Umpqua River Oregon Active Channel 1967

The Umpqua River drains 12,103 square kilometers (4,673 square miles) in southwest Oregon before flowing into the Pacific Ocean at Winchester Bay near the city of...乌姆普夸河（Umpqua River）在俄勒冈州西南部的流域面积达12103平方千米（合4673平方英里），最终在临近某城市的温彻斯特湾（Winchester Bay）注入太平洋。