Estimated Consumptive Use for the NWS Station at KOOSHAREM
              From a Calibrated SCS Blaney-Criddle Equation using data from KOOSHAREM              10-26-1994
Years of Data Available;           NWS: 1961-1990   KOOSHAREM: 1990-1991           Elev. 6930 ft., Lat. 38.52
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                  Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec     Annual
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 % Day Light      6.82   6.73   8.29   8.90   9.96  10.02  10.19   9.54   8.39   7.76   6.78   6.63    100.00
 
 Avg Temp  F     23.63  27.83  33.48  40.64  49.56  58.61  65.68  63.44  55.86  45.16  33.73  25.18     43.57
 Std Dev Temp     3.51   3.82   3.75   3.11   2.37   2.36   1.32   1.62   2.47   2.84   2.57   3.84      1.01
 
 Avg Prec in.     0.54   0.51   0.73   0.61   0.82   0.60   1.12   1.46   1.05   0.76   0.57   0.61      9.38
 Std Dev Prec     0.47   0.43   0.48   0.38   0.54   0.63   0.64   1.22   0.90   0.62   0.58   0.50      2.27
 
 SCS-BC f in.     0.48   0.56   0.88   1.42   2.69   4.12   5.51   4.75   3.06   1.65   0.70   0.50     26.33
 Std Dev f        0.07   0.08   0.17   0.29   0.33   0.41   0.26   0.29   0.33   0.27   0.08   0.08      1.04
 
     ALFALFA
 Cal SCS-BC k                                 1.13   1.79   1.11   1.25   1.12
 Cal SCS-BC Et                                3.04   7.37   6.13   5.94   3.44                          25.92
 Std Dev Et                                   0.38   0.73   0.29   0.36   0.37                           1.19
 Net Irr in.                                  2.39   6.88   5.24   4.77   2.60                          21.88
 
     PASTURE
 Cal SCS-BC k                                 1.28   1.19   0.96   0.95   1.00
 Cal SCS-BC Et                                3.43   4.91   5.30   4.50   3.06                          21.20
 Std Dev Et                                   0.42   0.49   0.25   0.27   0.33                           0.97
 Net Irr in.                                  2.78   4.43   4.41   3.33   2.22                          17.16
 
     OTHR HAY
 Cal SCS-BC k                                 1.16   1.86   1.24   0.54   0.31
 Cal SCS-BC Et                                3.11   7.67   6.85   2.58   0.94                          21.15
 Std Dev Et                                   0.38   0.76   0.33   0.16   0.10                           1.06
 Net Irr in.                                  2.46   7.19   5.96   1.41   0.09                          17.12
 
     SP GRAIN
 Cal SCS-BC k                                 0.30   0.87   1.38   1.45   0.57
 Cal SCS-BC Et                                0.79   3.59   7.60   6.87   1.73                          20.59
 Std Dev Et                                   0.10   0.35   0.36   0.42   0.19                           0.81
 Net Irr in.                                  0.14   3.10   6.71   5.71   0.89                          16.55
 
     TURF
 Cal SCS-BC k                          0.19   1.38   1.03   0.83   0.82   0.86
 Cal SCS-BC Et                         0.27   3.72   4.23   4.57   3.88   2.64                          19.31
 Std Dev Et                            0.06   0.46   0.42   0.22   0.24   0.28                           0.92
 Net Irr in.                                  3.06   3.75   3.68   2.71   1.80                          15.00
 
     GARDEN
 Cal SCS-BC k                                 0.14   0.59   1.00   0.97
 Cal SCS-BC Et                                0.38   2.44   5.51   4.59                                 12.92
 Std Dev Et                                   0.05   0.24   0.26   0.28                                  0.51
 Net Irr in.                                         1.96   4.62   3.42                                 10.00
 
     E-LAKE
 Cal SCS-BC k     1.78   2.00   2.00   2.00   1.91   1.22   0.94   1.01   1.20   1.87   2.00   2.00
 Cal SCS-BC Evap  0.86   1.12   1.76   2.85   5.15   5.03   5.16   4.79   3.68   3.08   1.40   1.00     35.88
 Std Dev Evap     0.13   0.15   0.33   0.59   0.64   0.50   0.25   0.29   0.39   0.50   0.16   0.15      1.54
 Net Loss in.     0.32   0.61   1.02   2.24   4.34   4.42   4.05   3.33   2.62   2.32   0.83   0.39     26.50
 
     ET Ref
 Cal SCS-BC k            2.67   3.69   2.72   2.49   1.83   1.48   1.46   1.58   2.31   2.53   2.46
 Estimated Etr           1.50   3.24   3.88   6.72   7.55   8.16   6.92   4.85   3.81   1.77   1.23     49.63
 Std Dev Et              0.21   0.62   0.80   0.83   0.75   0.39   0.42   0.52   0.62   0.20   0.19      2.18
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  All Values are 30 Year Averages.  Effective Precipitation is 80 Percent of Total During Growing Season
  Blank values (if any) of ET Ref in early and late months denotes only seasonal calibration data
  Adapted from Hill, 1994, Consumptive Use of Irrigated Crops in Utah, Ut Ag Exp Stn Res Rpt #145 Utah State Univ., Logan UT