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 |
|---|---|---|---|---|
| 2018-11-27 | BLUE RACER MIDSTREAM LLC - BFS#2 (FLUSHING A) | FLUSHING, Belmont, OH | Pass | State |
| 2018-11-27 | BLUE RACER MIDSTREAM LLC - BFS#2 (FLUSHING A) | FLUSHING, Belmont, OH | Pass | State |
| 2018-11-27 | ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN | CADIZ, Harrison, OH | Pass | State |
| 2018-11-27 | ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN | CADIZ, Harrison, OH | Pass | State |
| 2018-11-27 | ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN | CADIZ, Harrison, OH | Pass | State |
| 2018-11-27 | SUNRISE COOPERATIVE | SOUTH CHARLESTON, Clark, OH | Pass | State |
| 2018-11-27 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-27 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-27 | OG AND E / MUSTANG ENERGY CENTER | OKLAHOMA CITY, Canadian, OK | Pass | State |
| 2018-11-27 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2018-11-27 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2018-11-27 | FW MIDCON I LLC / N HAYS 7H 5XR 8H 5X | FOSTER, Garvin, OK | Pass | State |
| 2018-11-27 | ONEOK GAS STORAGE LLC / HASKELL STORAGE FACILITY | HASKELL, Muskogee, OK | Pass | State |
| 2018-11-27 | PETROLINK ENERGY LLC / BLOCKER COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2018-11-27 | PETROLINK ENERGY LLC / BLOCKER COMPRESSOR STATION | BLOCKER, Pittsburg, OK | Pass | State |
| 2018-11-27 | TERRA INTL OKLAHOMA LLC / WOODWARD COMPLEX | WOODWARD, Woodward, OK | Pass | State |
| 2018-11-27 | EASTERN GAS TRANS & STORAGE INC/JB TONKIN STA | MURRYSVILLE, Westmoreland, PA | Pass | State |
| 2018-11-27 | REEVES CONSTRUCTION COMPANY - BLACKSBURG QUARRY | BLACKSBURG, Cherokee, SC | Pass | State |
| 2018-11-27 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2018-11-27 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2018-11-27 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2018-11-27 | OTTER TAIL POWER COMPANY | BIG STONE CITY, Grant, SD | Pass | State |
| 2018-11-27 | JOHNS MANVILLE, INC. | ETOWAH, McMinn, TN | Pass | State |
| 2018-11-27 | ENNIS POWER | ENNIS, Ellis, TX | Pass | State |
| 2018-11-27 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Fail | State |
| 2018-11-27 | PORT ARTHUR REFINERY — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Fail | State |
| 2018-11-27 | VALERO MCKEE REFINERY — high-priority violation on file | SUNRAY, Moore, TX | Pass | State |
| 2018-11-27 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2018-11-26 | SOUTHERN NATURAL GAS | GALLION, Hale, AL | Pass | State |
| 2018-11-26 | SOUTHERN NATURAL GAS | GALLION, Hale, AL | Pass | State |
| 2018-11-26 | W&T OFFSHORE, INC. | MOBILE BAY, Mobile, AL | Pass | State |
| 2018-11-26 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-11-26 | QUEMETCO INC | CITY OF INDUSTRY, Los Angeles, CA | Pending | Local |
| 2018-11-26 | QUEMETCO INC | CITY OF INDUSTRY, Los Angeles, CA | Pass | Local |
| 2018-11-26 | AIR PROD & CHEM INC | CARSON, Los Angeles, CA | Pass | Local |
| 2018-11-26 | NEO TULARE LLC/TULARE COUNTY — high-priority violation on file | VISALIA, Tulare, CA | Pass | Local |
| 2018-11-26 | NEO TULARE LLC/TULARE COUNTY — high-priority violation on file | VISALIA, Tulare, CA | Pass | Local |
| 2018-11-26 | NEO TULARE LLC/TULARE COUNTY — high-priority violation on file | VISALIA, Tulare, CA | Pass | Local |
| 2018-11-26 | NEO TULARE LLC/TULARE COUNTY — high-priority violation on file | VISALIA, Tulare, CA | Pass | Local |
| 2018-11-26 | HIGHPOINT - CVR 5-63-32 PAD | KERSEY 3.9 MI. E OF, Weld, CO | Pass | State |
| 2018-11-26 | KINGS BAY NAVY SUBMARINE BASE | KINGS BAY, Camden, GA | Pass | State |
| 2018-11-26 | KINGS BAY NAVY SUBMARINE BASE | KINGS BAY, Camden, GA | Pass | State |
| 2018-11-26 | KINGS BAY NAVY SUBMARINE BASE | KINGS BAY, Camden, GA | Pass | State |
| 2018-11-26 | MISSISSIPPI POWER COMPANY, PLANT VICTOR J DANIEL | MOSS POINT, Jackson, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | UNIVERSITY OF MISSISSIPPI, THE | UNIVERSITY, Lafayette, MS | Pass | State |
| 2018-11-26 | ROCKY MOUNTAIN LABORATORIES FACILITY | HAMILTON, Ravalli, MT | Pass | State |
| 2018-11-26 | ROCKY MOUNTAIN LABORATORIES FACILITY | HAMILTON, Ravalli, MT | Pass | State |
| 2018-11-26 | BURWELL LIGHT PLANT | BURWELL, Garfield, NE | Pass | State |
| 2018-11-26 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2018-11-26 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2018-11-26 | BLUE RACER MIDSTREAM LLC - HFS#2 | CADIZ, Harrison, OH | Pass | State |
| 2018-11-26 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-26 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-26 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-26 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-26 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-26 | ET GATHERING PROCESSING LLC / KION COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2018-11-26 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2018-11-26 | ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS | GEARY, Canadian, OK | Pass | State |
| 2018-11-26 | DIVERSIFIED PRODUCTION LLC / KATMAI 1206 1UMH 29 1206 1WH 29 | EL RENO, Canadian, OK | Pass | State |
| 2018-11-26 | DCP OPERATING CO LP / WILD HOG BOOSTER STATION | BRADLEY, Grady, OK | Pass | State |
| 2018-11-26 | SANDERS BROTHERS CONSTRUCTION COMPANY INC N CHARLESTON PLANT | NORTH CHARLESTON, Charleston, SC | Pass | State |
| 2018-11-26 | ASH GROVE CEMENT | MIDLOTHIAN, Ellis, TX | Pass | State |
| 2018-11-26 | ASH GROVE CEMENT | MIDLOTHIAN, Ellis, TX | Pass | State |
| 2018-11-26 | ASH GROVE CEMENT | MIDLOTHIAN, Ellis, TX | Pass | State |
| 2018-11-26 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2018-11-23 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2018-11-23 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Fail | State |
| 2018-11-21 | WONSITS VALLEY COMPRESSOR STATION | FORT DUCHESNE, Uintah, UT | Fail | U.S. EPA |
| 2018-11-21 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2018-11-21 | ILLINOIS POWER GENERATING CO | NEWTON, Jasper, IL | Pass | State |
| 2018-11-21 | BIG RIVERS ELECTRIC CORP - REID HMP&L STATION 2 | ROBARDS, Webster, KY | Fail | State |
| 2018-11-21 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2018-11-21 | BIOGEN | RESEARCH TRIANGLE PARK, Wake, NC | Pass | State |
| 2018-11-21 | ELYRIA FOUNDRY | ELYRIA, Lorain, OH | Pass | State |
| 2018-11-21 | ELYRIA FOUNDRY | ELYRIA, Lorain, OH | Pass | State |
| 2018-11-21 | ELYRIA FOUNDRY | ELYRIA, Lorain, OH | Pass | State |
| 2018-11-21 | ELYRIA FOUNDRY | ELYRIA, Lorain, OH | Pass | State |
| 2018-11-21 | EQM OLYMPUS - TITAN COMPRESSOR STATION | WASHINGTON, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-11-21 | EQM OLYMPUS - TITAN COMPRESSOR STATION | WASHINGTON, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-11-21 | EQM OLYMPUS - TITAN COMPRESSOR STATION | WASHINGTON, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2018-11-21 | SNYDER BROS INC/AMBROSE COMP STA | ADRIAN, Armstrong, PA | Pass | State |
| 2018-11-21 | VALERO MCKEE REFINERY — high-priority violation on file | SUNRAY, Moore, TX | Pass | State |
| 2018-11-21 | CHICO GAS PLANT | CHICO, Wise, TX | Pass | State |
| 2018-11-21 | NAVAL BASE KITSAP AT BREMERTON | BREMERTON, Kitsap, WA | Pass | Local |
| 2018-11-20 | SNEFFELS PAD | MANDAREE, McKenzie, ND | Pass | U.S. EPA |
| 2018-11-20 | SNEFFELS PAD | MANDAREE, McKenzie, ND | Pass | U.S. EPA |
| 2018-11-20 | KERN OIL & REFINING — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-20 | KERN OIL & REFINING — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-20 | KERN OIL & REFINING — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-20 | KERN OIL & REFINING — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-20 | KERN OIL & REFINING — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-20 | KERN OIL & REFINING — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.