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<br />"' <br /> <br />COLORADO WATER CONSERVATION BOARD <br />INSTREAM FLOW RECOMMENDATIONS <br /> <br />e <br /> <br />RECOMMENDATION SUMMARY REPORT <br /> <br />STREAM: <br />DIV: <br />ID: <br /> <br />Yankee Creek <br />1 <br />94/1/A016 <br /> <br />COUNTY: <br />WATERSHED: <br />USGS QUADS: <br /> <br />Park, Clear Creek <br />South Platte <br />Meridian Hill, Squaw Pass <br /> <br />RECOMMENDATION <br />FLOW (cfs): <br /> <br />1.75 (4/1-7/31) <br />0.50 (8/1-3/31) <br /> <br />LENGTH (miles): <br /> <br />5.1 <br /> <br />UPPER TERMINUS: <br /> <br />headwaters at <br />lat 39 33 38N long 105 25 55W <br /> <br />LOWER TERMINUS: <br /> <br />confl Bear Creek at <br />lat 39 37 44N long 105 25 17W <br /> <br />FISH SURVEY <br />DOW CODE: 10586 <br />SAMPLE SUMMARY: <br /> <br />DATE: 09/23/87 <br />LOCATION: 100 yards upstream of Bear Creek <br />245 feet electrofished. Sample included: 18 brown trout <br />(2"-11"); 37 brook trout (2"-10"). <br /> <br />FIELD SURVEY <br />CROSS SECTION LOCATION: 100 yards upstream of Bear <br />MEASURED FLOW: 0.9 GRASSLINE WIDTH (ft): <br />REMARKS: None <br /> <br />~ONALE FOR RECOMMENDATION <br />BASIS: Coldwater Fishery <br />METHODOLOGY: R2X <br />REMARKS: 1.75 cfs meet 2 of 3 criteria (average depth and wetted perimeter) <br />and is required to maintain this fishery. Lower winter flow (0.5 <br />cfs) requirement based on DOW biological recommendation. <br /> <br />DATE: 09/23/87 <br />Creek <br />9.75 PHOTOS: 3 <br /> <br />WATER AVAILABILITY <br />METHOD: Synthesized from USGS Method WRIR 85-4086 <br />AVERAGE MONTHLY FLOWS (cfs) <br />OCT NOV DEC .1AN FEB <br />1.0 0.86 .66 .55 .58 <br /> <br />MAR <br />.96 <br /> <br />APR <br />3.1 <br /> <br />MAY <br />15.2 <br /> <br />JUN <br />17.5 <br /> <br />J1JL <br />2.7 <br /> <br />AUG <br />1.2 <br /> <br />SEP <br />0.91 <br /> <br />IMPORTED WATER: None <br />TRANSBASIN DIVERSIONS: None <br />REMARKS: See attached hydrograph. As per water commissioner, senior water <br />rights do not present a water availability problem within this <br />reach of stream. <br /> <br />CONSULTATIONS <br />DOW: Jay Skinner <br />DWR: Roger Mlodzik <br /> <br />411r-ARED BY: Uppendahl <br /> <br />APPROVED BY, # <br /> <br />04/17/94 <br />05/18/94 <br />DATE: ~k' /?</ <br />/ <br />