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EPA Air · stack tests by year
Air-emissions stack tests in 2022
- 29,136Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2022
- California 10,813
- Ohio 2,355
- Indiana 1,925
- Florida 1,564
- Oklahoma 1,350
- Georgia 1,096
- New Mexico 981
- Pennsylvania 830
- Alabama 630
- Mississippi 577
- Arkansas 562
- Colorado 460
- Iowa 434
- Missouri 359
- Texas 288
- Michigan 288
- Wisconsin 262
- Washington 260
- North Carolina 252
- Kentucky 245
- Wyoming 241
- Minnesota 236
- South Carolina 228
- West Virginia 210
- Delaware 209
- Utah 162
- Montana 155
- Nebraska 143
- Nevada 137
- Illinois 136
- Tennessee 134
- Louisiana 131
- Alaska 131
- Virginia 126
- Maine 116
- Connecticut 115
- Arizona 114
- New York 113
- North Dakota 110
- New Jersey 104
- Idaho 99
- Hawaii 69
- District of Columbia 60
- South Dakota 55
- Maryland 52
- Oregon 49
- New Hampshire 48
- Puerto Rico 39
- Kansas 37
- Rhode Island 23
- Massachusetts 19
- Vermont 4
Other years
Air-emissions stack tests recorded in 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-06-09 | CONTINENTAL RESOURCES / ISLANDS 1 34 35XHW | HENNEPIN, Garvin, OK | Pass | State |
| 2022-06-09 | MARKWEST OKLAHOMA GAS CO LLC / ALPHA COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-06-09 | MARKWEST OKLAHOMA GAS CO LLC / ALPHA COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-06-09 | ET GATHERING PROCESSING LLC / RICHARD HILL COMPRESSOR STATION | HARTSHORNE, Pittsburg, OK | Pass | State |
| 2022-06-09 | CONTINENTAL RESOURCES / TOMANEY 1 35 34 27XHW | ALMA, Stephens, OK | Pass | State |
| 2022-06-09 | CONSTELLATION ENERGY GENERATION LLC/CROYDON GEN STA | CROYDON, Bucks, PA | Pass | State |
| 2022-06-09 | A M WILLIAMS STATION | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2022-06-09 | JW ALUMINUM COMPANY | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2022-06-09 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2022-06-09 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2022-06-09 | TENNESSEE OPERATIONS OF EASTMAN CHEMICAL COMPANY — high-priority violation on file | KINGSPORT, Sullivan, TN | Pass | State |
| 2022-06-09 | US NAVY - NSA HAMPTON ROADS HQ | NORFOLK, Norfolk (city), VA | Pass | State |
| 2022-06-09 | WASTE TO ENERGY | SPOKANE, Spokane, WA | Pass | Local |
| 2022-06-09 | ECHO SPRINGS GAS PLANT (WILLIAMS FIELD SERVICES) | CARBON COUNTY, Carbon, WY | Pass | State |
| 2022-06-09 | BEAR DRAW-BRUIN COMPRESSOR STATION (POWDER RIVER MIDSTREAM LLC) | JOHNSON COUNTY, Johnson, WY | Pass | State |
| 2022-06-09 | PARADISE COMPRESSOR STATION (ENTERPRISE JONAH GAS GATHERING CO) | SUBLETTE COUNTY, Sublette, WY | Pass | State |
| 2022-06-09 | PARADISE COMPRESSOR STATION (ENTERPRISE JONAH GAS GATHERING CO) | SUBLETTE COUNTY, Sublette, WY | Pending | State |
| 2022-06-09 | CHAIN LAKES I5 35 4H-8H PAD (CROWHEART ENERGY, LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-06-08 | DESOTO GATHERING COMPANY, LLC - GRIFFIN MOUNTAIN CPF-2 | JERUSALEM, Conway, AR | Pass | State |
| 2022-06-08 | ENTERGY ARKANSAS, LLC - INDEPENDENCE PLANT | NEWARK, Independence, AR | Pass | State |
| 2022-06-08 | SUZANO PACKAGING, LLC | PINE BLUFF, Jefferson, AR | Pass | State |
| 2022-06-08 | FREEPORT-MCMORAN - MORENCI | MORENCI, Greenlee, AZ | Pass | State |
| 2022-06-08 | NORTHWEST REGIONAL LANDFILL | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2022-06-08 | CALPINE KING CITY COGEN, LLC | KING CITY, Monterey, CA | Pass | Local |
| 2022-06-08 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2022-06-08 | SAN BERNARDINO CO- SOLID WASTE MGMT | RIALTO, San Bernardino, CA | Pending | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Fail | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
| 2022-06-08 | SYCAMORE COGEN CO — high-priority violation on file | OILDALE, Kern, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.