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 |
|---|---|---|---|---|
| 2019-09-03 | ST MARYS CEMENT U.S. LLC, CHARLEVOIX PLANT | CHARLEVOIX, Charlevoix, MI | Pass | State |
| 2019-09-03 | HARRISON CONSTRUCTION DIVISION OF APAC-ATLANTIC INC. | HAYESVILLE, Clay, NC | Pass | State |
| 2019-09-03 | HACKBERRY COMPRESSOR STATION | WHITES CITY, Eddy, NM | Pass | State |
| 2019-09-03 | HACKBERRY COMPRESSOR STATION | WHITES CITY, Eddy, NM | Pass | State |
| 2019-09-03 | HACKBERRY COMPRESSOR STATION | WHITES CITY, Eddy, NM | Pass | State |
| 2019-09-03 | AZTEC COMPRESSOR STATION — high-priority violation on file | MONUMENT, Lea, NM | Pass | State |
| 2019-09-03 | LARIAT COMPRESSOR STATION — high-priority violation on file | MALJAMAR, Lea, NM | Pass | State |
| 2019-09-03 | CLEVELAND-CLIFFS STEEL CORPORATION — high-priority violation on file | MIDDLETOWN, Butler, OH | Pass | State |
| 2019-09-03 | SPRING GROVE CEMETERY | CINCINNATI, Hamilton, OH | Pass | State |
| 2019-09-03 | ET GATHERING PROCESSING LLC / COTTONWOOD COMPRESSOR STATION | LAMBERT, Alfalfa, OK | Pass | State |
| 2019-09-03 | ET GATHERING PROCESSING LLC / COTTONWOOD COMPRESSOR STATION | LAMBERT, Alfalfa, OK | Pass | State |
| 2019-09-03 | TOM STACK LLC / SPINDLETAP COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2019-09-03 | MARKWEST OKLAHOMA GAS CO LLC / WOMACK COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2019-09-03 | ET GATHERING PROCESSING LLC / BISHOP COMPRESSOR STATION | ARNETT, Ellis, OK | Pass | State |
| 2019-09-03 | OG AND E / SEMINOLE GENERATING STATION | KONAWA, Seminole, OK | Pass | State |
| 2019-09-03 | MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA | HARMONY, Butler, PA | Pass | State |
| 2019-09-03 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2019-09-03 | PROCTER & GAMBLE PAPER PRODUCTS CO | GREEN BAY, Brown, WI | Pass | State |
| 2019-09-02 | SCHUYLKILL ENERGY RES/ST NICHOLAS COGEN — high-priority violation on file | SHENANDOAH, Schuylkill, PA | Pass | State |
| 2019-08-31 | KINDER MORGAN LIQUIDS TERMINALS LLC | CARSON, Los Angeles, CA | Pass | Local |
| 2019-08-31 | US DEPARTMENT OF VETERANS AFFAIRS - CENTRAL ENERGY PLANT - NEW ORLEANS | NEW ORLEANS, Orleans, LA | Pass | State |
| 2019-08-30 | DESOTO GATHERING COMPANY LLC - NEW QUITMAN CPF-4 | QUITMAN, Faulkner, AR | Pass | State |
| 2019-08-30 | GILA RIVER POWER STATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2019-08-30 | LONG BEACH SERRF PROJECT | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2019-08-30 | YALE UNIVERSITY / CENTRAL POWER PLANT | NEW HAVEN, New Haven, CT | Pass | State |
| 2019-08-30 | ORLANDO UTILITIES COMMISSION | ORLANDO, Orange, FL | Pass | State |
| 2019-08-30 | HARDRIVES ASPHALT COMPANY | DELRAY BEACH, Palm Beach, FL | Pass | State |
| 2019-08-30 | HELCO - KEAHOLE — high-priority violation on file | KAILUA KONA, Hawaii, HI | Pass | State |
| 2019-08-30 | LAWRENCEBURG POWER LLC | LAWRENCEBURG, Dearborn, IN | Pass | State |
| 2019-08-30 | LAWRENCEBURG POWER LLC | LAWRENCEBURG, Dearborn, IN | Pass | State |
| 2019-08-30 | LAWRENCEBURG POWER LLC | LAWRENCEBURG, Dearborn, IN | Pass | State |
| 2019-08-30 | DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION | OWENSVILLE, Gibson, IN | Pass | State |
| 2019-08-30 | EQUILON ENTERPRISES LLC - SHELL OIL PRODUCTS US - CONVENT REFINERY | CONVENT, St. James, LA | Fail | State |
| 2019-08-30 | VICINITY ENERGY LLC | BOSTON, CITY OF, Suffolk, MA | Pass | State |
| 2019-08-30 | KENDALL GREEN ENERGY LLC | CAMBRIDGE, TOWN OF, Middlesex, MA | Pass | State |
| 2019-08-30 | KGM CONTRACTORS INC - AGGREGATE PLANT 2 NM | ANGORA, St. Louis, MN | Pass | State |
| 2019-08-30 | EMPIRE ENERGY CENTER | SARCOXIE, Jasper, MO | Pending | State |
| 2019-08-30 | EMPIRE ENERGY CENTER | SARCOXIE, Jasper, MO | Pending | State |
| 2019-08-30 | GOLD BOND BUILDING PRODUCTS, LLC - MT. HOLLY | MOUNT HOLLY, Gaston, NC | Pass | State |
| 2019-08-30 | MERRIMACK STATION | BOW, Merrimack, NH | Pass | State |
| 2019-08-30 | WESTERN REFINING - GALLUP REFINERY | GALLUP, McKinley, NM | Pass | State |
| 2019-08-30 | CONSOLIDATED CORTEZ & PIPELINE | CRESCENT VALLEY, Lander, NV | Fail | State |
| 2019-08-30 | CONSOLIDATED CORTEZ & PIPELINE | CRESCENT VALLEY, Lander, NV | Fail | State |
| 2019-08-30 | IRON HORSE MIDSTREAM LLC / SILVER PIGEON COMPRESSOR STATION | NINNEKAH, Grady, OK | Pass | State |
| 2019-08-30 | UNITED REFINING CO/WARREN PLT | WARREN, Warren, PA | Pass | State |
| 2019-08-30 | UNITED REFINING CO/WARREN PLT | WARREN, Warren, PA | Pass | State |
| 2019-08-30 | MT CARMEL COGEN/CULM FIRED COGEN PLT — high-priority violation on file | MARION HEIGHTS, Northumberland, PA | Pass | State |
| 2019-08-30 | RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file | TREMONT, Schuylkill, PA | Pass | State |
| 2019-08-30 | KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file | BATH, Northampton, PA | Pass | State |
| 2019-08-30 | BAYARD PRINTING GROUP/WILLIAMSPORT PLT | WILLIAMSPORT, Lycoming, PA | Pass | State |
| 2019-08-30 | CRANSTON WPCF | CRANSTON, Providence, RI | Pass | State |
| 2019-08-30 | CRANSTON WPCF | CRANSTON, Providence, RI | Fail | State |
| 2019-08-30 | AMAZON DATA SERVICES, INC. IAD-90 IAD-91 IAD-92 | STERLING, Loudoun, VA | Pass | State |
| 2019-08-30 | PACKAGING CORPORATION OF AMERICA — high-priority violation on file | WALLULA, Walla Walla, WA | Pass | State |
| 2019-08-30 | PACKAGING CORPORATION OF AMERICA — high-priority violation on file | WALLULA, Walla Walla, WA | Pass | State |
| 2019-08-30 | GRANGER SODA ASH FACILITY (WE SODA WYOMING LP) | GRANGER, Sweetwater, WY | Pass | State |
| 2019-08-29 | GRANITE CONSTRUCTION COMPANY / A9100 CMI ASPHALT PLANT | ALASKA, Undetermined, AK | Pass | State |
| 2019-08-29 | GEORGIA-PACIFIC BREWTON LLC | BREWTON, Escambia, AL | Pass | State |
| 2019-08-29 | GEORGIA-PACIFIC BREWTON LLC | BREWTON, Escambia, AL | Pass | State |
| 2019-08-29 | CLEARWATER PAPER CORPORATION (CYPRESS BEND) | ARKANSAS CITY, Desha, AR | Pass | State |
| 2019-08-29 | DESOTO GATHERING COMPANY LLC - NEW QUITMAN CPF-4 | QUITMAN, Faulkner, AR | Pass | State |
| 2019-08-29 | WESTERN REGIONAL LANDFILL | LINCOLN, Placer, CA | Fail | Local |
| 2019-08-29 | NORTHRUP GRUMMAN SYSTEMS | MANHATTAN BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-29 | NORTHRUP GRUMMAN SYSTEMS | MANHATTAN BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-29 | SENTINEL PEAK RESOURCES CA LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-29 | ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS | FORT LUPTON AREA, Weld, CO | Fail | State |
| 2019-08-29 | YALE UNIVERSITY / CENTRAL POWER PLANT | NEW HAVEN, New Haven, CT | Pass | State |
| 2019-08-29 | YALE UNIVERSITY / CENTRAL POWER PLANT | NEW HAVEN, New Haven, CT | Pass | State |
| 2019-08-29 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2019-08-29 | SOUTH FLORIDA WATER MANAGEMENT DISTRICT | BROWARD COUNTY, Broward, FL | Pass | State |
| 2019-08-29 | SOUTH FLORIDA WATER MANAGEMENT DISTRICT | BROWARD COUNTY, Broward, FL | Pass | State |
| 2019-08-29 | SOUTH FLORIDA WATER MANAGEMENT DISTRICT | BROWARD COUNTY, Broward, FL | Pass | State |
| 2019-08-29 | BOISE CASCADE WOOD PRODUCTS, LLC | HAVANA, Gadsden, FL | Pass | State |
| 2019-08-29 | BOISE CASCADE WOOD PRODUCTS, LLC | HAVANA, Gadsden, FL | Pass | State |
| 2019-08-29 | ST. JOSEPH'S HOSPITAL | TAMPA, Hillsborough, FL | Pass | State |
| 2019-08-29 | ST. JOSEPH'S HOSPITAL | TAMPA, Hillsborough, FL | Pass | State |
| 2019-08-29 | ST. JOSEPH'S HOSPITAL | TAMPA, Hillsborough, FL | Pass | State |
| 2019-08-29 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
| 2019-08-29 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
| 2019-08-29 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
| 2019-08-29 | ORLANDO UTILITIES COMMISSION | ORLANDO, Orange, FL | Pass | State |
| 2019-08-29 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2019-08-29 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Pass | State |
| 2019-08-29 | POET BIOREFINING - COON RAPIDS, LLC | COON RAPIDS, Guthrie, IA | Pass | State |
| 2019-08-29 | POET BIOREFINING - COON RAPIDS, LLC | COON RAPIDS, Guthrie, IA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.