EPA Air · stack tests by county and year
Air-emissions stack tests in Butler County, Pennsylvania, 2018
- 21Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Butler County, Pennsylvania during 2018. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Butler County facility page.
Butler County, Pennsylvania, 2018
Air-emissions stack tests in Butler County, other years
Air-emissions stack tests recorded in Butler County, Pennsylvania, 2018
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2018-10-25 | MTN GATHERING LLC/JEFFERSON COMP STA | Pass | State |
| 2018-10-18 | MTN GATHERING LLC/FORWARD COMP STA | Pass | State |
| 2018-10-15 | CLEVELAND CLIFFS STEEL CORP/ BUTLER WORKS | Pass | State |
| 2018-10-12 | MARKWEST LIBERTY BLUESTONE LLC/SARSEN GAS PROC PLT | Pass | State |
| 2018-10-11 | ONEIDA VALLEY MIDSTRAM LLC/CONSTELLATION COMP STA | Pass | State |
| 2018-08-31 | MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA | Pass | State |
| 2018-08-08 | MARKWEST LIBERTY BLUESTONE LLC/ROYAL OAK COMP STA | Pass | State |
| 2018-07-24 | PINE RUN MIDSTREAM LLC/BASS COMP STA | Pass | State |
| 2018-07-19 | ARMSTRONG CEMENT & SUPPLY/WINFIELD — high-priority violation on file | Pass | State |
| 2018-07-15 | CLEVELAND CLIFFS STEEL CORP/ BUTLER WORKS | Fail | State |
| 2018-07-03 | HARSCO METALS/BUTLER | Pass | State |
| 2018-06-21 | UGI MORAINE EAST GATHERING LLC/RENICK COMP STA | Pass | State |
| 2018-06-14 | MARKWEST LIBERTY BLUESTONE LLC/BLUESTONE GAS PROC PLT | Pass | State |
| 2018-05-16 | RIVERWEST APPALACHIA MIDSTREAM LLC/CLINTON COMP STA | Pass | State |
| 2018-05-15 | CRANBERRY TWP BRUSH CREEK WPCF | Pass | State |
| 2018-05-01 | ONEIDA VALLEY MIDSTRAM LLC/CONSTELLATION COMP STA | Pass | State |
| 2018-04-30 | ARMSTRONG CEMENT & SUPPLY/WINFIELD — high-priority violation on file | Pass | State |
| 2018-04-24 | UGI MORAINE EAST GATHERING LLC/RENICK COMP STA | Pass | State |
| 2018-03-22 | MARKWEST LIBERTY BLUESTONE LLC/VOLL COMP STA | Pass | State |
| 2018-02-02 | CLEVELAND CLIFFS STEEL CORP/ BUTLER WORKS | Pass | State |
| 2018-01-12 | ONEIDA VALLEY MIDSTRAM LLC/CONSTELLATION COMP STA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.