You searched for: Place Northern Sierra Nevada Foothills. At high water line of Middle Fork Feather River arm of Lake Oroville, at the mouth of Sycamore Creek; 3.1 km north-northeast of the Bidwell Bar Bridge. Oroville Dam quad 7.5' quad. Remove constraint Place: Northern Sierra Nevada Foothills. At high water line of Middle Fork Feather River arm of Lake Oroville, at the mouth of Sycamore Creek; 3.1 km north-northeast of the Bidwell Bar Bridge. Oroville Dam quad 7.5' quad. Topic Magnoliopsida Remove constraint Topic: Magnoliopsida