East Branch Christina RiverEast Branch Christina River is a first-order tributary to the Christina River in New Castle County, Delaware in the United States.CourseEast Branch Christina River rises on the Christina River divide in Chester County, Pennsylvania and flows south into Cecil County, Maryland then southeast into New Castle County, Delaware meet the Christina River at Covered Bridge Farms.WatershedEast Branch Christina River drains of area, receives about 46.3 in/year of precipitation, has a topographic wetness index of 409.33 and is about 36.7% forested.