Extended Streamflow Prediction
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932
FGUS65 KSTR 061914
ESPWY
COLORADO BASIN RIVER FORECAST CENTER
NATIONAL WEATHER SERVICE SALT LAKE CITY UTAH


                      WATER SUPPLY INFORMATION FOR
                            SOUTHWEST WYOMING
                                 AS OF
                              June 6, 2016


PRECIPITATION AND SNOWPACK (% OF AVERAGE):

SUBBASIN                    MAY      OCT-MAY    MAY
                          PRECIP     PRECIP     FLOW
----------------------    ------     -------   -------
GREEN ABV FLAMING GORGE     170        110      135
BEAR RIVER HEADWATERS       145        105      105

RESERVOIR STORAGE (KAF) AS OF May 31, 2016
Figures are in 1000 Acre Feet

                            C U R R E N T   Y R         L A S T   Y R    1981-2010
                          EOM      % of     % of       EOM      % of     MAY 31        Usable
                          Storage  Average  Capacity   Storage  Average  Avg Storage   Capacity
------------------------------------------------------------------------------------------------
   GREEN - FONTENELLE RE|    251.9|    154|     73| 297.8|    182|     164.0|     344.8|
   BIG SANDY - BIG SANDY|     34.0|    116|     89|  35.0|    119|      29.4|38.3|
   BLACKS FORK - MEEKS C|     25.2|    101|     84|  30.3|    122|      24.9|29.9|
   EF SMITHS FORK - STAT|     11.9|    106|     86|  14.0|    124|      11.3|13.9|
   GREEN - FLAMING GORGE|   3427.2|    112|     91|3197.7|    104|    3071.5|    3749.0|



GREEN RIVER BASIN
                           Period     50%  %AVG    10%    30%    70%    90%    AVG
                           ------    ----  ----   ----   ----   ----   ----    ---
Green River
  Daniel, nr, Warren Brid  Apr-Jul    192    78    215    199    180    172    245
  Daniel, nr, Warren Brid  Jun-Jul    125    74    150    132    113    105    168
Pine Ck
  Fremont Lk, abv          Apr-Jul     85    87     97     90     77     71     98
  Fremont Lk, abv          Jun-Jul     64    84     76     69     56     50     76
New Fork River
  Big Piney, nr            Apr-Jul    285    80    335    310    255    245    355
  Big Piney, nr            Jun-Jul    195    76    245    220    167    155    255
Green River
  Fontenelle Res, Fontene  Apr-Jul    650    90    745    695    600    575    725
  Fontenelle Res, Fontene  Jun-Jul    375    79    470    420    325    300    475
Big Sandy River
  Farson, nr               Apr-Jul     49    94     56     51     45     41     52
  Farson, nr               Jun-Jul     32    94     39     34     28     24     34
Green River
  Green River, Wy, nr      Apr-Jul    675    92    795    730    640    610    730
  Green River, Wy, nr      Jun-Jul    375    78    495    430    340    310    480
EF Smiths Fork River
  Stateline Res, Robertso  Apr-Jul     33   127     37     36     32     29     26
  Stateline Res, Robertso  Jun-Jul     22   124     26     25   21.0   18.5   17.8
Blacks Fork River
  Robertson, nr            Apr-Jul    103   116    114    106     99     93     89
  Robertson, nr            Jun-Jul     71   120     82     74     67     61     59
Hams Fork River
  Frontier, nr, Pole Ck,   Apr-Jul     54   100     62     57     52     50     54
  Frontier, nr, Pole Ck,   Jun-Jul   16.2    62     24     18   13.9   12.1     26
  Viva Naughton Res        Apr-Jul     68    92     78     70     65     63     74
  Viva Naughton Res        Jun-Jul   18.5    60     29     21   16.0   14.1     31
Green River
  Flaming Gorge Res, Flam  Apr-Jul   1060   108   1190   1130    990    945    980
  Flaming Gorge Res, Flam  Jun-Jul    560    93    685    625    490    445    600
Little Snake River
  Slater, nr               Apr-Jul    205   131    220    205    197    183    156
  Slater, nr               Jun-Jul     90   136    106     94     84     70     66
  Dixon, nr                Apr-Jul    435   126    470    445    425    390    345
  Dixon, nr                Jun-Jul    180   133    215    192    170    135    135

BEAR RIVER BASIN
                           Period     50%  %AVG    10%    30%    70%    90%    AVG
                           ------    ----  ----   ----   ----   ----   ----    ---
Bear River
  Utah-Wyoming State Line  Apr-Jul    105    94    114    109    101     95    112
  Utah-Wyoming State Line  Jun-Jul     63    95     72     67     59     53     66
  Woodruff Narrows Rsvr,   Apr-Jul    106    88    117    110    101     94    121
  Woodruff Narrows Rsvr,   Jun-Jul     47    82     58     51     42     35     57
  Montpelier, nr, Stewart  Apr-Jul    115    63    135    121    111    108    182
  Montpelier, nr, Stewart  Jun-Jul     47    52     67     53     43     40     91
Smiths Fork River
  Border, nr               Apr-Jul     87    98     94     90     84     80     89
  Border, nr               Jun-Jul     42    84     49     45     39     35     50

50% Most probable volume in 1000 acre-feet.
%AVG  Most probable volume in percent of the 1981-2010 average.
10% Volume that has a 10 percent chance of being exceeded.
30% Volume that has a 30 percent chance of being exceeded.
90% Volume that has a 90 percent chance of being exceeded.
70% Volume that has a 70 percent chance of being exceeded.
AVG   Average volume for the 1981-2010 period.

All forecast volumes reflect natural flow.  Actual observed flow may
be affected by upstream water management.

CBRFC/Nielson/Bernard



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