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Sacramento Canals Unit Project
Sacramento Canals Unit (CVP) | Project History | Project Data | Contact Information

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


Project # 602

Land Areas (1992)
Irrigable area
Full Irrigation Service32,903 acres
Supplemental Service62,131 acres
Temporary Irrigation Service2,560 acres
Number of Irrigated Farms640
Residential, Commercial, Industrial Lands0 acres
Total Irrigable Lands97,594 acres

Population Served
Farm Population Served
Non-Farm Population Served
Total Population Served

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Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)

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Project Water Supply
Project Water Quality


Project Water Supply

Current Conditions


Stanislaus River at Ripon, California (USGS)

Sacramento River above Bend Bridge near Red Bluff (USGS)
Streamflow Forecast Map

Spring and Summer (NRCS)
Snowpack Information

Mountain Snowpack Maps for Great Basin and California
Drought Index

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

Historic Conditions

Annual Precipitation
Normal17.52 in
Maximum - 198343.02 in
Minimum - 19765.18 in
Willows, California 1961-1990

Mean Annual61.2 ?F
Daily Maximum - 07/15/1972117 ?F
Daily Minimum - 12/22/199011 ?F
Willows, California 1948-1996
Growing Season260 days
Elevation of irrigable area35-400 ft

Sacramento River
Drainage area above Bend Bridge, near Red Bluff8,900 mi2
Annual discharge
Maximum - 197416,930,000 acre-ft
Minimum - 19242,973,000 acre-ft
Average - 1963-19809,629,000 acre-ft

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Project Water Quality

Sacramento - Lower Thomes

Sacramento - Stone Corral

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Facilities in Operation
Storage Facilities
Diversion Facilities
Carriage Facilities
Pumping Plants


Facilities in Operation
Storage Dams1
Diversion Dams1
Canals131.9 mi
Pumping Plants13
Corning Canal1
Corning Water District6
Colusa County Water District11
Dunnigan Water District1
Kanawha Water District3
Orland-Artois Water District3
Westside Water District4

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Storage Facilities


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Diversion Facilities


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Carriage Facilities
Corning Canal
LocationFrom the Corning Canal Pumping Plant near Red Bluff, California, south to the vacinity of Corning, California.
Construction period1954-1959
Length21 mi
Capacity500 cfs
Typical section - initial reach
Bottom width22 ft
Side slopes2:01
Water depth7.2 ft

Tehama-Colusa Canal
LocationFrom Red Bluff Diversion Dam south, Paralleling Interstate 5 to near Dunnigan, California
Construction period1965-1980
Length110.9 mi
Capacity2,530 cfs
Typical section - initial reach
Bottom width24 ft
Side slopes1.5:1
Water depth15.8 ft

Tehama-Colusa Canal Settling Basin
LocationAt Red Bluff Diversion Dam on the Sacramento River.
Construction period1966-1967
Length0.5 mi
Typical section - initial reach
Bottom width248 ft
Side slopes2:01
Water depth23 ft

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Pumping Plants
DesignationNumber of unitsTotal capacity, cfsTotal dynamic head, feetTotal horsepower
Corning Canal6504594,050
Corning Water District
Plant C-4781.91011,500
Plant C-5729.488.5460
Plant C-6777.9851,350
Plant C-7837.3107620
Plant C-10528.563320
Plant C-11624.791410
Colusa County Water District:
Plant 2A783.71111,650
Plant 2A1683.31111,650
Plant 2B8123.31012,150
Plant 2C6651031,350
Plant 2D524.6103455
Plant 3B
Unit A420.541175
Unit C571951,250
Plant 3C
Unit D54386670
Unit G41984320
Plant 3D532.593600
Plant 3G31089175
Plant 5B424.7114550
Plant 6B
Unit A535.847300
Unit B313.1147450
Dunnigan Water District
Lateral 6312.652120
Kanawha Water District
Lateral 1523.2177310
Lateral 2534.548745
Lateral 3252220
Orland-Artois Water District:
Plant 33.665146420
Plant 38.6 Rt.424.843190
Plant 38.6 Lt.8701361,800
Westside Water District
Lateral 431339100
Lateral 553851370
Lateral 653237230
Lateral 7424.548210

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Last updated: Apr 21, 2011