####018009317#### FGUS65 KSTR 031933 ESPCO NATIONAL WEATHER SERVICE COLORADO BASIN RIVER FORECAST CENTER SALT LAKE CITY, UT WATER SUPPLY INFORMATION FOR THE COLORADO RIVER BASIN WITHIN COLORADO April 3, 2008 PRECIPITATION (% OF AVERAGE) AS OF APRIL 1: SUBBASIN MAR OCT-MAR APR1 MAR PRECIP PRECIP SNOW STRMFLW ---------------------- ------ ------- ---- -------- UPPER COLORADO 85 125 125 95 GUNNISON 70 140 130 90 DOLORES/SAN MIGUEL 35 115 130 125 SAN JUAN 35 120 125 135 YAMPA/WHITE 70 115 110 50 RESERVOIR STORAGE (KAF) AS OF MARCH 31: RESERVOIR Usable EOM Usable % of Capacity Contents Capacity ---------------------- --------- ---------- ---------- LAKE GRANBY 490.3 230.4 47 WILLIAMS FORK 96.9 81.5 84 DILLON 254.0 233.5 92 GREEN MOUNTAIN 146.9 64.1 44 TAYLOR PARK 106.2 75.2 71 BLUE MESA 829.5 439.2 53 RIDGWAY 83.2 64.8 78 MCPHEE 381.1 297.2 78 VALLECITO 125.4 39.2 31 NAVAJO 1701.3 1321.5 78 LAKE POWELL 24322.0 10799.7 44 STREAMFLOW FORECASTS: Developed: Apr 1 2008 Yampa/White Basins Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- Yampa River Stagecoach Rsvr, abv Apr-Jul 33 114 50 20 29 Steamboat Springs Apr-Jul 295 105 375 225 280 Elk River Milner, nr Apr-Jul 405 125 500 320 325 Elkhead Ck Elkhead, nr Apr-Jul 50 128 69 34 39 Maynard Gulch, blo Apr-Jul 84 142 112 60 59 Fortification Ck Fortification, nr Mar-Jun 10.0 133 14.4 6.7 7.5 Yampa River Maybell, nr Apr-Jul 1150 116 1490 820 990 Little Snake River Slater, nr Apr-Jul 200 126 250 154 159 Dixon, nr Apr-Jul 430 130 590 295 330 Lily, nr Apr-Jul 470 129 650 320 365 White River Meeker, nr Apr-Jul 300 103 385 225 290 Watson, nr Apr-Jul 325 107 450 200 305 Upper Colorado, Above Gunnison Basin Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- Colorado River Lake Granby, Granby, nr Apr-Jul 230 102 285 183 225 Willow Ck Willow Ck Res, Granby, nr Apr-Jul 60 118 78 45 51 Fraser River Winter Park Apr-Jul 22 110 27 16.0 20 Williams Fork River Williams Fork Res, Parshall, n Apr-Jul 109 115 133 88 95 Blue River Dillon Res Apr-Jul 200 120 245 161 167 Green Mtn Res Apr-Jul 335 120 415 270 280 Muddy Ck Wolford Mtn Res, blo Apr-Jul 68 113 88 51 60 Colorado River Kremmling, nr Apr-Jul 990 114 1260 725 870 Eagle River Gypsum, blo Apr-Jul 425 127 535 330 335 Colorado River Dotsero, nr Apr-Jul 1700 118 2080 1360 1440 Frying Pan River Ruedi Res, Basalt, nr Apr-Jul 200 142 250 159 141 Roaring Fork River Glenwood Springs Apr-Jul 1050 148 1270 860 710 Colorado River Glenwood Springs, blo Apr-Jul 2730 126 3320 2140 2160 Cameo, nr Apr-Jul 3120 129 3760 2480 2420 Plateau Ck Cameo, nr Apr-Jul 150 130 230 70 115 Gunnison Basin Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- Taylor River Taylor Park Res Apr-Jul 140 136 172 111 103 Almont Apr-Jul 230 139 275 187 165 East River Almont Apr-Jul 300 156 350 250 192 Gunnison River Gunnison, nr Apr-Jul 600 154 725 485 390 Tomichi Ck Gunnison Apr-Jul 125 154 184 80 81 Lake Fork River Gateview Apr-Jul 180 143 215 147 126 Gunnison River Blue Mesa Res Apr-Jul 1060 147 1370 860 720 Morrow Point Res Apr-Jul 1160 148 1350 975 785 Crystal Res Apr-Jul 1350 148 1600 1100 915 Muddy Ck Paonia Res, Bardine, nr Mar-Jun 158 158 205 115 100 Paonia Res, Bardine, nr Apr-Jul 160 157 215 115 102 NF Gunnison River Somerset, nr Apr-Jul 450 148 555 360 305 Surface Ck Cedaredge Apr-Jul 25 146 32 18.9 17.1 Uncompahgre River Ridgway Res Apr-Jul 140 137 180 107 102 Colona Apr-Jul 190 137 260 133 139 Delta Apr-Jul 165 141 235 97 117 Gunnison River Grand Junction, nr Apr-Jul 2350 151 2800 1900 1560 Dolores Basin Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- Dolores River Dolores Apr-Jul 370 140 480 280 265 Mcphee Res Apr-Jul 450 141 550 330 320 San Miguel River Placerville, nr Apr-Jul 180 136 235 136 132 Dolores River Cisco, nr Apr-Jul 940 153 1160 725 615 Upper Colorado, Confluence Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- Colorado River Cisco, nr Apr-Jul 6500 140 7990 5010 4650 Mill Ck Moab, nr, Sheley Tun, at Apr-Jul 4.8 96 7.0 3.1 5.0 San Juan Basin Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- San Juan River Pagosa Springs Apr-Jul 320 142 380 260 225 Carracas, nr Apr-Jul 620 153 780 485 405 Rio Blanco River Pagosa Springs, nr, Blanco Dam Apr-Jul 83 157 107 66 53 Navajo River Chromo, nr, Oso Div Dam, blo Apr-Jul 101 146 129 77 69 Piedra River Arboles, nr Apr-Jul 345 150 455 275 230 Los Pinos River Vallecito Res, Bayfield, nr Apr-Jul 255 124 320 200 205 San Juan River Navajo Res, Archuleta, nr Apr-Jul 1220 155 1590 910 785 Florida River Lemon Res, Durango, nr Apr-Jul 70 121 89 54 58 Animas River Durango Apr-Jul 610 139 755 485 440 San Juan River Farmington Apr-Jul 1840 152 2260 1420 1210 La Plata River Hesperus Apr-Jul 30 120 39 22 25 San Juan River Bluff, nr Apr-Jul 1910 155 2410 1410 1230 Mancos River Mancos, nr Apr-Jul 48 145 66 30 33 South Ck Lloyd's Rsvr nr Monticello, ab Mar-Jul 2.3 176 3.9 1.23 1.31 Lake Powell Period MP MP% RMAX RMIN AVG ------ ---- --- ---- ---- --- Colorado River Lake Powell, Glen Cyn Dam, at Apr-Jul 9700 122 12400 7010 7930 MP Most probable volume in 1000 acre-feet. MP% Most probable volume in percent of the 71-00 average. RMAX Volume that has a 10 percent chance of being exceeded. RMIN Volume that has a 90 percent chance of being exceeded. AVG Average volume for the 71-00 period. All forecast volumes reflect natural flow. Actual observed flow may be affected by upstream water management. CBRFC/fml $$ ####018003072#### FGUS64 KTUA 031933 ESPTUA National Weather Service Arkansas Red River Forecast Center 2008 Water Supply Forecast Issued as of April 3, 2008 Forecast Runoff Average Runoff Most Reasonable Reasonable 30YR Probable Maximum Minimum 1971-2000 Forecast Forecast % % % Point Period 1000 30YR 1000 30YR 1000 30YR 1000 (*) AF AVG. AF AVG. AF AVG. AF *(1)Apr-Sep *(2)Mar-Jun ARKANSAS RIVER Granite, Co 001 295 140 406 194 226 108 210 Salida, Co 001 460 148 600 194 335 108 310 Canon City, Co 001 575 145 693 175 362 91 397 Pueblo Abv, Co 001 700 144 755 156 360 74 485 GRAPE CREEK Westcliffe Nr, Co 001 31.0 158 47.0 240 17.0 87 19.6 CUCHARAS RIVER Boyd Ranch, La Veta 001 18.5 142 29.0 223 10.0 77 13.0 PURGATOIRE RIVER Trinidad, Co 001 52.0 118 106.0 241 17.0 39 44 HUERFANO RIVER Redwing Nr, Co 001 20.0 129 29.0 187 12.0 77 15.5 CHALK CREEK Nathrop Nr, Co 001 45.0 167 63.0 233 31.0 115 27 VERMEJO RIVER Dawson Nr, NM 002 9.10 130 21.00 300 2.60 37 7.0 EAGLE NEST RES Rsvr Inflow, NM 002 17.20 147 32.00 274 7.40 63 11.7 CIMARRON RIVER Cimarron Nr, NM 002 23.00 145 43.00 270 9.70 61 15.9 PONIL CREEK Cimarron Nr, NM 002 9.30 139 19.40 290 3.80 57 6.7 RAYADO CREEK At Sauble Ranch, NM 002 9.10 128 15.10 213 4.60 65 7.1 MORA RIVER Golondrinas Nr, NM 002 10.70 73 29.00 199 4.00 27 14.6 CONCHAS RE Rsvr Inflow, NM 002 65.00 92 155.00 218 33.00 46 71 **************************************************************** * * * This, and additional Water Supply Information, * * can be found on our Web Page at: * * * * www.srh.noaa.gov/abrfc/WaterSupply/index.php * * * **************************************************************** $$