The Upper Wapsipinicon River, or Upper Wapsi, is a section that includes the 270 miles of river above Anamosa, Iowa. The Upper Wapsi Watershed drains over 1 million acres and encompasses all or portions of 11 counties, 27 communities, 17 unincorporated villages, 120 lakes and 8 major rivers and streams totaling over 2,000 river miles.