Keswick Dam

Overview

Keswick Dam

Foundation: badly weathered quartz-biotite schist cut by calcite veins, quartz veins, clay seams, and mud seams.


General
RegionFacilities in Mid-Pacific | Mid-Pacific Home Page
StateCalifornia
CountyShasta
ProjectCVP-Shasta/Trinity
Dam Type
ReservoirKeswick
WatercourseSacramento river
Location
Longitude-122.4528
Latitude40.6150
Net Generation383,010,000 kWh
Original Construction1941-1950
Modified Construction
National ID NumberCA10160
Hydrologic Unit Code

Dimensions
Structural Height157 ft
Hydraulic Height (Normal Operating Depth at Dam)118 ft
Top Parapet (Elevation)
Spillway Crest Elevation
Crest Elevation595.5 ft
Crest Length1046 ft
Crest Width20 ft
Base Width110.6 ft
Volume of Dam Construction Materials214000 cu yd
Streambed at Dam Axis
Top of Exclusive Flood Control Pool (Elevation)
Top of Joint Use Pool (Elevation)
Top of Active Conservation Pool (Elevation)
Top of Inactive Conservation Pool (Elevation)
Top of Dead Storage Pool (Elevation)

Hydraulics & Hydrology
Volume3387000 acre-ft
Total Water Storage at Elevation23800 acre-ft at 587.0
Maximum Water Surface Elevation601.6 ft
Normal Water Surface Elevation
Spillway Type
Auxiliary Spillway
Spillway Capacity at Elevation250000 cfs at 587.0
Auxiliary Spillway Capacity at Elevation
Uncontrolled Spillway Capacity at Elevation
Outlet Works Capacity at Elevation
Diversion Capacity at Elevation
Drainage Area6380 sq mi
Hydrometeorological Report (HMR)HMR 36
Probable Maximum Flood (PMF) Report

Contact Information
Owner
TitleArea Office Manager
OrganizationNorthern California Area Office
Address16349 Shasta Dam Boulevard
CityShasta Lake, CA 96019
Phone (Office)530-275-1554
Operator
TitleArea Office Manager
OrganizationNorthern California Area Office
Address16349 Shasta Dam Boulevard
CityShasta Lake, CA 96019
Phone (Office)530-275-1554


Last updated: Jun 04, 2009