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 |
|---|---|---|---|---|
| 2018-11-05 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2018-11-05 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2018-11-05 | CENTURY ALUMINUM OF KY LLC | HAWESVILLE, Hancock, KY | Fail | State |
| 2018-11-05 | ANDERSEN CORPORATION | BAYPORT, Washington, MN | Pass | State |
| 2018-11-05 | ROCKY MOUNTAIN POWER | HARDIN, Big Horn, MT | Pass | State |
| 2018-11-05 | ROCKY MOUNTAIN POWER | HARDIN, Big Horn, MT | Pass | State |
| 2018-11-05 | ROCKY MOUNTAIN POWER | HARDIN, Big Horn, MT | Pass | State |
| 2018-11-05 | YELLOWSTONE POWER PLANT — high-priority violation on file | BILLINGS, Yellowstone, MT | Pass | State |
| 2018-11-05 | YELLOWSTONE POWER PLANT — high-priority violation on file | BILLINGS, Yellowstone, MT | Pass | State |
| 2018-11-05 | NORTHERN BORDER PIPELINE COMPANY - ZEELAND COMPRESSOR STATION - AQ | ZEELAND, McIntosh, ND | Pass | State |
| 2018-11-05 | OMEGA JV2 - SEVILLE DIESEL GENERATING STATION | SEVILLE, Medina, OH | Pass | State |
| 2018-11-05 | ONEOK FIELD SERVICES CO LLC / PAYNE COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-11-05 | UNBRIDLED RESOURCES LLC / MILLER 35 19 25 1H T REX 2 18 25 1H S | ARNETT, Ellis, OK | Pass | State |
| 2018-11-05 | UNBRIDLED RESOURCES LLC / LAURA 32 20 26 1H STATION | ARNETT, Ellis, OK | Pass | State |
| 2018-11-05 | MUSTANG GAS PRODUCTS LLC / DOVER HENNESSEY GAS PLANT — high-priority violation on file | HENNESSEY, Kingfisher, OK | Pass | State |
| 2018-11-05 | MUSTANG GAS PRODUCTS LLC / DOVER HENNESSEY GAS PLANT — high-priority violation on file | HENNESSEY, Kingfisher, OK | Pass | State |
| 2018-11-05 | MUSTANG GAS PRODUCTS LLC / DOVER HENNESSEY GAS PLANT — high-priority violation on file | HENNESSEY, Kingfisher, OK | Pass | State |
| 2018-11-05 | OG AND E / SOONER GENERATING STATION | RED ROCK, Noble, OK | Pass | State |
| 2018-11-05 | ET GATHERING PROCESSING LLC / CANUTE COMPRESSOR STATION | BURNS FLAT, Washita, OK | Pass | State |
| 2018-11-05 | BCE MACH LLC / CAROL JO 1 13H KAREE 24-28-13 1H STAT | CAPRON, Woods, OK | Pass | State |
| 2018-11-05 | BCE MACH LLC / LADONNA 19 28 16 1H AND WESTLINE 30 28 | ALVA, Woods, OK | Pass | State |
| 2018-11-05 | BCE MACH LLC / RONALD 16 27 14 1H STA | ALVA, Woods, OK | Pass | State |
| 2018-11-05 | USS/CLAIRTON WORKS — high-priority violation on file | CLAIRTON, Allegheny, PA | Pass | Local |
| 2018-11-05 | DOW CHEMICAL SABINE RIVER OPERATIONS — high-priority violation on file | ORANGE, Orange, TX | N/A | State |
| 2018-11-05 | COLUMBIA GAS TRANSMISSION, LLC, KENOVA | KENOVA, Wayne, WV | Pass | State |
| 2018-11-04 | HILCORP ALASKA, LLC / FLOW STATION #1 (FS 1) — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2018-11-04 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pending | Local |
| 2018-11-03 | HILCORP ALASKA, LLC / FLOW STATION #1 (FS 1) — high-priority violation on file | NORTH SLOPE BOROUGH, North Slope, AK | Pass | State |
| 2018-11-02 | WEXPRO ISLAND COMPRESSOR (FRMLY MPLX) | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2018-11-02 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | RAGLAND, St. Clair, AL | Pass | State |
| 2018-11-02 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-11-02 | ULTRAMAR INC | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CLARIOS, LLC - MIDDLETOWN DISTRIBUTION CENTER | MIDDLETOWN, New Castle, DE | Fail | State |
| 2018-11-02 | CLARIOS, LLC - MIDDLETOWN DISTRIBUTION CENTER | MIDDLETOWN, New Castle, DE | Fail | State |
| 2018-11-02 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-02 | ARMSTRONG WORLD INDUSTRIES, INC. | PENSACOLA, Escambia, FL | Pass | State |
| 2018-11-02 | AJAX PAVING INDUSTRIES OF FLORIDA LLC | PALMETTO, Manatee, FL | Pass | State |
| 2018-11-02 | INTERNATIONAL PAPER COMPANY - ROME MILL | ROME, Floyd, GA | Pass | State |
| 2018-11-02 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2018-11-02 | HECO - KAHE | KAPOLEI, Honolulu, HI | Pass | State |
| 2018-11-02 | HECO - KAHE | KAPOLEI, Honolulu, HI | Pass | State |
| 2018-11-02 | CARGILL INC | GIBSON CITY, Ford, IL | Pass | State |
| 2018-11-02 | R.S. PIDACKS, INC. | LIVERMORE, Androscoggin, ME | Pass | State |
| 2018-11-02 | CHOCTAW GENERATION LIMITED PARTNERSHIP, RED HILLS GENERATION FACILITY | ACKERMAN, Choctaw, MS | Pass | State |
| 2018-11-02 | CHOCTAW GENERATION LIMITED PARTNERSHIP, RED HILLS GENERATION FACILITY | ACKERMAN, Choctaw, MS | Pass | State |
| 2018-11-02 | W.E. PARTNERS I, LLC - COFIELD | COFIELD, Hertford, NC | Pass | State |
| 2018-11-02 | MGM RESORTS INTERNATIONAL — high-priority violation on file | LAS VEGAS, Clark, NV | Pass | Local |
| 2018-11-02 | MGM RESORTS INTERNATIONAL — high-priority violation on file | LAS VEGAS, Clark, NV | Pass | Local |
| 2018-11-02 | GFS CHEMICALS INC | COLUMBUS, Franklin, OH | Fail | State |
| 2018-11-02 | GFS CHEMICALS INC | COLUMBUS, Franklin, OH | Fail | State |
| 2018-11-02 | INTERNATIONAL PAPER | SPRINGFIELD, Lane, OR | Pass | Local |
| 2018-11-02 | UNITED REFINING CO/WARREN PLT | WARREN, Warren, PA | Pass | State |
| 2018-11-02 | UNITED REFINING CO/WARREN PLT | WARREN, Warren, PA | Pass | State |
| 2018-11-02 | PA DHS/POLK CTR — high-priority violation on file | POLK, Venango, PA | Pass | State |
| 2018-11-02 | SUSQUEHANNA GATHERING CO 1 LLC/CDP 2 | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2018-11-02 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-11-02 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-11-02 | LARSEN FARMS POWER GENERATING FACILITY PLANT 1 | DALHART, Hartley, TX | N/A | State |
| 2018-11-02 | LARSEN FARMS POWER GENERATING FACILITY PLANT 1 | DALHART, Hartley, TX | N/A | State |
| 2018-11-02 | LARSEN FARMS POWER GENERATING FACILITY PLANT 1 | DALHART, Hartley, TX | N/A | State |
| 2018-11-02 | LARSEN FARMS POWER GENERATING FACILITY PLANT 1 | DALHART, Hartley, TX | N/A | State |
| 2018-11-02 | LARSEN FARMS POWER GENERATING FACILITY PLANT 1 | DALHART, Hartley, TX | N/A | State |
| 2018-11-02 | LARSEN FARMS POWER GENERATING FACILITY PLANT 1 | DALHART, Hartley, TX | N/A | State |
| 2018-11-02 | INV NYLON CHEMICALS AMERICAS ORANGE SITE — high-priority violation on file | ORANGE, Orange, TX | N/A | State |
| 2018-11-02 | PORT TOWNSEND PAPER CORPORATION — high-priority violation on file | PORT TOWNSEND, Jefferson, WA | Pass | State |
| 2018-11-02 | BOEING COMMERCIAL AIRPLANE SEATTLE | SEATTLE, King, WA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.