Colorado Basin River Forecast Center
May final Forecast
05-05-2025

:FLOOD CONTROL RESERVOIR UNREGULATED INFLOW FORECASTS
1 May through 31 July 2025 (units:: 1000's Acre-Feet)
Reservoir ID, Reservoir Name, Most Probable
LKSA3, Lake Mead      ,  3106
GLDA3, Lake Powell    ,  2917
NVRN5, Navajo         ,   196
BMDC2, Blue Mesa Res  ,   375
GRNU1, Flaming Gorge  ,   642

:Other Reservoir Unregulated Inflow Forecasts
OBSERVED MONTHLY INFLOW VOLUMES PROVIDED BY THE BUREAU OF RECLAMATION
Reservoir, Reservoir, Observed Inflow (kaf),,,,Apr,Inflow Forecast (kaf),,,Outlook
ID   ,Name           , Jan, Feb, Mar, Apr,%Avg,  May,  Jun,  Jul,Apr-Jul,%Avg
GLDA3,Lake Powell    , 235, 306, 366, 583, 65%, 1100, 1300,  517, 3500,  55%
GBRW4,Fontenelle     ,  24,  27,  52,  84,100%,  145,  280,  146,  655,  89%
GRNU1,Flaming Gorge  ,16.2,  66,  81, 108, 86%,  185,  305,  152,  750,  78%
BMDC2,Blue Mesa      ,  25,  26,  43,  85,109%,  148,  163,   64,  460,  72%
MPSC2,Morrow Point   ,  27,  29,  45,  94,107%,  165,  174,   67,  500,  72%
CLSC2,Crystal        ,  28,  30,  48,  99,101%,  184,  193,   74,  550,  71%
TPIC2,Taylor Park    , 4.5, 4.2, 5.2,10.1,115%, 22.0,   25, 11.0,   68,  72%
VCRC2,Vallecito      , 4.1, 3.4, 6.1,  21, 89%,   50,   35,   11,  117,  66%
NVRN5,Navajo         ,10.7,15.9,  31,  79, 54%,  140,   62,   -6,  275,  44%
LEMC2,Lemon          ,0.63,0.56,1.13, 5.4, 97%,   13,  8.3,  2.3, 29.0,  60%
MPHC2,McPhee         ,1.41, 2.5, 6.9,  28, 46%,   50,   20,    8,  106,  42%
RBSC2,Ridgway        , 3.5, 3.5, 4.5, 7.6, 77%,   19,   28, 14.4,   69,  75%
YDLC2,Deerlodge      ,  23,  29,  45, 140, 68%,  375,  250,   35,  800,  67%
DRGC2,Durango        , 9.5, 8.8,12.9,  36, 73%, 92.0,   86, 31.0,  245,  64%
PRSC2,Paonia         ,1.06,1.37, 3.4, 9.6, 51%, 13.0,  6.0,  1.4,   30,  37%

:Other
OBSERVED MONTHLY INFLOW VOLUMES PROVIDED BY THE BUREAU OF RECLAMATION
Reservoir, Reservoir, Observed Inflow (kaf),,,,Apr,Inflow Forecast (kaf),,,Outlook
ID   ,Name           , Jan, Feb, Mar, Apr,%Avg,  May,  Jun,  Jul,Mar-Jun,%Avg
PRSC2-2,Paonia       ,1.06,1.37, 3.4, 9.6, 51%, 13.0,  6.0,  1.4,   32,  40%


# PRECIPITATION SUMMARY - % OF AVERAGE BY MONTH - WY 2025
RIVER BASIN            ,  Oct,  Nov,  Dec,  Jan,  Feb,  Mar,  Apr
GREEN
   ABV FLAMING GORGE   ,   85,   65,  115,   70,  170,  125,   75
   ABV GRN RVR UT (TOT),  100,   90,   95,   70,  120,  120,   60
COLORADO
   ABV  GRAND JUNCTION ,   75,  145,   65,   75,  110,   90,   55
   GUNNISON BASIN      ,  130,  125,   50,   55,   80,   90,   55
   DOLORES BASIN       ,  160,  110,   35,   35,   70,   95,   60
   ABV CISCO (TOTAL)   ,  105,  135,   55,   60,   95,   90,   55
SAN JUAN
   ABV BLUFF (TOTAL)   ,  150,   95,   25,   30,   55,   75,   70
ABV LAKE POWELL (TOTAL),  110,  115,   65,   60,   95,  100,   60
     
B.Alcorn/C.Moser/W.Hanft
CBRFC (801-524-5130)