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 1998
SNOW COURSE ELEVATION DATE SNOW WATER LAST AVERAGE
DEPTH CONTENT YEAR 1961-90
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SNAKE RIVER BASIN
ASTER CREEK 7750 --- ---
BASE CAMP PILLOW 7030 5/01/98 --- 10.9 26.1 10.7
BASE CAMP (d) 7030 --- ---
BLACK BEAR PILLOW 7950 5/01/98 --- 38.9 68.9 39.8
BLACK BEAR 7950 --- 42.2
BLIND BULL PILLOW 8900 5/01/98 --- 23.7 44.0 22.7
BRYAN FLAT 6420 4/28/98 14 5.7 5.4 2.3
CCC CAMP 7000 4/28/98 20 8.6 15.4 7.9
COTTONWOOD CR PILLOW 7700 5/01/98 --- 16.5 32.0 20.0
COULTER CREEK 7020 --- ---
DARBY CANYON 8250 4/30/98 61 24.6 36.9 23.9
EAST RIM DIV PILLOW 7930 5/01/98 --- 12.3 16.4 14.8
ELBO RANCH 7100 4/29/98 32 13.4 15.4 9.0
FOUR MILE MEADOWS 7860 --- ---
GLADE CREEK 7040 4/30/98 40 19.8 30.7 21.0
GRASSY LAKE PILLOW 7270 5/01/98 --- 29.1 47.8 33.9
GREYS BOUNDARY 5720 4/28/98 8 3.5 11.4 2.6
GROS VENTRE PILLOW 8750 5/01/98 --- 11.7 23.2 13.9
GROVER PARK DIVIDE 7000 4/28/98 10 5.1 9.9 7.9
HUCKLEBERRY DIVIDE 7300 --- ---
JACKPINE CREEK 7350 4/30/98 47 20.6 28.9 19.8
LEWIS LAKE PILLOW 7850 5/01/98 --- 29.4 54.4 34.4
LEWIS LAKE DIVIDE 7850 4/30/98 67 31.7 63.7 42.0
MORAN 6750 --- ---
PHILLIPS BENCH PILL. 8200 5/01/98 --- 27.0 42.7 29.5
POISON MEADOWS 8500 --- 29.9
SALT RIVER PILLOW 7600 5/01/98 --- 11.3 20.2 10.8
SALT RV SUMMIT (d) 7600 --- 12.5
SNAKE RIVER STATION 6920 --- ---
SNOW KING MTN 7660 4/28/98 33 12.8 16.2 12.4
SPRING CRK. PILLOW 9000 5/01/98 --- 22.1 41.0 29.6
TETON PASS W.S. 7740 4/28/98 69 30.4 44.9 27.1
THUMB DIVIDE 7980 --- ---
TOGWOTEE PASS PILLOW 9580 5/01/98 --- 25.0 37.4 28.3
TURPIN MEADOWS 6900 --- ---
TWO OCEAN PILLOW 9240 5/01/98 --- 30.7 50.1 27.6
WILLOW CREEK PILLOW 8450 5/01/98 --- 23.4 43.9 31.9
UPPER YELLOWSTONE & MADISON RIVER BASINS
BLACK BEAR PILLOW 7950 5/01/98 --- 38.9 68.9 39.8
BLACK BEAR 7950 --- 42.2
CANYON PILLOW 8090 5/01/98 --- 10.4 22.0 10.9
CANYON (d) 8090 --- 14.0
FISHER CREEK PILLOW 9100 5/01/98 --- 28.3 60.4 38.7
FISHER CREEK 9100 --- 41.8
LAKE CAMP 7780 17.2 7.2
LUPINE CREEK 7380 10.5 6.6
MADISON PLT PILLOW 7750 5/01/98 --- 20.2 42.6 23.8
MADISON PLATEAU 7750 41.2 22.2
NORRIS BASIN 7500 5/01/98 16 7.4 10.7 7.5
N.E. ENTRANCE PILLOW 7350 5/01/98 --- .0 8.6 5.9
NORTHEAST ENTRANCE 7350 10.9 6.1
OLD FAITHFUL 7400 19.5 10.0
PARKERS PEAK PILLOW 9400 5/01/98 --- 19.1 36.8 23.7
SYLVAN LAKE PILLOW 8420 5/01/98 --- 16.3 32.2 23.8
SYLVAN PASS (d) 7100 --- 8.1
THUMB DIVIDE 7980 --- ---
TWENTY-ONE MILE 7150 4/30/98 29 12.8 20.4 14.8
TWO OCEAN PILLOW 9240 5/01/98 --- 30.7 50.1 27.6
WEST YELL'ST PILLOW 6700 4/30/98 --- 1.6 5.8 5.3
WEST YELLOWSTONE 6700 4/30/98 11 4.8 10.6 7.1
WIND RIVER BASIN
BLUE RIDGE 9620 4/29/98 43 15.8 19.2 12.7
BURROUGHS CRK PILLOW 8750 5/01/98 --- 16.1 24.2 12.9
BURROUGHS CREEK 8750 --- 13.8
CASTLE CREEK 8400 4/29/98 11 4.1 4.5 2.0
CHRISTINA LK PILLOW 9980 22.8 18.0
COLD SPRINGS PILLOW 9630 5/01/98 --- 9.8 9.1 6.8
DU NOIR 8760 4/28/98 28 7.9 11.9 6.8
GEYSER CREEK 8500 4/28/98 23 7.5 10.0 5.4
GRANNIER MEADOWS 8860 4/29/98 42 13.0 21.1 15.1
HOBBS PARK PILLOW 10100 5/01/98 --- 19.2 22.0 18.0
LITTLE WARM PILLOW 9370 5/01/98 --- 10.7 19.5 10.4
MIDDLE FORK 7420 4/29/98 25 8.8 6.0 5.0
SOUTH PASS PILLOW 9040 5/01/98 --- 15.9 27.7 18.1
SOUTH PASS (d) 9040 --- 18.0
ST LAWRENCE ALT PILL 8620 5/01/98 --- 9.7 11.0 5.4
T CROSS RANCH 7900 4/29/98 11 4.7 7.9 3.6
TOGWOTEE PASS PILLOW 9580 5/01/98 --- 25.0 37.4 28.3
TOWNSEND CRK PILLOW 8700 5/01/98 --- 11.3 12.7 9.5
TOWNSEND CREEK (d) 8700 --- 6.5
YOUNTS PEAK PILLOW 8350 5/01/98 --- 15.6 24.7 18.3
BIG HORN RIVER BASIN
BALD MOUNTAIN PILLOW 9380 5/01/98 --- 22.2 25.9 24.1
BALD MOUNTAIN (d) 9380 --- 27.5
BONE SPGS. PILLOW 9350 5/01/98 --- 20.1 21.2 18.4
BONE SPRINGS DIVIDE 9350 --- 21.2
GENEVA PASS AM 9400 --- 17.9
IRISH ROCK PILLOW 9600 --- 12.4
KIRWIN PILLOW 9550 5/01/98 --- 12.8 17.3 11.7
LOST CREEK PILLOW 8080 20.0 15.8
MEDICINE LODGE LAKES 9340 4/28/98 40 11.8 15.1 12.5
MIDDLE POWDER PILLOW 7760 5/01/98 --- 12.1 18.4 14.8
MIDDLE POWDER 7760 --- 14.0
NOWOOD CREEK PILLOW 8600 --- 14.5
ONION GULCH 8780 4/27/98 41 11.6 13.9 8.9
OWL CREEK PILLOW 8980 5/01/98 --- 6.5 6.8 3.4
OWL CREEK 8980 --- 6.2
POWDER RVR.PASS PILL 9480 5/01/98 --- 11.9 15.9 10.5
RANGER CREEK 8120 4/28/98 28 8.3 9.9 8.1
SHELL CREEK PILLOW 9580 5/01/98 --- 15.8 20.9 17.0
SHELL CREEK 9580 --- 16.8
TIMBER CREEK PILLOW 7950 5/01/98 --- 8.2 7.2 6.0
TIMBER CREEK 7950 --- 3.5
TYRELL RANGER STA. 8300 4/27/98 30 7.7 6.5 7.5
SHOSHONE & CLARKS FORK RIVER BASINS
BEARTOOTH LK. PILLOW 9280 5/01/98 --- 20.1 39.3 26.0
BLACKWATER PILLOW 9780 5/01/98 --- 21.9 42.8 25.7
CARTER MOUNTAIN 7950 4/26/98 28 7.6 5.1 6.0
FISHER CREEK PILLOW 9100 5/01/98 --- 28.3 60.4 38.7
FISHER CREEK 9100 --- 41.8
EVENING STAR PILLOW 9200 5/01/98 --- 22.6 45.6 30.8
MARQUETTE PILLOW 8760 5/01/98 --- 14.2 14.2 8.6
MARQUETTE CREEK 8760 --- 8.1
PARKERS PEAK PILLOW 9400 5/01/98 --- 19.1 36.8 23.7
N.E. ENTRANCE PILLOW 7350 5/01/98 --- .0 8.6 5.9
NORTHEAST ENTRANCE 7350 10.9 6.1
PARKERS PEAK PILLOW 9400 5/01/98 --- 19.1 36.8 23.7
SYLVAN PASS (d) 7100 --- 8.1
SYLVAN ROAD PILLOW 7120 5/01/98 --- 5.4 16.5 7.9
WHITE MILL PILLOW 8700 5/01/98 --- 23.1 42.5 26.3
WHITE MILL 8700 --- 29.9
WOLVERINE PILLOW 7650 5/01/98 --- 2.6 12.5 8.1
WOLVERINE (d) 7650 --- 9.2
YOUNTS PEAK PILLOW 8350 5/01/98 --- 15.6 24.7 18.3
POWDER & TONGUE RIVER BASINS
BEAR TRAP PILLOW 8200 5/01/98 --- 3.0 5.0 4.2
BEAR TRAP MDWS AM(d) 8200 --- 5.5
BIG GOOSE 7760 4/28/98 30 9.0 9.7 8.3
BONE SPGS. PILLOW 9350 5/01/98 --- 20.1 21.2 18.4
BONE SPRINGS DIVIDE 9350 --- 21.2
BURGESS JCT. PILLOW 7880 5/01/98 --- 12.1 16.4 13.5
BURGESS R.S. (d) 7880 --- 8.6
CLOUD PEAK PILLOW 9850 5/01/98 --- 17.1 21.3 17.7
CLOUD PEAK AM 9850 --- 14.6
DOME LAKE PILLOW 8880 5/01/98 --- 13.4 15.8 15.0
DOME LAKE 8880 --- 11.2
GENEVA PASS AM 9400 --- 17.9
HANSEN S.M. PILLOW 8360 5/01/98 --- 7.5 5.9 6.9
LOST CREEK PILLOW 8080 20.0 15.8
MIDDLE POWDER PILLOW 7760 5/01/98 --- 12.1 18.4 14.8
MIDDLE POWDER 7760 --- 14.0
NORTH TONGUE 8450 4/28/98 45 13.3 13.1 13.9
ONION GULCH 8780 4/27/98 41 11.6 13.9 8.9
POWDER RVR.PASS PILL 9480 5/01/98 --- 11.9 15.9 10.5
POWDER RV PASS (d) 9480 --- 11.4
SAWMILL DIVIDE 9260 4/28/98 49 14.7 17.5 15.6
SOLDIER PARK 8780 4/27/98 39 10.5 5.8 6.9
SOUR DOUGH 8460 4/27/98 46 12.4 5.4 6.9
SUCKER CREEK PILLOW 8880 5/01/98 --- 12.5 18.3 13.8
SUCKER CREEK 8880 --- 14.1
WOOD ROCK G.S. 8440 4/28/98 37 11.0 14.1 12.2
BELLE FOURCHE & CHEYENNE RIVER BASINS
BEARLODGE DIVIDE 4680 4/27/98 0 .0 .0 .8
BLIND PARK PILLOW 6870 5/01/98 --- 1.0 6.8 9.6
DITCH CREEK 6870 4/28/98 0 .0 2.6 999.9
NORTH RAPID CK PILL. 6130 5/01/98 --- 3.7 9.4 999.9
MALLO PILLOW 6420 --- 999.9
MALLO 6420 4/27/98 0 .0 6.8 .0
MOUNT TOM 5560 --- .1
MOUNT TOM PILLOW 5560 --- 999.9
REUTER CANYON 6280 4/27/98 10 3.9 17.6 4.5
UPPER SPEARFISH 6500 --- 7.0
WARREN PEAK PILLOW 6520 5/01/98 --- 7.7 19.9 9.6
WARREN PEAK 6520 --- 6.1
LITTLE BEAR RUN 6240 4/28/98 0 .0 --- 999.9
UPPER NORTH PLATTE BASIN
DIVIDE PEAK PILLOW 8860 5/01/98 --- 16.5 26.7 19.3
JOE WRIGHT SNOTEL 10000 5/01/98 --- 23.2 35.0 24.7
MOSS LAKE 9800 4/28/98 63 22.7 29.8 26.9
NORTH BARRETT CREEK 9400 4/28/98 58 22.5 27.0 22.6
NORTH FRENCH PILLOW 10130 5/01/98 --- 32.6 39.5 29.4
OLD BATTLE PILLOW 9920 5/01/98 --- 35.1 47.9 38.2
PURGATORY GULCH 8970 4/28/98 30 10.8 18.8 10.3
ROACH SNOTEL 9400 5/01/98 --- 14.8 26.5 18.1
RYAN PARK 8400 4/28/98 13 5.1 9.8 7.9
SAND LAKE PILLOW 10050 5/01/98 --- 30.6 45.2 37.2
SOUTH BRUSH PILLOW 8440 5/01/98 --- 3.0 10.2 10.6
WEBBER SPRING PILLOW 9250 5/01/98 --- 19.2 33.9 26.0
WILLOW CK PS SNOTEL 9500 5/01/98 --- 9.4 24.1 13.5
LOWER NORTH PLATTE, SWEETWATER & LARAMIE RIVER BASINS
ALBANY 9400 4/27/98 34 12.6 14.4 12.8
BOXELDER 7280 4/28/98 20 6.4 --- 6.4
BROOKLYN LK. PILLOW 10220 5/01/98 --- 24.4 41.8 28.9
BUCK CREEK 7960 4/28/98 22 8.4 17.0 10.0
CASPER MTN. PILLOW 7850 5/01/98 --- 10.2 24.0 17.8
CHRISTINA LK PILLOW 9980 22.8 18.0
DEADMAN HILL SNOTEL 10200 5/01/98 --- 16.9 23.4 19.1
DEADMAN HILL 10200 --- ---
FOXPARK 9060 4/27/98 26 8.4 8.0 5.4
GRANNIER MEADOWS 8860 4/29/98 42 13.0 21.1 15.1
HAIRPIN TURN 9480 4/27/98 42 15.0 20.0 16.6
JOE WRIGHT SNOTEL 10000 5/01/98 --- 23.2 35.0 24.7
LA BONTE 8450 4/30/98 0 .0 .0 1.8
LA PRELE PILLOW 8380 5/01/98 --- 3.3 11.9 6.3
LARSEN CREEK 9020 4/27/98 27 9.5 17.0 11.2
LIBBY LODGE 8750 4/27/98 24 8.9 11.4 9.0
POLE MOUNTAIN 8700 4/27/98 19 6.2 6.3 4.1
RENO HILL PILLOW 8500 5/01/98 --- 9.6 23.7 13.4
ROACH SNOTEL 9400 5/01/98 --- 14.8 26.5 18.1
SOUTH PASS PILLOW 9040 5/01/98 --- 15.9 27.7 18.1
SOUTH PASS (d) 9040 --- 18.0
WINDY PEAK PILLOW 7900 5/01/98 --- 3.4 6.1 7.9
LITTLE SNAKE RIVER BASIN
BATTLE MTN. PILLOW 7440 5/01/98 --- 3.3 5.1 4.8
BUTTER HILL 7880 4/29/98 26 10.4 13.8 10.3
DIVIDE PEAK PILLOW 8860 5/01/98 --- 16.5 26.7 19.3
ELK RIVER SNOTEL 8600 5/01/98 --- 11.5 25.2 16.2
HASKINS CREEK 8980 4/29/98 77 31.9 35.1 32.6
OLD BATTLE PILLOW 9920 5/01/98 --- 35.1 47.9 38.2
SANDSTONE PILLOW 8150 5/01/98 --- 7.0 12.5 9.8
WHISKEY PARK PILLOW 8950 5/01/98 --- 28.7 44.0 29.6
UPPER GREEN RIVER BASIN
BIG PARK 8620 4/27/98 48 18.7 25.9 20.5
BIG SANDY PILLOW 9080 5/01/98 --- 11.9 18.1 13.9
BLIND BULL PILLOW 8900 5/01/98 --- 23.7 44.0 22.7
EAST RIM DIV PILLOW 7930 5/01/98 --- 12.3 16.4 14.8
ELKHART PARK PILLOW 9400 5/01/98 --- 11.7 18.6 14.0
GROS VENTRE PILLOW 8750 5/01/98 --- 11.7 23.2 13.9
INDIAN CREEK PILLOW 9430 5/01/98 --- 23.9 43.6 28.9
KELLEY R.S. PILLOW 8180 5/01/98 --- 12.7 22.8 15.0
KENDALL R.S. PILLOW 7740 5/01/98 --- 8.6 19.2 10.6
LOOMIS PARK PILLOW 8240 5/01/98 --- 13.6 22.2 15.1
NEW FORK PILLOW 8340 5/01/98 --- 7.4 12.0 9.1
POCKET CREEK 9350 18.1 13.3
POISON MEADOWS 8500 --- 29.9
ROWDY CREEK 8300 4/28/98 48 19.6 34.4 20.6
SNIDER BASIN PILLOW 8060 5/01/98 --- 11.9 21.2 13.0
TRIPLE PEAK PILLOW 8500 5/01/98 --- 17.6 35.0 25.0
TRIPLE PEAK 8500 --- 25.5
LOWER GREEN RIVER BASIN
BIG PARK 8620 4/27/98 48 18.7 25.9 20.5
BLACK'S FORK JUNCTN 8930 4/26/98 24 9.1 6.5 7.4
HAMS FORK PILLOW 7840 5/01/98 --- 4.4 12.9 5.7
HENRY'S FORK 10000 4/26/98 55 20.7 11.5 13.6
HEWINTA SNOTEL 9500 5/01/98 --- 9.1 8.6 5.3
HICKERSON PARK SNOTE 9100 5/01/98 --- 11.6 9.4 2.9
HOLE-IN-ROCK SNOTEL 9150 5/01/98 --- 8.4 8.0 2.3
INDIAN CREEK PILLOW 9430 5/01/98 --- 23.9 43.6 28.9
KELLEY R.S. PILLOW 8180 5/01/98 --- 12.7 22.8 15.0
SPRING CRK. PILLOW 9000 5/01/98 --- 22.1 41.0 29.6
STEEL CREEK PARK SNO 10100 5/01/98 --- 20.7 20.4 18.9
UPPER BEAR RIVER BASIN
BIG PARK 8620 4/27/98 48 18.7 25.9 20.5
BURT'S-MILLER RANCH 7900 4/26/98 0 .0 .0 2.0
HAYDEN FORK SNOTEL 9100 5/01/98 --- 11.0 15.0 6.6
HAYDEN FORK 9100 --- 6.6
INDIAN CREEK PILLOW 9430 5/01/98 --- 23.9 43.6 28.9
KELLEY R.S. PILLOW 8180 5/01/98 --- 12.7 22.8 15.0
MONTE CRISTO R.S. 8960 --- 26.2
SALT RIVER PILLOW 7600 5/01/98 --- 11.3 20.2 10.8
SALT RV SUMMIT (d) 7600 --- 12.5
STILLWATER CAMP 8550 4/26/98 23 8.6 7.5 7.5
TRIAL LAKE SNOTEL 9960 5/01/98 --- 23.9 37.9 24.0
TRIAL LAKE 9960 4/26/98 63 23.9 35.0 25.7
(d) Denotes discontinued site.
To May 1998 Basin Outlook Report Contents Page