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 |
|---|---|---|---|---|
| 2020-09-02 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
| 2020-09-02 | RTX CORPORATION | JUPITER, Palm Beach, FL | Pass | State |
| 2020-09-02 | RTX CORPORATION | JUPITER, Palm Beach, FL | Pass | State |
| 2020-09-02 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2020-09-02 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2020-09-02 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2020-09-02 | SEMINOLE ELECTRIC COOPERATIVE, INC. | PALATKA, Putnam, FL | Pass | State |
| 2020-09-02 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2020-09-02 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2020-09-02 | MAS GEORGIA LFG, LLC (RICHLAND CREEK) | BUFORD, Gwinnett, GA | Pass | State |
| 2020-09-02 | MAS GEORGIA LFG, LLC (RICHLAND CREEK) | BUFORD, Gwinnett, GA | Pass | State |
| 2020-09-02 | MAS GEORGIA LFG, LLC (RICHLAND CREEK) | BUFORD, Gwinnett, GA | Pass | State |
| 2020-09-02 | MAS GEORGIA LFG, LLC (RICHLAND CREEK) | BUFORD, Gwinnett, GA | Pass | State |
| 2020-09-02 | MAS GEORGIA LFG, LLC (RICHLAND CREEK) | BUFORD, Gwinnett, GA | Pass | State |
| 2020-09-02 | MAS GEORGIA LFG, LLC (RICHLAND CREEK) | BUFORD, Gwinnett, GA | Pass | State |
| 2020-09-02 | MURPHY-BROWN LLC | ALGONA, Kossuth, IA | Pass | State |
| 2020-09-02 | CLEARWATER PAPER CORP-PPD | LEWISTON, Nez Perce, ID | Pass | State |
| 2020-09-02 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-02 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-02 | ECOBAT RESOURCES INDIANA LLC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-02 | ROLLS ROYCE CORPORATION | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-09-02 | PVS TECHNOLOGIES INC — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2020-09-02 | PVS TECHNOLOGIES INC — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2020-09-02 | INTAT PRECISION INCORPORATED — high-priority violation on file | RUSHVILLE, Rush, IN | Pass | State |
| 2020-09-02 | INTAT PRECISION INCORPORATED — high-priority violation on file | RUSHVILLE, Rush, IN | Pass | State |
| 2020-09-02 | INTAT PRECISION INCORPORATED — high-priority violation on file | RUSHVILLE, Rush, IN | Pass | State |
| 2020-09-02 | INTAT PRECISION INCORPORATED — high-priority violation on file | RUSHVILLE, Rush, IN | Pass | State |
| 2020-09-02 | INTAT PRECISION INCORPORATED — high-priority violation on file | RUSHVILLE, Rush, IN | Pass | State |
| 2020-09-02 | INTAT PRECISION INCORPORATED — high-priority violation on file | RUSHVILLE, Rush, IN | Pass | State |
| 2020-09-02 | CERTAINTEED LLC (AIR) — high-priority violation on file | KANSAS CITY, Wyandotte, KS | Pass | State |
| 2020-09-02 | AHLSTROM FILTRATION LLC | MADISONVILLE, Hopkins, KY | Pass | State |
| 2020-09-02 | GENERAL DYNAMICS-OTS, INC. | SACO, York, ME | Pass | State |
| 2020-09-02 | DTE GAS COMPANY - BELLE RIVER MILLS COMPRESSOR STATION | CHINA, St. Clair, MI | Pass | State |
| 2020-09-02 | CMS GENERATION KALAMAZOO RIVER GENERATING STATION | COMSTOCK TOWNSHIP, Kalamazoo, MI | Pass | State |
| 2020-09-02 | BUILDEX, INC. | DEARBORN, Platte, MO | Pass | State |
| 2020-09-02 | BUILDEX, INC. | DEARBORN, Platte, MO | Pass | State |
| 2020-09-02 | BUILDEX, INC. | DEARBORN, Platte, MO | Pass | State |
| 2020-09-02 | BUILDEX, INC. | DEARBORN, Platte, MO | Pass | State |
| 2020-09-02 | BUILDEX, INC. | DEARBORN, Platte, MO | Pass | State |
| 2020-09-02 | BUILDEX, INC. | DEARBORN, Platte, MO | Pass | State |
| 2020-09-02 | TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC - STATION 150 | MOORESVILLE, Iredell, NC | Pass | State |
| 2020-09-02 | GREENAMERICA BIOFUELS ORD LLC | ORD, Valley, NE | N/A | State |
| 2020-09-02 | CUNNINGHAM STATION POWER PLANT | HOBBS, Lea, NM | Incomplete | State |
| 2020-09-02 | SAUNDERS LIQUID HANDLING FACILITY | LOVINGTON, Lea, NM | Pass | State |
| 2020-09-02 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-02 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-02 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-02 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-02 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-02 | SALADO DRAW COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | TENNESSEE GAS PIPELINE - STATION 214 | CARROLLTON, Carroll, OH | Pass | State |
| 2020-09-02 | LIMESTONE RNG HIGH BTU FACILITY — high-priority violation on file | LOWELLVILLE, Mahoning, OH | Pass | State |
| 2020-09-02 | LIMESTONE RNG HIGH BTU FACILITY — high-priority violation on file | LOWELLVILLE, Mahoning, OH | Pass | State |
| 2020-09-02 | LIMESTONE RNG HIGH BTU FACILITY — high-priority violation on file | LOWELLVILLE, Mahoning, OH | Pass | State |
| 2020-09-02 | LIMESTONE RNG HIGH BTU FACILITY — high-priority violation on file | LOWELLVILLE, Mahoning, OH | Pass | State |
| 2020-09-02 | LIMESTONE RNG HIGH BTU FACILITY — high-priority violation on file | LOWELLVILLE, Mahoning, OH | Pass | State |
| 2020-09-02 | LIMESTONE RNG HIGH BTU FACILITY — high-priority violation on file | LOWELLVILLE, Mahoning, OH | Pass | State |
| 2020-09-02 | EQM OLYMPUS MIDSTREAM LLC - LONESTAR COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2020-09-02 | EQM OLYMPUS MIDSTREAM LLC - LONESTAR COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2020-09-02 | EQM OLYMPUS MIDSTREAM LLC - LONESTAR COMPRESSOR STATION | SAINT CLAIRSVILLE, Belmont, OH | Pass | State |
| 2020-09-02 | W. H. SAMMIS PLANT | STRATTON, Jefferson, OH | Pass | State |
| 2020-09-02 | W. H. SAMMIS PLANT | STRATTON, Jefferson, OH | Pass | State |
| 2020-09-02 | W. H. SAMMIS PLANT | STRATTON, Jefferson, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | DOMINION EAST OHIO - SWITZERLAND COMPRESSOR STATION | SWITZERLAND, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-09-02 | XTO ENERGY INC / SKYTRAIN COMPRESSOR STATION | BAUM, Carter, OK | Pass | State |
| 2020-09-02 | XTO ENERGY INC / SKYTRAIN COMPRESSOR STATION | BAUM, Carter, OK | Pass | State |
| 2020-09-02 | VM ARKOMA STACK LLC / BONANZA COMPRESSOR STATION | CALVIN, Hughes, OK | Pass | State |
| 2020-09-02 | VM ARKOMA STACK LLC / BONANZA COMPRESSOR STATION | CALVIN, Hughes, OK | Pass | State |
| 2020-09-02 | INTERNATIONAL PAPER - VALLIANT / IP VALLIANT PAPER MILL | VALLIANT, McCurtain, OK | Pass | State |
| 2020-09-02 | PRESIDIO PETROLEUM LLC / SCREAMING EAGLE 1 16HC | CHEYENNE, Roger Mills, OK | Pass | State |
| 2020-09-02 | SENECA SUSTAINABLE ENERGY | EUGENE, Lane, OR | Pass | Local |
| 2020-09-02 | SENECA SUSTAINABLE ENERGY | EUGENE, Lane, OR | Pass | Local |
| 2020-09-02 | EBENSBURG POWER CO/EBENSBURG COGENERATION PLT | EBENSBURG, Cambria, PA | Pass | State |
| 2020-09-02 | WASTE MGMT PA/TULLYTOWN RES REC FAC | TULLYTOWN, Bucks, PA | Pass | State |
| 2020-09-02 | NFG MIDSTREAM COVINGTON LLC/WELLSBORO COMP STA 1 | MANSFIELD, Tioga, PA | Pass | State |
| 2020-09-02 | BKV OPR LLC/PLUSHANSKI WELL PAD | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2020-09-02 | WARREN EP INC/REIMILLER PAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2020-09-02 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2020-09-02 | SYNTHOMER USA LLC | ROEBUCK, Spartanburg, SC | Pass | State |
| 2020-09-02 | SA RECYCLING LLC | HARRIMAN, Roane, TN | Pass | State |
| 2020-09-02 | WESTINGHOUSE ELECTRIC COMPANY LLC. | UTAH, Undetermined, UT | Pass | State |
| 2020-09-02 | GENERAL ENGINEERING COMPANY | ABINGDON, Washington, VA | Pass | State |
| 2020-09-02 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2020-09-02 | EGT DEVELOPMENT, LLC | LONGVIEW, Cowlitz, WA | 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 2020. It lists 33,437 stack tests recorded nationwide in 2020.