Driven by historically low snowpack and above average temperatures this summer, Seminoe Reservoir has slipped into “near-worst case” water quality modeling scenarios that federal officials are relying on to greenlight a controversial pumped-water storage hydroelectric project there. This map depicts a proposed pumped water storage energy project at Seminoe Reservoir. (rPlus Hydro)Utah-based rPlus Hydro, along with its subsidiary Black Canyon Hydro, expects to receive final approval from the Federal Energy Regulatory Commission this year to construct its Seminoe pumped-water storage project. An angler releases a trout caught on the Miracle Mile portion of the North Platte River below Seminoe Reservoir. Surface water at Seminoe Reservoir, seen in August 2013, 2020, 2022 and 2026.