Sandy Run Watershed and the Holmesburg Water Works
PWD Celebrates Black History Month
Cresheim Aqueduct
Map of Historic Dock Creek
Drainage area plan, early 19th century
Sassafras (Race) Street Survey, 1819
Noll’s New Official Guide Map of Philadelphia, 1897
Wingohocking Sewer outfall into Frankford Creek
Last gasp of the Schuylkill Interceptor, December 20, 1956
You would not have wanted to drink it: Philadelphia’s water supply in 1884
Plans and maps of the Pennypack Creek Watershed in Philadelphia
Wingohocking Sewer across Penn St.
Philadelphia’s Sewer Problem
Diagram from sewage treatment plan for Philadelphia, 1912
Southwest Sewage Treatment Plant under construction, 1949
History of Belfield (1934)
Frankford Creek Watershed: A historical overview of the Philadelphia section
Frankford Creek Watershed Historical Timeline
Down Under III: A walk in the Dobson’s Run Storm Relief Sewer, June 15, 2010
Requiem for a stream: A brief history of Dobson’s Run
Drawing Dock Creek
Down Under, Part 2: Beaver Creek as it appears today
