SLCESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
April 19, 2022

San Juan Basin Special Forecast Group

April mid-month Forecasts

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


Rio Blanco  FORECAST              
              90%     50%     10%    
   Apr-Jul    28.0    34.0    46.0     


Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul    35.0    41.0    51.0     


Little Navajo-Chromo  FORECAST              
              90%     50%     10%    
   Apr-Jul     2.5     3.2     5.0     
       Apr     0.8     0.9     1.1
       May     1.3     1.6     2.5
       Jun     0.3     0.5     1.0


Vallecito Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul   105.0   125.0   165.0     
       Apr    20.0    22.0    24.0
       May    47.0    53.0    62.0
       Jun    28.0    38.0    58.0


Navajo Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul   315.0   380.0   560.0     
       Apr    95.0   105.0   115.0
       May   152.0   175.0   220.0
       Jun    68.0    92.0   175.0


Animas-Durango  FORECAST              
              90%     50%     10%    
   Apr-Jul   230.0   275.0   360.0     
       Apr    32.0    38.0    41.0
       May    89.0   110.0   118.0
       Jun    84.0    97.0   138.0


Lemon Reservoir  FORECAST              
              90%     50%     10%    
   Apr-Jul    22.0    31.0    42.0     
       Apr     3.0     4.0     5.0
       May     9.5    14.0    17.0
       Jun     7.0    10.0    14.0