![McCormack-Williamson Tract aerial view](/-/media/DWR-Images/Placeholder-images/blog/McCormack-Williamson-Tract.jpg?mw=200&hash=EC33B1F6816ECD92930AA60D4306E159)
Located just south of the confluence of the Cosumnes and Mokelumne Rivers, the McCormack-Williamson Tract is a north Delta island with a long history of flooding. In 2018, DWR and its partners broke ground on a restoration project at the site, nearly a decade in the making.