Wissahickon at Sunset
River herring from the Schuylkill
PWD’s Lance Butler with an invasive flathead catfish
Joe Perillo with a large Schuylkill striper in 2015
Pipe Test, 1914
Wastewater Treatment Process diagram
Jar of raw sewage before treatment, 2000
Fishing in the Schuylkill
Northeast Sewage Plant opening, 1951
Southeast Sewage Treatment Works diagram, 1955