CVP - Shasta/Trinity River Divisions Engineering Data


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Facilities in Operation

Storage Facilities

Keswick Dam
Lewiston Dam - Storage and Diversion
Shasta Dam
Spring Creek Debris Dam
Trinity Dam
Whiskeytown Dam

Carriage Facilities

Clear Creek South Main Aqueduct

Cow Creek Main Aqueduct

Construction period	1965-1967
Length	7.8 mi
Capacity	92 cfs
Cross section:	Circular
Lining type	Pretensioned reinforced concrete
Diameter	4.5 ft

Spring Creek Tunnel

Location	From the east side of Whiskeytown Lake easterly through Rock Creek Siphon, then to the Spring Creek Powerplant.
Construction period	1960-1963
Length	2.4 mi
Capacity	3,600 cfs
Cross section:	Circular
Diameter	18.5 ft
Lining type	Concrete
Lining thickness	9-37 in

Clear Creek Tunnel

Location	From Lewiston Reservoir near Lewiston Dam southeasterly to Judge Francis Carr Powerhouse and Whiskeytown Lake.
Construction period	1957-62
Length	10.7 mi
Capacity	3,200 cfs
Cross section:	Circular
Diameter	17.5 ft
Lining type	Concrete
Lining thickness	9-37 in

Spring Creek Powerplant Tailrace Tunnel

Judge Francis Carr Powerhouse Bypass

Pumping Plants

Designation	Number of units	Total capacity, cfs	Total dynamic head, ft	Total horsepower
Wintu	4	100	295	4,000

Power Facilities