Dunderdale Creek is a long 1st order tributary to Caldwell Creek in Warren County, Pennsylvania.
It is the only stream in the United States with this name.
Dunderdale Creek rises about east of Starr, Pennsylvania, and then flows west-southwest to join Caldwell Creek at Grand Valley, Pennsylvania.
Dunderdale Creek drains of area, receives about per year of precipitation, has a wetness index of 419.71, and is approximately 81% forested.