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 |
|---|---|---|---|---|
| 2019-12-11 | DAVIDSON GAS PRODUCERS, LLC - DAVIDSON CO. LANDFILL | LEXINGTON, Davidson, NC | Pass | State |
| 2019-12-11 | SPECGX LLC - MALLINCKRODT PHARMACEUTICALS | RALEIGH, Wake, NC | Pass | State |
| 2019-12-11 | CHESHIRE COUNTY MAPLEWOOD NURSING HOME | WESTMORELAND, Cheshire, NH | Pass | State |
| 2019-12-11 | WHITEHORN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2019-12-11 | WHITEHORN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2019-12-11 | RJ BOOSTER STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2019-12-11 | RJ BOOSTER STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2019-12-11 | RJ BOOSTER STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2019-12-11 | RJ BOOSTER STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2019-12-11 | PNM - LORDSBURG GENERATING STATION | LORDSBURG, Hidalgo, NM | Pass | State |
| 2019-12-11 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-12-11 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-12-11 | EOG - VALOR COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2019-12-11 | EOG - RED HILLS SOLAR LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-12-11 | EOG - RED HILLS SOLAR LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-12-11 | EOG - RED HILLS SOLAR LOCALIZED GAS LIFT STATION | JAL, Lea, NM | Pass | State |
| 2019-12-11 | WASHINGTON MILLS ELECTRO MINERALS | NIAGARA FALLS, Niagara, NY | Pass | State |
| 2019-12-11 | ASCENT RESOURCES - UTICA LLC - GINGERICH LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2019-12-11 | ASCENT RESOURCES - UTICA LLC - GINGERICH LND GR | QUAKER CITY, Guernsey, OH | Pass | State |
| 2019-12-11 | UNIVERSITY OF CINCINNATI | CINCINNATI, Hamilton, OH | Pass | State |
| 2019-12-11 | UNIVERSITY OF CINCINNATI | CINCINNATI, Hamilton, OH | Pass | State |
| 2019-12-11 | UNIVERSITY OF CINCINNATI | CINCINNATI, Hamilton, OH | Pass | State |
| 2019-12-11 | UNIVERSITY OF CINCINNATI | CINCINNATI, Hamilton, OH | Pass | State |
| 2019-12-11 | UNBRIDLED RESOURCES LLC / JIMMIE JOYCE CTB PRODUCTION FACILITY | ARNETT, Ellis, OK | Pass | State |
| 2019-12-11 | VALIDUS ENERGY II MIDCON LLC / TITAN PAPPY CENTRAL TANK BATTERY | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2019-12-11 | VALIDUS ENERGY II MIDCON LLC / KILKENNY JAMESON CENTRAL TANK BATTERY | CRINER, McClain, OK | Pass | State |
| 2019-12-11 | DCP OPERATING CO LP / THUNDER COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2019-12-11 | EASTERN GAS TRANS & STORAGE/CRAYNE STA | WAYNESBURG, Greene, PA | Pass | State |
| 2019-12-11 | SANOFI PASTEUR/SWIFTWATER FACILITY | SWIFTWATER, Monroe, PA | Pass | State |
| 2019-12-11 | PA DPW/CLARKS SUMMIT STATE HOSP | CLARKS SUMMIT, Lackawanna, PA | Pass | State |
| 2019-12-11 | GLAXOSMITHKLINE/UPPER MERION BIOPHARM | WEST CONSHOHOCKEN, Montgomery, PA | Pass | State |
| 2019-12-11 | USS/CLAIRTON WORKS — high-priority violation on file | CLAIRTON, Allegheny, PA | Pass | Local |
| 2019-12-11 | NRG ENERGY CTR PGH LLC/PGH | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2019-12-11 | NRG ENERGY CTR PGH LLC/PGH | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2019-12-11 | ALLEGHENY ENERGY SUPPLY/SPRINGDALE | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2019-12-11 | PUROLITE INC/MFG CHEM — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2019-12-11 | SOUTH DAKOTA SOYBEAN PROCESSORS - VOLGA | VOLGA, Brookings, SD | Pass | State |
| 2019-12-11 | POET BIOREFINING - MITCHELL LLC | MITCHELL, Davison, SD | Pass | State |
| 2019-12-11 | REDFIELD ENERGY LLC — high-priority violation on file | REDFIELD, Beadle, SD | Pass | State |
| 2019-12-11 | GOEN STEEPHOLLOW 5 COMPRESSOR STATION | BRYAN, Brazos, TX | Pass | State |
| 2019-12-11 | TEJAS POWER GENERATION UNIT 1 | HOUSTON, Harris, TX | Fail | State |
| 2019-12-11 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2019-12-11 | PORT TOWNSEND PAPER CORPORATION — high-priority violation on file | PORT TOWNSEND, Jefferson, WA | Pass | State |
| 2019-12-11 | HOLLYFRONTIER PUGET SOUND REFINERY | ANACORTES, Skagit, WA | Pass | Local |
| 2019-12-11 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2019-12-11 | JOINT BASE LEWIS-MCCHORD | FORT LEWIS, Pierce, WA | Pass | Local |
| 2019-12-11 | JOINT BASE LEWIS-MCCHORD | FORT LEWIS, Pierce, WA | Pass | Local |
| 2019-12-11 | DICKSON CO | TACOMA, Pierce, WA | Pass | Local |
| 2019-12-11 | ACE ETHANOL, LLC | STANLEY, Chippewa, WI | Pass | State |
| 2019-12-11 | EQT XL MIDSTREAM OPERATING LLC, LEGACY CONDENSATE PAD | PROCTOR, Marshall, WV | Pass | State |
| 2019-12-11 | OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2019-12-11 | ANTERO MIDSTREAM LLC, MIDDLEBOURNE IV | MIDDLEBOURNE, Tyler, WV | Pass | State |
| 2019-12-10 | TARGA BADLANDS JUNCTION COMPRESSOR STATION | MCKENZIE COUNTY, McKenzie, ND | Pass | U.S. EPA |
| 2019-12-10 | INTERIOR GAS UTILITY (FORMERLY TITAN A / LIQUEFIED NATURAL GAS PLANT #1 | WASILLA, Matanuska-Susitna, AK | Pass | State |
| 2019-12-10 | INTERIOR GAS UTILITY (FORMERLY TITAN A / LIQUEFIED NATURAL GAS PLANT #1 | WASILLA, Matanuska-Susitna, AK | Pass | State |
| 2019-12-10 | CHEROKEE NITROGEN LLC | CHEROKEE, Colbert, AL | Pass | State |
| 2019-12-10 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | ROCKFORD, Coosa, AL | Pass | State |
| 2019-12-10 | TRANSCONTINENTAL GAS PIPE LINE COMPANY L | ROCKFORD, Coosa, AL | Pass | State |
| 2019-12-10 | DESOTO GATHERING COMPANY LLC - SOUTH BROWNIE CPF 2 | HATTIEVILLE, Conway, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | APAC CENTRAL, INC - PORTABLE ROCK CRUSHER #3 | GRAVETTE, Washington, AR | Pass | State |
| 2019-12-10 | LOS MEDANOS ENERGY CENTER — high-priority violation on file | PITTSBURG, Contra Costa, CA | Pass | Local |
| 2019-12-10 | LOS MEDANOS ENERGY CENTER — high-priority violation on file | PITTSBURG, Contra Costa, CA | Pass | Local |
| 2019-12-10 | LUNDAY-THAGARD CO DBA WORLD OIL REFINING — high-priority violation on file | SOUTH GATE, Los Angeles, CA | Pass | Local |
| 2019-12-10 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2019-12-10 | PQ CORPORATION | SOUTH GATE, Los Angeles, CA | Pass | Local |
| 2019-12-10 | AIR PROD & CHEM INC | CARSON, Los Angeles, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2019-12-10 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register and the stack tests recorded in 2019. It lists 26,261 stack tests recorded nationwide in 2019.