East Branch Pecatonica River



The East Branch Pecatonica River is a tributary of the Pecatonica River, approximately 62.5 mi long, in southwest Wisconsin in the United States.

It rises in the hills of eastern Iowa County, approximately 2 mi north of Barneveld and approximately 25 mi west of Madison. It flows south past Barneveld, Blanchardville, and Argyle, and joins the Pecatonica in southeast Lafayette County, approximately 5 mi north of the state line with Illinois.