Deer Creek (Allegheny River tributary)
# Deer Creek (Allegheny River tributary)

Deer Creek is a tributary of the Allegheny River located in both Allegheny and Butler counties in the U.S. state of Pennsylvania.

## Course

Deer Creek joins the Allegheny River at the township of Harmar.

### Tributaries

(Mouth at the Allegheny River)

* Little Deer Creek
* Long Run
* Rawlins Run
* Blue Run
* Cunningham Run
* Cedar Run
* Dawson Run
* West Branch Deer Creek
