United States Natural Resources Water and Climate Center Department of Conservation Portland, Oregon Agriculture Service S N O W - P R E C I P I T A T I O N U P D A T E Based on Mountain Data from NRCS SNOTEL Sites As of SATURDAY: MARCH 20 , 2010 ----------------------------------------------------------------------------- BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION Data Site Name (Ft) % % Current Average Avg Current Average Avg ----------------------------------------------------------------------------- IDAHO NORTHERN PANHANDLE REGION BEAR MOUNTAIN 5400 33.5 54.8 61 42.1 67.2 63 BUNCHGRASS MDW 5000 22.9 28.1 81 29.2 32.5 90 GARVER CREEK 4250 7.0 9.8 71 11.2 16.8 67 HAWKINS LAKE 6450 16.6 25.5 65 21.7 28.8 75 HIDDEN LAKE 5040 29.1 -M * 39.0 -M * MOSQUITO RIDGE 5200 22.9 34.3 67 28.1 41.3 68 MYRTLE CREEK 3520 .0 -M * 12.5 -M * QUARTZ PEAK 4700 15.6 21.3 73 26.7 30.7 87 RAGGED MOUNTAIN 4210 -M -M * 25.1 -M * SCHWEITZER BASIN 6090 -M 47.3 * 28.7 39.6 72 ----- ----- Basin wide percent of average 68 73 SPOKANE RIVER BASIN HOODOO BASIN 6050 18.6 43.1 43 24.3 47.5 51 HUMBOLDT GULCH 4250 4.8 12.1 40 19.7 35.0 56 LOOKOUT 5140 14.1 30.1 47 20.8 38.5 54 LOST LAKE 6110 27.2 56.6 48 31.5 55.7 57 MICA CREEK 4510 13.8 25.5 54 24.6 37.2 66 MOSQUITO RIDGE 5200 22.9 34.3 67 28.1 41.3 68 QUARTZ PEAK 4700 15.6 21.3 73 26.7 30.7 87 RAGGED MOUNTAIN 4210 -M -M * 25.1 -M * SHERWIN 3200 -M 10.9 * -M 27.4 * SUNSET 5540 11.7 29.6 40 20.7 33.3 62 ----- ----- Basin wide percent of average 51 62 CLEARWATER BASIN COOL CREEK 6280 22.5 46.6 48 27.0 52.9 51 CRATER MEADOWS 5960 26.2 43.1 61 29.8 42.3 70 ELK BUTTE 5690 19.6 38.1 51 24.1 41.9 58 HEMLOCK BUTTE 5810 26.7 45.3 59 27.6 46.0 60 HOODOO BASIN 6050 18.6 43.1 43 24.3 47.5 51 LOLO PASS 5240 13.7 29.2 47 17.1 32.4 53 LOST LAKE 6110 27.2 56.6 48 31.5 55.7 57 MOSCOW MOUNTAIN 4700 12.2 -M * 20.4 -M * MOUNTAIN MEADOWS 6360 12.6 22.2 57 15.8 23.9 66 NEZ PERCE CAMP 5650 7.1 14.2 50 10.8 20.0 54 PIERCE R.S. 3080 3.8 -M * 17.9 -M * SAVAGE PASS 6170 13.1 24.9 53 17.3 27.6 63 SHANGHI SUMMIT 4570 13.3 25.7 52 23.2 37.3 62 SHERWIN 3200 -M 10.9 * -M 27.4 * TWELVEMILE CREEK 5600 8.4 17.3 49 16.1 29.6 54 TWIN LAKES 6400 18.4 38.0 48 24.5 43.9 56 ----- ----- Basin wide percent of average 51 58 SALMON BASIN BANNER SUMMIT 7040 14.3 25.6 56 19.0 28.4 67 BEAGLE SPRINGS 8850 8.5 8.3 102 9.0 10.0 90 BEAR BASIN 5350 11.7 18.3 64 17.0 23.8 71 BIG CREEK SUMMIT 6580 18.7 31.9 59 22.9 33.9 68 BRUNDAGE RESERVOIR 6250 18.0 28.2 64 23.8 33.4 71 DARKHORSE LAKE 8600 19.6 29.9 66 18.9 28.9 65 DEADWOOD SUMMIT 6860 21.4 43.8 49 24.4 44.0 55 GALENA 7470 8.5 17.3 49 10.5 18.7 56 GALENA SUMMIT 8780 14.0 18.7 75 12.8 20.6 62 LEMHI RIDGE 8100 8.6 10.3 83 9.7 13.0 75 MEADOW LAKE 9150 7.8 15.7 50 10.2 16.5 62 MILL CREEK SUMMIT 8800 11.6 18.7 62 10.8 17.2 63 MOONSHINE 7440 5.5 10.3 53 7.4 11.9 62 MOOSE CREEK 6200 9.2 16.8 55 11.0 18.7 59 MORGAN CREEK 7600 6.5 12.1 54 9.1 14.4 63 MOUNTAIN MEADOWS 6360 12.6 22.2 57 15.8 23.9 66 SADDLE MTN. 7940 11.9 24.3 49 -M 25.4 * SCHWARTZ LAKE 8540 6.9 10.3 67 -M 15.1 * SECESH SUMMIT 6520 16.5 32.8 50 16.2 34.1 48 SQUAW FLAT 6240 12.6 22.4 56 20.3 29.6 69 VIENNA MINE 8960 18.9 32.6 58 20.1 30.8 65 WEST BRANCH 5560 13.8 24.4 57 21.0 30.1 70 ----- ----- Basin wide percent of average 58 64 WEISER BASIN BEAR SADDLE 6180 22.9 23.5 97 25.1 24.9 101 SQUAW FLAT 6240 12.6 22.4 56 20.3 29.6 69 VAN WYCK 4920 9.0 -M * 17.3 -M * WEST BRANCH 5560 13.8 24.4 57 21.0 30.1 70 ----- ----- Basin wide percent of average 70 78 PAYETTE BASIN BANNER SUMMIT 7040 14.3 25.6 56 19.0 28.4 67 BEAR BASIN 5350 11.7 18.3 64 17.0 23.8 71 BIG CREEK SUMMIT 6580 18.7 31.9 59 22.9 33.9 68 BOGUS BASIN 6340 20.7 -M * 20.6 -M * BRUNDAGE RESERVOIR 6250 18.0 28.2 64 23.8 33.4 71 COZY COVE 5380 10.2 17.4 59 16.7 24.6 68 DEADWOOD SUMMIT 6860 21.4 43.8 49 24.4 44.0 55 JACKSON PEAK 7070 16.8 28.7 59 22.5 30.8 73 LONG VALLEY 4890 6.7 -M * 11.7 -M * SECESH SUMMIT 6520 16.5 32.8 50 16.2 34.1 48 SQUAW FLAT 6240 12.6 22.4 56 20.3 29.6 69 ----- ----- Basin wide percent of average 56 65 BOISE BASIN ATLANTA SUMMIT 7580 18.4 29.9 62 25.4 31.8 80 BOGUS BASIN 6340 20.7 -M * 20.6 -M * CAMAS CREEK DIVIDE 5710 12.5 12.2 102 15.2 17.9 85 DOLLARHIDE SUMMIT 8420 15.4 23.9 64 17.5 26.2 67 GRAHAM GUARD STA. 5690 9.9 15.8 63 15.0 22.6 66 JACKSON PEAK 7070 16.8 28.7 59 22.5 30.8 73 MORES CREEK SUMMIT 6100 21.0 32.8 64 25.3 35.5 71 PRAIRIE 4800 4.5 2.6 173 12.5 14.7 85 TRINITY MTN. 7770 23.6 37.3 63 25.8 37.8 68 VIENNA MINE 8960 18.9 32.6 58 20.1 30.8 65 ----- ----- Basin wide percent of average 65 72 BIG WOOD BASIN CAMAS CREEK DIVIDE 5710 12.5 12.2 102 15.2 17.9 85 CHOCOLATE GULCH 6440 7.4 12.8 58 10.3 13.8 75 DOLLARHIDE SUMMIT 8420 15.4 23.9 64 17.5 26.2 67 GALENA 7470 8.5 17.3 49 10.5 18.7 56 GALENA SUMMIT 8780 14.0 18.7 75 12.8 20.6 62 HYNDMAN 7440 7.2 12.7 57 10.6 14.5 73 LOST-WOOD DIVIDE 7900 10.0 21.4 47 10.8 20.7 52 SOLDIER R.S. 5740 8.8 12.1 73 12.3 18.1 68 VIENNA MINE 8960 18.9 32.6 58 20.1 30.8 65 ----- ----- Basin wide percent of average 63 66 LITTLE WOOD BASIN BEAR CANYON 7900 8.0 15.0 53 11.0 15.2 72 GARFIELD R.S. 6560 6.6 10.2 65 8.1 12.4 65 HYNDMAN 7440 7.2 12.7 57 10.6 14.5 73 SMILEY MOUNTAIN 9520 13.7 -M * 14.5 -M * SWEDE PEAK 7640 9.0 15.0 60 11.5 15.9 72 ----- ----- Basin wide percent of average 58 71 BIG LOST BASIN BEAR CANYON 7900 8.0 15.0 53 11.0 15.2 72 HILTS CREEK 8000 8.0 12.8 63 9.2 12.5 74 LOST-WOOD DIVIDE 7900 10.0 21.4 47 10.8 20.7 52 SMILEY MOUNTAIN 9520 13.7 -M * 14.5 -M * STICKNEY MILL 7430 4.5 8.1 56 7.7 9.9 78 ----- ----- Basin wide percent of average 53 66 LITTLE LOST, BIRCH BASINS BEAGLE SPRINGS 8850 8.5 8.3 102 9.0 10.0 90 HILTS CREEK 8000 8.0 12.8 63 9.2 12.5 74 MEADOW LAKE 9150 7.8 15.7 50 10.2 16.5 62 MOONSHINE 7440 5.5 10.3 53 7.4 11.9 62 ----- ----- Basin wide percent of average 63 70 MEDICINE LODGE, BEAVER, CAMAS BASINS BEAGLE SPRINGS 8850 8.5 8.3 102 9.0 10.0 90 CRAB CREEK 6860 8.4 15.2 55 11.7 15.4 76 LAKEVIEW RIDGE 7400 5.9 10.9 54 8.0 13.2 61 MEADOW LAKE 9150 7.8 15.7 50 10.2 16.5 62 ----- ----- Basin wide percent of average 61 71 HENRYS FORK, TETON BASINS BLACK BEAR 8170 21.1 37.3 57 20.7 38.0 54 GRAND TARGHEE 9260 29.4 -M * 22.9 -M * GRASSY LAKE 7265 17.6 33.7 52 20.0 34.3 58 ISLAND PARK 6290 9.5 15.2 63 10.8 18.0 60 LEWIS LAKE DIVIDE 7850 13.9 33.6 41 16.0 35.0 46 PHILLIPS BENCH 8200 13.9 27.2 51 15.6 27.5 57 PINE CREEK PASS 6720 10.2 15.9 64 12.4 19.5 64 WHITE ELEPHANT 7710 11.4 27.1 42 12.5 28.4 44 ----- ----- Basin wide percent of average 51 54 SNAKE BASIN ABOVE PALISADES BASE CAMP 7030 7.5 17.6 43 9.7 20.5 47 BLIND BULL SUM 8650 12.6 26.4 48 9.7 21.0 46 COTTONWOOD CREEK 7670 13.1 22.3 59 17.6 25.8 68 EAST RIM DIVIDE 7930 4.2 12.4 34 5.7 11.4 50 GRANITE CREEK 6770 7.7 18.3 42 10.0 19.2 52 GRASSY LAKE 7265 17.6 33.7 52 20.0 34.3 58 GROS VENTRE SUMMIT 8750 6.0 13.3 45 -M 12.1 * GUNSIGHT PASS 9820 6.4 -M * 7.7 -M * LEWIS LAKE DIVIDE 7850 13.9 33.6 41 16.0 35.0 46 LOOMIS PARK 8240 6.6 16.6 40 8.4 16.5 51 PHILLIPS BENCH 8200 13.9 27.2 51 15.6 27.5 57 SALT RIVER SUMMIT 7760 8.2 13.7 60 10.0 17.6 57 SNAKE RIVER STATION 6920 6.9 18.6 37 12.6 21.3 59 SPRING CREEK DIVIDE 9000 15.0 25.0 60 14.6 25.0 58 THUMB DIVIDE 7980 6.8 18.0 38 9.7 17.9 54 TOGWOTEE PASS 9580 14.4 23.3 62 14.4 23.1 62 TWO OCEAN PLATEAU 9240 16.1 26.2 61 13.0 26.2 50 WILLOW CREEK 8380 18.4 28.7 64 22.0 30.3 73 ----- ----- Basin wide percent of average 50 56 WILLOW, BLACKFOOT, PORTNEUF BASINS OXFORD SPRING 6740 7.4 11.7 63 11.7 16.2 72 SEDGWICK PEAK 7850 -M 22.0 * 13.9 21.3 65 SHEEP MTN. 6570 4.6 14.9 31 9.0 15.5 58 SLUG CREEK DIVIDE 7225 9.7 17.2 56 13.3 19.2 69 SOMSEN RANCH 6800 6.4 13.3 48 9.8 15.5 63 WILDHORSE DIVIDE 6490 10.4 17.0 61 12.4 19.3 64 ----- ----- Basin wide percent of average 52 66 SNAKE BASIN ABOVE AMERICAN FALLS BASE CAMP 7030 7.5 17.6 43 9.7 20.5 47 BLACK BEAR 8170 21.1 37.3 57 20.7 38.0 54 BLIND BULL SUM 8650 12.6 26.4 48 9.7 21.0 46 COTTONWOOD CREEK 7670 13.1 22.3 59 17.6 25.8 68 EAST RIM DIVIDE 7930 4.2 12.4 34 5.7 11.4 50 GRAND TARGHEE 9260 29.4 -M * 22.9 -M * GRANITE CREEK 6770 7.7 18.3 42 10.0 19.2 52 GRASSY LAKE 7265 17.6 33.7 52 20.0 34.3 58 GROS VENTRE SUMMIT 8750 6.0 13.3 45 -M 12.1 * GUNSIGHT PASS 9820 6.4 -M * 7.7 -M * ISLAND PARK 6290 9.5 15.2 63 10.8 18.0 60 LEWIS LAKE DIVIDE 7850 13.9 33.6 41 16.0 35.0 46 LOOMIS PARK 8240 6.6 16.6 40 8.4 16.5 51 OXFORD SPRING 6740 7.4 11.7 63 11.7 16.2 72 PHILLIPS BENCH 8200 13.9 27.2 51 15.6 27.5 57 PINE CREEK PASS 6720 10.2 15.9 64 12.4 19.5 64 SALT RIVER SUMMIT 7760 8.2 13.7 60 10.0 17.6 57 SEDGWICK PEAK 7850 -M 22.0 * 13.9 21.3 65 SHEEP MTN. 6570 4.6 14.9 31 9.0 15.5 58 SLUG CREEK DIVIDE 7225 9.7 17.2 56 13.3 19.2 69 SNAKE RIVER STATION 6920 6.9 18.6 37 12.6 21.3 59 SOMSEN RANCH 6800 6.4 13.3 48 9.8 15.5 63 SPRING CREEK DIVIDE 9000 15.0 25.0 60 14.6 25.0 58 THUMB DIVIDE 7980 6.8 18.0 38 9.7 17.9 54 TOGWOTEE PASS 9580 14.4 23.3 62 14.4 23.1 62 TWO OCEAN PLATEAU 9240 16.1 26.2 61 13.0 26.2 50 WHITE ELEPHANT 7710 11.4 27.1 42 12.5 28.4 44 WILDHORSE DIVIDE 6490 10.4 17.0 61 12.4 19.3 64 WILLOW CREEK 8380 18.4 28.7 64 22.0 30.3 73 ----- ----- Basin wide percent of average 51 57 OAKLEY BASIN BOSTETTER R.S. 7500 12.8 20.4 63 13.4 14.9 90 HOWELL CANYON 7980 20.3 23.3 87 20.5 24.4 84 MAGIC MOUNTAIN 6880 15.5 19.5 79 16.5 20.5 80 ----- ----- Basin wide percent of average 77 84 SALMON FALLS BASIN BEAR CREEK 8040 11.0 20.0 55 14.7 20.7 71 BOSTETTER R.S. 7500 12.8 20.4 63 13.4 14.9 90 MAGIC MOUNTAIN 6880 15.5 19.5 79 16.5 20.5 80 POLE CREEK R.S. 8330 12.4 19.1 65 8.7 10.9 80 WILSON CREEK 7120 12.5 13.7 91 14.5 15.8 92 ----- ----- Basin wide percent of average 69 82 BRUNEAU BASIN BEAR CREEK 8040 11.0 20.0 55 14.7 20.7 71 BIG BEND 6700 8.2 9.0 91 8.8 10.3 85 POLE CREEK R.S. 8330 12.4 19.1 65 8.7 10.9 80 SEVENTYSIX CREEK 7100 8.3 11.5 72 10.0 13.6 74 WILSON CREEK 7120 12.5 13.7 91 14.5 15.8 92 ----- ----- Basin wide percent of average 71 80 OWYHEE BASIN BIG BEND 6700 8.2 9.0 91 8.8 10.3 85 FAWN CREEK 7000 13.9 17.0 82 16.3 21.5 76 JACK CREEK UPPER 7250 12.8 18.1 71 13.9 18.4 76 LAUREL DRAW 6697 10.0 9.9 101 12.9 17.2 75 MUD FLAT 5730 8.6 6.2 139 9.8 10.9 90 REYNOLDS CREEK 5600 6.4 -M * 11.4 -M * SOUTH MTN. 6500 15.5 19.4 80 18.5 21.8 85 TAYLOR CANYON 6200 3.9 4.8 81 7.4 7.5 99 ----- ----- Basin wide percent of average 86 81 BEAR RIVER BASIN BUG LAKE 7950 8.0 19.7 41 11.4 18.1 63 DRY BREAD POND 8350 10.0 21.3 47 11.3 19.6 58 EMIGRANT SUMMIT 7390 10.0 25.1 40 18.3 25.0 73 FRANKLIN BASIN 8085 15.3 27.3 56 20.4 28.3 72 GIVEOUT 6930 5.9 11.4 52 8.4 12.0 70 HAYDEN FORK 9212 10.1 15.3 66 13.5 19.4 70 KELLEY R.S. 8180 8.8 16.0 55 10.8 19.1 57 LILY LAKE 9156 9.1 12.2 75 10.5 16.1 65 MONTE CRISTO 8960 14.8 28.3 52 14.7 23.8 62 OXFORD SPRING 6740 7.4 11.7 63 11.7 16.2 72 SALT RIVER SUMMIT 7760 8.2 13.7 60 10.0 17.6 57 SEDGWICK PEAK 7850 -M 22.0 * 13.9 21.3 65 SLUG CREEK DIVIDE 7225 9.7 17.2 56 13.3 19.2 69 SPRING CREEK DIVIDE 9000 15.0 25.0 60 14.6 25.0 58 TRIAL LAKE 9992 12.7 23.6 54 11.4 23.3 49 ----- ----- Basin wide percent of average 54 64 ----------------------------------------------------------------------------- -M = Missing data * = Data may not provide a valid measure of conditions. Units = inches for the Current and Average Snow Water Equivalent and Total Precipitation values If the Basin wide percent of average value is flagged as potentially invalid, care should be taken to evaluate if the value is representative of conditions in the basin. The SNOW WATER EQUIVALENT Percent of Average represents the snow water equivalent found at selected SNOTEL sites in or near the basin compared to the average value for those sites on this day. The TOTAL PRECIPITATION Percent of Average represents the total precipitation (beginning October 1st) found at selected SNOTEL sites in or near the basin compared to the average value for those sites on this day. Contact your state water supply staff for assistance. Reference period for average conditions is 1971-2000. Provisional data, subject to revision.