Lewiston Orchards Project: Sweetwater Dam Lewiston Orchards Project: Sweetwater Diversion Dam and Canal. Water is diverted from Sweetwater Creek to fill Reservoir A, but water his still left in the creek for ESA-listed Steelhead and resident fish. Photo by Kirsten Strough, 2018. Featured Updates Restoring waters & building momentum: 4 years of the Open Rivers Fund October 29, 2020September 10, 2021 Infrastructure Bill Includes Strong Measures to Help Fish and Wildlife August 20, 2021September 10, 2021 Real collaboration and real progress: the Bear River watershed September 28, 2021October 22, 2021 Surveys show support for Nelson Dam removal and tips on talking about dams October 5, 2021May 12, 2022 Related Projects Nelson, Old Union, and Fruitvale dams Story Tags AgricultureCommunitiesTribes