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Brian Maffly | The Salt Lake Tribune Cattle gather in Snake Valley near the Utah-Nevada state line. Brian Maffly | The Salt Lake Tribune Dave Baker, a third-generation Snake Valley rancher, greets his ranch hands' horses. Brian Maffly | The Salt Lake Tribune An irrigation pivot stands idle in EskDale, a Utah hamlet in Snake Valley. Water is the most Brian Maffly | The Salt Lake Tribune Snake Valley spring water feeds Pruess Lake, a large century-old pond near Garrison, Utah. D Brian Maffly | The Salt Lake Tribune Dave Baker examines a monitoring station on a tiny spring that feeds his family's sprawling Brian Maffly | The Salt Lake Tribune Stateline Spring is a critical source of water for farmers and ranchers near the towns of Ba Brian Maffly | The Salt Lake Tribune A network of springs release groundwater in Snake Valley, creating wetlands that support wil Brian Maffly | The Salt Lake Tribune Dave Baker, a third-generation Snake Valley rancher, looks at the Stateline Spring which is