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 |
|---|---|---|---|---|
| 2022-11-02 | BRININSTOOL COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-11-02 | BRININSTOOL COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-11-02 | BRININSTOOL COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | MAGRETECH, LLC | BELLEVUE, Huron, OH | Pass | State |
| 2022-11-02 | AMP FREMONT ENERGY CENTER | FREMONT, Sandusky, OH | Pass | State |
| 2022-11-02 | AMP FREMONT ENERGY CENTER | FREMONT, Sandusky, OH | Pass | State |
| 2022-11-02 | AMP FREMONT ENERGY CENTER | FREMONT, Sandusky, OH | Pass | State |
| 2022-11-02 | 3 SIGMA LLC | TROY, Miami, OH | Fail | State |
| 2022-11-02 | 3 SIGMA LLC | TROY, Miami, OH | Pass | State |
| 2022-11-02 | SCHWENDER HOLDINGS, LLC DBA VON ROLL CLEVELAND | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-11-02 | SCHWENDER HOLDINGS, LLC DBA VON ROLL CLEVELAND | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-11-02 | SCHWENDER HOLDINGS, LLC DBA VON ROLL CLEVELAND | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-11-02 | SCHWENDER HOLDINGS, LLC DBA VON ROLL CLEVELAND | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-11-02 | SCHWENDER HOLDINGS, LLC DBA VON ROLL CLEVELAND | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-11-02 | SCHWENDER HOLDINGS, LLC DBA VON ROLL CLEVELAND | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | AUTOMATED PACKAGING SYSTEMS | GARFIELD HEIGHTS, Cuyahoga, OH | Pass | State |
| 2022-11-02 | KENT STATE UNIVERSITY HEATING PLANT | KENT, Portage, OH | Pass | State |
| 2022-11-02 | KENT STATE UNIVERSITY HEATING PLANT | KENT, Portage, OH | Pass | State |
| 2022-11-02 | KENT STATE UNIVERSITY HEATING PLANT | KENT, Portage, OH | Pass | State |
| 2022-11-02 | ET GATHERING PROCESSING LLC / RELAY CREEK COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2022-11-02 | ET GATHERING PROCESSING LLC / RELAY CREEK COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2022-11-02 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2022-11-02 | ONEOK FIELD SERVICES CO LLC / DAKOTA COMPRESSOR STATION | GEARY, Canadian, OK | Pass | State |
| 2022-11-02 | ET GATHERING PROCESSING LLC / UNION COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2022-11-02 | ET GATHERING PROCESSING LLC / UNION COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2022-11-02 | ET GATHERING PROCESSING LLC / UNION COMPRESSOR STATION | TABLER, Grady, OK | Pass | State |
| 2022-11-02 | SEWARD GENERATING STATION/SEWARD | NEW FLORENCE, Indiana, PA | Pass | State |
| 2022-11-02 | NFG MIDSTREAM CLERMONT LLC/CLERMONT WEST COMP STA | EMPORIUM, Elk, PA | Pass | State |
| 2022-11-02 | NFG MIDSTREAM CLERMONT LLC/CLERMONT EAST COMP STA | WILCOX, McKean, PA | Pass | State |
| 2022-11-02 | EQM GATHERING OPCO LLC/MCINTOSH COMP STA | FINLEYVILLE, Washington, PA | Pass | State |
| 2022-11-02 | EXPAND OPERATING LLC/GU-VW MCMAHON WELL PAD | STEVENSVILLE, Bradford, PA | Pass | State |
| 2022-11-02 | EXPAND OPERATING LLC/GU-VW MCMAHON WELL PAD | STEVENSVILLE, Bradford, PA | Pass | State |
| 2022-11-02 | DENSO MANUFACTURING ATHENS TENNESSEE, INC. | ATHENS, McMinn, TN | Pass | State |
| 2022-11-02 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2022-11-02 | BOEING COMMERCIAL AIRPLANE GROUP - EVERETT — high-priority violation on file | EVERETT, Snohomish, WA | Pass | Local |
| 2022-11-02 | BOEING COMMERCIAL AIRPLANE GROUP - EVERETT — high-priority violation on file | EVERETT, Snohomish, WA | Pass | Local |
| 2022-11-02 | GREEN BAY PACKAGING INC - GB MILL DIV | GREEN BAY, Brown, WI | Pass | State |
| 2022-11-02 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | Pass | State |
| 2022-11-02 | MUDDY CREEK STATION (KERN RIVER GAS TRANS) | LINCOLN COUNTY, Lincoln, WY | Pass | State |
| 2022-11-01 | EVONIK CORPORATION | THEODORE, Mobile, AL | Pass | State |
| 2022-11-01 | AMRIZE CEMENT, INC. | THEODORE, Mobile, AL | Pass | State |
| 2022-11-01 | AMRIZE CEMENT, INC. | THEODORE, Mobile, AL | Pass | State |
| 2022-11-01 | AMRIZE CEMENT, INC. | THEODORE, Mobile, AL | Pass | State |
| 2022-11-01 | DCP MIDSTREAM | CODEN, Mobile, AL | Pass | State |
| 2022-11-01 | DCP MIDSTREAM | CODEN, Mobile, AL | Pass | State |
| 2022-11-01 | GREEN BAY PACKAGING, INC. - ARKANSAS KRAFT DIVISION | MORRILTON, Conway, AR | Pass | State |
| 2022-11-01 | NOVO BIOPOWER, LLC | SNOWFLAKE, Navajo, AZ | Pass | State |
| 2022-11-01 | SALINAS VALLEY SOLID WASTE AUTHORITY | GONZALES, Monterey, CA | Pass | Local |
| 2022-11-01 | BLYTHE ENERGY LLC (FPL FLORIDA POWER) | BLYTHE, Riverside, CA | Pass | Local |
| 2022-11-01 | LA COUNTY SANITATION DISTRICTS (SPADRA) | POMONA, Los Angeles, CA | Pass | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
| 2022-11-01 | RIO BRAVO FRESNO — high-priority violation on file | FRESNO, Fresno, CA | Fail | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.