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Water Supply Outlook for Colorado and New Mexico Page 3
<br /> COL ORADO RAVERWATERSHED /N COLORADO
<br /> SUMMARY of SNOW MEASUREMENTS
<br /> LEGEND - (_COMPARISON WITH PREVIOUS YEARS)
<br /> O.
<br /> Forecast Point T S YE AP S SN
<br /> RIVER BASIN N.,mper o! WATER AS�E RCE h7 QF
<br /> s.a a Coviles _
<br /> •J Snow Course ,M► J A C K S 0 N o Lur LLNERIYSs
<br /> SNOTEL Site -
<br /> Sub-TATE RSHED A•e•area Lasl year 1961-80 A.e•are
<br /> - PHANTOM ALL KE IRENE
<br /> STREAMFLOW FORECASTS C0L0MB
<br /> Percent of 1961430 Average Blue River 7 145 163
<br /> Over 130°k E
<br /> Gf Colorado 19 127 175
<br /> ® 110-1300/0 Plateau 3 86 139
<br /> 90-110% R 1 0 x Roaring Fbrk 7 129 164
<br /> _ YNilliam Fork
<br /> > F: 134 221
<br /> ® Under 7096 .D• a € ow Willow Creek 2 126 177
<br /> B L A N C 0 tsrMMM`Y{
<br /> C i�ERIHOXD FALLS ...
<br /> PMPGROUNDD ii r
<br /> R E E K
<br /> ••, SNOW COURSE MEASUREMENTS
<br /> , i.9.... :' I V ER R
<br /> ' :' .:w°' s'",1" .•r :"�> _ .,t - CURRENT INFORMATION PAST RECO D
<br /> 4 f
<br /> �My .'f�: � .,,y 't�;o '.5'•- :,+� �F N AGS
<br /> P A R r WATER CONTENT
<br /> W< `,.<#.a�,.<::�x.�"^ ..4i,``::t.».i�':,' ,�c �' �.s- "� `�l�' <:;�;.;� � `.•ar.,t ¢ :; : i�e •.�
<br /> a t " sore• HILL I WATER (INCHES)
<br /> t '� -�•� :{ r :F+EssEE ss OATE SNOT
<br /> b o SNOT COURSE
<br /> x':. NHOE SURVEv (INCHES) �Ir09CHEil LAST 1-6
<br /> YEAR -
<br /> J,L E N TUN L BO
<br /> R A 61
<br /> >LS: 3• .u.
<br /> ,•4:i?•Jpv:ivy :.;fit:?? , .... (±.�
<br /> .n:t , s' , k , ? <?•x: ' COLORADO
<br /> C0L__1[+✓�+ ✓tea►+
<br /> ?!.' '+:''*` .•.k:,'.• ? MC CLURC NEL
<br /> Ty/IN LAKES
<br /> PASS .��,eTUN
<br /> b'..
<br /> F EE-S'ARHESERVOIR 'vet
<br /> e �,. Blue Rs
<br /> AKE
<br /> ALE XANDER L
<br /> , y:
<br /> N
<br /> ::1`
<br /> 39• N I S 0
<br /> A U
<br /> D E L T G
<br /> 4/
<br /> 24 45
<br /> 16.2 11.0 5
<br /> v< River
<br /> 'v e Ri Blue m
<br /> B
<br /> 0 76
<br /> 26.9
<br /> 18
<br /> .3 18
<br /> .3
<br /> Freno
<br /> nt Pass
<br /> 4 3
<br /> �. Grizzly Peak
<br /> 4/26 72 25.2 19.0 20.0
<br /> I Hoosier Pass 4/24 57 18.9 12.2 12_9
<br /> to 0 10 20. 30 D
<br /> S AL F IN M I LE S Officers Gulch DISCO 4TINUE1
<br /> Shrine Pass 4/27 77 27.8 21.3 19.6
<br /> Sake River 4/26 31 9.6 7.2 3.8
<br /> Slmmit Ranch 4/25 45 15.3 7.6 5.6
<br /> YOUR WATER SUPPLY
<br /> SUBSTANTIAL INCREASES IN THE SNOWPACK WATER CONTENT PERCENTAGE OCCURRED Colorado River
<br /> 4/27 67 26.1 18.0 11.9
<br /> DURING APRIL. RECORDS FOR MAXIMUM SNOWPACK WATER CONTENTS WERE SET AT 16 SNOW Berthoud Pass 4/26 77 30.3 26.6 16.3
<br /> Berthoud St>nmit 4/27 92 34.8 27.1 21.1 -
<br /> COURSES IN THE .COLORADO BASIN. THE MAY 1 SNOWPACK IS AT 169% OF AVERAGE, A Cooper Hill DISCO 4TINUEI D
<br /> Copper Mountain 4/25 57 21.0 16.0 14.2
<br /> WHOPPING 28% GREATER THAN THE APRIL 1 FIGURE, AND 123% OF LAST YEAR'S SNOWPACK. Glenmar Ranch 4/25 35 14.1 9.2 4.6
<br /> Gore Pass 4/26 38 9.9 9.7 8.1
<br /> EXPECTED STREAMFLOW VOLUMES WERE ABOVE AVERAGE LAST MONTH, AND ARE EVEN HIGHER sand Lake 4/27 39 9.9 12.7 5.8
<br /> • lake Irene 4/26 87 31.8 27.7 22.9
<br /> THIS MONTH. WILLIAMS FORK NEAR PARSHALL IS EXPECTED TO YIELD 192% OF AVERAGE, Lapland 4/26 48 16.0 12.6 7.9
<br /> Iulu DISCO 4TINUE1. - D
<br /> UP 42% FROM THE APRIL 1 FORECAST. RESERVOIR STORAGE IN THE BASIN IS CURRENTLY Lynx pass 4/26 40 11.4 11.6 9.4
<br /> f McKenzie Gulch DISCO 4TINUE1 - D
<br /> 132% OF AVERAGE, WITH DILLON RESERVOIR AT 98% OF CAPACITY. Middle Fork 4/25 45 17.6 12.0 6.6
<br /> Milner 4/26 58 21.8 16.4 13.2
<br /> STREAMFLOW FORECASTS (1000 Ae. Ft.) April - September North Inlet 4/28 43 13.3 18.2 8.0
<br /> 1961-eo Pa,ndO 4/27 40 13.3 8.2 8.0
<br /> FORECAST POINT Forecast o of Aerate Ave►ate Phantom Valley 4/27 43 16.5_ 15.2 7.9.
<br /> Ranch Creek - 4-/27- -6_2- -22-r3 15-,2- 9-,-8 - - ---
<br /> 2 5 5 ^171.1
<br /> ue ver int w o i n Reservoir Tennessee Pass 4/27 44' 15.4' 7.7 8.2
<br /> Blue River inflow to Green Mountain Reservoir (1) 460 153 300.8ti, Vail Mountain 4/27 104 38.0 27.0 25.8
<br /> Colorado River near Camero (2) 4000 163 2462.0 Vasquez 4/30 72 24.3 19.7 13.1
<br /> Colorado River near Dotsero (3) 2350 157 1494.'.8
<br /> Colorado River inflow to Granby Reservoir (4) 340 148 230.3 Plateau Creek
<br /> Eagle River below Gypsun 540 171 319.4
<br /> Fast Fork Troublesome Creek near Troublesome 30 155 19.3 Mesa Lakes 4/25 74 32.6 32.0 25.7
<br /> Roaring Fork at Glenwood Springs (5) 1180 161 733.5 Park Reservoir 4/26 82 32.6 43.0 25.8
<br /> Williams Fork near Parshall (6) 120 192 62.5 Trickle Divide 4/26 95 38.0 43.0 28.8
<br /> Willow Creek inflow to Willow Creek . e it 74
<br /> ,l)Obserred floe plus diversions throu Rh Roberts Tunnel and rhange in storage in 1)111un Ne,erPn1l. ne take. Vil,ed um,floor plus Ill Pr,rrrrlllll gum/It'llloute!reek Resenmrs. Roaring Fork
<br /> ii Ohs erred lnr� lus the rhnn es as indicated 1n(1).(1)and((1i/plus llo at Ditch and than•e to Hnrnes tak e. Utlliam, I r1 i.;lll bs erred D
<br /> 11)Obcerred floe correrled for change in storage in Lake Grun br at furnished br F i.R.R and diversions h. :Idams Tunr rl lld Grind Nirrr Nit.h. DISCO TINU}�+
<br /> (loin plus divrr.sion.s through nivide and 7u•in Lakc.c lunnels plus change in storage in Ruedi Rrservnir. (6)Ob.sevred(Ina plu. dil erswn, through Llgust P
<br /> Aspen
<br /> Gwnuck funnel. _. -
<br /> eman. Tunnel 4/26 84 33.6 35.0 _
<br /> WATER SUPPLY OUTLOOK E.pressea as Poor. Faa.Avevere.E.• Independence Pass 4/24 64 23.3 19.8 16.7
<br /> RESERVOIR STORAGE (Thousand Ae. Ft.) END OF MONTH cellent'Trrh Respect Io Usual Supple
<br /> Flo.Per,,a Ivanhoe 4/25 68 26.6 21.2 18.9
<br /> a•$team ,,,,,,e Usable Swill 4/25 52 17.9 12.8 11.2
<br /> Capacllr rn.s Lae 19r.1-a0 STREAM at AREA Sp•�nt Late '. �
<br /> ana or Season Season
<br /> RESERVOIR A.e•. a ltift 4/26 87 33.0 23.0 19.6
<br /> McClure Pass 4/26 55 19.9 16.2 10.7
<br /> Dillon 25f 241 245 193 Nast 4/25 19 6.9 4.3 2.4
<br /> Granby 466 324 200 206 Brush ExcellentExcell t
<br /> Green Mountain 139 34 56 47 (�,pslan Greek
<br /> ExcellentExcell . t North Lost Trail 4/26 53 18.7 16.3 9.7
<br /> Homestake 43 39 14 10 Williams Fork River
<br /> Ruedi 102 54 69 57
<br /> Vega 32 19 27 14 Glenmar Ranch 4/25 35 14.1 9.2 4.6
<br /> Williams Fork 97 38 69 37 Jones Pass 4/26 66 26.8 23.8 16.4
<br /> Willow Creek 9 2 7 6 Middle Fork 4/25 45 17.6 12.0 6.6
<br /> Ute Pass
<br /> 4/27 54 19.3 13.1 7.6
<br /> Willow Creek
<br /> Granby4/23 31 10.1 6.4 4.6
<br /> Willow Creek Pass 1 4/23 1 52 18.8 16.5 11.7
<br /> SITE-----PARK RESERVOIR
<br /> NSey-
<br /> )�)- a d acent drat e. c
<br /> -Sntow course t et continued. Estimates available thru SC. office.
<br /> *-Less than 15 years of record.
<br /> 35
<br /> �. WATERSHED SNOWPACK
<br /> k
<br /> w Based on 7 Selected Snow Courses
<br /> x -
<br /> z
<br /> t-4 W 35
<br /> H 25 a
<br /> hitXlMtJ11 �F R +Et3t13
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<br /> w - 30
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<br /> W
<br /> o °t 25 ,
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<br /> Is � IL
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<br /> w a 20
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<br /> czn 5 N
<br /> U_ 10
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<br /> cn 5
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<br /> _ Mt 1NIU1�A 41= R I~�0R D
<br /> -S 11/30 1/28 2/28 3/30 4/29 Z �EB. Ist MAR Ist APR. 1st MAY Ist
<br /> 10/1 12/30
<br /> 10/31 *Berthoud Pass, Grizzly Peak, Independence Pass,
<br /> DATE Lake Irene, Lynx Pass, Shrine Pass, Willow Creek..
<br /> SNOW PILLOW DATA AT PARK RESERVOIR SNOTEL ON GRAND MESA
<br /> UWASMPORTIANO,OR 1901
<br /> .:�411:11 : :r
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