Ortega Dam

Overview

General
RegionFacilities in Mid-Pacific | Mid-Pacific Home Page
StateCalifornia
CountySanta Barbara
ProjectCachuma
Dam Type
ReservoirOrtega
WatercourseOffstream Storage
LocationNear Summerland
Longitude-119.5917
Latitude34.4317
Original Construction1953-1954
Modified Construction
National ID NumberCA10176
Hydrologic Unit Code

Dimensions
Structural Height131.00 ft
Hydraulic Height (Normal Operating Depth at Dam)18.0 ft
Top Parapet (Elevation)
Spillway Crest Elevation459.85 ft
Crest Elevation460.85 ft
Crest Length
Crest Width
Base Width
Volume of Dam Construction Materials
Streambed at Dam Axis
Top of Exclusive Flood Control Pool (Elevation)
Top of Joint Use Pool (Elevation)
Top of Active Conservation Pool (Elevation)458.10 ft
Top of Inactive Conservation Pool (Elevation)
Top of Dead Storage Pool (Elevation)

Hydraulics & Hydrology
Volume
Total Water Storage at Elevation
Maximum Water Surface Elevation
Normal Water Surface Elevation458.1 ft
Spillway Type
Auxiliary SpillwayNo
Spillway Capacity at Elevation22 cfs at 0 ft
Auxiliary Spillway Capacity at Elevation
Uncontrolled Spillway Capacity at Elevation
Outlet Works Capacity at Elevation
Diversion Capacity at Elevation
Drainage Area4 sq mi
Hydrometeorological Report (HMR)HMR 36
Probable Maximum Flood (PMF) Report

Contact Information
Owner
TitleArea Office Manager
OrganizationSouth-Central California Area Office
Address1243 "N" Street
CityFresno, CA 93721-1813
Phone (Office)559-487-5116
Operator
OrganizationCachuma Operations and Maintenance Board
Address3301 Laurel Canyon Road
CitySanta Barbara, CA 93105
Phone (Fax)805 569-5825
Phone (Office)805 687-4011


Last updated: Oct 31, 2008