Timothy Sickles thinks removing the dam in his hometown will only benefit ... Elizabeth and Charleroi are the oldest facilities on the Monongahela River and also see the highest volume of ...

Melin added. “The dam enables us to be able to maintain water flow along the Monongahela River, because we had such a dry ...

WEST MIFFLIN, Pennsylvania — The steep climb in the truck up from the Monongahela River to the entrance of the Mon Valley Works Irvin Plant is a picturesque reminder of just how much earth had ...

30, 2019 3:28 p.m. The Pennsylvania Fish and Boat Commission confirmed Monday that an invasive species, the northern snakehead fish, was recently caught in the Monongahela River. It is the first ...