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<br /> Water Supply Outlook for Colorado and New Mexico Page 3
<br /> COL ORADO "RIVER WATERSHED /N COLORADO
<br /> SUMMARY of SNOW MEASUREMENTS
<br /> LEGEND (COMPARISON WITH PREVIOUS YEARS)
<br /> • Forecast Point
<br /> - Snow Course ,. J A C K S 0 N m RIVER BASIN Nambe.of WATER AS PERCENTOOF -
<br /> OLUL and a Courses
<br /> 0" SNOTEL Site -. - PHANTOM�I4LL v IKLIEIEREMNSE3 SJB-RATE R$HED Avlr ajed Last Year 1961-80 Av ate
<br /> COLUMS
<br /> c:
<br /> STREAMFLOW FORECASTS` .�.
<br /> Percent of 1961-80Aveioge •�
<br /> a-• Over 130% : Blue River Colorado
<br /> 19 198 164
<br /> Plateau 3 106 150
<br /> 0 90-110% R 1 0 - °* Blaring Fbrk 7 200 152
<br /> 70- 90% :.;.:..:. 9 8 17 7
<br /> ® 40°- tr hfi _ `.Nilliams Fork 4 1
<br /> � N11
<br /> EK
<br /> Under 7096 s B L A N C 0 ow W-llow Creek 2 201 150
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<br /> f.f. SNOW [OURSE MEASUREMENTS
<br /> s'of::>:;:'ff::;•.: ..3.....s ¢i: n°9.a p oN Ass
<br /> RECORDPASTCURRENT INFORMATION
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<br /> ,.�. ����. $: ..,tr.�,�>....'V..,V.•.`':,f,:'.�..,•..ti''' tr�'' � 'OOPE,HILL WATER CONTENT
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<br /> TEN ESSPA s
<br /> EE 3
<br /> DATE
<br /> w A T
<br /> 1 N M ES
<br /> 1
<br /> FDEPTH CONTENT COURSE
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<br /> SURVEY (INCMES 1INCNES) LAST AV G.
<br /> YEAR 1
<br /> O
<br /> ;.
<br /> L RAD CO 0 0
<br /> MC CLURC
<br /> L
<br /> f:
<br /> M1 y/
<br /> ,#. f..,:.. TUN NEL COILlRADO BIAS
<br /> IN
<br /> PAS
<br /> S
<br /> R E SERVOR 1 �K V F E E
<br /> ER LAK
<br /> q � R
<br /> A LEKA
<br /> 38° River
<br /> Blue R3
<br /> D N I S 0
<br /> B
<br /> G U N
<br /> Y•
<br /> P
<br /> O
<br /> 1 34 9.0
<br /> o _ /30
<br /> _ Blue Rave
<br /> B1
<br /> " Fxenont Pass 1/30 53 17.7 6.6 10.3
<br /> Grizzly Peak 1/30 51 17.5 7.6 11.1
<br /> - 1
<br /> 10 0 10 20 30 Hoosier Pass 1/30 43 12.5 5.7 8.1
<br /> SCALE IN MILES '
<br /> Officers Gulch DISCONTINUED D
<br /> Shrine Pass 1/30 54 14.2 7.6 10.8
<br /> Snake River 1/30 35 9.8 4.0 5.5
<br /> r YOUR WATER SUPPLY Summit Ranch 1/26 36 9.3 3.4 4.8
<br /> _
<br /> TWELVE ,SNOW COURSES RECORDED NEW MAXIMUMS FOR FEBRUARY 1, NEARLY HALF OF TILE Colorado River
<br /> TOTAL FOR THE STATE. SEVEN OF THESE ARE IN THE UPPER COLORADO BASIN. CURRENT Arrow 1/27 48 14.3 7.9 8.5
<br /> Eerthoud Pass 1/30 55 19.0 10.0 9.9
<br /> SNOWPACK STATISTICS OVER THE ENTIRE BASIN IS 160% OF AVERAGE, AND 185% OF LAST Berthoud Summit 1/30 66 20.8 10.0 11.8
<br /> Copper Hill DISCONTINUED D
<br /> YEAR. LOW ELEVATION PRECIPITATION AT BEST WAS ONLY 50% OF AVERAGE FOR THE MONTH, Copper Mountain 1/31 48 16.0 7.0 8.4Glenmar Ranch 1/26 38 10.4 5.1 5.6
<br /> BUT SEASONAL TOTALS STILL REMAIN AT OR ABOVE NORMAL. STREAMFLOW VOLUMES ARE ALL Gore Pass 1/25 35 9.1 4.3 7.0Grand Ike 1/28 38 10.3 4.9 5.4
<br /> ABOVE AVERAGE AND ARE EXPECTED TO HAVE EXCELLENT FLOWS DURING THE LATE SUMMER Lake Irene 1/29 65 20.2 11.8 13.8
<br /> Igpland 1/30 38 11.0 5.5 6.7 •
<br /> ..-.
<br /> Iulu DISCONTINUE])
<br /> `.ONTHS. THE COLORADO RIVER AT DOTSERO SHOULD EXPECT 52% ABOVE NORMAL. RESERVOI?: Lynx pass 1/25 39 19.6 6.0 8.0
<br /> �i ORAGE AS INDEXED BY EIGHT RESERVOIRS, INDICATE STORAGE IS 165% OF NORMAL. McKenzie Gulch DISCONTINUE D
<br /> Muddle Fbrk 1/26 40 10.9 6.1 6.3
<br /> Milner 1/29 49 14.5 7.4 9.'4
<br /> •9'i}� STREAMFLOW FORECASTS (1000 Ae. Ft.) April - September North Inlet 1/27 34 8.4 4.5 5.8
<br /> 1961-80 Pando 1/30 32 6.4 2.8 6.2
<br /> FORECAST POINT Forecast o of Average Aver ge "'T �; ..Phantan Valley. 1 28 44 13.1 _6.8 6.9
<br /> Blue River inflow o Dillon Reservoir 240 140 171.1 Ranch Creek 1/27 4T 11.5 5.6� '6.1
<br /> ;..
<br /> Blue River inflow to Green Mountain Reservoir 1 Tennessee Pass 1/30 35 10.3 3.6 6.6
<br /> ( )
<br /> Colorado River near Camera (2) 3720 1522 24622.0 Vail Mountain 1/30 66 24.0 10.6 14.4
<br /> Colorado River near Ibtsero (3) 2275 152 1494.8 Vasquez 1/31 45 13.6 7.8 8.0
<br /> Colorado River inflow to Granby Reservoir (4) 340 148 230.3
<br /> Eagle River below Gypsun 525 167 308.4 Plateau Creek
<br /> East Fork Troublesome Creek near Troublesome 30 155 19.3 Mesa Lakes 1/26 54 18.9 16.0 10.5
<br /> Roaring Fork at Glenwood Springs (5) 1200 164 733.5 Park Reservoir 1/26 64 21.6 20.6 15.2
<br /> Williams Fork near Parshall (6) 98 157 62.5) Trickle Divide 1/27 67 22.4 23.0 16.2
<br /> Willow Creek inflow to Willow Creek Reservoir
<br /> I II 01srrred JGnI plus diversions through Roberts Iunnel'and rhange in storage in O{(Lrn Keserroir..(2/I)li.served lio)r plus Ili, rt ges u, urairutr'd{,,11) nd fJ). Roaring Fbrk(.fl()bs Prved J[Ora p[u5 flee rhnnge.s as Ind{rated in f[),I))and/6/plus 1[of at[){trh and Change In[lames take. Qilliam, 7r�rd, 1•r�er Ill. and Qif(ou l:reek Rrs en'n{rs. i.lJ 4 '
<br /> 11)Obsen ed Jlnu'rnrrPr[ed Jor Change in storage in Lake(:ran 6T as Ju rnished hi (- i.R.R and direr.inns bs Adams 7�unrtrl and I.rand R,, r 1)i 1,h. it Rosen vd
<br /> floe-pGls di nrrsinns Ihrau gh[)i ride and 7u'in Lakes Tunnels plus change in storage in Ruedi Rrserrni r. (6)Obsrrrrd Ilnu plus do rrsinn. di rnu gh Sugu.sl[' ..
<br /> 6-Zelk l unnel. Aspen -: cc++ DISCONTINUED
<br /> E.pressed as 'Poor. Fa.r. Average. E._ Hagmman Tunnel ,,- N/D .
<br /> RESERVOIR STORAGE (Thousand Ac. Ft.) END OF MONTH WATER SUPPLY OUTLOOK celllnt With RespeCI to Usual supply Independence Pass 1/2)0 49 15.0 9.3 0.1
<br /> Basin or Stream Usable Storage Flow Penod Ivanhoe 1/26 60 17.4 8.7 1.1
<br /> and UPa61! Kiln 1/26 43 11.6 4.8 7.6
<br /> C apanry T6.s Last 19F.1-BO STREAM or AREA Season Season Late
<br /> RESERVOIR Yea. rPa. Average LLift 1/25 55 19.6 8.6 10.7- .
<br /> Dillon 251 241 249 197 McClure Pass 1/27 46 14.0
<br /> 7.8 10.6
<br /> Granby 466 403 221 254 Brush Exceller t Averag Nast 1/26 29 7.2 2.6 4.7
<br /> Green Mountain 139 89 91 77 Gypsum Creek Excellent Averag North Lost Trail 1/27 48 14.7 8.0 10.6
<br /> Homestake 1/ 43 42 6 22
<br /> Ruedi l/ 102' 76 82 72 1 Williams Fbrk River
<br /> Vega 32 19 23 10
<br /> Williams Fork 397
<br /> 2 49 62 42 Glenmar Ranch 1/26 38 10.4 5.1 5.6
<br /> Willow Creek 9 g 7 6 Jones Pass 1/30 52 16.6 9.1 9.3
<br /> Middle Fbrk 1/26 40 10.9 6.1 6.3
<br /> Ute Pass 1/27 43 12.1 5.0 7.0
<br /> Willow Creek
<br /> 1/ Perio.-' of record less than 15 years. Gmnby 1/27 33 8.2 2.9 5.2
<br /> 'llow Creek Pass 1/30 39 11.1 6.7 3.1
<br /> NS-NO 8umey.
<br /> € �' fB1-On adiacent drainage.
<br /> Less than 15 ye<,�s of record.
<br /> . 9 D Snow course di-scontinued. Estimates available thru SCS office.
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<br /> RSHED SNOWPACK
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<br /> Based on 7 Selected Snow Courses
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<br /> FEB. Ist MAR. Ist APR. Ist MAY. 'Ist
<br /> t ' '� *Berthoud Pass, Grizzly Peak, Independence Pass,
<br /> ...
<br /> 21
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<br /> Aagg Lake Irene, Lynx Pass, Shrine Pass, Willow Creek.
<br /> �a- a R
<br /> USDA SCS PDAT{AND.tM.11111
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