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 |
|---|---|---|---|---|
| 2018-05-30 | NEENAH INC | APPLETON, Ozaukee, WI | Pass | State |
| 2018-05-30 | WPL - RIVERSIDE ENERGY CENTER | BELOIT, Rusk, WI | Pass | State |
| 2018-05-30 | ND PAPER INC - BIRON DIVISION | WISCONSIN RAPIDS, Menominee, WI | Pass | State |
| 2018-05-30 | OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2018-05-30 | GREEN RIVER SODA ASH PLANT (AMERICAN SODA LLC) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2018-05-30 | FREWEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES) | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2018-05-29 | FREEPORT-MCMORAN - SAFFORD OPERATIONS | SAFFORD, Graham, AZ | Pass | State |
| 2018-05-29 | ULTRAMAR INC | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-05-29 | ULTRAMAR INC | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-05-29 | BOWERMAN POWER LFG, LLC | IRVINE, Orange, CA | Pass | Local |
| 2018-05-29 | BOWERMAN POWER LFG, LLC | IRVINE, Orange, CA | Fail | Local |
| 2018-05-29 | FLORIDA MUNICIPAL POWER AGENCY | BARTOW, Polk, FL | Pass | State |
| 2018-05-29 | SOUTHERN POWER - WANSLEY COMBINED CYCLE | FRANKLIN, Heard, GA | Pass | State |
| 2018-05-29 | SOUTHERN POWER - WANSLEY COMBINED CYCLE | FRANKLIN, Heard, GA | Pass | State |
| 2018-05-29 | SIGECO AB BROWN GENERATING STATION | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-05-29 | WHEELABRATOR BALTIMORE, LP | BALTIMORE, Baltimore (city), MD | Pass | State |
| 2018-05-29 | GFL - NORTH MICHIGAN LANDFILL - ELK RUN LANDFILL | ONAWAY, Presque Isle, MI | Pass | State |
| 2018-05-29 | DESERT STAR ENERGY CENTER | BOULDER CITY, Clark, NV | Pass | Local |
| 2018-05-29 | PRO-TEC COATING COMPANY | LEIPSIC, Putnam, OH | Pass | State |
| 2018-05-29 | PRO-TEC COATING COMPANY | LEIPSIC, Putnam, OH | Pass | State |
| 2018-05-29 | TOM STACK LLC / COMMUNITY COMPRESSOR STATION | OMEGA, Blaine, OK | Pass | State |
| 2018-05-29 | TOM STACK LLC / COMMUNITY COMPRESSOR STATION | OMEGA, Blaine, OK | Pass | State |
| 2018-05-29 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2018-05-29 | ONEOK FIELD SERVICES CO LLC / WEST SMALLWOOD COMPRESSOR STATION | HAMMON, Custer, OK | Pass | State |
| 2018-05-29 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Pass | State |
| 2018-05-29 | HILCORP ENERGY CO/MAHONING SIEGEL FACILITY — high-priority violation on file | EDINBURG, Lawrence, PA | Pass | State |
| 2018-05-29 | KC MIDSTREAM SOLUTIONS LLC/OVERBEK STA | RIDGWAY, Elk, PA | Pass | State |
| 2018-05-29 | CAPITOL AGGREGATES CEMENT PLANT | SAN ANTONIO, Bexar, TX | Pass | State |
| 2018-05-29 | CAPITOL AGGREGATES CEMENT PLANT | SAN ANTONIO, Bexar, TX | Pass | State |
| 2018-05-29 | CAPITOL AGGREGATES CEMENT PLANT | SAN ANTONIO, Bexar, TX | Pass | State |
| 2018-05-29 | CAPITOL AGGREGATES CEMENT PLANT | SAN ANTONIO, Bexar, TX | Pass | State |
| 2018-05-29 | FREEPORT TERMINAL | FREEPORT, Brazoria, TX | Pass | State |
| 2018-05-29 | FREEPORT TERMINAL | FREEPORT, Brazoria, TX | Pass | State |
| 2018-05-29 | HOLCIM TEXAS | MIDLOTHIAN, Ellis, TX | Pass | State |
| 2018-05-29 | HOLCIM TEXAS | MIDLOTHIAN, Ellis, TX | Pass | State |
| 2018-05-29 | WA PARISH ELECTRIC GENERATING STATION | THOMPSONS, Fort Bend, TX | Pass | State |
| 2018-05-29 | WA PARISH ELECTRIC GENERATING STATION | THOMPSONS, Fort Bend, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | PEARSALL POWER PLANT | PEARSALL, Frio, TX | Pass | State |
| 2018-05-29 | VALERO REFINING TEXAS CITY REFINERY | TEXAS CITY, Galveston, TX | Pass | State |
| 2018-05-29 | VALERO REFINING TEXAS CITY REFINERY | TEXAS CITY, Galveston, TX | Pass | State |
| 2018-05-29 | STOLT TANK CLEANING FACILITY AND DEPOT | CHANNELVIEW, Harris, TX | Pass | State |
| 2018-05-29 | PORT NECHES OPERATIONS — high-priority violation on file | PORT NECHES, Jefferson, TX | Fail | State |
| 2018-05-28 | TUCSON ELECTRIC POWER - SPRINGERVILLE GENERATING STATION | SPRINGERVILLE, Apache, AZ | Pass | State |
| 2018-05-28 | LIBERTY PACKING CO. | VOLTA, Merced, CA | Pass | Local |
| 2018-05-28 | LIBERTY PACKING CO. | VOLTA, Merced, CA | Pass | Local |
| 2018-05-28 | LIBERTY PACKING CO. | VOLTA, Merced, CA | Pass | Local |
| 2018-05-28 | LIBERTY PACKING CO. | VOLTA, Merced, CA | Pass | Local |
| 2018-05-28 | ARBOR HILLS LANDFILL, INC. — high-priority violation on file | NORTHVILLE, Washtenaw, MI | Pending | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | ENERGY TRANSFER- ROVER PPLN - SENECA COMPRESSOR STATION | SUMMERFIELD, Noble, OH | Pass | State |
| 2018-05-28 | GREEN BAY METRO SEWERAGE DIST | GREEN BAY, Brown, WI | Pass | State |
| 2018-05-27 | MCP FOODS INC | ANAHEIM, Orange, CA | Pass | Local |
| 2018-05-27 | INTERNATIONAL PAPER - FLINT RIVER MILL | OGLETHORPE, Macon, GA | Pass | State |
| 2018-05-27 | LACKAWANNA ENERGY CTR LLC/JESSUP — high-priority violation on file | JESSUP, Lackawanna, PA | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | FAIRBANKS GOLD MINING INC / FORT KNOX MINE | FAIRBANKS, Fairbanks North Star, AK | Pass | State |
| 2018-05-26 | MARTIN LUTHER KING JR MEDICAL CAMPUS | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-05-26 | BAKELITE CHEMICALS LLC, TAYLORSVILLE — high-priority violation on file | TAYLORSVILLE, Smith, MS | Pass | State |
| 2018-05-26 | BAKELITE CHEMICALS LLC, TAYLORSVILLE — high-priority violation on file | TAYLORSVILLE, Smith, MS | Pass | State |
| 2018-05-26 | BAKELITE CHEMICALS LLC, TAYLORSVILLE — high-priority violation on file | TAYLORSVILLE, Smith, MS | Pass | State |
| 2018-05-25 | LHOIST NORTH AMERICA OF ALABAMA, LLC | CALERA, Shelby, AL | Pass | State |
| 2018-05-25 | TUCSON ELECTRIC POWER - SPRINGERVILLE GENERATING STATION | SPRINGERVILLE, Apache, AZ | Pass | State |
| 2018-05-25 | APS - YUCCA POWER PLANT | YUMA, Yuma, AZ | Pass | State |
| 2018-05-25 | AMERESCO CHIQUITA ENERGY LLC | VALENCIA, Los Angeles, CA | Pass | Local |
| 2018-05-25 | INEOS POLYPROPYLENE LLC | CARSON, Los Angeles, CA | Pass | Local |
| 2018-05-25 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2018-05-25 | MOUNT VERNON MILLS | TRION, Chattooga, GA | Pass | State |
| 2018-05-25 | MOUNT VERNON MILLS | TRION, Chattooga, GA | Pass | State |
| 2018-05-25 | MOUNT VERNON MILLS | TRION, Chattooga, GA | Pass | State |
| 2018-05-25 | MOUNT VERNON MILLS | TRION, Chattooga, GA | Pass | State |
| 2018-05-25 | MOUNT VERNON MILLS | TRION, Chattooga, GA | Pass | State |
| 2018-05-25 | WAUKEGAN ELECTRIC GENERATING STATION | WAUKEGAN, Lake, IL | Pass | State |
| 2018-05-25 | SIGECO AB BROWN GENERATING STATION | MOUNT VERNON, Posey, IN | Pass | State |
| 2018-05-25 | PCS PHOSPHATE COMPANY, INC. - AURORA | AURORA, Beaufort, NC | Pass | State |
| 2018-05-25 | ORRVILLE DIESEL GENERATING STATION | ORRVILLE, Wayne, OH | Pass | State |
| 2018-05-25 | ORRVILLE DIESEL GENERATING STATION | ORRVILLE, Wayne, OH | Pass | State |
| 2018-05-25 | ORRVILLE DIESEL GENERATING STATION | ORRVILLE, Wayne, OH | Pass | State |
| 2018-05-25 | CONTINENTAL RESOURCES / TAGGE 1 27H | THOMAS, Dewey, OK | Pass | State |
| 2018-05-25 | TENNESSEE VALLEY AUTHORITY - JOHNSONVILLE COMBUSTION TURBINE PLANT | NEW JOHNSONVILLE, Humphreys, TN | Pass | State |
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 with stack tests in 2018. It lists 25,145 stack tests recorded nationwide in 2018.