B A S I N   S U M M A R Y   OF
                        S N O W    C O U R S E    D A T A

                                     MAY   2000


      SNOW COURSE         ELEVATION    DATE    SNOW   WATER     LAST   AVERAGE
                                              DEPTH  CONTENT    YEAR   1961-90
-------------------------------------------------------------------------------
 
   WYOMING Snow Course and SNOTEL Stations                    
      ALBANY                 9400    4/27/00    20      7.6     14.9     12.8
      ASTER CREEK            7750                                ---      ---
      BALD MOUNTAIN SNOTEL   9380    5/01/00   ---     22.1     21.7     24.1
      BASE CAMP SNOTEL       7030    5/01/00   ---      1.0     17.0     10.7
      BATTLE MTN. SNOTEL     7440    5/01/00   ---       .0      4.3      4.8
      BEARLODGE DIVIDE       4680    4/26/00     0       .0       .0       .8
      BEARTOOTH LK. SNOTEL   9280    5/01/00   ---     23.0     27.7     26.0
      BEAR TRAP SNOTEL       8200    5/01/00   ---       .0      1.8      4.2
      BIG GOOSE              7760    4/26/00    18      5.5      8.3      8.3
      BIG GOOSE SNOTEL       7760    5/01/00   ---      6.5     10.3      ---
      BIG PARK               8620    4/28/00    35     14.9     22.9     20.5
      BIG SANDY SNOTEL       9080    5/01/00   ---      8.1     16.4     13.9
      BLACKWATER SNOTEL      9780    5/01/00   ---     19.6     35.2     25.7
      BLIND BULL SNOTEL      8900    5/01/00   ---     22.5     32.5     22.7
      BLIND PARK PILLOW      6870    5/01/00   ---       .0       .0      9.6
      BLUE RIDGE             9620                               19.2     12.7
      BONE SPGS. SNOTEL      9350    5/01/00   ---     16.6     20.4     18.4
      BOXELDER               7280    4/27/00    16      4.9      7.8      6.4
      BROOKLYN LK. SNOTEL   10220    5/01/00   ---     16.3     27.8     28.9
      BRYAN FLAT             6420    4/27/00   ---       .0      6.7      2.3
      BUCK CREEK             7960    4/27/00    21      8.4     11.0     10.0
      BURGESS JCT. SNOTEL    7880    5/01/00   ---     12.3     11.3     13.5
      BURROUGHS CRK SNOTEL   8750    5/01/00   ---     10.6     19.1     12.9
      CANYON SNOTEL          8090    5/01/00   ---      8.7     16.2     10.9
      CARTER MOUNTAIN        7950    4/28/00     1       .2      5.6      6.0
      CASPER MTN. SNOTEL     7850    5/01/00   ---     12.9     13.7     17.8
      CASTLE CREEK           8400    4/25/00     3       .7      3.7      2.0
      CCC CAMP               7000    4/27/00    11      3.9     12.1      7.9
      CHALK CK #1 SNOTEL     9100    5/01/00   ---     18.2     27.0     22.8
      CHALK CK #2 SNOTEL     8200    5/01/00   ---      5.0     14.6      9.8
      CLOUD PEAK SNOTEL      9850    5/01/00   ---     17.1     23.6     17.7
      COLD SPRINGS SNOTEL    9630    5/01/00   ---       .0     19.9      6.8
      COTTONWOOD CR SNOTEL   7700    5/01/00   ---     14.0     23.0     20.0
      DARBY CANYON           8250    5/01/00    37     16.9     24.3     23.9
      DEER PARK SNOTEL       9700    5/01/00   ---     13.5     25.9      ---
      DITCH CREEK            6870                                ---      ---
      DIVIDE PEAK SNOTEL     8860    5/01/00   ---     10.7     21.2     19.3
      DOME LAKE SNOTEL       8880    5/01/00   ---      9.6     13.2     15.0
      DU NOIR                8760    4/28/00     2       .8      8.9      6.8
      EAST RIM DIV SNOTEL    7930    5/01/00   ---      8.3     15.0     14.8
      ELBO RANCH             7100    5/01/00    11      3.6     12.4      9.0
      ELKHART PARK SNOTEL    9400    5/01/00   ---      8.1     16.1     14.0
      EVENING STAR SNOTEL    9200    5/01/00   ---     22.4     37.2     30.8
      FOUR MILE MEADOWS      7860                                ---      ---
      FOXPARK                9060    4/27/00     0       .0      9.3      5.4
      GEYSER CREEK           8500                                5.1      5.4
      GLADE CREEK            7040    4/27/00    21     10.5     25.4     21.0
      GRANITE CRK SNOTEL     6770    5/01/00   ---      3.8     17.9     12.9
      GRANNIER MEADOWS       8860    4/26/00    30     10.8     21.2     15.1
      GRASSY LAKE SNOTEL     7270    5/01/00   ---     20.5     41.3     33.9
      GRAVE SPRINGS SNOTEL   8550    5/01/00   ---      6.2     11.3     11.6
      GREYS BOUNDARY         5720    4/27/00     0       .0       .9      2.6
      GROS VENTRE SNOTEL     8750    5/01/00   ---      7.9     16.8     13.9
      GROVER PARK DIVIDE     7000    4/27/00     1       .3      5.5      7.9
      HAIRPIN TURN           9480    4/27/00    21      8.0     16.0     16.6
      HANSEN S.M. SNOTEL     8360    5/01/00   ---       .5      6.4      6.9
      HAMS FORK SNOTEL       7840    5/01/00   ---       .0     10.6      5.7
      HASKINS CREEK          8980    4/27/00    69     30.0     31.5     32.6
      HOBBS PARK SNOTEL     10100    5/01/00   ---      9.4     29.1     18.0
      HUCKLEBERRY DIVIDE     7300                                ---      ---
      INDIAN CREEK SNOTEL    9430    5/01/00   ---     20.1     36.9     28.9
      JACKPINE CREEK         7350    5/01/00    19      8.8     21.8     19.8
      KELLEY R.S. SNOTEL     8180    5/01/00   ---      7.4     16.9     15.0
      KENDALL R.S. SNOTEL    7740    5/01/00   ---      3.0     12.6     10.6
      KIRWIN SNOTEL          9550    5/01/00   ---      9.0     16.8     11.7
      LA BONTE               8450    4/29/00     0       .0       .0      1.8
      LAKE CAMP              7780    5/01/00    15      7.0     10.9      7.2
      LA PRELE SNOTEL        8380    5/01/00   ---      5.9     12.5      6.3
      LARSEN CREEK           9020    4/26/00    26      9.8     14.6     11.2
      LEWIS LAKE SNOTEL      7850    5/01/00   ---     19.7E    39.4     34.4
      LEWIS LAKE DIVIDE      7850    4/27/00    65     33.2     52.1     42.0
      LIBBY LODGE            8750    4/27/00     3       .8      9.6      9.0
      LITTLE BEAR RUN        6240                                ---      ---
      LITTLE WARM SNOTEL     9370    5/01/00   ---      7.2     20.3     10.4
      LOOMIS PARK SNOTEL     8240    5/01/00   ---      8.6     17.6     15.1
      LUPINE CREEK           7380    4/27/00     0       .0      9.6      6.6
      MALLO                  6420                                ---       .0
      MARQUETTE SNOTEL       8760    5/01/00   ---      6.6     17.4      8.6
      MEDICINE LODGE LAKES   9340    4/26/00    34     10.5     13.2     12.5
      MIDDLE FORK            7420    4/26/00     3      1.2     12.4      5.0
      MIDDLE POWDER SNOTEL   7760    5/01/00   ---     10.0     16.5     14.8
      MORAN                  6750                                ---      ---
      MOSS LAKE              9800    4/27/00    43     18.3     25.6     26.9
      NEW FORK SNOTEL        8340    5/01/00   ---      3.2     12.9      9.1
      NORRIS BASIN           7500    4/30/00     0       .0      7.9      7.5
      NORTH BARRETT CREEK    9400    4/27/00    49     20.8     27.0     22.6
      NORTH FRENCH SNOTEL   10130    5/01/00   ---     25.8     38.4     29.4
      NORTH RAPID CK PILL.   6130    5/01/00   ---      2.3      1.1      ---
      NORTH TONGUE           8450    4/26/00    34     11.1     12.9     13.9
      OLD BATTLE SNOTEL      9920    5/01/00   ---     27.8     36.9     38.2
      OLD FAITHFUL           7400    4/28/00     8      3.2     14.2     10.0
      ONION GULCH            8780    4/29/00    24      5.6      9.9      8.9
      OWL CREEK SNOTEL       8980    5/01/00   ---       .0     11.0      3.4
      PARKERS PEAK SNOTEL    9400    5/01/00   ---     17.9     27.4     23.7
      PHILLIPS BENCH SNOT.   8200    5/01/00   ---     19.7     36.1     29.5
      POCKET CREEK           9350                                ---     13.3
      POISON MEADOWS         8500                                ---     29.9
      POLE MOUNTAIN          8700    4/27/00     4      1.2      8.2      4.1
      POWDER RVR.PASS SNOT   9480    5/01/00   ---      6.9     13.1     10.5
      PURGATORY GULCH        8970    4/27/00    22      8.7     15.3     10.3
      RANGER CREEK           8120    4/26/00    22      6.6      9.8      8.1
      RENO HILL SNOTEL       8500    5/01/00   ---     12.2     15.8     13.4
      REUTER CANYON          6280    4/26/00     0       .0       .0      4.5
      ROWDY CREEK            8300    4/26/00    37     16.6     25.0     20.6
      RYAN PARK              8400    4/27/00     5      2.1      8.0      7.9
      SALT RIVER SNOTEL      7600    5/01/00   ---      4.3     14.4     10.8
      SAND LAKE SNOTEL      10050    5/01/00   ---     25.3     46.1     37.2
      SANDSTONE SNOTEL       8150    5/01/00   ---      2.4      8.2      9.8
      SAWMILL DIVIDE         9260    4/26/00    46     14.1     14.8     15.6
      SHELL CREEK SNOTEL     9580    5/01/00   ---     15.8     17.9     17.0
      SHERIDAN R.S.          7750    4/25/00     4      1.4      4.2      3.2
      SNAKE RIVER STATION    6920                                ---      ---
      SNAKE RV STA SNOTEL    6920    5/01/00   ---       .6     15.4     16.4
      SNIDER BASIN SNOTEL    8060    5/01/00   ---      6.9     20.4     13.0
      SNOW KING MTN          7660    4/27/00     7      2.6     12.7     12.4
      SOLDIER PARK           8780    4/29/00     0       .0       .0      6.9
      SOUR DOUGH             8460    4/29/00    19      3.4     10.4      6.9
      SOUTH BRUSH SNOTEL     8440    5/01/00   ---      3.0      9.6     10.6
      SOUTH PASS SNOTEL      9040    5/01/00   ---     12.0     25.0     18.1
      SPRING CRK. SNOTEL     9000    5/01/00   ---     20.1     36.0     29.6
      ST LAWRENCE ALT SNOT   8620    5/01/00   ---       .0     14.6      5.4
      SUCKER CREEK SNOTEL    8880    5/01/00   ---     11.6     14.6     13.8
      SYLVAN LAKE SNOTEL     8420    5/01/00   ---     16.3     25.4     23.8
      SYLVAN ROAD SNOTEL     7120    5/01/00   ---      4.2     11.9      7.9
      T CROSS RANCH          7900    4/25/00     2       .3      4.6      3.6
      TETON PASS W.S.        7740    5/01/00    32     18.2     32.6     27.1
      THUMB DIVIDE SNOTEL    7980    5/01/00   ---      5.4     20.4     15.1
      THUMB DIVIDE           7980                                ---      ---
      TIE CREEK SNOTEL       6870    5/01/00   ---       .4      4.5      ---
      TIMBER CREEK SNOTEL    7950    5/01/00   ---       .1     10.4      6.0
      TOGWOTEE PASS SNOTEL   9580    5/01/00    55     23.3     32.1     28.3
      TOWNSEND CRK SNOTEL    8700    5/01/00   ---      3.1     19.7      9.5
      TRIPLE PEAK  SNOTEL    8500    5/01/00   ---     12.0     32.0     25.0
      TURPIN MEADOWS         6900                                ---      ---
      TWO OCEAN SNOTEL       9240    5/01/00   ---     24.5     40.3     29.2
      TYRELL RANGER STA.     8300    4/29/00     0       .0       .0      7.5
      UPPER SPEARFISH        6500                                ---      7.0
      WARREN PEAK SNOTEL     6520    5/01/00   ---      5.5      6.9      9.6
      WEBBER SPRING SNOTEL   9250    5/01/00   ---     16.1     21.4     26.0
      WHISKEY PARK SNOTEL    8950    5/01/00   ---     23.3     30.6     29.6
      WILLOW CREEK SNOTEL    8450    5/01/00   ---     20.6     31.3     31.9
      WINDY PEAK SNOTEL      7900    5/01/00   ---      4.2      6.8      7.9
      WOLVERINE SNOTEL       7650    5/01/00   ---       .0      8.8      8.1
      WOOD ROCK G.S.         8440    4/26/00    32      9.5     11.3     12.2
      YOUNTS PEAK SNOTEL     8350    5/01/00   ---     15.0     21.7     18.3

To May 2000 Basin Outlook Report Contents Page