1. Water withdrawals in the Roanoke-Chowan subregion of North Carolina and Virginia, 1983 Yale Public content 1990. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Books and Open-File Reports. English. Public. Roanoke River Watershed (Va. and N.C.), North Carolina, and Chowan River Watershed.