|
<br />"j
<br />f
<br />f,'
<br />!",
<br />"
<br />,,'
<br />0,'1
<br />..~
<br />11
<br />~
<br />I
<br />
<br />. v~_ <---:-.,..,.-- ~_; _ .
<br />
<br />o
<br />~
<br />r-
<br />C"')
<br />{' -,
<br />
<br />STREAMFLOW
<br />
<br />33
<br />
<br />..' ,
<br />'-
<br />
<br />Rio Grande near Del Norte, Colo.
<br />
<br />Location.--Water-stage recorder, lat. 3-7"41'22", long 106027'38". in NW\ sec. 29, T. 40 N.,
<br />R. 5 E.. on right bank, 20 it downstream from county highway bridge. 5 miles upstream
<br />from Pinos Creek, and 6 miles west of Del NOTte. Datum of gage is 7,980.25 it above
<br />mean sea level, datum of 1929. Prior to May 16, 1908, staff gage at site 4 miles down-
<br />stream. Records are equivalent.
<br />
<br />Drainage area.~-1.320 sq mi, approximately.
<br />
<br />Average discharge.--84 years (1890-1973). 906 cis (656,400 acre~ft per year),
<br />Extremes,--I889-1973: Maximum discharge, 18,000 cis Oct. 5. 1911 (gage height, 6.80 ft),
<br />from rating curve extended above 6,000 cfs; minimum daily, 69 cis Aug. 21. 1902.
<br />
<br />Remarks.--Records excellent except for some winter months, which are fair. Flow regulated by
<br />four reservoirs, total capacity 126,100 acre-ft, and by several smaller ones. Six
<br />transmountain diversions import water into basin above station.
<br />
<br /> Monthly and yearly discharge in cubic feet per second
<br />;\lonth Second- Maximum Minimum Mean Runoff in
<br />foot-days daily daily Acre-feet
<br />January 5,325 180 160 172 10,560
<br />February 4,930 195 165 176 9,780
<br />March 7,287 280 200 235 14,450
<br />April 13,667 1,330 194 456 27,1l0
<br />jlJay 98,962 5,070 992 3,192 196,300
<br />June 141,460 5,970 3,620 4,715 280,600
<br />July 77,760 4,560 1,460 2,508 154,200
<br />August 35,636 1,830 618 1,150 70,680
<br />September 13,412 745 318 447 26.600
<br />October 10,340 377 264 334 20,510
<br />November 5,858 258 150 195 11,620
<br />December 5,362 217 130 173 10,640
<br />Calendar year 1973 419,999 5,970 130 1.151 833,100
<br />
<br />Canejas River below Platoro Reservoir, Colo.
<br />
<br />Location.--Water-stage recorder and concrete control, lat 37021'18", long 106032'37", in
<br />NW~NW\ sec. 22, T. 36 N., R. 4 E., on left bank 1,100 ft downstream from valve house for
<br />Platoro Reservoir, and 0.7 mile northwest of Platoro. Datum of gage is 9,866.60 ft above
<br />mean sea level (levels by Bureau of Reclamation).
<br />
<br />Drainage area.--40 sq mi, approximately.
<br />
<br />Average dischar~e.--2l years (1953-73), 87.4 cfs (63.320 acre-it per year).
<br />Extremes.~-1952_73: Maximum discharge, 1,160 cfs Nov. 1, 1957; maximum gage height, 4.29
<br />ft June IS, 1958; no flow Oct. 16-20, 1955.
<br />
<br />Remarks.--Records good except those for Winter months, which are poor. No diversions
<br />above station. Flow completely regulated by Platoro Reservoir (capacity, 60,000 acre.ft).
<br />
<br /> MonthlY and yearly dischar.lle, in cubic feet per second
<br />Month Second- Maximum Minimum Mean Runoff in
<br />foot-days daily daily Acre-feet
<br />January 279.0 - - 9.0 553
<br />February 252.0 - - 9.0 500
<br />March 294.5 - - 9.5 584
<br />April 573 64 10 19.1 1,140
<br />May 3,781 336 12 122 7,500
<br />June 9,354.0 680 4.8 312 18,550
<br />July 11,107 690 120 358 22,030
<br />August 2,260 131 31 72.9 4.480
<br />September 856 78 12 28.5 1,700
<br />October 473 39 12 15.3 938
<br />November 420 - - 14.0 833
<br />December 434 - - 14,0 861
<br />Calendar year 1973 30,083.5 690 - 82.4 59,670
<br />
<br />
|