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Per The Times' drought tracker, Lake Oroville was 80% full as of Tuesday. The historical average level for that day — March 14 — was 71% over the last 30 years.
The water levels at Lake Mead are at historic lows. (Gina Ferazzi / Los Angeles Times) ... By contrast, Shasta Lake can hold about 4.6 million acre-feet, and Lake Oroville 3.5 million acre-feet.
Get the Oroville, CA local weather forecast by the hour and the next 10 days. ... reducing water pressure for fire hydrants at higher elevations. USA TODAY 2 hours ago
Lake Oroville has a maximum operating storage of 3,537,580 acre-feet (4.36354 × 10 9 m 3), which, for purposes of scale, is equal to over 1.153 trillion gallons of water. The lake has a water surface area of 15,810 acres (64.0 km 2), a maximum water surface elevation of 901 feet (275 m), and 167 miles of shoreline.
The Edward Hyatt hydroelectric power plant at Oroville Dam was forced to shut down due to low water levels later in the summer. [20] Lake Oroville has a Mediterranean type climate with hot, dry summers and cool wet winters. A semi-permanent, high pressure area of the mid-Pacific Ocean dominates and controls the weather in northern California.
The Hyatt Powerplant is capable of pumping water back into Lake Oroville when surplus power is available. The pump-generators at Hyatt can lift up to 5,610 cubic feet per second (159 m 3 /s) into Lake Oroville (with a net consumption of 519 MW), while the six turbines combined use a flow of 16,950 cu ft/s (480 m 3 /s) at maximum generation. [66]
Drone footage shot by storm chaser Brandon Clement showed the improvement in water level and snowpack in places such as Folson Lake, Lake Oroville and Donner Pass, since last summer.
Water flowing into Oroville Dam's main spillway (bottom) and overflowing into the emergency spillway (top), February 11, 2017. As the lake level rose, measures were taken to prepare the emergency spillway for use. On February 10, 2017, workers began clear-cutting trees on the hillside below the emergency spillway. [22]