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 |
|---|---|---|---|---|
| 2018-12-04 | BCE MACH III MIDSTREAM HOLDINGS LLC / ELMORE CITY GAS PLANT — high-priority violation on file | ELMORE CITY, Garvin, OK | Pass | State |
| 2018-12-04 | BCE MACH III MIDSTREAM HOLDINGS LLC / ELMORE CITY GAS PLANT — high-priority violation on file | ELMORE CITY, Garvin, OK | Pass | State |
| 2018-12-04 | ONEOK FIELD SERVICES CO LLC / RIDDLE COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2018-12-04 | ONEOK FIELD SERVICES CO LLC / RIDDLE COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2018-12-04 | ONEOK FIELD SERVICES CO LLC / RIDDLE COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2018-12-04 | PETROLINK ENERGY LLC / CABLE COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2018-12-04 | DCP OPERATING CO LP / THUNDER COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2018-12-04 | DCP OPERATING CO LP / THUNDER COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2018-12-04 | METROPOLITAN SERVICE DISTRICT | PORTLAND, Multnomah, OR | Pass | State |
| 2018-12-04 | EBENSBURG POWER CO/EBENSBURG COGENERATION PLT | EBENSBURG, Cambria, PA | Pass | State |
| 2018-12-04 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2018-12-04 | VALERO RENEWABLE FUELS COMPANY LLC — high-priority violation on file | AURORA, Brookings, SD | Pass | State |
| 2018-12-04 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-12-04 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-12-04 | CHEVRON PHILLIPS CHEMICAL PORT ARTHUR FACILITY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Pass | State |
| 2018-12-04 | PACIFICORP HUNTER | UTAH, Undetermined, UT | Pass | State |
| 2018-12-04 | WESTINGHOUSE ELECTRIC COMPANY LLC. | UTAH, Undetermined, UT | Pass | State |
| 2018-12-04 | WESTINGHOUSE ELECTRIC COMPANY LLC. | UTAH, Undetermined, UT | Pass | State |
| 2018-12-04 | DOMINION ENERGY - GREENSVILLE POWER STATION | EMPORIA, Greensville, VA | Pass | State |
| 2018-12-04 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2018-12-04 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2018-12-04 | DEMETER AG-GRID LLC | DANE, Dane, WI | Pass | State |
| 2018-12-04 | BIG RIVER RESOURCES BOYCEVILLE LLC | BOYCEVILLE, Dunn, WI | Pass | State |
| 2018-12-04 | WISCONSIN RAPIDS MILL | WISCONSIN RAPIDS, Menominee, WI | Pass | State |
| 2018-12-04 | APPALACHIAN POWER COMPANY, JOHN AMOS PLANT | WINFIELD, Putnam, WV | Pass | State |
| 2018-12-04 | COLUMBIA GAS TRANSMISSION, LLC, CEREDO | HUNTINGTON, Wayne, WV | Pass | State |
| 2018-12-04 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | Pass | State |
| 2018-12-03 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-1 | QUITMAN, Cleburne, AR | Pass | State |
| 2018-12-03 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pending | Local |
| 2018-12-03 | CONTAINMENT SOLUTIONS INC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | N/A | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | Pass | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | Pass | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | Pass | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | Pass | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | N/A | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | Pass | State |
| 2018-12-03 | OMI, INC./CITY OF WILMINGTON (REBF) | WILMINGTON, New Castle, DE | Pass | State |
| 2018-12-03 | HOLLINGSHEAD MATERIALS | PANAMA CITY, Bay, FL | Pass | State |
| 2018-12-03 | HOLLINGSHEAD MATERIALS | PANAMA CITY, Bay, FL | Pass | State |
| 2018-12-03 | NORTH SHORE GAS CO | LIBERTYVILLE, Lake, IL | Pass | State |
| 2018-12-03 | CONSOLIDATED GRAIN AND BARGE COMPANY | JEFFERSONVILLE, Clark, IN | Pass | State |
| 2018-12-03 | CONSOLIDATED GRAIN AND BARGE COMPANY | JEFFERSONVILLE, Clark, IN | Pass | State |
| 2018-12-03 | DOMTAR PAPER CO LLC - HAWESVILLE OPERATIONS | HAWESVILLE, Hancock, KY | Pass | State |
| 2018-12-03 | WESTLAKE VINYLS INC | CALVERT CITY, Marshall, KY | Pass | State |
| 2018-12-03 | US DEPARTMENT OF VETERANS AFFAIRS - CENTRAL ENERGY PLANT - NEW ORLEANS | NEW ORLEANS, Orleans, LA | Pass | State |
| 2018-12-03 | AES WARRIOR RUN | CUMBERLAND, Allegany, MD | Pass | State |
| 2018-12-03 | SAPPI NORTH AMERICA, INC. | SKOWHEGAN, Somerset, ME | Pass | State |
| 2018-12-03 | J. H. CAMPBELL PLANT | WEST OLIVE, Ottawa, MI | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pass | State |
| 2018-12-03 | COLUMBIA GULF TRANSMISSION LLC, CORINTH COMPRESSOR STATION | CORINTH, Alcorn, MS | Pass | State |
| 2018-12-03 | COLUMBIA GULF TRANSMISSION LLC, CORINTH COMPRESSOR STATION | CORINTH, Alcorn, MS | Pass | State |
| 2018-12-03 | COLUMBIA GULF TRANSMISSION LLC, CORINTH COMPRESSOR STATION | CORINTH, Alcorn, MS | Pass | State |
| 2018-12-03 | WESTERN SUGAR COOPERATIVE — high-priority violation on file | BILLINGS, Yellowstone, MT | Pass | State |
| 2018-12-03 | BLUE RACER MIDSTREAM, LLC - MIZER STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-12-03 | BLUE RACER MIDSTREAM, LLC - MIZER STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-12-03 | BLUE RACER MIDSTREAM, LLC - MIZER STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-12-03 | BLUE RACER MIDSTREAM, LLC - MIZER STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-12-03 | BLUE RACER MIDSTREAM, LLC - MIZER STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-12-03 | BLUE RACER MIDSTREAM, LLC - MIZER STATION | CADIZ, Harrison, OH | Pass | State |
| 2018-12-03 | FUCHS PAD 952477 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | FUCHS PAD 952477 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | FUCHS PAD 952477 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | DIETRICH PAD 952432 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | DIETRICH PAD 952432 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | DIETRICH PAD 952432 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | HOLLIDAY PAD 952538 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | HOLLIDAY PAD 952538 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | HOLLIDAY PAD 952538 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | MOSER PAD 952658 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | MOSER PAD 952658 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | MOSER PAD 952658 | CLARINGTON, Monroe, OH | Pass | State |
| 2018-12-03 | ET GATHERING PROCESSING LLC / PUMBA COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-12-03 | ET GATHERING PROCESSING LLC / PUMBA COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-12-03 | ET GATHERING PROCESSING LLC / PUMBA COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-12-03 | ET GATHERING PROCESSING LLC / BISHOP 2 COMPRESSOR STATION | ARNETT, Ellis, OK | Pass | State |
| 2018-12-03 | ET GATHERING PROCESSING LLC / ROLL COMPRESSOR STATION | CRAWFORD, Roger Mills, OK | Pass | State |
| 2018-12-03 | DCP OPERATING CO LP / THUNDER COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2018-12-03 | HAMILTON PATRIOT LLC/HAMILTON PATRIOT GENERATION PLANT — high-priority violation on file | MONTGOMERY, Lycoming, PA | Pass | State |
| 2018-12-03 | HILCORP ENERGY PARTNER - UTE COMPRESSOR STATION | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | U.S. EPA |
| 2018-12-03 | CHICO GAS PLANT | CHICO, Wise, TX | Pass | State |
| 2018-12-03 | CHICO GAS PLANT | CHICO, Wise, TX | Pass | State |
| 2018-12-03 | CHICO GAS PLANT | CHICO, Wise, TX | Pass | State |
| 2018-12-03 | CHICO GAS PLANT | CHICO, Wise, TX | Pass | State |
| 2018-12-03 | KENNECOTT - COPPERTON CONCENTRATOR AND | COPPERTON, Salt Lake, UT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.