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 |
|---|---|---|---|---|
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-09-11 | SEAPORT CANAVERAL CORP. | CAPE CANAVERAL, Brevard, FL | Pass | State |
| 2018-09-11 | METAL CONTAINER CORPORATION | JACKSONVILLE, Duval, FL | Pass | State |
| 2018-09-11 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2018-09-11 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2018-09-11 | TAMPA ELECTRIC COMPANY | MULBERRY, Polk, FL | Pass | State |
| 2018-09-11 | TAMPA ELECTRIC COMPANY | MULBERRY, Polk, FL | Pass | State |
| 2018-09-11 | DUKE ENERGY FLORIDA, LLC | DE BARY-ORANGE CITY DIVISION, Volusia, FL | Pass | State |
| 2018-09-11 | DUKE ENERGY FLORIDA, LLC | DE BARY-ORANGE CITY DIVISION, Volusia, FL | Pass | State |
| 2018-09-11 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2018-09-11 | GA POWER CO. - PLANT BOWEN | CARTERSVILLE, Bartow, GA | Pass | State |
| 2018-09-11 | NITTA BELT | SUWANEE, Forsyth, GA | Pass | State |
| 2018-09-11 | NOVELIS, INC. | GREENSBORO, Greene, GA | Pass | State |
| 2018-09-11 | NOVELIS, INC. | GREENSBORO, Greene, GA | Pass | State |
| 2018-09-11 | NOVELIS, INC. | GREENSBORO, Greene, GA | Pass | State |
| 2018-09-11 | CLOW VALVE COMPANY | OSKALOOSA, Mahaska, IA | Pass | State |
| 2018-09-11 | PQ LLC | CLARKSVILLE, Clark, IN | Pass | State |
| 2018-09-11 | PQ LLC | CLARKSVILLE, Clark, IN | Pass | State |
| 2018-09-11 | PQ LLC | CLARKSVILLE, Clark, IN | Pass | State |
| 2018-09-11 | PQ LLC | CLARKSVILLE, Clark, IN | Pass | State |
| 2018-09-11 | INDIANA BRIDGE INC | MUNCIE, Delaware, IN | Pass | State |
| 2018-09-11 | INDIANA BRIDGE INC | MUNCIE, Delaware, IN | Pass | State |
| 2018-09-11 | INDIANA BRIDGE INC | MUNCIE, Delaware, IN | Pass | State |
| 2018-09-11 | INDIANA BRIDGE INC | MUNCIE, Delaware, IN | Pass | State |
| 2018-09-11 | POET BIOREFINING - ALEXANDRIA LLC | ALEXANDRIA, Madison, IN | Pass | State |
| 2018-09-11 | POET BIOREFINING - ALEXANDRIA LLC | ALEXANDRIA, Madison, IN | Pass | State |
| 2018-09-11 | POET BIOREFINING - ALEXANDRIA LLC | ALEXANDRIA, Madison, IN | Pass | State |
| 2018-09-11 | POET BIOREFINING - ALEXANDRIA LLC | ALEXANDRIA, Madison, IN | Pass | State |
| 2018-09-11 | POET BIOREFINING - ALEXANDRIA LLC | ALEXANDRIA, Madison, IN | Pass | State |
| 2018-09-11 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-09-11 | SUNFLOWER ELECTRIC - GARDEN CITY (AIR) | GARDEN CITY, Finney, KS | Pass | State |
| 2018-09-11 | 3M CYNTHIANA | CYNTHIANA, Harrison, KY | Pass | State |
| 2018-09-11 | LOGAN ALUMINUM INC | RUSSELLVILLE, Logan, KY | Pass | State |
| 2018-09-11 | HITACHI ASTEMO AMERICAS INC | BEREA, Madison, KY | Pass | State |
| 2018-09-11 | NOVELIS | BEREA, Madison, KY | Pass | State |
| 2018-09-11 | AEROSPACE SUPPORT | AGAWAM, Hampden, MA | Pass | State |
| 2018-09-11 | UPPER CHESAPEAKE MEDICAL CENTER | BEL AIR, Harford, MD | Pass | State |
| 2018-09-11 | NAVAL SUPPORT ACTIVITY BETHESDA | BETHESDA, Montgomery, MD | Pass | State |
| 2018-09-11 | GENERAL DYNAMICS-OTS, INC. | SACO, York, ME | Pass | State |
| 2018-09-11 | CENTRAL SANITARY LANDFILL | PIERSON, Montcalm, MI | Fail | State |
| 2018-09-11 | COVERT GENERATING STATION — high-priority violation on file | COVERT, Van Buren, MI | Pass | State |
| 2018-09-11 | MAGELLAN PIPELINE CO LP - ALBERT LEA | GLENVILLE, Freeborn, MN | N/A | State |
| 2018-09-11 | ULLAND BROTHERS INC - PLANT 3401 | VIRGINIA, St. Louis, MN | Fail | State |
| 2018-09-11 | SOUTHEAST SUPPLY HEADER LLC, DENTVILLE COMPRESSOR STATION | HAZLEHURST, Copiah, MS | Pass | State |
| 2018-09-11 | SOUTHEAST SUPPLY HEADER LLC, DENTVILLE COMPRESSOR STATION | HAZLEHURST, Copiah, MS | Pass | State |
| 2018-09-11 | SOUTHEAST SUPPLY HEADER LLC, DENTVILLE COMPRESSOR STATION | HAZLEHURST, Copiah, MS | Pass | State |
| 2018-09-11 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2018-09-11 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2018-09-11 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2018-09-11 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2018-09-11 | CHEVRON USA INC, CHEVRON PRODUCTS COMPANY, PASCAGOULA REFINERY | PASCAGOULA, Jackson, MS | Pass | State |
| 2018-09-11 | MASONITE CORPORATION — high-priority violation on file | LAUREL, Jones, MS | Pass | State |
| 2018-09-11 | MASONITE CORPORATION — high-priority violation on file | LAUREL, Jones, MS | Pass | State |
| 2018-09-11 | COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, MOSELLE GENERATING PLANT | MOSELLE, Jones, MS | Pass | State |
| 2018-09-11 | SHUQUALAK LUMBER COMPANY INC, PLANER MILL DIVISION — high-priority violation on file | SHUQUALAK, Noxubee, MS | Pass | State |
| 2018-09-11 | SHUQUALAK LUMBER COMPANY INC, PLANER MILL DIVISION — high-priority violation on file | SHUQUALAK, Noxubee, MS | Pass | State |
| 2018-09-11 | SHUQUALAK LUMBER COMPANY INC, PLANER MILL DIVISION — high-priority violation on file | SHUQUALAK, Noxubee, MS | Pass | State |
| 2018-09-11 | SHUQUALAK LUMBER COMPANY INC, PLANER MILL DIVISION — high-priority violation on file | SHUQUALAK, Noxubee, MS | Pass | State |
| 2018-09-11 | CHIEF ETHANOL FUELS INC | HASTINGS, Adams, NE | N/A | State |
| 2018-09-11 | AJ NONWOVENS-HAMPTON, LLC | HAMPTON, Rockingham, NH | Pass | State |
| 2018-09-11 | SHELLY LIQUID DIVISION — high-priority violation on file | GALLIPOLIS, Gallia, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.