EPA Air · stack tests by state and year
Air-emissions stack tests in Pennsylvania, 2018
- 813Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Pennsylvania during 2018; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Pennsylvania, 2018
- Susquehanna County 99
- Allegheny County 71
- Washington County 46
- Philadelphia County 43
- Bradford County 36
- Lycoming County 30
- Tioga County 29
- Indiana County 27
- Greene County 26
- Butler County 21
- Berks County 21
- Lancaster County 20
- Wyoming County 19
- Northampton County 18
- Schuylkill County 17
- Armstrong County 16
- Westmoreland County 14
- Cambria County 14
- Montgomery County 14
- Delaware County 13
- Venango County 12
- Luzerne County 12
- Mercer County 10
- Northumberland County 10
- Lehigh County 10
- Chester County 10
- York County 9
- Fayette County 9
- Centre County 9
- Beaver County 8
- Bucks County 8
- McKean County 8
- Elk County 7
- Clinton County 7
- Lackawanna County 6
- Franklin County 6
- Potter County 6
- Jefferson County 5
- Lawrence County 5
- Snyder County 5
- Warren County 5
- Somerset County 5
- Cumberland County 4
- Dauphin County 3
- Bedford County 3
- Montour County 3
- Erie County 3
- Carbon County 3
- Sullivan County 3
- Undetermined County 3
- Clearfield County 3
- Huntingdon County 3
- Crawford County 3
Pennsylvania, other years
Air-emissions stack tests recorded in Pennsylvania, 2018
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2018-01-10 | REGENCY MARCELLUS GAS GATHERING LLC/ HIRKEY COMP STA | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2018-01-10 | ROUNDTOP ENERGY/AUBURN | YARDLEY, Susquehanna, PA | Pass | State |
| 2018-01-10 | WILLIAMS FIELD SVC CO LLC/MILLER COMP STA | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2018-01-10 | REGENCY MARCELLUS GAS GATHERING LLC/MEHOOPANY STA | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2018-01-09 | BRADFORD FOREST/MCKEAN | BRADFORD, McKean, PA | Pass | State |
| 2018-01-09 | EXPAND OPERATING LLC/VALENTINE CPF 1 | CLIFFORD, Susquehanna, PA | Pass | State |
| 2018-01-09 | EQM GATHERING OPCO LLC/HALO COMP STA | SYCAMORE, Greene, PA | Pass | State |
| 2018-01-09 | WILLIAMS FIELD SVC CO LLC/GIBSON COMP STA | SOUTH GIBSON, Susquehanna, PA | Pass | State |
| 2018-01-04 | REGENCY MARCELLUS GAS GATHERING LLC/LONE WALNUT COMP STA | JERSEY SHORE, Lycoming, PA | Pass | State |
| 2018-01-03 | HOMER CITY GEN LP/CENTER TWP | HOMER CITY, Indiana, PA | Pass | State |
| 2018-01-03 | REGENCY MARCELLUS GAS GATHERING LLC/TEEL COMP STA | SPRINGVILLE, Susquehanna, PA | Pass | State |
| 2018-01-03 | EQM GATHERING OPCO LLC/TEN MILE COMP STA | WAYNESBURG, Greene, PA | Pass | State |
| 2018-01-02 | REGENCY MARCELLUS GAS GATHERING LLC/ROUPP COMP STA | MIFFLIN, Lycoming, PA | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.