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 |
|---|---|---|---|---|
| 2019-09-17 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-17 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-17 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-17 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-17 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-17 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-17 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-17 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-17 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | WOODLAND GENERATION STATION | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-17 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Pass | State |
| 2019-09-17 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Pass | State |
| 2019-09-17 | JAMES HARDIE BUILDING PRODUCTS, INC. — high-priority violation on file | PLANT CITY, Hillsborough, FL | Pass | State |
| 2019-09-17 | JAMES HARDIE BUILDING PRODUCTS, INC. — high-priority violation on file | PLANT CITY, Hillsborough, FL | Pass | State |
| 2019-09-17 | WESTROCK CP, LLC | FERNANDINA BEACH, Nassau, FL | Pass | State |
| 2019-09-17 | TAMPA ELECTRIC COMPANY | MULBERRY, Polk, FL | Pass | State |
| 2019-09-17 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2019-09-17 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2019-09-17 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2019-09-17 | DUKE ENERGY FLORIDA, LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2019-09-17 | PRINTPACK INC. | VILLA RICA, Carroll, GA | Pass | State |
| 2019-09-17 | PRINTPACK INC. | VILLA RICA, Carroll, GA | Pass | State |
| 2019-09-17 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2019-09-17 | GA POWER CO. - PLANT SCHERER | JULIETTE, Monroe, GA | Pass | State |
| 2019-09-17 | IPL � MARSHALLTOWN GENERATING STATION | MARSHALLTOWN, Marshall, IA | Pass | State |
| 2019-09-17 | CARGILL INC-EDDYVILLE | EDDYVILLE, Monroe, IA | Pass | State |
| 2019-09-17 | CARGILL INC-EDDYVILLE | EDDYVILLE, Monroe, IA | Pass | State |
| 2019-09-17 | HOFFER PLASTICS CORP | SOUTH ELGIN, Kane, IL | Pass | State |
| 2019-09-17 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2019-09-17 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2019-09-17 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2019-09-17 | DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION | OWENSVILLE, Gibson, IN | Pass | State |
| 2019-09-17 | ARDAGH GLASS INCORPORATED | DUNKIRK, Jay, IN | Pass | State |
| 2019-09-17 | ARDAGH GLASS INCORPORATED | DUNKIRK, Jay, IN | Pass | State |
| 2019-09-17 | JUPITER ALUMINUM CORPORATION — high-priority violation on file | HAMMOND, Lake, IN | Pass | State |
| 2019-09-17 | JUPITER ALUMINUM CORPORATION — high-priority violation on file | HAMMOND, Lake, IN | Pass | State |
| 2019-09-17 | JUPITER ALUMINUM CORPORATION — high-priority violation on file | HAMMOND, Lake, IN | Pass | State |
| 2019-09-17 | JUPITER ALUMINUM CORPORATION — high-priority violation on file | HAMMOND, Lake, IN | Pass | State |
| 2019-09-17 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-17 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-17 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-17 | IDS BLAST FINISHING | INDIANAPOLIS, Marion, IN | Pass | State |
| 2019-09-17 | LYON-COFFEY ELECTRIC COOPERATIVE, INC. - THUNDERBIRD SUBSTATION (AIR) | EMPORIA, Lyon, KS | Pass | State |
| 2019-09-17 | PDX PIPELINE - RENO CO. GAS PROC. PLANT (AIR) | TURON, Reno, KS | Pass | State |
| 2019-09-17 | REAL ALLOY RECYCLING LLC | MORGANTOWN, Butler, KY | Pass | State |
| 2019-09-17 | CONTINENTAL SILVER GROVE LLC | SILVER GROVE, Campbell, KY | Pass | State |
| 2019-09-17 | KY UTILITIES CO - GHENT STATION | GHENT, Carroll, KY | Pass | State |
| 2019-09-17 | HARBISONWALKER INTERNATIONAL, INC. | SOUTH SHORE, Greenup, KY | Pass | State |
| 2019-09-17 | LOGAN ALUMINUM INC | RUSSELLVILLE, Logan, KY | Pass | State |
| 2019-09-17 | TOYOTA MOTOR MANUFACTURING, KENTUCKY | GEORGETOWN (SCOTT), Scott, KY | Pass | State |
| 2019-09-17 | CLEVELAND-CLIFFS STEEL CORPORATION DEARBORN WORKS | DEARBORN, Wayne, MI | Fail | State |
| 2019-09-17 | AMRIZE CEMENT INC. — high-priority violation on file | ALPENA, Alpena, MI | Pass | State |
| 2019-09-17 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | CHINA, St. Clair, MI | Pending | State |
| 2019-09-17 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | CHINA, St. Clair, MI | Pass | State |
| 2019-09-17 | PLASTI PAINT, INC. | SAINT LOUIS, Gratiot, MI | Pending | State |
| 2019-09-17 | STRATA CORP | DILWORTH, Polk, MN | Pass | State |
| 2019-09-17 | WISCONSIN CENTRAL LTD | DULUTH, St. Louis, MN | Pass | State |
| 2019-09-17 | HIBBING TACONITE CO | HIBBING, St. Louis, MN | Pass | State |
| 2019-09-17 | CITY UTILITIES OF SPRINGFIELD MISSOURI JOHN TWITTY ENERGY CENTER — high-priority violation on file | SPRINGFIELD, Greene, MO | Pass | State |
| 2019-09-17 | CITY UTILITIES OF SPRINGFIELD MISSOURI JOHN TWITTY ENERGY CENTER — high-priority violation on file | SPRINGFIELD, Greene, MO | Pass | State |
| 2019-09-17 | MAGNITUDE 7 METALS, LLC | MARSTON, New Madrid, MO | Pending | State |
| 2019-09-17 | NESTLE PURINA PETCARE COMPANY BLOOMFIELD | BLOOMFIELD, Stoddard, MO | Pending | State |
| 2019-09-17 | OIL DRI PRODUCTION COMPANY | RIPLEY, Tippah, MS | Pass | State |
| 2019-09-17 | OIL DRI PRODUCTION COMPANY | RIPLEY, Tippah, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | USG INTERIORS LLC | GREENVILLE, Washington, MS | Pass | State |
| 2019-09-17 | PCS PHOSPHATE COMPANY, INC. - AURORA | AURORA, Beaufort, NC | Pass | State |
| 2019-09-17 | DUKE ENERGY PROGRESS, INC. | ARDEN, Buncombe, NC | Pass | Local |
| 2019-09-17 | TESORO REFINING & MARKETING COMPANY LLC - MARATHON MANDAN REFINERY - AQ | MANDAN, Morton, ND | Pass | State |
| 2019-09-17 | 1804 LTD. LLC - SPRINGBROOK GAS PLANT - AQ | WILLISTON, Williams, ND | Pass | State |
| 2019-09-17 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Pass | State |
| 2019-09-17 | OMNI MOUNT WASHINGTON RESORT | CARROLL, Coos, NH | Pass | State |
| 2019-09-17 | ENTERPRISE - OXY SAND DUNES NORTH COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2019-09-17 | BRININSTOOL COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.