Laserfiche WebLink
r <br />------------------ - - - - -- <br />SOUTH PLATTE RIVER BASIN <br />Streamflow Forecasts - April 1, 2003 <br />r; <br />F <br />n <br />ti <br />9 <br />V <br />n <br />Drier =____= <br />Future Conditions = _____= <br />Wetter <br />Forecast Point <br />Forecast <br />______ ______________ <br />Chance Of Exceeding <br />Period <br />90% <br />70% <br />501 <br />(Most Probable) <br />3096 <br />1096 <br />30 -Yr Avg. <br />(1000AF) <br />(1000AF) <br />(1000AF) (% AVG.)- <br />_-- <br />(1000AF)-- (1000AF) -�- <br />-- (1000AF) <br />Antero Reservoir Inflow <br />APR -JUL <br />2.8 <br />4.2 <br />5.4 42 ( <br />7.0 <br />10.3 <br />13.0 <br />Spinney Mountain Reservoir Inflow <br />APR -JUL <br />18.9 <br />25 <br />30 75 <br />36 <br />48 <br />40 <br />Elevenmile.Canyon Reservoir Inflow <br />APR -JUL <br />18.1 <br />25 <br />30 73 <br />35 <br />42 <br />41 <br />Cheesman Lake Inflow <br />APR -JUL <br />46 <br />56 <br />65 73 <br />75 <br />92 <br />89 <br />South Platte River at South Platte <br />APR -SEP <br />111 <br />152 <br />180 78 <br />208 <br />248 <br />230 <br />Bear Creek at Morrison <br />APR -SEP <br />13.2 <br />19.0 <br />23 74 <br />27 <br />33 <br />31 <br />Clear Creek at Golden <br />APR -SEP <br />78 <br />103 <br />120 90 <br />( <br />137 <br />.162 <br />134 <br />St. Vrain Creek at Lyons <br />APR -SEP <br />53 <br />65 <br />` <br />73 87 <br />81 <br />93 <br />84 <br />Boulder Creek nr Orodell <br />APR -SEP <br />42 <br />49 <br />54 102 <br />4 <br />59 <br />66 <br />53 <br />South Boulder nr Eldorado Spgs <br />APR -SEP <br />31 <br />37 <br />42 91 <br />47,_ <br />53 <br />46 <br />Big Thompson River at mouth nr Drake <br />APR -SEP <br />83 <br />99 <br />110 94 <br />121 <br />137 <br />117 <br />Cache La Poudre at Canyon Mouth <br />APR - SEP <br />230 <br />265 96 <br />- <br />- -- 300 - - - - -- <br />-355 <br />275 <br />SOUTH PLATTE <br />- - - - -- -177 - -- <br />RIVER BASIN <br />SOUTH PLATTE RIVER <br />BASIN <br />Reservoir Storage (1000 <br />AF) - End <br />of March <br />Watershed Snowpack <br />Analysis <br />- April <br />1, 2003 <br />Usable <br />* ** Usable <br />Storage <br />* ** <br />Number <br />This <br />Year as % of <br />Reservoir <br />Capacity) <br />This <br />Last <br />( <br />Watershed <br />of <br />Year <br />Year <br />Avg <br />Data Sites <br />Last <br />Yr Average <br />ANTERO <br />20.0 <br />0.0 <br />20.0 <br />15.9 <br />BIG THOMPSON BASIN <br />6 <br />202 <br />122 <br />BARR LAKE <br />32.0 <br />20.7 <br />27.4 <br />27.9 <br />BOULDER CREEK BASIN <br />5 <br />261 <br />130 <br />BLACK HOLLOW <br />8.0 <br />2.0 <br />2.7 <br />4.0 <br />CACHE LA POUDRE BASIN <br />8 <br />177 <br />116 <br />BOYD LAKE <br />49.0 <br />6.0 <br />20.5 <br />33.0 <br />CLEAR CREEK BASIN <br />4 <br />219 <br />116 <br />CACHE LA POUDRE <br />10.0 <br />3.5 <br />4.2 <br />8.6 <br />SAINT VRAIN BASIN <br />4 <br />238 <br />126 <br />CATER <br />108.9 <br />99.9 <br />107.5 <br />100.9 <br />UPPER SOUTH PLATTE BASIN 15 <br />204 <br />93 <br />CHAMBERS LAKE <br />9.0 <br />1.7 <br />4.0 <br />3.3 <br />TOTAL SOUTH PLATTE BASIN 41 <br />211 <br />114 <br />CHEESMAN <br />79.0 <br />46.2 <br />59.0 <br />60.8 <br />COBB LAKE - -' <br />34.0 <br />2.5 <br />6.8 <br />13.9 <br />ELEVEN MILE <br />97.8 <br />44.9 <br />99.6 <br />96.4 <br />EMPIRE ' <br />38.0 <br />26.4 <br />33.7 <br />31.8 <br />FOSSIL CREEK <br />12.0 <br />8.3 <br />9.9 <br />7.9 <br />GROSS <br />41.8 <br />16.5 <br />19.2 <br />23.9 <br />HALLIGAN <br />6.4 <br />3.8 <br />3.5 <br />4.7 <br />HORSECREEK <br />16.0 <br />1.4 <br />14.5 <br />13.9 <br />HORSETOOTH <br />149.7 <br />29.9 <br />26.5 <br />119.1 ` <br />JACKSON <br />35.0 <br />24.7 <br />26.1 <br />29.9 <br />JULESBURG <br />28.0 <br />21.7 <br />18.2 <br />20.8 <br />LAKE LOVELAND <br />14.0 <br />8.5 <br />10.3 <br />9.0 <br />LONE TREE <br />9.0 <br />8.5 <br />8.7 <br />7.2 <br />MARIANO <br />.6.0 <br />0.5 <br />3.2 <br />4.5 <br />MARSHALL <br />10.0 <br />4.9 <br />5.0 <br />6.0 <br />MARSTON <br />13.0 <br />9.7 <br />7.7 <br />13.3 <br />MILTON <br />24.0 <br />4.9 <br />21.2 <br />18.3 <br />POINT OF ROCKS <br />70.0 <br />38.1 <br />68.2 <br />68.8 <br />PREWITT <br />33.0 <br />8.9 <br />21.2 <br />25.0 <br />RIVERSIDE <br />63.1 <br />46.4 <br />55.6 <br />58.2 <br />SPINNEY MOUNTAIN <br />48.7 <br />12.6 <br />23.3 <br />32.1 <br />STANDLEY' <br />42.0 <br />20.7 <br />31.1 <br />34.6 <br />TERRY LAKE <br />8.0 <br />2.5 <br />5.1 <br />5.4 <br />- <br />UNION - <br />13.0 <br />6.3 <br />9.6 <br />11.1 <br />- <br />WINDSOR <br />19.0 <br />0.8 <br />6.5 <br />12.4 <br />* 90 %; 70 %, 30 %, and 10% chances of exceeding <br />are the probabilities that <br />the actual volume will <br />exceed the <br />volumes <br />in the table. <br />The average is computed for the 1971 -2000 base <br />period. <br />(1) - The values listed under the 10% and 90% <br />Chance of <br />Exceeding are actually 5% and 951 exceedance_ levels. <br />(2) - The value is natural volume - <br />actual volume <br />may be <br />affected <br />by upstream water management. <br />r; <br />F <br />n <br />ti <br />9 <br />V <br />n <br />