Water Supply - Publication Index

Product:   Condition Map   Condition Graph   Specific Site   Precipitation   

Upper Colorado:   Mainstem   Gunnison   Dolores   
Green:   Upper Green   White-Yampa   Duchesne   Lower Green   
San Juan:   San Juan   
Great:   Bear   Weber   Six Creeks   Utah Lake   
Sevier:   Sevier   
Virgin:   Virgin   
Lower Colorado:   Little Colorado   Salt   Gila   

Year:   2023   2022   2021   2020   2019   2018   2017   2016   2015   2014   2013   2012   2011   2010   2009   2008   
Month:   January   February   March   April   May   June   

Upper Colorado Mainstem Specific Site Forecasts (kaf)

Click site name for graph.
Forecast
Period
90%
Exceedance
Volume
70%
Exceedance
Volume
50%
Exceedance
Volume
Percent
Average
30%
Exceedance
Volume
10%
Exceedance
Volume
Colorado
Lake Granby, Granby, Nr April-July200 220 235 104 255 275
May-July183 205 220 105 240 260
Willow Ck
Willow Ck Reservoir, Granby, Nr April-July65 70 75 150 81 95
May-July55 60 65 144 71 85
Fraser
Winter Park April-July16 17.5 18.5 99 20 22
May-July15.2 16.7 17.7 100 19.2 21
Williams Fork
Williams Fork Reservoir, Parshall April-July72 80 86 90 92 100
May-July65 73 79 89 85 93
Muddy Ck
Wolford Mountain Reservoir April-July44 51 57 110 64 70
May-July39 46 52 118 59 65
Blue
Dillon Reservoir April-July112 125 135 81 150 165
May-July103 116 126 81 141 156
Green Mtn Reservoir April-July195 220 235 84 255 285
May-July178 205 220 85 240 270
Colorado
Kremmling, Nr April-July750 830 900 103 970 1050
May-July665 745 815 103 885 965
Eagle
Gypsum, Blo April-July240 265 290 87 315 350
May-July220 245 270 86 295 330
Colorado
Dotsero, Nr April-July1220 1350 1450 104 1550 1700
May-July1090 1220 1320 103 1420 1570
Frying Pan
Ruedi Reservoir, Basalt, Nr April-July105 115 125 93 136 150
May-July97 107 117 93 128 142
Roaring Fork
Glenwood Springs April-July740 800 840 128 885 940
May-July685 745 785 130 830 885
Colorado
Glenwood Springs, Blo April-July2050 2220 2360 113 2500 2700
May-July1860 2030 2170 114 2310 2510
Cameo, Nr April-July2350 2550 2700 119 2900 3100
May-July2130 2330 2480 120 2680 2880
Cisco, Nr April-July5700 6100 6350 156 6700 7100
May-July4890 5290 5540 156 5890 6290
Lake Powell, Glen Cyn Dam, At April-July9600 10370 11000 172 11910 12800
May-July8200 8970 9600 175 10510 11400