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 |
|---|---|---|---|---|
| 2018-12-31 | BARGATH - RABBIT BRUSH C.S. | PARACHUTE AREA, Garfield, CO | Pass | State |
| 2018-12-31 | HELCO - KEAHOLE — high-priority violation on file | KAILUA KONA, Hawaii, HI | Pass | State |
| 2018-12-31 | WILLISTON BASIN - CABIN CREEK | BAKER, Fallon, MT | Pass | State |
| 2018-12-31 | WILLISTON BASIN - CABIN CREEK | BAKER, Fallon, MT | Pass | State |
| 2018-12-31 | WILLISTON BASIN - CABIN CREEK | BAKER, Fallon, MT | Pass | State |
| 2018-12-31 | WBI SANDSTONE CREEK COMPRESSOR STATION | BAKER, Fallon, MT | Pass | State |
| 2018-12-31 | WBI SANDSTONE CREEK COMPRESSOR STATION | BAKER, Fallon, MT | Pass | State |
| 2018-12-31 | WBI SANDSTONE CREEK COMPRESSOR STATION | BAKER, Fallon, MT | Pass | State |
| 2018-12-31 | FALLS CITY POWER PLANT — high-priority violation on file | FALLS CITY, Richardson, NE | Pass | State |
| 2018-12-31 | OMAHA STEEL CASTINGS CO — high-priority violation on file | WAHOO, Saunders, NE | Pass | State |
| 2018-12-31 | SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file | KENNERDELL, Venango, PA | Pass | State |
| 2018-12-29 | US DEPARTMENT OF VETERANS AFFAIRS - CENTRAL ENERGY PLANT - NEW ORLEANS | NEW ORLEANS, Orleans, LA | Pass | State |
| 2018-12-29 | US DEPARTMENT OF VETERANS AFFAIRS - CENTRAL ENERGY PLANT - NEW ORLEANS | NEW ORLEANS, Orleans, LA | Pass | State |
| 2018-12-28 | SABIC INNOVATIVE PLASTICS US LLC | BURKVILLE, Lowndes, AL | Pass | State |
| 2018-12-28 | STOROPACK INC | DOWNEY, Los Angeles, CA | Pass | Local |
| 2018-12-28 | EAGLE RIVER COAL PREP | HARRISBURG, Saline, IL | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | VALERO RENEWABLE FUELS COMPANY DBA VALERO LINDEN PLANT | LINDEN, Montgomery, IN | Pass | State |
| 2018-12-28 | BAYSTATE MEDICAL CENTER | SPRINGFIELD, CITY OF, Hampden, MA | Pass | State |
| 2018-12-28 | ANSON COUNTY WASTE MANAGEMENT FACILITY — high-priority violation on file | POLKTON, Anson, NC | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | RIDDELL SPORTS GROUP, INC. | NORTH RIDGEVILLE, Lorain, OH | Pass | State |
| 2018-12-28 | PPG - TESLIN | BARBERTON, Summit, OH | Pass | State |
| 2018-12-28 | PPG - TESLIN | BARBERTON, Summit, OH | Pass | State |
| 2018-12-28 | CONTINENTAL RESOURCES / BIRT 1 13H WILLIAMS 1 24H | CHICKASHA, Grady, OK | Pass | State |
| 2018-12-28 | PALO DURO G AND P OKLAHOMA LP / DILL CITY COMPRESSOR STATION | DILL CITY, Washita, OK | Pass | State |
| 2018-12-28 | REPSOL OIL& GAS USA LLC/REPINE COMP STA | LITTLE MEADOWS, Susquehanna, PA | Pass | State |
| 2018-12-28 | SARTORIUS STEDIM FILTERS, INC | YAUCO, Yauco, PR | Pass | State |
| 2018-12-27 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-12-27 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-27 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-12-27 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2018-12-27 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2018-12-27 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2018-12-27 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | LODI GAS STORAGE LLC | ACAMPO, San Joaquin, CA | Pass | Local |
| 2018-12-27 | VENATOR AMERICAS LLC | AUGUSTA, Richmond, GA | Fail | State |
| 2018-12-27 | VENATOR AMERICAS LLC | AUGUSTA, Richmond, GA | Pass | State |
| 2018-12-27 | VENATOR AMERICAS LLC | AUGUSTA, Richmond, GA | Fail | State |
| 2018-12-27 | DTE GAS COMPANY - WILLOW RUN COMPRESSOR STATION | YPSILANTI, Washtenaw, MI | Pass | State |
| 2018-12-27 | VALIDUS ENERGY II MIDCON LLC / HOLSTEIN 2 27H | GREENFIELD, Blaine, OK | Pass | State |
| 2018-12-27 | VALIDUS ENERGY II MIDCON LLC / BETTY LOU 1 5 32XH | WATONGA, Blaine, OK | Pass | State |
| 2018-12-27 | ONEOK FIELD SERVICES CO LLC / PAYNE COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2018-12-27 | UNIT PETROLEUM CO / LLC LIVINGSTON LAND PRODUCTION FACILIT | NINNEKAH, Grady, OK | Pass | State |
| 2018-12-27 | GULFPORT MIDCON LLC / EJ CRADDOCK A | ALEX, Grady, OK | Pass | State |
| 2018-12-27 | IRON HORSE MIDSTREAM LLC / IRON HORSE PROCESSING PLANT | AMBER, Grady, OK | Pass | State |
| 2018-12-27 | IRON HORSE MIDSTREAM LLC / IRON HORSE PROCESSING PLANT | AMBER, Grady, OK | Pass | State |
| 2018-12-27 | GULFPORT MIDCON LLC / EJ CRADDOCK B | ALEX, Grady, OK | Pass | State |
| 2018-12-27 | BLACKJACK OPERATING LLC / HENSON NO 06 01HX WELLSITE | PURCELL, McClain, OK | Pass | State |
| 2018-12-27 | MADILL GAS PROCESSING LLC / MADILL GAS PLANT | MADILL, Marshall, OK | Pass | State |
| 2018-12-27 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2018-12-27 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2018-12-27 | TENNESSEE VALLEY AUTHORITY (TVA) - KINGSTON FOSSIL PLANT — high-priority violation on file | HARRIMAN, Roane, TN | Pass | State |
| 2018-12-27 | KERRY, INC. | MANITOWOC, Manitowoc, WI | Pass | State |
| 2018-12-26 | SHADOW WOLF ENERGY, LLC | SANTA CLARITA, Los Angeles, CA | Pass | Local |
| 2018-12-26 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pending | Local |
| 2018-12-26 | INTERNATIONAL PAPER - FLINT RIVER MILL | OGLETHORPE, Macon, GA | Pass | State |
| 2018-12-26 | PAR - REFINERY — high-priority violation on file | KAPOLEI, Honolulu, HI | Pass | State |
| 2018-12-26 | JAS. W. GLOVER (0257) | PUHI, Kauai, HI | Pass | State |
| 2018-12-26 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2018-12-23 | CHEVRON USA INC - PICEANCE BASIN CENTRAL | PARACHUTE 16.6 MI. NW OF, Garfield, CO | Pass | State |
| 2018-12-22 | LUNDAY-THAGARD CO DBA WORLD OIL REFINING — high-priority violation on file | SOUTH GATE, Los Angeles, CA | Pending | Local |
| 2018-12-22 | TYSON FRESH MEATS INC-PERRY | PERRY, Dallas, IA | Fail | State |
| 2018-12-21 | PETRO STAR, INC. / PETRO STAR VALDEZ REFINERY — high-priority violation on file | VALDEZ, Valdez-Cordova (CA), AK | Pass | State |
| 2018-12-21 | SHADOW WOLF ENERGY, LLC | SANTA CLARITA, Los Angeles, CA | Pending | Local |
| 2018-12-21 | SHADOW WOLF ENERGY, LLC | SANTA CLARITA, Los Angeles, CA | Pending | Local |
| 2018-12-21 | SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file | WELDONA, Morgan, CO | Pass | State |
| 2018-12-21 | SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file | WELDONA, Morgan, CO | Pass | State |
| 2018-12-21 | FLORIDA POWER AND LIGHT COMPANY | LOXAHATCHEE, Palm Beach, FL | Pass | State |
| 2018-12-21 | VMC SPECIALTY ALLOYS | ADAIRSVILLE, Bartow, GA | Pass | State |
| 2018-12-21 | ASH GROVE CEMENT - CHANUTE (AIR) | CHANUTE, Neosho, KS | Pass | State |
| 2018-12-21 | SABINE PIPE LINE LLC - HENRY HUB S BOOSTER STATION | ERATH, Vermilion, LA | Pass | State |
| 2018-12-21 | PIONEER METAL FINISHING INDUSTRIAL HWY | WARREN, Macomb, MI | Pass | State |
| 2018-12-21 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Fail | State |
| 2018-12-21 | LITTLE BLUE VALLEY SEWER DISTRICT - ATHERTON WASTEWATER TREATMENT PLANT | INDEPENDENCE, Jackson, MO | Pending | State |
| 2018-12-21 | WILLISTON BASIN - BAKER COMPRESSOR STA | BAKER, Fallon, MT | Pass | State |
| 2018-12-21 | WILLISTON BASIN - FORT PECK STATION | NASHUA, Valley, MT | Pass | State |
| 2018-12-21 | AUBURN GENERATING PLANT | AUBURN, Nemaha, NE | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.