Components
- Intake from the effluent storage reservoir.
- Pump station Number 1:
- Three 200-horsepower (hp) vertical turbine pumps
- Electrical building
- Surge tank
- Normal flow: 1,420 Gallons Per Minute (GPM)
- Twenty-two acres containing four wetland cells and interpretive facilities
- Expansion potential for additional three cells
- Total average flow rate: 15 to 20 GPM
- Approximately 24.75 miles of 16-inch diameter pipe from the Northwest Regional Treatment Plant to the Southeast Regional Treatment Plant.
- Normal flow: 275-500 GPM
- Pump station Number 2:
- Three 250 hp vertical turbine pumps
- Electrical building
- Surge tank
- Lake intake screen and suction line.
- Pump station:
- Four 125-hp submersible turbine pumps
- Electrical building
- Surge tank
- Normal flow: 4,000 GPM
- Total dynamic head: 210 feet
- Energy requirement: 290 kilowatts
- Approximately 3 miles of 20-inch diameter ductile iron pipe
- Normal flow: 4,000 GPM
- Intake from the effluent storage reservoir.
- Pump station:
- Seven 300-hp vertical turbine pumps
- Electrical building
- Surge tank
- Flow control structure
- Normal flow: 6,500 GPM
- Two 600-hp vertical turbine pumps
- Rated Capacity: 7400 GPM
- Total dynamic head: 253 feet
- Approximately 20 miles of 20-inch diameter ductile iron and welded
- 250,000 gallon steel flow control reservoir at Harris Creek
- One 30-hp vertical turbine pump
- Normal flow: 100 GPM
- One 350-hp Horizontal pump
- Normal flow 500 GPM; variable up to 6,800 GPM
- Approximately 5 miles of 20-inch diameter welded steel pipe
- Approximately 1 mile of 16-inch welded steel pipe
- 3 pump stations, each including:
- Four 450 hp end suction centrifugal pumps
- Suction and discharge surge tanks
- Normal flow: 5,400 gpm
- Total Dynamic head: 675 feet
- Energy requirement: 990 kilowatts
- Northern California Power Agency (NCPA): up to four wells (2,000 GPM each) serving Power Plants 1 and 2.
- Calpine: up to nine wells (2,000 GPM each) serving Power Plants 13, 16, 18, and 20.
- Total pipeline length: 53 miles.
- Total dynamic head: 2,985 ft. cells.
- Total elevation gain: 1,970 ft.
- Total energy requirement: 4,280 kW cells.
- Total annual flow: approximately 2.8 billion gallon