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

  

Project # 344

Land Areas (1992)
Irrigable area:
Full Irrigation Service0 acres
Supplemental Service283,291 acres
Temporary Irrigation Service0 acres
Number of Irrigated Farms666
Residential, Commercial, Industrial Lands764 acres
Total Irrigable Lands284,055 acres

Population Served:
Farm Population Served2212
Non-Farm Population Served760
Total Population Served2,972

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Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)
198618,61419,678,896
198722,04025,040,913
198836,97448,803,965
198976,53392,807,032
1990168,047165,441,356
1991152,337147,529,466
1992145,433126,290,766

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Project Water Supply
Project Water Quality

  

Project Water Supply

Current Conditions

Weather Conditions (NOAA)
Precipitation
Streamflow

Colorado River near Grand Canyon, Arizona (USGS)
Streamflow Forecast Map

Spring and Summer (NRCS)
Snowpack Information

Mountain Snowpack Maps for Colorado River Basin (NRCS)
Drought Index

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


Historic Conditions

Annual Precipitation
Normal7.66 in
Maximum - 197815.23 in
Minimum - 19773.16 in
Phoeniz, Arizona 1961 - 1990

Temperature
Mean Annual72.4 ?F
Daily Maximum - 06/26/1990122 ?F
Daily Minimum - 01/05/195017 ?F
Phoenix, Arizona 1948-1997
Growing Season304 days
Elevation of irrigable area1,200 ft

Colorado River

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Project Water Quality

Agua Fria

Havasu - Mohave Lakes

Lower Santa Cruz

Lower Verde

Upper Santa Cruz

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Facilities in Operation
Storage Facilities
Diversion Facilities
Carriage Facilities
Pumping Plants

  

Facilities in Operation
Storage Facilities1
Diversion Facilities3
Aqueducts335 mi
Tunnels15 mi
Pumping Plants15

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Storage Facilities

New Waddell Dam

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Diversion Facilities

Lake Havasu


Camp Dyer Diversion Dam


Havasu Intake Channel Dike

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Carriage Facilities
Hayden-Rhodes Aqueduct
LocationFrom the Havasu diversion facilities at Lake Havasu on the Colorado River to the Salt River in the Phoenix metropolitan area.
Construction period1973-1985
Total length:190 mi
Open channel173.9 mi
Closed channel16.1 mi
Capacity3,000 cfs
Typical section, concrete-linedWith exception of Reach 1, or first 17 miles of aqueduct
Bottom width24 ft
Side slopes1.5:1
Water depth16.5 ft
Concrete lining thickness3.5 in

Reach 1 - Hayden-Rhodes Aqueduct
LocationFirst 17 miles of the Hayden-Rhodes Aqueduct.
Construction period1973-1985
Typical section, concrete-lined
Bottom width80 ft
Side slopes1.5:1
Water depth10-25 ft
Concrete lining thickness3.5 in

Fannin-McFarland Aqueduct
LocationFrom the Salt River in the Phoenix metropolitan area to 5 miles north of the Brady Pumping Plant.
Construction period1980-1989
Total length:58 mi
Open channel57.4 mi
Closed channel0.6 mi
Capacity2,800 cfs
Typical section, concrete-lined
Bottom width22-24 ft
Side slopes1.5:1
Water depth14.5-15.8 ft
Concrete lining thickness3.5 in

Tucson Aqueduct
LocationFrom about 5 miles north of the Brady Pumping Plant to the end of the system.
Construction period1980-1989
Total length87 mi
Open channel68.7 mi
Closed channel18.3 mi
Capacity
Initial2,250 cfs
Final200 cfs
Typical section, concrete-lined
Bottom width
Initial20 ft
Final12 ft
Side slopes1.5:1
Water depth
Initial16 ft
Final8.6 ft
Concrete lining thickness3.5 in

Waddell Canal - Hayden-Rhodes Aqueduct
LocationFrom the Hayden-Rhodes Aqueduct to New Waddell Dam along the Agua Fria River
Construction period
Total length+D8184.9 mi
Capacity3,000 cfs
Typical section, concrete-lined
Bottom width24 ft
Side slopes1.5:1
Water depth16.5 ft
Concrete lining thickness3.5 in

Waddell Canal - Hayden-Rhodes Aqueduct
LocationFrom the Hayden-Rhodes Aqueduct to New Waddell Dam along the Agua Fria River
Construction period
Total length4.9 mi
Capacity3,000 cfs
Typical section, concrete-lined
Bottom width24 ft
Side slopes1.5:1
Water depth16.5 ft
Concrete lining thickness3.5 in

Santa Rosa Canal - Fannin-McFarland Aqueduct
Location
Construction period
Total lengthmi
Capacitycfs
Typical section, concrete-lined
Bottom widthft
Side slopes1.5:1
Water depthft
Concrete lining thickness3.5 in

Buckskin Mountains Tunnel - Hayden-Rhodes Aqueduct
LocationFrom Lake Havasu 6.9 miles through the Buckskin Mountains, discharging into open section of Hayden-Rhodes Aqueduct.
Construction period1975-1980
Length6.8 mi
Capacity3,000 cfs
Cross section:Circular
Diameter22 ft
Depth of Water15.6 ft
Lining:Concrete
Thickness20 in

Cunningham Wash Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 2 of the Hayden-Rhodes Aqueduct, about 6 miles north of Bouse, Arizona.
Construction period1978-1980
Description:Monolithic concrete pipe
Length0.7 mi
Diameter21 ft
Capacity3,000 cfs

Centennial Wash Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 4 of the Hayden-Rhodes Aqueduct, about 19 miles southeast of Salome, Arizona.
Construction period1978-1980
Description:Prestressed concrete pipe
Length1.1 mi
Diameter21 ft
Capacity3,000 cfs

Jackrabbit Wash Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 7 of the Hayden-Rhodes Aqueduct, about 25 miles northwest of Buckeye, Arizona.
Construction period1978-1980
Description:Prestressed concrete pipe
Length0.3 mi
Diameter21 ft
Capacity3,000 cfs

Hassayampa River Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 7 of the Hayden-Rhodes Aqueduct, about 22 miles north of Buckeye, Arizona.
Construction period1978-1980
Description:Prestressed concrete pipe
Length0.7 mi
Diameter21 ft
Capacity3,000 cfs

Agua Fria River Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 9 of the Hayden-Rhodes Aqueduct, about 27 miles northwest of Phoenix, Arizona.
Construction period1975-1978
Description:Prestressed concrete pipe
Length1.9 mi
Diameter21 ft
Capacity3,000 cfs

New River Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 9 of the Hayden-Rhodes Aqueduct, about 27 miles northwest of Phoenix, Arizona.
Construction period1975-1978
Description:Prestressed concrete pipe
Length1.1 mi
Diameter21 ft
Capacity3,000 cfs

Salt River Siphon - Hayden-Rhodes Aqueduct
LocationIn Reach 12 of the Hayden-Rhodes Aqueduct, about 24 miles northeast of Phoenix, Arizona.
Construction period1975-1978
Description:Prestressed concrete pipe
Length1.6 mi
Diameter21 ft
Capacity3,000 cfs

Gila River Siphon - Fannin-McFarland Aqueduct
LocationUnder the Gila River along the Fannin-McFarland Aqueduct.
Construction period
Description:Prestressed concrete pipe
Length0.6 mi
Diameter19 ft
Capacity2,800 cfs

Interstate Highway Siphon - Tucson Aqueduct
LocationUnder Interstate 10 along the Tucson Aqueduct.
Construction period
Description:Prestressed concrete pipe
Length1.6 mi
Diameter
Inlet13 ft
Outlet11 ft
Capacity621 cfs

Paradise Valley Flood Detention Dike - Hayden-Rhodes Aqueduct
Type:Earthfill
LocationIn Reach 11 of the Hayden-Rhodes Aqueduct, about 14 miles north of Phoenix, Arizona.
Construction period1974-1976
Dimensions:
Maximum structural height47 ft
Top width14 ft
Crest length16 mi
Crest elevation1,542.0 - 1,547.0 - 1553.0 ft
Slope1.5:1 to 4:1
Volume8,129,600 cu yd

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Pumping Plants
DesignationNumber of unitsTotal capacity, cfsTotal dynamic head, ftTotal horsepower
Hayden-Rhodes Aqueduct
Mark Wilmer63,000824360,000
Bouse Hills103,00011854,000
Little Harquahala103,00011554,000
Hassayampa103,00019454,000
Waddell Pump/Generating Plant
Adjustable speed pumps41,90019243,200
Pump/Generators42,10019256,400
Fannin-McFarland Aqueduct
Salt-Gila102,8008632,800
Tucson Aqueduct
Brady81,24014828,000
Picacho693023233,000
Red Rock577523227,500
Twin Peaks6621848,100
Sandario6621868,100
Brawley558022920,500
San Xavier558017220,500
Snyder Hill941029324,300
Black Mountain520039714,000

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Last updated: Apr 18, 2011