Baker Mill BranchBaker Mill Branch is a second-order tributary to Deep Creek in Sussex County, Delaware. This is the only stream of this name in the United States.CourseBaker Mill Branch is formed at the confluence of Old Ditch and Black Savannah Ditch about southeast of Concord, Delaware, and then flows north-northwest to join Deep Creek about east of Concord.WatershedBaker Mill Branch drains of area, receives about of precipitation, has a wetness index of 705.67, and is about 19% forested.