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<br /> RIO GRANDE COMPACT COlOOSSIOB
<br /> RIO GRAHDE BBLOW ELEPHANT BUTTE DAJI
<br />Location.- swt, Sec. 25, T. 13 s.. R. 4 W., (m~p projection of land survey into Pedro Armen~ri~ Grant) approxiQlltely
<br />---;;mr-feet dmmstreem from Eleph~nt Butt... Dem outlets.
<br />Metering Equipment.- 3/4" diameter tr~y ceble - approximately 177 feet between wooden "An frames equipped with sit-
<br /> down car and reel.
<br />River Seotion.- Section under cable regular grave1-san~ bottom. Flow approaches cable at right angle at all stages.
<br /> Cbannel dredged 1dzrter of 1938-39 cotllleotion po_r plent construction.
<br />Control.- Control is slight river section oOD6triotion ebout 11;0 feet below gage oooaeioned by bridge, and oontine_nt
<br />-ol"""'B ver channel bet_en hill Ill1d ros.d grade. Flood die charge into river from Kesosl Canyon anrl Cuohillo creek. about
<br /> one mile below gage, woul~ cause backwater conditions at gage. Aocuracy not affeoted as time of such conditione
<br /> at_ys known and cQ1IIpensated for by additional meter mouurements as needed.
<br /> No appreciable inflow oocurs between location abandoned April 23. 1942 t.nd new gt.ge 0.1 mile downstrellJll. SeYeral
<br /> small arroyos enter river above present gage and the one abandoned. but inflow ocours only once or twice durins rainy
<br /> season for reriods ot only 1/4 to 1/2 hour at time. This volume is ~11 and oan always be aocurately el~nated from
<br /> reoord at times of occurrenoe.
<br />Regulation.- Flo.... is oompletely rflgulated by storage in Elephent Butte Reservoir. Varying river flow dependin~ entirely
<br /> upon lLOW thru power plant. or gate control at the dam.
<br />AooUJ'soy,- Reoords e~oel1ent.
<br />D., J~. Feb. Mar. Apr. N., J=. July Aug. Sept. Oct. llov. Dec.
<br />1 1.3;0 1.210 1.390 1.000 6,,40 8,050 5.500 3,610 1,500 1.280 1.050 1,120
<br />2 1,1110 1,450 1.1170 1,0;0 6,L.50 8.000 t.38O 3,620 1.370 1.230 1,090 1.200
<br />3 1.460 1,1..90 1.510 1.010 6.510 7.830 .540 3.740 1.200 1,210 1,100 1.150
<br />4 1.340 1.460 1,1a20 1,010 6.680 ~530 3.950 3.720 1,260 1,080 1,090 1.120
<br />5 1.420 912 1.490 938 6.720 6.350 3,9;0 2.980 1.230 1,190 1,100 1,160
<br />6 1.450 1,370 1.310 986 6.720 6.280 4.040 1.620 1.050 1.250 1.100 1.050
<br />7 1.450 1.290 1,030 1.020 6,510 6.200 4.060 1.Lr' 1,170 1,230 1,120 1,ILo
<br />8 1.370 1.260 1,010 1.090 6.900 6.250 4.080 1. 0 1,230 1,190 1.040 1.550
<br />9 1,370 1.380 1.040 1.020 7.4;0 6.160 4.080 1.29.0 1.200 1.160 1.\To 1.670
<br />10 1,370 1.320 1,050 1.110 7.430 6.1.>0 2.ilO 1.390 1.190 1,240 1. 0 1,410
<br />11 1,310 1,L.I0 1,oLe 1.320 7.560 6,360 1.6qO 1.500 1,100 957 1,110 1.090
<br />12 1,410 1.420 1.010 1.350 7.950 6.350 1.530 1.540 1.200 432 1.150 1.040
<br />13 1,440 l,L30 970 1.790 1,850 6.180 1.590 l.tOO 937 1.200 1,130 955
<br />14 1.440 1.420 1,000 2.670 7,920 6,140 1,640 1. 10 1.100 1,280 1.080 963
<br />15 1,430 1.330 897 2.590 7.980 6.290 1.620 1.040 1,190 1,250 971 958
<br />,6 1,430 1.400 961 2,130 8.040 6,210 1.640 1.350 1.~ 1.160 1.100 1,080
<br />'7 1.4~ 1,350 994 2.630 1,980 6.150 2.480 1.510 1. 0 1.240 1.140 1.100
<br />,8 1,:" 1.L10 99B 2,610 8.040 6.200 3.750 1.550 1.140 1,190 1.160 "1,080
<br />19 1,400 1,360 998 2.500 8,110 5,970 3.660 1,570 1.140 1,190 1,110 1,100
<br />20 "1,L.10 1.290 1,010 2.740 8.160 5.510 3.720 1.570 1.030 1.190 1,120 1.090
<br />21 1,410 1.390 1,030 3.240 8,190 5.180 3.810 1,590 1.100 1,190 1,110 1.090
<br />22 1,410 1,350 913 3.130 8.220 5,310 3,110 1.490 1,130 1.240 1.010 1,050
<br />23 1.440 1,420 906 3.620 8.000 5.620 3,610 1,320 1,130 1.240 1,120 1,070
<br />24 1.430 1.410 1.040 4.090 8,070 5.360 3.920 1;"30 1.160 1,140 1,160 1.110
<br />25 1,320 1.460 983 4.650 8,lLo 5.440 3,720 1.470 1.180 1,110 1,100 911
<br />26 1,440 1,430 957 4,930 8,100 5,370 3.610 1,L.9D 1.200 1.190 1,070 1,010
<br />27 1.430 1.hao 996 5.650 8.100 5,290 3.680 1.1$0 1.110 1.220 1.130 1.020
<br />28 1.420 1.480 97J 6,300 8.020 5,070 3,640 1,1170 1,170 1,190 1,110 1.110
<br />~ "l90 9~0 6.LLo 7.820 ~.260 3.m I.LBo 1,210 1.220 1.060 1,110
<br />l'~~ 6,~ 6,330 i:m .610 ;:570 1.~ 1.220 1.170 1,100 1.~
<br /> 1 00 I. 1.190 I.
<br /> /lonth Second- llaximUIII J.linimlJlll L!ean RUll-off in
<br /> foot-days acre-feet
<br />January.. .. . . ... ... ... .... ... ... . . . ... .. ... . .. . . .. .... . 43.620 1.460 1,310 1,401 86.520
<br />February...........;.................................. . 36.462 1.1.90 912 1.374 76,290
<br />March.. ........_ ........ ....... .......... ...... ........ 3M54 l'RO 897 1,076 66,160
<br />April......... ........ ...... ... ..... ..... ........ .-. ... 81,524 6. 0 938 2,717 161.700
<br />Yay. ... ....... ..... ... .... ....... ....... ...... ... ..- ... 2J5.~0 8.220 6.340 7.601 467.370
<br />June....._ ........ ........... ...... ..... ..... .......... 182. 0 8.050 5.07'0 6.098 362.860
<br />July. ........... ..... .......... .... ... .... ........ ..... 106,360 5.500 1.~ 3.431 210.960
<br />August...................... ... ..................... ... 55.530 3.740 1. 1,791 110,140
<br />September. .... .... ........ ... ... ........ .... .,. ........ 35.137 1.500 937 1,171 &9 .<$0
<br />October... ......... ......... ... .... ......... ... ........ 36.329 1.280 432 1.172 12,060
<br />Novemb6r.............................................. . ~~.021 1.160 971 1.101 65.500
<br />December........ .... .......... ............. ........ .... 3 .037 I 670 9~' 1,130 &9.490
<br /> year........ ........- .... ...... ... ... ....-... 916.944 8.220 432 2.512 1.818,700
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