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Yuma Project
Yuma Project | Project History | Project Data | Contact Information

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

  

Project # 35

Land Areas (1992)
Irrigable area:
Full Irrigation Service62,078 acres
Supplemental Service0 acres
Temporary Irrigation Service0 acres
Number of Irrigated Farms275
Residential, Commercial, Industrial Lands6,013 acres
Total Irrigable Lands68,091 acres

Population Served:
Farm Population Served1,934
Non-Farm Population Served93,000
Total Population Served94,934

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Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)
198356,495105,361,121
198458,355122,234,664
198558,196125,986,469
198657,611155,365,990
198757,549179,342,793
198858,472310,725,631
198958,723231,614,994
199058,991189,117,779
199158,842162,249,957
199258,626196,105,730

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Project Water Supply
Project Water Quality

  

Project Water Supply

Current Conditions

Weather Conditions (NOAA)

Precipitation

Streamflow Forecast Map

Spring and Summer (NRCS)
Snowpack Information

Mountain Snowpack Maps for Colorado River Basin
Drought Index

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


Historic Conditions

Annual Precipitation
Normal3.17 in
Maximum - 19896.75 in
Minimum - 19661.01 in
Yuma, Arizona 1961-1990

Temperature
Mean Annual74.4 ?F
Daily Maximum - 07/28/1995124 ?F
Daily Minimum - 02/18/19955 ?F
Yuma, Arizona 1948-1996
Growing Season365 days
Elevation of irrigable area90-140 ft

Colorado River - See Boulder Canyon Projec (http://www.usbr.gov/dataweb/html/lcbcpwatdata.html) for drainage area and discharge figures.
Annual diversion total project1,060 cfs
Reservation Division123 cfs
Valley Division937 cfs

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Project Water Quality

http://cfpub.epa.gov/surf/huc.cfm?huc_code=15030104

http://cfpub.epa.gov/surf/huc.cfm?huc_code=15030107

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Facilities in Operation
Diversion Facilities
Carriage Facilities - Valley Division
Carriage Facilities - Reservation Division
Pumping Plants
Power Facilities

  

Facilities in Operation
Diversion Dams1
Canals53 mi
Laterals218 mi
Pumping Plants1
Drainage wells with pumps16
Drainage sump pumps2
Substations2

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Diversion Facilities
http://www.usbr.gov/dataweb/dams/az10315.htm
Type:Rockfill weir, concrete surfaced
LocationOn the Colorado River, 13 miles northeast of Yuma, Arizona.
Year Completed1905. Modified in 1923-1924
Dimensions:
Structural height43 ft
Hydraulic height10 ft
Weir crest length4,780 ft
Crest elevation151.0 ft
Volume486,800 yd3
HeadworksThe California and Arizona headworks structures, located in the abutments, are similar in size, each consisting of concrete-lined desilting basin and sluiceway channel; broad-crested concrete weir structure (canal inlet) with flashboards and operating bridge, and concrete sluiceway gate structure.

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Carriage Facilities - Valley Division
Yuma Main Canal
LocationFrom the All-American Canal at Siphon Drop Powerplant, south to the California Wasteway.
Construction period1907-1909
Length3.5 mi
Diversion capacity2,000 cfs
Typical section in earth:
Bottom width50 ft
Side slopes1.25:1
Water depth9 ft

West Main Canal
LocationFrom Yuma Main Canal at Yuma, Arizona, generally south along the Colorado River to the Mexican border.
Construction period1907-1909
Length21.4 mi
Diversion capacity500 cfs
Typical section in earth:
Bottom width20 ft
Side slopes1.25:1
Water depth5.6 ft
Typical section, concrete lined
Bottom width5 ft
Side slopes1.25:1
Water depth3.3 ft
Lining thickness1.5 in
Length0.9 mi

Central Canal
LocationFrom a point on the Yuma Main Canal near Yuma, Arizona, generally southwest.
Construction period1907-1909
Length12.4 mi
Diversion capacity200 cfs
Typical section in earth:
Bottom width20 ft
Side slopes1.25:1
Water depth4.7 ft

East Main Canal
LocationFrom the Colorado River Siphon south and southwest to the Mexican border.
Construction period1907-1909
Length24 mi
Diversion capacity450 cfs
Typical section in earth:
Bottom width25 ft
Side slopes1.25:1
Water depth5 ft

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Carriage Facilities - Reservation Division
Reservation Main Canal
LocationFrom the All-American Canal at the Reservation Main turnout, southwest to Cocopah Lateral No. 4.
Construction period1907-1909
Length3.25 mi
Diversion capacity220 cfs

Mohave Canal
LocationFrom the Reservation Main Canal to the Vomical Lateral near the southwestern boundary of the Bard Unit.
Construction period1908-1910
Length2.79 mi
Diversion capacity40 cfs

Cocopah Canal
LocationFrom Cocopah Lateral No. 4 to the Cocopah Wasteway.
Construction period1908-1910
Length6.19 mi
Diversion capacity80 cfs

Walapai Canal
LocationFrom the Siphon Drop Powerplant to the Ottowa Lateral north of Winterhaven.
Construction period1908-1910
Length1.93 mi
Diversion capacity48 cfs

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Pumping Plants
DesignationNumber if unitsTotal capacity, cfsTotal dynamic head, ftBoundary - current
2133.612Boundary - original1
66.812Boundary - original144.6
8Gardenhire Drain297
Drainage Well166530-50

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Power Facilities

Siphon Drop Powerplant

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Last updated: Jan 30, 2012