EPA Air · stack tests by year
Air-emissions stack tests in 2019
- 26,261Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2019
- California 6,897
- Ohio 2,684
- Oklahoma 1,656
- Florida 1,597
- Indiana 1,595
- Georgia 1,325
- Pennsylvania 723
- Alabama 687
- Arkansas 664
- Texas 620
- Mississippi 604
- Iowa 457
- Washington 445
- Colorado 431
- New Mexico 421
- Missouri 409
- North Carolina 297
- Minnesota 285
- Montana 272
- Michigan 268
- Wyoming 252
- Wisconsin 251
- South Carolina 231
- Louisiana 225
- Delaware 189
- Kentucky 188
- Utah 184
- West Virginia 176
- Kansas 175
- Alaska 159
- North Dakota 154
- Nebraska 149
- Illinois 138
- Connecticut 124
- New York 122
- Tennessee 121
- Maine 110
- Virginia 107
- Nevada 107
- Idaho 95
- Hawaii 93
- Oregon 88
- New Hampshire 78
- Arizona 77
- New Jersey 61
- South Dakota 59
- Massachusetts 58
- Maryland 54
- Rhode Island 45
- District of Columbia 33
- Vermont 21
Other years
Air-emissions stack tests recorded in 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-11-20 | CITY UTILITIES OF SPRINGFIELD - MCCARTNEY GENERATING STATION | STRAFFORD, Greene, MO | Pass | State |
| 2019-11-20 | CITY UTILITIES OF SPRINGFIELD - MCCARTNEY GENERATING STATION | STRAFFORD, Greene, MO | Pass | State |
| 2019-11-20 | AUDUBON MATERIALS, LLC - SUGAR CREEK PLANT | SUGAR CREEK, Jackson, MO | Pending | State |
| 2019-11-20 | MAGNITUDE 7 METALS, LLC | MARSTON, New Madrid, MO | Pending | State |
| 2019-11-20 | LHOIST NORTH AMERICA | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pending | State |
| 2019-11-20 | METROPOLITAN ST. LOUIS SEWER DISTRICT BISSELL POINT WWTP | SAINT LOUIS, St. Louis (city), MO | Pending | State |
| 2019-11-20 | PPG INDUSTRIES, INC. | GREENSBORO, Guilford, NC | Pass | State |
| 2019-11-20 | MONTANA DAKOTA UTILITIES COMPANY (MDU) - R.M. HESKETT STATION - AQ | MANDAN, Morton, ND | Pass | State |
| 2019-11-20 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2019-11-20 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2019-11-20 | NE NITRO GENEVA LLC | GENEVA, Fillmore, NE | N/A | State |
| 2019-11-20 | CADILLAC COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2019-11-20 | CADILLAC COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2019-11-20 | AVALON COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2019-11-20 | AVALON COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2019-11-20 | PAN MINE PROJECT | EUREKA, White Pine, NV | Pass | State |
| 2019-11-20 | PAN MINE PROJECT | EUREKA, White Pine, NV | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2019-11-20 | COTERRA ENERGY OPERATING CO / JAMESON 2 3 27H MCCARLEY 2 22H | GEARY, Canadian, OK | Pass | State |
| 2019-11-20 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2019-11-20 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / PARKER COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / PARKER COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / BISHOP 1 COMPRESSOR STATION | ARNETT, Ellis, OK | Pass | State |
| 2019-11-20 | ONEOK FIELD SERVICES CO LLC / CHEROKEE COMPRESSOR STATION | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2019-11-20 | ONEOK FIELD SERVICES CO LLC / CHEROKEE COMPRESSOR STATION | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2019-11-20 | ONEOK FIELD SERVICES CO LLC / CHEROKEE COMPRESSOR STATION | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2019-11-20 | ONEOK FIELD SERVICES CO LLC / CHEROKEE COMPRESSOR STATION | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2019-11-20 | COTERRA ENERGY OPERATING CO / MISS MARY 5 6H 2722X FACILITY | OKARCHE, Kingfisher, OK | Pass | State |
| 2019-11-20 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Pass | State |
| 2019-11-20 | PETROLINK ENERGY LLC / CABLE COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2019-11-20 | PETROLINK ENERGY LLC / CABLE COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / ANTELOPE COMPRESSOR STATION | CRAWFORD, Roger Mills, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / REDHORSE COMPRESSOR STATION | ALVA, Woods, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / COUNTY LINE COMPRESSOR STATION | DACOMA, Woods, OK | Pass | State |
| 2019-11-20 | ET GATHERING PROCESSING LLC / COUNTY LINE COMPRESSOR STATION | DACOMA, Woods, OK | Pass | State |
| 2019-11-20 | GEORGIA-PACIFIC TOLEDO LLC — high-priority violation on file | TOLEDO, Lincoln, OR | Pass | State |
| 2019-11-20 | PA STATE UNIV/UNIV PARK CAMPUS | UNIVERSITY PARK, Centre, PA | Pass | State |
| 2019-11-20 | VULCAN CONSTRUCTION MATERIALS LLC DREYFUS QUARRY | COLUMBIA, Richland, SC | Pass | State |
| 2019-11-20 | HUNTER FACILITY | NEW BRAUNFELS, Comal, TX | Pass | State |
| 2019-11-20 | HUNTER FACILITY | NEW BRAUNFELS, Comal, TX | Pass | State |
| 2019-11-20 | EXXONMOBIL BAYTOWN REFINERY — high-priority violation on file | BAYTOWN, Harris, TX | Fail | State |
| 2019-11-20 | ROHM AND HAAS TEXAS DEER PARK PLANT — high-priority violation on file | DEER PARK, Harris, TX | Pass | State |
| 2019-11-20 | ADVANCED AROMATICS | BAYTOWN, Harris, TX | Fail | State |
| 2019-11-20 | EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file | BEAUMONT, Jefferson, TX | Pass | State |
| 2019-11-20 | EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file | BEAUMONT, Jefferson, TX | Pass | State |
| 2019-11-20 | EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file | BEAUMONT, Jefferson, TX | Pass | State |
| 2019-11-20 | EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file | BEAUMONT, Jefferson, TX | Pass | State |
| 2019-11-20 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2019-11-20 | THE NEWARK GROUP, INC. | MILWAUKEE, Monroe, WI | Pass | State |
| 2019-11-20 | FLINT HILLS RESOURCES PINE BEND LLC - JUNCTION CITY TERMINAL | JUNCTION CITY, Price, WI | Pass | State |
| 2019-11-20 | MONONGAHELA POWER COMPANY, HARRISON STATION | HAYWOOD, Harrison, WV | Pass | State |
| 2019-11-19 | GEORGIA PACIFIC | PENNINGTON, Choctaw, AL | Pass | State |
| 2019-11-19 | GEORGIA PACIFIC | PENNINGTON, Choctaw, AL | Pass | State |
| 2019-11-19 | TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC | BUTLER, Choctaw, AL | Pass | State |
| 2019-11-19 | MICHELIN TIRE CORPORATION | MIDLAND CITY, Dale, AL | Pass | State |
| 2019-11-19 | W&T OFFSHORE, INC. | MOBILE BAY, Mobile, AL | Pass | State |
| 2019-11-19 | OUTOKUMPU STAINLESS USA, LLC | CALVERT, Mobile, AL | Pass | State |
| 2019-11-19 | OUTOKUMPU STAINLESS USA, LLC | CALVERT, Mobile, AL | Pass | State |
| 2019-11-19 | SOUTHERN NATURAL GAS | REFORM, Pickens, AL | Pass | State |
| 2019-11-19 | SOUTHERN NATURAL GAS | REFORM, Pickens, AL | Pass | State |
| 2019-11-19 | SOUTHERN NATURAL GAS | REFORM, Pickens, AL | Pass | State |
| 2019-11-19 | DESOTO GATHERING COMPANY LLC - PIKE CPF-1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2019-11-19 | LONG BEACH GENERATION LLC | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2019-11-19 | LOMA LINDA UNIVERSITY | LOMA LINDA, San Bernardino, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | SAN JOAQUIN REFINING CO — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-11-19 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Pass | State |
| 2019-11-19 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Pass | State |
| 2019-11-19 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Pass | State |
| 2019-11-19 | WYOMING INTERSTATE - SNAKE RIVER C.S. | CRAIG 37.2 MI. NW OF, Moffat, CO | Pass | State |
| 2019-11-19 | WYOMING INTERSTATE - SNAKE RIVER C.S. | CRAIG 37.2 MI. NW OF, Moffat, CO | Pass | State |
| 2019-11-19 | HIGHPOINT - 70 RANCH 4-63-3 PAD 2 | KERSEY 6.0 MI. SE OF, Weld, CO | Pass | State |
| 2019-11-19 | HIGHPOINT - RSU ANSCHUTZ FED 4-62-11 | ORCHARD 9.4 MI. N OF, Weld, CO | Pass | State |
| 2019-11-19 | ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION | OXFORD, New Haven, CT | Pass | State |
| 2019-11-19 | ALGONQUIN GAS TRANSMISSION, LLC - CHAPLIN COMPRESSOR STATION | CHAPLIN, Windham, CT | Pass | State |
| 2019-11-19 | FLORIDA POWER & LIGHT COMPANY | FORT LAUDERDALE, Broward, FL | Pass | State |
| 2019-11-19 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2019-11-19 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2019-11-19 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2019-11-19 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.