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-July180 195 210 93 225 235
June-July93 108 122 84 138 148
Willow Ck
Willow Ck Reservoir, Granby, Nr April-July52 56 60 120 64 68
June-July1.6 5.6 9.6 46 13.6 17.6
Fraser
Winter Park April-July13 14.5 16 86 17 18
June-July7.8 9.3 10.8 81 11.8 12.8
Williams Fork
Williams Fork Reservoir, Parshall April-July66 72 78 81 83 88
June-July31 37 43 68 48 53
Muddy Ck
Wolford Mountain Reservoir April-July25 27 29 56 32 35
June-July2.1 4.1 6.5 36 9.1 12.1
Blue
Dillon Reservoir April-July113 120 128 77 135 143
June-July70 77 85 75 92 100
Green Mtn Reservoir April-July190 205 220 79 235 250
June-July109 124 139 75 154 169
Colorado
Kremmling, Nr April-July650 700 750 86 800 840
June-July285 335 385 73 435 475
Eagle
Gypsum, Blo April-July215 230 245 73 260 275
June-July109 124 138 64 154 169
Colorado
Dotsero, Nr April-July1000 1070 1140 81 1210 1280
June-July460 530 600 72 670 740
Frying Pan
Ruedi Reservoir, Basalt, Nr April-July95 103 110 81 118 125
June-July46 54 61 70 69 76
Roaring Fork
Glenwood Springs April-July460 490 520 79 550 580
June-July220 250 280 64 310 340
Colorado
Glenwood Springs, Blo April-July1500 1600 1700 82 1800 1900
June-July690 790 890 70 990 1090
Cameo, Nr April-July1600 1700 1800 79 1900 2000
June-July740 840 940 68 1040 1140
Cisco, Nr April-July2500 2700 2850 70 3050 3200
June-July905 1110 1260 57 1460 1610
Lake Powell, Glen Cyn Dam, At April-July2980 3230 3500 55 3850 4230
June-July1000 1250 1520 44 1870 2250