Snowpack Conditions | Spillway Repair Images | Lake Oroville Dam Updates 3-9 -17

Snowpack Conditions, New Images, 5 operational units at the Hyatt Powerplant are running, allowing for a total outflow of 10,000 cfs. The flood control spillway flows remain at 0 cubic feet per second (cfs). Inflows are approximately 10,000 to 15,000 cfs which has resulted in the lake rising from 858.8 feet to 859.7 feet elevation in the last 24 hours. All 5 operational units at the Hyatt Powerplant are currently running, allowing for a total outflow of 8,800 cfs. This situation will be monitored throughout the day to determine the efficiency and safety of excavation during flows. Contractors continue to remove sediment and debris below the spillway. This operation will continue 24 hours per day. Approximately 715,000 cubic yards of material have been removed from the debris pile to date. Work continues on the area below the emergency spillway

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