|
<br />~j;~~:-;;:,-';:,:-:
<br />
<br />" ,,<f.i' ::;"",,-"-~ r.,',,':, :".,.,,1 .,. ",~;." ,'.",' ,"_c. .,-
<br />
<br />~Ij
<br />-~
<br />10
<br />'. -
<br />(...)
<br />38
<br />.....-'
<br />
<br />RIO GRANDE COMPACT COMMISSION REPORT
<br />
<br />Rio Chama below El Vado Dam, N. Mex.
<br />
<br />Location.--Water-stage recorder, lat 36"34'48", long 1061)43'24", in Tierra Amarilla Grant, on left
<br />bank 1.5 miles downstream from El Vado Dam, 2.8 miles upstream from Rio Nutrias, and 13 miles
<br />southwest of Tierra Arnarilla. Datum of gage is 6,696.12 ft above mean sea level, datum of 1929,
<br />Prior to October 1935, at site 1.5 miles upstream and October 1935 to September 1938, at site
<br />1.1 miles upstream at different datums.
<br />
<br />Drainaqe area.--a77 sq mi of which about 100 sq mi is probably noncontributing.
<br />Averaqe discharge,--4 years (1914, 1921-23), 444 ft)/s (j21,700 acre-ft per year) prior to
<br />completion of E1 Vado Dam; 35 years (1936-70), 372 ft /s )269,500 acre-ft per year), prior to
<br />release of transmountain water; 17 years (1971-87) 406 ft /5 (352,100 acre-ft per year).
<br />Extremes,--1914-16, 1920-24, 1936-87: Maximum discharge observed, 9,000 ft3/s May 22, 1920 (gage
<br />height, 12 ft); no flow Mar. 25, 26, 31, 1955.
<br />
<br />Remarks,--Records good. Diversions above station for irrigation of about 10,600 acres, Since 1935
<br />flow regulated by E1 Vado Reservoir and since October 1970 flow partly regulated by Heron
<br />Reservoir. subsequent to May 1971 flow affected by releases of transmountain water from Heron
<br />Reservoir.
<br />
<br /> f1onth1y and yearly discharge, in cubic feet per second
<br /> Month Second- Maximum Minimum Mean Runoff in
<br /> foot-days daily daily acre-feet
<br />January 13,476 443 428 435 26,730
<br />February 11 ,926 433 417 426 23,660
<br />March 18,132 763 420 5B5 35,960
<br />April 55,564 3,190 679 1,852 110,200
<br />May 66,942 3,320 962 2,159 132,800
<br />June 14,925 837 203 49B 29,600
<br />July 4,202 557 B3 136 8,330
<br />August 5,940 747 01 192 11 ,780
<br />September 12,367 974 158 412 24,530
<br />October 6,157 423 113 199 12,210
<br />November 3,707 156 113 124 7,350
<br />December 4,825 159 146 156 9,570
<br />Cdlendar year 1987 218,163 3,320 B1 59B 432,700
<br /> Rio Chama below Abiquiu Dam, N. Mex.
<br />
<br />Location.--Water-stage recorder, lat 36"14'12", long 106"24'59", in SE\SE~ sec, 8, T. 23 N.,
<br />R. 5 E., on right bank 0.8 mile downstream from Abiquiu Dam and 5.9 miles northwest of Abiquiu,
<br />Altitude of gage is 6,040 ft (from river-profile map and topographic map).
<br />
<br />Drainage area.--2,147 sq mi of which about 100 sq rni is probably noncontributing.
<br />Average discharge.--9 years (1962-70), 376 ft3/s (j7Z,400 acre-feet per year), prior to release of
<br />transmountain water; 17 years (1971-87), 540 ft /s (391,200 acre-ft per year).
<br />Extremes.--1961-87: Maximum discharge, 2,990 ft3/s July 1, 1965 (gage height, 6.69 ft); minimum,
<br />about 0,5 ft3/s Mar. 17, 1966, Jan. 28, 1972.
<br />
<br />Remarks.--Records good. Flow regulated by Heron, El Vado, and Abiquiu Reservoirs. Diversions
<br />above station for irrigation of about 17,600 acres. Subsequent to t1ay 1971 flow affected by the
<br />release of transrnountain water from Heron Reservoir.
<br />
<br />Monthly and yearly discharge, in cubic feet per second
<br />Month Second- Maximum Minimum Mean Runoff in
<br /> foot-days daily daily acre-feet
<br />January 12,561 1,490 39 405 24,910
<br />February 47,020 1,880 1,530 1,708 94,850
<br />March 51,720 1,850 1,600 1,668 102,600
<br />April 50,280 1,970 1,230 1,676 99,730
<br />May 17,896 1,470 249 577 35,500
<br />June 11,517 420 294 384 22,840
<br />July 22,745 1,170 127 734 45,110
<br />August 31,595 1,150 965 1,019 62,670
<br />september 35,970 1,280 1,070 1,199 71,350
<br />October 39,043 1,560 641 1,259 77,440
<br />November 19,844 1,450 3B 661 39,360
<br />December 1,543 56 35 49.8 3,060
<br />Calendar year 1987 342,534 1,970 35 930 679,400
<br />
<br />~?j?~;>"\~:: .~
<br />
<br />, 5~'-.
<br />'-:^,..
<br />
<br />.<
<br />.,
<br />
<br />.'.-,.'
<br />
<br />..".'
<br />
<br />......:'-..
<br />.:.;,:':.:..:
<br />
<br />.....
<br />
<br />;<!~~E~'T~{:,~,;;:;~'
<br />
|