![This Part Us Steel Edgar Thomson Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial This Part Us Steel Edgar Thomson Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial](https://editorial01.shutterstock.com/wm-preview-1500/10226949e/fa233131/Shutterstock_10226949e.jpg)
This Part Us Steel Edgar Thomson Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial
![U.S. Steel ends proposed shale gas well project at Edgar Thomson steel mill | Pittsburgh Post-Gazette U.S. Steel ends proposed shale gas well project at Edgar Thomson steel mill | Pittsburgh Post-Gazette](https://9b16f79ca967fd0708d1-2713572fef44aa49ec323e813b06d2d9.ssl.cf2.rackcdn.com/1140x_a10-7_cTC/20200307MMSFeatureCROPPED-1619194601.jpg)
U.S. Steel ends proposed shale gas well project at Edgar Thomson steel mill | Pittsburgh Post-Gazette
![After Sighting Black Smoke And Flames, Environmental Groups Ask Authorities To Address Air Pollution In Braddock | 90.5 WESA After Sighting Black Smoke And Flames, Environmental Groups Ask Authorities To Address Air Pollution In Braddock | 90.5 WESA](https://npr.brightspotcdn.com/dims4/default/88cf3d9/2147483647/strip/true/crop/512x288+0+27/resize/1200x675!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Flegacy%2Fsites%2Fwesa%2Ffiles%2F201803%2Fsteel_tariffs_edgard_thomson_works_braddock_industrial.jpg)
After Sighting Black Smoke And Flames, Environmental Groups Ask Authorities To Address Air Pollution In Braddock | 90.5 WESA
![In the Mon Valley — where U.S. Steel has canceled major investment — many left wondering what went wrong | Pittsburgh Post-Gazette In the Mon Valley — where U.S. Steel has canceled major investment — many left wondering what went wrong | Pittsburgh Post-Gazette](https://9b16f79ca967fd0708d1-2713572fef44aa49ec323e813b06d2d9.ssl.cf2.rackcdn.com/1140x_a10-7_cTC/20210430pdETWorks01-1620130996.jpg)
In the Mon Valley — where U.S. Steel has canceled major investment — many left wondering what went wrong | Pittsburgh Post-Gazette
![Steelmaking in the basic oxygen shop at Edgar Thomson Plant - North Braddock, Pennsylvania | Steel city, Bethlehem steel, Carnegie steel Steelmaking in the basic oxygen shop at Edgar Thomson Plant - North Braddock, Pennsylvania | Steel city, Bethlehem steel, Carnegie steel](https://i.pinimg.com/736x/66/df/b0/66dfb02f82533f676bc8ef98e4c01eb0--steel-mill-find-parts.jpg)
Steelmaking in the basic oxygen shop at Edgar Thomson Plant - North Braddock, Pennsylvania | Steel city, Bethlehem steel, Carnegie steel
![U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA | Library of Congress U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA | Library of Congress](http://tile.loc.gov/storage-services/service/pnp/habshaer/pa/pa3300/pa3384/photos/359714pv.jpg)