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<br />STORAGE IN RESERVOIRS
<br />
<br />Reservoirs in Rio Grande Basin in New Mexico
<br />
<br />Elephant Butte Reservoir,--Water_stage recorder in NWt sec,30, T,13 S" R.3 W" at dam on Rio Grande, Storage
<br />began Jan, 6, 1915; capacity 2,195,000 acre-ft at gage belght 4,407,0 ft (crest of SPillway), by survey of 1961, Datum
<br />of gage is 43.3 ft above mean Sea level, datum of 1929. Water is used for POWer development and irrigation in
<br />New Mexico and Texas, Records furnished by Bureau of Reclamation,
<br />
<br /> n -en] galte elP:J t in feet and contents. in acre-feet
<br /> Date Gage height Contents Change in contents
<br />December 31, 1965..,..,......... . 4, 334, 18 517,200 -
<br />January 31, 1966 ,.........,..". 4, 338.28 572, 900 +55,700
<br />February 28 ...., ',.,."".,...., 4, 335. 10 529, 500 -43, 400
<br />March 31 '.,....,.,. .....".,..., 4, 332. 29 492,500 -37,000
<br />April 30 ..,.,.".."........"", 4,330.71 472, 400 - 20, 100
<br />May 31 .,...........",.,....,.,. 4, 328. 15 440, 500 -31,900
<br />June 30 .,",.....""........... 4,322,69 376,400 -64,100
<br />July 31"",. ',...,.........."" 4, 315,95 304, 800 -71, 600
<br />August 31 ....... .,",....,..,.., 4, 3lL 36 261, 300 -43,500
<br />September 30 ......"...... ..,... 4,311,47 262, 300 +1,000
<br />October 31 ,..,.,',.,..".,., "" 4, 3lL 45 262,200 -100
<br />November 30 .,......""",... .. 4,315,75 302,800 +40, 600
<br />December 31 .,.,...,...".. .,.... 4, 319, 75 344,000 +41,200
<br />Calendar year 1966 ...,'.." .,.. - - -173,200
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<br />Caballo Reservoir,--Water_stage recorder in SEtSWt see, 19, T.16 S" RA W,. at dam on Rio Grande, storage
<br />began Feb, S, 1938; capacity, 344,000 acre-ft (by 1958 survey), at gage height, 4,192,0 ft (above whicb SPillway
<br />gates open automatically), Datum of gage is 43,3 ft above mean sea level. datum of 1929, 100,000 acre-ft
<br />of storage reServed for flood controL Records furnished by Bureau of Reclamation.
<br />
<br /> Month_ en<igage height in feet and contents in acre-feet
<br /> Date Gage height Contents Change in contents
<br />December 31, 1965 '.., ,...,.....,. 4, 131. 44 17,680 -
<br />January 31, 1966.. .,",.."...., " 4, 132,57 20. 170 +2, 490
<br />February 28 . '... , . . . . . , '. , , '... , , 4, 153. 25 97, 930 +77,760
<br />March 31 .......,.,...,."....,.. 4,151,01 85, 840 .12,090
<br />April 30 .. , , , .. , , , , , , , .. .. .. , , , , .. 4, 155, 87 113, 700 +27,860
<br />May 31." ,.,..,""'..""""", 4, 161. 22 150, 500 +36, 800
<br />June 30 , , , , , . , , , . . . . , , . , , . , . . , , , . 4, 160,23 143, 300 -7,200
<br />July 31 . . . , . . , , , , . , . , . . . . . . . . . , , . , 4.154,31 104,100 -39, 200
<br />August 31 ..,.....,....",."...., 4,149.22 77, 000 -27, 100
<br />September 30 ,.,',...,.,......., 4, 142, 28 48, 040 -28, 960
<br />OctOber 31 ,..............,...,.,. 4, 143, 02 50,710 +2, 670
<br />November 30 ..,....",."."..... 4, 143, 37 52, 030 +1,320
<br />Dee ember 31 ',.,.,.,..... "..,.,. 4 143,65 53 100 +70
<br />Calendar year 1966 ............. - - +35,420
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<br />Project Storage,--Tbis is the combined storage in Elephant Butte and Caballo Reservoirs, Total Project Storage
<br />capacity is 2,439,000 acre-ft wbich excludes the 100,000 acre-ft reServed for flood control in Caballo Reservoir,
<br />
<br /> Month-end g'age height in feet and contents in acre-feet
<br /> Date Gage height Contents Change in contents
<br />December 31, 1965 ..,.......,.,. - 534, 900 -
<br />January 31, 1966 ,.,.,..,.,...... - 593, 100 +58,200
<br />February 28 . . . . . . . . . . , , . , . . , , , , . - 627, 400 +34, 300
<br />March 31 '"'.",, . ,..,....,.,.,.. - 578, 300 -49, 100
<br />April 30 . . , . . " , .. , . .. , , ,......... - 586, 100 +7,800
<br />May 31....".., .....,..,'..""" - 591,000 +4, 900
<br />June 30 '. , ,.. ,. , , , , , .. . , , , , , . . . . .. - 519,700 -71,300
<br />July 31 .....,...".,.,.......",., - 408,900 -110, 800
<br />August 31 '" , .. ....... . , .. , , . '. , - 338, 300 -70, 600
<br />September 30 ..... ,. , .. . , " . .., . " - 310,300 -28,000
<br />October 31 ..,",....,...,.....,. - 312, 900 +2,600
<br />November 30 . . . , , . , . . . , , . , , , , . , . - 354, 800 +41,900
<br />December 31 ,... . , '. . , . . . . '.,,,. - 397, 100 +42, 300
<br />Calendar year 1966 - - -137,800
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