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Ventura River Project
Ventura River Project | Project History | Project Data | Contact Information

Project Data
Land Areas (1992)
Area Irrigated and Crop Value

  

Project # 767

Land Areas (1992)
Irrigable area:
Full Irrigation Service8,410 acres
Supplemental Service5,241 acres
Temporary Irrigation Service0 acres
Number of Irrigated Farms212
Residential, Commercial, Industrial Lands1,594 acres
Total Irrigable Lands15,245 acres

Population Served:
Farm Population Served679
Non-Farm Population Served41,300
Total Population Served41,979

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Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)
19836,80710,941,826
19846,54413,865,942
19856,98017,380,364
19866,50417,578,121
19875,96713,882,821
19886,16035,967,912
19896,27530,949,870
19907,99427,753,142
19917,90624,378,715
19928,44718,719,704

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Project Water Supply
Project Water Quality

  

Project Water Supply

Current Conditions

Reservoir Storage

End-of-Month Storage in Casitas Reservoir from California Data exchange Center



Streamflow Forecast Map

Spring and Summer (NRCS)
Snowpack Information

Mountain Snowpack Maps for Great Basin & California
Drought Index

Palmer Drought Index Map
Explanation of Palmer Drought Severity Index (Text)


Historic Conditions

Annual Precipitation
Normal14.38 in
Maximum - 198334.02 in
Minimum - 19904.62 in
Oxnard, California 1961-1990

Temperature
Mean Annual60.6 ?F
Daily Maximum - 10/03/1958103 ?F
Daily Minimum - 02/28/196228 ?F
Oxnard, California 1948-1996
Growing Season365 days
Elevation of irrigable area1,000 ft

Ventura River
Drainage area at Robles Diversion Dam76.4 mi2
Annual discharge
Maximumacre-ft
Minimumacre-ft
Averageacre-ft

Streamflows:

Ventura River near Meiners Oaks, California (USGS)
Coyote Creek
Drainage area at mouth of Ventura River41.2 mi2
Annual discharge
Maximumacre-ft
Minimumacre-ft
Averageacre-ft

Streamflows:

coyote Creek near Ventura, California (USGS)

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Project Water Quality

Ventura

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Facilities in Operation
Storage Facilities
Diversion Facilities
Carriage Facilities
Pumping Plants

  

Facilities in Operation
Storage Dams1
Diversion Dams1
Canals4.5 mi
Pumping Plants5
Pipelines34.8 mi

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Storage Facilities

Casitas Dam

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Diversion Facilities
http://www.usbr.gov/dataweb/dams/robles_diversion.htm
Type:Rockfill weir, timber cutoff wall
LocationOn the Ventura River about 12 miles north of Ventura, California.
Year Completed1958
Dimensions:
Structural height24 ft
Hydraulic height13 ft
Crest length530 ft
Crest elevation765.0 ft
Volume11,000 yd3
Diversion capacity500 cfs

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Carriage Facilities
Robles-Casitas Canal
LocationFrom Robles Diversion Dam southwest to Casitas Reservoir
Construction period1957-1958
Length4.5 mi
Capacity500 cfs
Typical section - initial reach
Bottom width7 ft
Side slopes1.5:1
Water depth5.6 ft

Main Pipeline System
LocationFrom Casitas Dam west to near Punta, California, northeast to the Upper Ojai Valley, and then south about 1 mile to Foster Park, California.
Construction period1957-1959
Length33.9 mi
Capacity121 cfs
Diameter54-12 in

LocationAn integral part of the Robles-Casitas Canal which extends from the Robles Diversion Dam to Casitas Reservoir.
Construction period1957-1959
Length0.9 mi
Capacity500 cfs
Type:Reinforced concrete
Diameter78 in

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Pumping Plants
DesignationNumber of unitsTotal capacity, cfsTotal dynamic head, ftTotal horsepower
Rincon269001,040
Ventura Avenue No. 1229003,200
Ventura Avenue No. 2464291,800
Ojai Valley350220900
Upper Ojai3481,040560

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Last updated: May 17, 2011