EPA Air · stack tests by year
Air-emissions stack tests in 2018
- 25,145Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2018
- California 7,098
- Ohio 2,476
- Oklahoma 1,684
- Indiana 1,605
- Florida 1,563
- Georgia 1,137
- Pennsylvania 813
- Alabama 645
- Texas 611
- Mississippi 598
- Arkansas 555
- Iowa 464
- Missouri 414
- Washington 394
- Colorado 353
- Wisconsin 280
- Montana 269
- North Carolina 261
- Michigan 259
- Wyoming 253
- South Carolina 252
- Minnesota 218
- Kentucky 200
- Kansas 195
- Delaware 194
- Alaska 178
- Illinois 165
- Nebraska 152
- Utah 137
- West Virginia 137
- Tennessee 129
- North Dakota 117
- Virginia 116
- New York 116
- Connecticut 114
- Nevada 101
- New Jersey 100
- Maine 88
- New Hampshire 83
- Oregon 83
- Idaho 77
- Hawaii 77
- South Dakota 67
- Arizona 61
- Maryland 58
- Louisiana 54
- Massachusetts 41
- District of Columbia 33
- New Mexico 31
- Vermont 20
- Rhode Island 10
- Puerto Rico 9
Other years
Air-emissions stack tests recorded in 2018
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2018-08-20 | MARKWEST TRI-COUNTY COMPRESSOR STATION | BARNESVILLE, Belmont, OH | Pass | State |
| 2018-08-20 | SHROYER PAD 952884 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-08-20 | SHROYER PAD 952884 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-08-20 | SHROYER PAD 952884 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-08-20 | ET GATHERING PROCESSING LLC / SCHROCK COMPRESSOR STATION | THOMAS, Custer, OK | Pass | State |
| 2018-08-20 | ET GATHERING PROCESSING LLC / TRAIL CREEK COMPRESSOR STATION | OAKWOOD, Dewey, OK | Pass | State |
| 2018-08-20 | KOCH FERTILIZER ENID LLC / KOCH FERTILIZER PLANT | ENID, Garfield, OK | Pass | State |
| 2018-08-20 | CONTINENTAL RESOURCES / COLBERT 1 32H CONDIT 1 5H | LINDSAY, Garvin, OK | Pass | State |
| 2018-08-20 | OG AND E / SOONER GENERATING STATION | RED ROCK, Noble, OK | Pass | State |
| 2018-08-20 | AMRIZE CEMENT INC / ADA PLANT | ADA, Pontotoc, OK | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-08-20 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2018-08-20 | WISCONSIN ELECTRIC POWER COMPANY, D/B/A | WATERTOWN, Jefferson, WI | N/A | State |
| 2018-08-18 | WESTWARD SEAFOODS, INC. / DUTCH HARBOR SEAFOOD PROCESSING FACILIT — high-priority violation on file | DUTCH HARBOR, Aleutians West (CA), AK | Pass | State |
| 2018-08-18 | WESTWARD SEAFOODS, INC. / DUTCH HARBOR SEAFOOD PROCESSING FACILIT — high-priority violation on file | DUTCH HARBOR, Aleutians West (CA), AK | Pass | State |
| 2018-08-18 | WESTWARD SEAFOODS, INC. / DUTCH HARBOR SEAFOOD PROCESSING FACILIT — high-priority violation on file | DUTCH HARBOR, Aleutians West (CA), AK | Pass | State |
| 2018-08-18 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/LOWRY COMP STA | AVELLA, Washington, PA | Pass | State |
| 2018-08-18 | LAKESIDE INDUSTRIES INC | COVINGTON, King, WA | Pass | Local |
| 2018-08-18 | LAKESIDE INDUSTRIES INC | COVINGTON, King, WA | Pass | Local |
| 2018-08-17 | TARGA- CLARK'S CREEK COMPRESSOR STATION | KEENE, McKenzie, ND | Pass | U.S. EPA |
| 2018-08-17 | DESOTO GATHERING CO, LLC - HATTIEVILLE CPF - 1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2018-08-17 | DESOTO GATHERING CO, LLC - HATTIEVILLE CPF - 1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2018-08-17 | DESOTO GATHERING CO, LLC - HATTIEVILLE CPF - 1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2018-08-17 | FREEPORT-MCMORAN - MORENCI | MORENCI, Greenlee, AZ | Pass | State |
| 2018-08-17 | CALIFORNIA STEEL INDUSTRIES INC — high-priority violation on file | FONTANA, San Bernardino, CA | Pass | Local |
| 2018-08-17 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-17 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-17 | LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file | PARACHUTE 10.1 MI. W OF, Garfield, CO | Pass | State |
| 2018-08-17 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2018-08-17 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2018-08-17 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2018-08-17 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2018-08-17 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2018-08-17 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2018-08-17 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2018-08-17 | REP KANSAS GATHERING - MORGAN STATION (AIR) | PIQUA, Wilson, KS | Pass | State |
| 2018-08-17 | BIG RIVERS ELECTRIC CORP - REID HMP&L STATION 2 | ROBARDS, Webster, KY | Pass | State |
| 2018-08-17 | BOSTON MEDICAL CENTE | BOSTON, CITY OF, Suffolk, MA | Pass | State |
| 2018-08-17 | EVERGY-SIBLEY GENERATING STATION | SIBLEY, Jackson, MO | Pending | State |
| 2018-08-17 | HILAND PARTNERS HOLDINGS LLC - NORSE GAS PLANT | MCGREGOR, Divide, ND | Pass | State |
| 2018-08-17 | SCHILLER STATION COMBUSTION TURBINE | PORTSMOUTH, Rockingham, NH | Pass | State |
| 2018-08-17 | COVANTA WARREN ENERGY RESOURCES CO | OXFORD, Warren, NJ | Pass | State |
| 2018-08-17 | WESTROCK-SOLVAY LLC | GEDDES, Onondaga, NY | Pass | State |
| 2018-08-17 | COTERRA ENERGY OPERATING CO / VESSELS 1H 3526X FACILITY | GEARY, Blaine, OK | Pass | State |
| 2018-08-17 | REDCLIFF MIDSTREAM LLC / CANADIAN RIVER COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-08-17 | REDCLIFF MIDSTREAM LLC / CANADIAN RIVER COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-08-17 | CONTINENTAL RESOURCES / HECKENBERG 3 30 19XH HECKENBERG 2 30 1 | HYDRO, Blaine, OK | Pass | State |
| 2018-08-17 | TALL OAK MIDCON LLC / JEFFERSON COMPRESSOR FACILITY | FAIRVIEW, Major, OK | Pass | State |
| 2018-08-17 | TALL OAK MIDCON LLC / JEFFERSON COMPRESSOR FACILITY | FAIRVIEW, Major, OK | Pass | State |
| 2018-08-17 | MARKWEST LIBERTY MIDSTREAM/BRIGICH COMP STA | CANONSBURG, Washington, PA | Pass | State |
| 2018-08-17 | SARTORIUS STEDIM FILTERS, INC | YAUCO, Yauco, PR | Pending | State |
| 2018-08-17 | SARTORIUS STEDIM FILTERS, INC | YAUCO, Yauco, PR | Pending | State |
| 2018-08-17 | SARTORIUS STEDIM FILTERS, INC | YAUCO, Yauco, PR | Pending | State |
| 2018-08-17 | A M WILLIAMS STATION | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2018-08-17 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2018-08-17 | MOST, INC.- MISSOURI SMELTING TECHNOLOGY, INC. | JACKSON, Madison, TN | Incomplete | State |
| 2018-08-17 | EXXONMOBIL BAYTOWN REFINERY — high-priority violation on file | BAYTOWN, Harris, TX | Pass | State |
| 2018-08-17 | USG PAPER ORANGE MILL — high-priority violation on file | ORANGE, Orange, TX | Pass | State |
| 2018-08-17 | KEYSTONE GAS PLANT | KERMIT, Winkler, TX | Pass | State |
| 2018-08-17 | WASSON CO2 REMOVAL PLANT | DENVER CITY, Yoakum, TX | Pass | State |
| 2018-08-17 | LAKESIDE INDUSTRIES INC | COVINGTON, King, WA | Pass | Local |
| 2018-08-17 | LAKESIDE INDUSTRIES INC | COVINGTON, King, WA | Fail | Local |
| 2018-08-17 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | PROCTOR, Marshall, WV | Pass | State |
| 2018-08-17 | BEAR DRAW-BRUIN COMPRESSOR STATION (POWDER RIVER MIDSTREAM LLC) | JOHNSON COUNTY, Johnson, WY | Pass | State |
| 2018-08-16 | GP CELLULOSE ALABAMA RIVER CELLULOSE LLC | PERDUE HILL, Monroe, AL | Pass | State |
| 2018-08-16 | GP CELLULOSE ALABAMA RIVER CELLULOSE LLC | PERDUE HILL, Monroe, AL | Pass | State |
| 2018-08-16 | SCOTCH PLYWOOD CO | BEATRICE, Monroe, AL | Pass | State |
| 2018-08-16 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | TONTITOWN, Washington, AR | Pass | State |
| 2018-08-16 | SO CAL GAS CO/PLAYA DEL REY STORAGE | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-08-16 | SO CAL GAS CO/PLAYA DEL REY STORAGE | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-08-16 | IBY, LLC | IRWINDALE, Los Angeles, CA | Pass | Local |
| 2018-08-16 | HONEYWELL INTERNATIONAL INC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2018-08-16 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-08-16 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-08-16 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-08-16 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2018-08-16 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2018-08-16 | LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file | PARACHUTE 10.1 MI. W OF, Garfield, CO | Pass | State |
| 2018-08-16 | CITGO PETROLEUM CORP | FORT LAUDERDALE, Broward, FL | Pass | State |
| 2018-08-16 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
| 2018-08-16 | INTERNATIONAL PAPER COMPANY | CANTONMENT, Escambia, FL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.