Topics Sewers & Drainage

Map Lovers’ Monday: Philadelphia in 1897, with color added

Wingohocking Sewer across Penn St.

Wingohocking Sewer across Penn St.

Black-and-white diagram showing streets and the Little Tacony Creek

Frankford Creek Watershed: A historical overview of the Philadelphia section

Frankford Creek Watershed Historical Timeline

Requiem for a stream: Adams Run in Oak Lane

Down Under!