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.....~.g.---=..~.=_.=.=._=....====..=._.__._..===..___.a..__=_=_==__..==_....._........._.....=.=.__...................__......... SAN MIGUEL, DOLORES, ANIMAS, AND SAN JUAN RIVER BASINS Streamflow Forecasts - March 1, 2004 ....----.....-...................=-....=..........................................................................-............... Lilylands Reservoir Inlet Wetter -....>> I I .....==............. Chance Of Exceeding * ...=.................. I 90.. 70.. 50.. (Most Probable) 30.. 10.. I 30-Yr Avg. I (lOOOAF) (1000AF) I (lOOOAF) (.. AVG.) I (1000AF) (lOOOAF) I (1000AF) ....---........................=-...==......====.-....--_......-=.=.I..._.._...a~_....==..__I==........_..==..........=_.......... Dolon" River at Dolor~" s><PR-JUl, 160 215 I 255 96 I 295 350 255 McPhee Reservoir inflow APR-JUL 195 260 I 305 95 I 350 415 320 San Miguel River nr Placerville APR-JUL 77 105 I 125 95 I US 173 132 Gurley Reservoir Inlet APR-JUL 9.7 13.5 I 16.0 97 I 18.5 23 16.5 APRIL , 1. 66 100 I 1. 66 MAY I 8.50 96 I 8.83 JUNE I 4.50 96 I 4.67 JULY I 1. 34 102 I 1. 32 APR-JUL 1.29 2.60 I 3.50 99 I 4.40 5.70 3.53 APRIL I 0.46 100 1 0.46 MAY I 1.62 99 I 1.64 JUNE I 1. 04 100 I 1. 04 JULY I 0.38 100 I 0.38 APR-JUL 1.62 2.30 I 2.70 94 I 3.10 3.80 2.86 APRIL , 0.40 100 I 0.40' MAY I 1.20 91 I 1.32 JUNE I 0.80 92 I 0.87 JULY I 0.30 111 I 0.27 APR-JUL 33 47 I 57 108 I 67 81 53 APR-JUL 43 61 I 73 106 I 85 103 .69 APR-JUL 261 367 I 450 111' 541 691 405 APR-JUL 172 225 I 260 113 I 295 350 230 APR-JUL 147 187 I 215 105 I 245 285 205 APR-JUL 555 745 I 880 110' 1015 1205 800 APR-JUL 305 390 I 450 102 I 510 595 440 APR-JUL 36 50 I 60 103 I 70 84 58 APR-JUL 11.5 18.0 I 22 88 I 26 32 25 APR-JUL 13.0 27 I 36 90 I 45 59 40 APRIL I 6.00 103 I 5.80 MAY I 15.0 94 I 15.9 JUNE I 11.0 80 I 13.7 JULY I 4.00 87 I 4.60 <<...... Drier .._._= Future Conditions Forecast Point Forecast Period Cone Reservoir Inlet Rio Blanco at Blanco Diversion Navajo River at Oso Diversion San Juan River nr Carracus Pieqra River nr Arboles Vallecito Reservoir Inflow Navajo Reservoir Inflow Animas River at Durango Lemon Reservoir Inflow La Plata River at Hesperus Ma~cos River nr Mancos ......-.............=............................................................................................................. SAN MIGUEL, DOLORES, ANIMAS, AND SAN JUAN RIVER BASINS I SAN MIGUEL, DOLORES, ANIMAS, AND SAN JUAN RIVER BASINS Reservoir Storage (1000 AF) - End of February I Watershed Snowpack Analysis _ March 1, 20~4 ................................==......,.........................~-............._...........=..................................... Usable I *** Usable Storage *** I Number This Year as .. of Reservoir Capacity I This Last I Watershed of ................. I Year Year Avg I Data Sites Last Yr Average ....~..=........................==......................................1...................................=....=................ GROUNDHOG 21.7 7.0 3.8 12.0 I ANIMAS RIVER BASIN 9 142 104 JACKSON GULCH 10.0 2.9 2.6 4.6 I DOLORES RIVER BASIN 7 120 100 LEMON 40.0 9.9 6.0 20.4 I SAN MIGUEL RIVER BASIN 5 117 101 MCPHEE 381.2 169.6 162.9 276.3' SAN JUAN RIVER BASIN 4 162 114 NARRAGUINNEP 19.0 14.5 8.5 13.5' TOTAL SAN MIGUEL, DOLORES 24 136 105 VALLECITO 126.0 56.9 37.6 60.8 I AN JUAN RIVER BASINS ........................=..=-..==......................-......................................................................a.=. * 90", 70", 30", and 10.. chances of exceeding are the probabilities that the actual volume will exceed the volumes in the table. The average is computed for the 1971-2000 base period. (1) - The values listed under the 10.. and 90.. Chance of Exceeding are actually 5.. and 95.. exceedance levels. (2) - The value is natural volume - actual volume may be affected by upstream water management.