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

 

  

Project # 343

 

Land Areas (1992)
Irrigable area:
Full Irrigation Service3,933 acres
Supplemental Service0 acres
Temporary Irrigation Service0 acres
Number of Irrigated Farms685
Residential, Commercial, Industrial Lands0 acres
Total Irrigable Lands3,933 acres

 

Population Served:
Farm Population Served2,180
Non-Farm Population Served0
Total Population Served2,180

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Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)
19833,055864,655
19843,0911,085,526
19852,9721,097,716
19863,5541,196,987
19873,492999,392
19883,7141,121,427
19893,7251,096,269
19903,6021,111,884
19913,6371,994,399
19923,1961,063,437

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Project Water Supply

Current Conditions

San Juan River near Archuleta, New Mexico (USGS)
Streamflow Forecast Map

Spring and Summer (NRCS)
Snowpack Information

Mountain Snowpack Maps for Colorado, Rio Grande, and Arkansas Rivers
Drought Index

Palmer Drought Index Map

Annual Precipitation

Normal10.30 in
Maximum - 198620.27 in
Minimum - 19766.41 in
Aztec Ruins NM, New Mexico 1961-1990 

 

Temperature
Mean Annual51.2 ?F
Daily Maximum - 08/04/1960105 ?F
Daily Minimum - 02/08/1933-27 ?F
Aztec Ruins NM, New Mexico 1914-1996 
Growing Season155 days
Elevation of irrigable area5,300 - 5,600 ft

 

San Juan River
Drainage area at Navajo Dam3,260 acre-ft
Annual discharge 
Maximumacre-ft
Minimumacre-ft
Averageacre-ft

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Project Water Quality

Animas

Middle San Juan

Upper San Juan

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Facilities in Operation
Facilities in Operation
Diversion Dams1
Canals27.4 mi
Laterals13 mi
Pumping Plants25
Drains8 mi

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Diversion Facilities

Hammond Diversion Dam
Type:Rockfill overflow embankment wings
LocationOn the San Juan River, 2 miles upstream of Blanco, New Mexico.
Year Completed1961-1962
Dimensions: 
Structural height12 ft
Weir crest length350 ft
Weir crest elevation5,569.0 ft
Volume, rockfill & concrete25,100 cu yd
Sluiceway:Three 16 ft by 9 ft radial gates. One 10 ft by 9 ft radial gate.
Headworks:One 5 ft square slide gate.
Diversion capacity90 cfs

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Carriage Facilities
Main Canal
LocationFrom Hammond Diversion Dam in a general southwesterly direction.
Construction period1960-1962
Length27.4 mi
Diversion capacity90 cfs
Typical Section in earth: 
Bottom width10 ft
Side slopes1.5:1
Water depth3.2 ft

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Pumping Plants
DesignationNumber of unitsTotal capacity, cfsTotal dynamic head, ftTotal horsepower
Hammond Pumping Plants11865155
Auxiliary Pumping Plant 1256 

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Last updated: May 10, 2011