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<br />RIO GRANDE COMPACT COMMISSION REPORT
<br />
<br />Reservoirs in Rio Grande Basin in New Mexico
<br />(Project storage)
<br />
<br />Eleohant Butte Reservoir.-Wat:er-stage recorder in NWl/ 4 sec. 30, 1.13 S., R. 3 W., on Rio Grande. Storage began Jan. 6,1915; capacity,
<br />2,065,000 acre-It at gage height 4,407.0 It (crest of spillway), by survey of 1988.. Datum of gage is 43.3 It above mean sea level, datum
<br />of 1929. Water is used for power development and Irrigation In New Mexico and Texas. Records furnished by Bureau of
<br />Reclamation. De1ivel}' of transmountain water for minimum recreation pool was initiated In December 1975. Beginning Jan. 1, 1977
<br />gage readings are midnight readings.
<br />
<br />Month-end gage height, in feet, and contents, in acre-feel
<br />
<br />'-...-'
<br />
<br />I Dale Gage height Contents Change ln contents TM water
<br /> December 31, 1990 4,384.97 1,369,600 5,180
<br /> January 31, 1991 4,386.69 1,416,200 +46,600 5,170
<br /> February 28 4,387.66 1,443.000 +26,800 5,160
<br /> March 31 4,386.62 1,414,300 -28,700 5,120
<br /> April 30 4,386.71 1,416,700 +2,400 5,070
<br /> May 31 4,388.36 1,462,500 +45,800 5,010
<br /> June 30 4,390.53 1,524,400 +61,900 4,940
<br /> July 31 4,390.47 1,522,600 -1,800 4,910
<br /> August 31 4,392.22 1,574.000 +51,400 4,880
<br /> September 30 4,392.20 1,573,400 -600 4,870
<br /> October 31 4,391.46 1,551,500 -21,900 4,840
<br /> November 30 4,393.69 1,618,200 -,700 4,860
<br /> December 31 4,396.76 1,713,900 +95,700 6,030
<br /> Calendar year 1991 +344,300
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<br />Caballo Reservolr.-Water-stage reconder In SE1/45WI/4 sec. 19, T.16 5., R. 4 W., onRlo Grande. Storage began Feb. 8, 1938; capacity,
<br />33I.soo acre-It (by 1981 resurvey), at gage height 4,182.0 fl (above which spillway gates open automatically). DatUm of gage is 43.3
<br />ft above mean sea level, datum of 1929. 100.000 acre-h of storage reserved for flood control. Records furnished by Bureau of
<br />Rec1amation. Beginning Jan. I, 1977, gage readings are midnight readings.
<br />
<br />Month-end gage height, in feet, and contents, In acre-feel
<br />
<br />Date
<br />
<br />Gage height
<br />
<br />Contents
<br />
<br />Change in contents
<br />
<br />~
<br />
<br />December 3~ 1990
<br />January 31, 1991
<br />February 28 .
<br />March 31
<br />Apri130
<br />May 31
<br />June 30
<br />July 31
<br />August 31
<br />September 30
<br />October 31
<br />November 30
<br />December 31
<br />Calendar year 1991
<br />
<br />4,145.34"
<br />4,146.40
<br />4,148.92
<br />4,143.55
<br />4,145.67
<br />4,146.26
<br />4,144.96
<br />4,143.39
<br />4,143.03
<br />4,135.85
<br />4,138.07
<br />4,138.18
<br />4,141.52
<br />
<br />51,500
<br />55,690
<br />66,660
<br />44.940
<br />52,770
<br />55,120
<br />50,050
<br />44,380
<br />19,100
<br />23,130
<br />28,580
<br />31,510
<br />38,260
<br />
<br />+4,190
<br />. +10,970
<br />-21,720
<br />+7,830
<br />+2,350
<br />-5,070
<br />-5,670
<br />-25,280
<br />+4,030
<br />+5,450
<br />+2,930
<br />+6,750
<br />-13,240
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