Extended Streamflow Prediction
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000
FGUS65 KSTR 052258
ESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
July 05, 2022

San Juan Basin Special Forecast Group

July final Forecasts

Seasonal and Monthly forecasts
Forecast volumes in thousands of acre-feet (KAF)


Rio Blanco  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May     Jun
   Apr-Jul    32.0    33.0    35.0        9.6    16.2     4.6


Navajo-Chromo  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May     Jun
   Apr-Jul    37.0    38.0    40.0        9.4    19.2     6.5


Little Navajo-Chromo  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May     Jun
   Apr-Jul     2.9     3.0     3.1        1.4     1.2     0.3
       Jul     0.0     0.1     0.2
       Aug     0.0     0.1     0.4
       Sep     0.1     0.2     0.4


Vallecito Reservoir  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May     Jun
   Apr-Jul    97.0   105.0   115.0       27.0    53.0    26.0
       Jul    12.0    14.0    19.0
       Aug     6.5     9.0    17.0
       Sep     5.5     9.0    23.0


Navajo Reservoir  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May     Jun
   Apr-Jul   340.0   355.0   365.0      123.0   167.0    47.0
       Jul     3.0    18.0    28.0
       Aug     6.0    16.0    42.0
       Sep    14.0    25.0    55.0


Animas-Durango  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May     Jun
   Apr-Jul   220.0   225.0   230.0       35.0   112.0    54.0
       Jul    19.0    24.0    29.0
       Aug    11.0    15.0    30.0
       Sep    11.0    18.0    35.0


Lemon Reservoir  FORECAST                   OBSERVED
              90%     50%     10%        Apr     May      Jun
   Apr-Jul    29.0    30.0    32.0        5.4    16.2      5.2
       Jul     2.2     3.2     5.2
       Aug     1.3     2.2     4.8
       Sep     1.0     2.0     6.5


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