moines, IA | Pass | State |
| 2021-06-09 | IPL-PRAIRIE CREEK STATION | CEDAR RAPIDS, Linn, IA | Pass | State |
| 2021-06-09 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-08 | VALERO RENEWABLE FUELS COMPANY. LLC D/B/A VALERO LAKOTA PLANT — high-priority violation on file | LAKOTA, Kossuth, IA | Pass | State |
| 2021-06-08 | VALERO RENEWABLE FUELS COMPANY. LLC D/B/A VALERO LAKOTA PLANT — high-priority violation on file | LAKOTA, Kossuth, IA | Pass | State |
| 2021-06-08 | AG PROCESSING INC-EAGLE GROVE | EAGLE GROVE, Wright, IA | Pass | State |
| 2021-06-08 | CENTRAL IOWA RENEWABLE ENERGY (CORN) LP | GOLDFIELD, Wright, IA | Pass | State |
| 2021-06-08 | CENTRAL IOWA RENEWABLE ENERGY (CORN) LP | GOLDFIELD, Wright, IA | Pass | State |
| 2021-06-08 | CENTRAL IOWA RENEWABLE ENERGY (CORN) LP | GOLDFIELD, Wright, IA | Pass | State |
| 2021-06-08 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-08 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-07 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-07 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-07 | VANTAGE CORN PROCESSORS, LLC | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-06 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-06 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-05 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-05 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-04 | POET BIOREFINING - MENLO, LLC | MENLO, Guthrie, IA | Pass | State |
| 2021-06-04 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-04 | MAQUOKETA MUNICIPAL ELECTRIC UTILITY-N&S | MAQUOKETA (HISTORICAL), Jackson, IA | Pass | State |
| 2021-06-03 | POET BIOREFINING - MENLO, LLC | MENLO, Guthrie, IA | Fail | State |
| 2021-06-03 | ABSOLUTE ENERGY LLC-SAINT ANSGAR (MONA) | SAINT ANSGAR, Mitchell, IA | Pass | State |
| 2021-06-03 | GENERAL MILLS OPERATIONS, INC. — high-priority violation on file | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-06-02 | HOMELAND ENERGY SOLUTIONS LLC — high-priority violation on file | LAWLER, Chickasaw, IA | Pass | State |
| 2021-06-02 | HOMELAND ENERGY SOLUTIONS LLC — high-priority violation on file | LAWLER, Chickasaw, IA | Pass | State |
| 2021-06-02 | GENERAL MILLS OPERATIONS, INC. — high-priority violation on file | CEDAR RAPIDS, Linn, IA | Fail | Local |
| 2021-05-26 | MASTERBRAND CABINETS - WATERLOO OPERATIONS — high-priority violation on file | WATERLOO, Black Hawk, IA | Pass | State |
| 2021-05-26 | JOHN DEERE ENGINE WORKS-WATERLOO | WATERLOO, Black Hawk, IA | Pass | State |
| 2021-05-26 | BUNGE NORTH AMERICA INC-COUNCIL BLUFFS | COUNCIL BLUFFS, Pottawattamie, IA | Fail | State |
| 2021-05-26 | KOCH FERTILIZER FT. DODGE, LLC | FORT DODGE, Webster, IA | Pass | State |
| 2021-05-25 | MASTERBRAND CABINETS - WATERLOO OPERATIONS — high-priority violation on file | WATERLOO, Black Hawk, IA | Pass | State |
| 2021-05-25 | LAKE PARK MUNICIPAL UTILITIES | LAKE PARK, Dickinson, IA | Pass | State |
| 2021-05-25 | LAKE PARK MUNICIPAL UTILITIES | LAKE PARK, Dickinson, IA | Pass | State |
| 2021-05-21 | CITY OF SHENANDOAH-SHENANDOAH SANITATION — high-priority violation on file | SHENANDOAH, Page, IA | Pass | State |
| 2021-05-21 | DANISCO US, INC. — high-priority violation on file | CEDAR RAPIDS, Linn, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-20 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-19 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-19 | SSAB IOWA INC — high-priority violation on file | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-05-18 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-18 | JOHN DEERE PRODUCT ENGINEERING CENTER | CEDAR FALLS, Black Hawk, IA | Pass | State |
| 2021-05-06 | UNIVERSITY OF IOWA | IOWA CITY, Johnson, IA | Pass | State |
| 2021-05-06 | UNIVERSITY OF IOWA | IOWA CITY, Johnson, IA | Pass | State |
| 2021-05-06 | MUSCATINE POWER & WATER | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-05-06 | COLOR WEB PRINTERS | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2021-05-05 | UNIVERSITY OF IOWA | IOWA CITY, Johnson, IA | Pass | State |
| 2021-05-05 | UNIVERSITY OF IOWA | IOWA CITY, Johnson, IA | Pass | State |
| 2021-05-04 | UNIVERSITY OF IOWA | IOWA CITY, Johnson, IA | Pass | State |
| 2021-05-04 | UNIVERSITY OF IOWA | IOWA CITY, Johnson, IA | Pass | State |
| 2021-05-04 | WINTERSET MUNICIPAL UTILITIES | WINTERSET (HISTORICAL), Madison, IA | Pass | State |
| 2021-04-30 | MICROSOFT CORPORATION - ALLUVIUM DATA CENTER | WEST DES MOINES, Dallas, IA | Pass | State |
| 2021-04-30 | GRAIN PROCESSING CORP — high-priority violation on file | MUSCATINE, Muscatine, IA | Pass | State |
| 2021-04-30 | CITY OF SHENANDOAH-SHENANDOAH SANITATION — high-priority violation on file | SHENANDOAH, Page, IA | Pass | State |
| 2021-04-29 | GRAIN PROCESSING CORP — high-priority violation on file | MUSCATINE, Muscatine, IA | Fail | State |
| 2021-04-29 | CONTINENTAL CEMENT COMPANY - DAVENPORT PLANT | BUFFALO, Scott, IA | Pass | State |
| 2021-04-29 | CONTINENTAL CEMENT COMPANY - DAVENPORT PLANT | BUFFALO, Scott, IA | Pass | State |
| 2021-04-29 | CONTINENTAL CEMENT COMPANY - DAVENPORT PLANT | BUFFALO, Scott, IA | Pass | State |
| 2021-04-29 | CONTINENTAL CEMENT COMPANY - DAVENPORT PLANT | BUFFALO, Scott, IA | Pass | State |
| 2021-04-28 | PANORA MUNICIPAL ELECTRIC | PANORA (HISTORICAL), Guthrie, IA | Pass | State |
| 2021-04-27 | PANORA MUNICIPAL ELECTRIC | PANORA (HISTORICAL), Guthrie, IA | Pass | State |
| 2021-04-27 | PANORA MUNICIPAL ELECTRIC | PANORA (HISTORICAL), Guthrie, IA | Pass | State |
| 2021-04-27 | CARGILL INC-EDDYVILLE | EDDYVILLE, Monroe, IA | Pass | State |
| 2021-04-27 | CARGILL INC-EDDYVILLE | EDDYVILLE, Monroe, IA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.