Region
Delaware River
1
Delaware River Watershed (N.Y.-Del. and N.J.)
1
Delaware River Watershed (N.Y.-Del.and N.J.
1
Frankford Creek (Pa.)
1
London (England)
1
New Jersey
3
Passaic River (N.J.)
1
Penn
2
Pennsylvania
13
Perkiomen Creek
1
Philadelphia
12
Philadelphia (Pa.)
2
Schulykill River
1
Schuykill River
1
Schuylkill Canal
1
Schuylkill River
4
Schuylkill River (Pa.)
2
Sussex
1
Valley Creek
1
Valley Creek (Pa.)
1