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-July155 170 185 82 205 230
May-July139 154 169 80 190 215
Willow Ck
Willow Ck Reservoir, Granby, Nr April-July36 42 48 96 54 60
May-July21 27 33 73 39 45
Fraser
Winter Park April-July12 13.3 14.5 78 16 18
May-July11 12.3 13.5 76 15 17
Williams Fork
Williams Fork Reservoir, Parshall April-July54 62 68 71 75 83
May-July46 54 60 67 67 75
Muddy Ck
Wolford Mountain Reservoir April-July20 25 29 56 35 42
May-July16 21 25 57 31 38
Blue
Dillon Reservoir April-July105 117 128 77 140 155
May-July97 109 120 77 132 147
Green Mtn Reservoir April-July180 200 220 79 240 265
May-July162 182 200 77 220 245
Colorado
Kremmling, Nr April-July550 620 680 78 740 820
May-July465 535 595 75 655 735
Eagle
Gypsum, Blo April-July200 225 245 73 275 300
May-July185 210 230 73 260 285
Colorado
Dotsero, Nr April-July880 995 1080 77 1170 1280
May-July755 870 955 75 1040 1150
Frying Pan
Ruedi Reservoir, Basalt, Nr April-July90 100 110 81 120 135
May-July82 92 102 81 112 127
Roaring Fork
Glenwood Springs April-July460 510 550 84 590 640
May-July410 460 500 83 540 590
Colorado
Glenwood Springs, Blo April-July1400 1550 1680 81 1800 1940
May-July1220 1370 1500 79 1620 1760
Cameo, Nr April-July1500 1660 1800 79 1950 2100
May-July1310 1470 1610 78 1760 1910
Cisco, Nr April-July2400 2700 2980 73 3300 3600
May-July1980 2280 2560 72 2880 3180
Lake Powell, Glen Cyn Dam, At April-July2790 3290 3800 59 4330 5090
May-July2200 2700 3210 58 3740 4500