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WSP11390
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Last modified
7/29/2009 7:21:51 AM
Creation date
10/12/2006 4:56:44 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8040.970
Description
Basin Outlook Reports
State
CO
Date
1/1/2000
Author
USDOA
Title
Colorado Basin Outlook Report
Water Supply Pro - Doc Type
Publication
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<br />~===~=~~~~~====~~~~~~~===~~===~=~~===~=~~~~~~=~~~=~~~~~~~~==~~~=================================~============~=~================== <br /> <br />SOUTH PLATTE RIVER BASIN <br />Streamflow Forecasts - April 1, 2000 <br /> <br />~====================~====~=======================~===============================~~=====================~========~=============== <br /> <br />I <<====== Drier ====== Future Conditions Wetter =====>> <br />1 <br />Forecast Point ~orecast I ==================== Chance Of Exceeding ==~===============~=== <br />Period I 90'i 70% 50'i (Most Probable) I <br />I (lOOOAF) nOOOAF) I (lOOOAP) (% AVG.) I <br />.................======....========...===.......==.==.......=====...1...=.=.==========...... <br />Antero Reservoir lnflow APR-JUL 4.8 7.1 I 9.2 79 <br />1 <br />Splnney Mountain Reservoir lnUow APR-JUL 21 28 I 34 90 <br />1 <br />Elevenmile Canyon Reservoir inflow APR-JUL 22 29 I 34 90 <br />I <br />Cheesman Lake inflow APR-JUL 55 68 I 78 93 <br />I <br />South platte River at South Platte APR-SEP 129 170 I 198 93 <br />1 <br />Bear Creek at Horrison APR-SEP 18.2 24 I 28 93 <br />1 <br />Clear Creek at Golden APR-SEP BO 105 I 122 95 <br />I <br />St. Vrain Creek at Lyons APR-5EP 54 66 I 74 95 <br />I <br />Boulder Creek nr Orodell APR-SEP 39 46 I 51 9B <br />I <br />South Boulder Creek nr Eldorado Spri APR-SEP 26 ]8 I 46 102 <br />I <br />Big Thompson River at mouth nr Drake APR-SEP 9] 109 I 120 105 <br />I <br />Cache La poudre at Canyon Mouth APR-SEP 150 222 I 271 95 <br />1 <br /> <br />]0' 10' 30-Yr Avg. <br />(1000AF) (1000AF) (1000AP) <br />------------------------------------- <br />---------_._------------------------~ <br />12.0 17.6 11.7 <br />41 S' 38 <br />39 46 38 <br />90 111 84 <br />226 267 21] <br />32 38 ]0 <br />139 16. 128 <br />B2 94 78 <br />S6 63 S2 <br />S' 66 45 <br />131 147 11. <br />320 392 284 <br /> <br />SOUTH PLATTE RIVER BASIN <br />Reservoir Storage (1000 AF) End of March <br /> <br />==============================================================-=====-===========================-=====-===========-==============- <br /> <br />SOUTH PLATTE RIVER BASIN <br />Watershed 5nowpack Analysis - April 1, 2000 <br /> <br />====================================================~==================================~========================================-= <br /> <br />Reservoir <br /> <br />usable I <br />Capaci ty I <br />1 <br /> <br />... Usable Storage <br />This Last <br />Year Year Avg <br /> <br />---------------------------------------------------------------- --------------------------------------------------------- <br />----------------------------------------------------------- ------------ ------~--------------------------------------------- <br /> <br />AN'I'ERQ 20. 0 20. 0 20 .0 14. 7 <br />BARR LAKE 32. 0 28. 7 28. 9 26 .2 <br />BLACK HOLLOW B .0 ] .S ] .0 .. 1 <br />BOYD LAKE 49 .0 42. 7 '0. 7 34. 2 <br />CACHE LA POUDRE 10.0 9. 5 10. 0 B. 2 <br />CARTER 108.9 10] .5 83. 6 98.9 <br />CHAMBERS LAKE 9.0 6 .0 5. 5 ] .. <br />CHEESMAN 79.0 63.5 50. B 57.4 <br />COBB LAKE 34.0 17.5 15. 0 13.9 <br />ELEVEN MILE 97.8 99.1 99. 5 91.4 <br />EMPIRE 38.0 34.9 JO. 9 31.5 <br />FOSSIL CREEK 12.0 6.5 10. 5 7.B <br />GROSS 41.B 35.6 2S. ] 23.8 <br />HALLIGAN 6.' 6.0 2 .S '.9 <br />HORSECREEK 16.0 14.0 14. . 14.6 <br />HORSETOarH 149.7 115.8 87. . 113.9 <br />JACKSON 35.0 20.1 23 .9 32.8 <br />JULES BURG 28.0 14.7 15. ] 22.3 <br />LAKE LOVELAND 14.0 10.7 10. 9 9.1 <br />LONE TREE 9.0 B.7 B. ] 6.5 <br />MARIANO 6.0 5.0 S. 2 '.B <br />MARSHALL 10.0 B.B 7 .2 5.0 <br />MARSTON 13.0 7.9 11 .7 7.5 <br />MILTON 24.0 20.8 20. 9 16.2 <br />POINT OF ROCKS 70.0 67.9 66. 0 67.4 <br />PREWITT 3].0 22.4 22 .B 23.9 <br />RIVERS I DE 63.1 6].1 55 .0 57.1 <br />SPINNEY MOUNTAIN 48.7 38.2 28. S 33. 2 <br />STANDLEY 42.0 40.0 38. B 28.0 <br />TERRY LAKE B.O S.5 5. 5 S.' <br />UNION 13 .0 11.4 12 .] 10.6 <br />WINDSOR 19.0 13 .0 13. 0 12.1 <br /> <br />Watershed <br /> <br />This Year as % of <br /> <br />Nwnber <br />of <br />Data Sites <br /> <br />Last Yr <br /> <br />Average <br /> <br />BIG THOMPSON BASIN 6 139 105 <br />BOULDER CREEK BASIN 5 1S6 98 <br />CACHE LA POUDRE BASIN 8 327 95 <br />CLEAR CREEK BASIN . 127 100 <br />SAINT VRAIN BASIN ] 165 B4 <br />UPPER SOUTH PLATTE BASIN 17 142 94 <br />TOTAL SOUTH PLATTE BASIN 41 142 97 <br /> <br />===================================-=========-===========-~=-======================-=====================:=================--==~== <br /> <br />The average is computed for the 1961-1990 base period. <br /> <br />. 90%, 70%, 30%, and 10% chances of exceedlng are the probabilities that the actual volume will exceed the volumes in the table. <br /> <br />(1) The values listed under the 10% and 90% Chance of Exceeding are actually 5% and 95% exceedance levels. <br />(2) The value is natural volume - actual volume may be affected by upstream water management. <br />
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