EPA Air · stack tests by year
Air-emissions stack tests in 2020
- 33,437Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2020
- California 15,352
- Ohio 2,194
- Florida 1,532
- Oklahoma 1,517
- Indiana 1,473
- Georgia 1,147
- New Mexico 846
- Pennsylvania 725
- Alabama 674
- Texas 617
- Missouri 607
- Arkansas 589
- Mississippi 438
- Colorado 429
- Washington 407
- Iowa 355
- North Carolina 274
- Wyoming 235
- Wisconsin 229
- Michigan 222
- South Carolina 221
- Montana 217
- Minnesota 213
- Delaware 211
- Kentucky 184
- West Virginia 175
- Utah 158
- Tennessee 149
- Kansas 144
- Nebraska 142
- Alaska 141
- Maine 136
- Nevada 134
- Virginia 132
- Illinois 129
- North Dakota 129
- New Jersey 122
- Connecticut 110
- Arizona 97
- New York 93
- Hawaii 84
- Louisiana 83
- Idaho 81
- New Hampshire 72
- Maryland 46
- South Dakota 46
- Oregon 39
- Rhode Island 30
- District of Columbia 30
- Vermont 17
- Massachusetts 7
- Puerto Rico 3
Other years
Air-emissions stack tests recorded in 2020
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2020-09-29 | KRONOSPAN USA — high-priority violation on file | EASTABOGA, Calhoun, AL | Pass | State |
| 2020-09-29 | KRONOSPAN USA — high-priority violation on file | EASTABOGA, Calhoun, AL | Pass | State |
| 2020-09-29 | KRONOSPAN USA — high-priority violation on file | EASTABOGA, Calhoun, AL | Pass | State |
| 2020-09-29 | MERCEDES-BENZ US INTERNATIONAL, INC. | VANCE, Tuscaloosa, AL | Pass | State |
| 2020-09-29 | MERCEDES-BENZ US INTERNATIONAL, INC. | VANCE, Tuscaloosa, AL | Pass | State |
| 2020-09-29 | WARRIOR MET COAL GAS, LLC | TUSCALOOSA, Tuscaloosa, AL | Pass | State |
| 2020-09-29 | CITY OF JONESBORO - YARD WASTE | JONESBORO, Craighead, AR | Pass | State |
| 2020-09-29 | PARAGOULD CITY LIGHT & WATER | PARAGOULD, Greene, AR | Pass | State |
| 2020-09-29 | PARAGOULD CITY LIGHT & WATER | PARAGOULD, Greene, AR | Pass | State |
| 2020-09-29 | PARAGOULD CITY LIGHT & WATER | PARAGOULD, Greene, AR | Pass | State |
| 2020-09-29 | ACME BRICK COMPANY - OUACHITA PLANT | MALVERN, Hot Spring, AR | Pass | State |
| 2020-09-29 | ACME BRICK COMPANY - OUACHITA PLANT | MALVERN, Hot Spring, AR | Pass | State |
| 2020-09-29 | EL PASO NATURAL GAS CO - WILLIAMS COMPRESSOR STATION | WILLIAMS, Coconino, AZ | Pass | State |
| 2020-09-29 | MITSUBISHI CEMENT CO — high-priority violation on file | LUCERNE VALLEY, San Bernardino, CA | Pass | Local |
| 2020-09-29 | MITSUBISHI CEMENT CO — high-priority violation on file | LUCERNE VALLEY, San Bernardino, CA | Pass | Local |
| 2020-09-29 | WEBER METALS INC | PARAMOUNT, Los Angeles, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAFTEX OPERATING CO-PORTALS PETRO LEASE — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-09-29 | NAUGATUCK WPCA/POTW | NAUGATUCK (HISTORICAL), New Haven, CT | Pass | State |
| 2020-09-29 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2020-09-29 | INTERNATIONAL PAPER COMPANY - PORT WENTWORTH MILL | PORT WENTWORTH, Chatham, GA | Pass | State |
| 2020-09-29 | INTERNATIONAL PAPER COMPANY - PORT WENTWORTH MILL | PORT WENTWORTH, Chatham, GA | Pass | State |
| 2020-09-29 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2020-09-29 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2020-09-29 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2020-09-29 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2020-09-29 | SOUTHERN NATURAL GAS COMPANY, L.L.C. - ALBANY COMP. STATION | ALBANY, Dougherty, GA | Pass | State |
| 2020-09-29 | INTERSTATE PAPER LLC DBA DSSMITH RICEBORO — high-priority violation on file | RICEBORO, Liberty, GA | Pass | State |
| 2020-09-29 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2020-09-29 | POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file | IOWA FALLS, Hardin, IA | Pass | State |
| 2020-09-29 | CARGILL INC-EDDYVILLE | EDDYVILLE, Monroe, IA | Pass | State |
| 2020-09-29 | CARGILL INC-EDDYVILLE | EDDYVILLE, Monroe, IA | Pass | State |
| 2020-09-29 | GRAIN PROCESSING CORPORATION — high-priority violation on file | WASHINGTON, Daviess, IN | Pass | State |
| 2020-09-29 | GARFIELD FACILITY LLC — high-priority violation on file | MUNCIE, Delaware, IN | Pass | State |
| 2020-09-29 | NIBLOCK EXCAVATING INC | BRISTOL, Elkhart, IN | Pass | State |
| 2020-09-29 | NIBLOCK EXCAVATING INC | BRISTOL, Elkhart, IN | Pass | State |
| 2020-09-29 | NIBLOCK EXCAVATING INC | BRISTOL, Elkhart, IN | Pass | State |
| 2020-09-29 | NIBLOCK EXCAVATING INC | BRISTOL, Elkhart, IN | Pass | State |
| 2020-09-29 | HOOSIER ENERGY REC INCORPORATED WORTHINGTON GENERATING STATI | SWITZ CITY, Greene, IN | Pass | State |
| 2020-09-29 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | EDWARDSPORT, Knox, IN | Pass | State |
| 2020-09-29 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-29 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-29 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-29 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-29 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-29 | REWORLD INDIANAPOLIS INCORPORATED | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-29 | BCI SOLUTIONS INCORPORATED | BREMEN, Marshall, IN | Pass | State |
| 2020-09-29 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Fail | State |
| 2020-09-29 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2020-09-29 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2020-09-29 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2020-09-29 | CRANE DIVISION NAVAL SURFACE WARFARE CENTER NSWC CRANE | CRANE, Martin, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2020-09-29 | SOUTH BEND ETHANOL LLC — high-priority violation on file | SOUTH BEND, St. Joseph, IN | Pass | State |
| 2020-09-29 | SOUTH BEND ETHANOL LLC — high-priority violation on file | SOUTH BEND, St. Joseph, IN | Pass | State |
| 2020-09-29 | PURDUE UNIVERSITY — high-priority violation on file | WEST LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2020-09-29 | PURDUE UNIVERSITY — high-priority violation on file | WEST LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2020-09-29 | CRRM REFINERY (AIR) | COFFEYVILLE, Montgomery, KS | Pass | State |
| 2020-09-29 | TOYOTA MOTOR MANUFACTURING, KENTUCKY | GEORGETOWN (SCOTT), Scott, KY | Pass | State |
| 2020-09-29 | LIGNETICS OF MAINE, LLC | STRONG, Franklin, ME | Pass | State |
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 2020. It lists 33,437 stack tests recorded nationwide in 2020.