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<br />COLORADO, WATER CONSERVATION ) ARD <br />INSTREAM FLOW RECOMMENDATIONS <br /> <br />RECOMMENDATION SUMMARY 'REPORT <br /> <br />STREAM: North Clear Creek <br />WATERSHED: Rio Grande <br /> <br />ID: 92/3/A-11 <br />DIV: 3 COUNTY: Hinsdale <br /> <br />RECOMMENDATION <br />FLOW (cfs): 3.5 <br />1 <br /> <br />(4/1-10/31) <br />(11/1-3/31) <br /> <br />LENGTH (miles): <br /> <br />2.3 <br /> <br />UPPER TERMINUS: <br /> <br />headwaters at <br />lat 37 48 52N long 107 19 22W <br /> <br />LOWER TERMINUS: <br /> <br />USFS Boundary in <br />NW SW Sll T41N R4W NMPM <br /> <br />USGS QUADS: <br /> <br />Finger Mesa <br /> <br />FISH SURVEY <br />DOW CODE: 45852 <br />SAMPLE SUMMARY: <br /> <br />DATE: 07/23/80 <br /> <br />LOCATION: Pearl Lakes Area. <br />180 ft electrofished. Sample included: <br />3 cutthroat trout (7"-9") and 42 brook trout (4"-8"). <br /> <br />FIELD SURVEY DATE: 07/27/89 <br />CROSS SECTION LOCATION: Aprox.5 mile onto USFS land from Pearl Lake. <br />MEASURED FLOW (cfs): 2.32 GRASSLINE WIDTH (ft): 14.49 PHOTOS: 3 <br />REMARKS: Lots of rain over prior 6-7 days, 1 fish seen. <br />Note: 1989 was considered a below average water year in Rio Grande Basin <br /> <br />HYDRAULIC ANALYSIS <br />AT RECOMMENDED <br />FLOW (cfs): <br /> <br />AVE DEPTH (ft): 0.32-0.36 <br />% WET PERIM.: 92%-94% <br />AVE VEL. ,(fps): 0.71-0.76 <br />REMARKS: 3.5 cfs meets 2 of 3 criteria. Lower winter flow (1 cfs) <br />meets average depth and wetted perimeter criteria. These flows are <br />required to protect the fishery in ,this stream reach. <br /> <br />3.5 (4/1-10/31) <br /> <br />WATER AVAILABILITY <br />METHOD: Synthesized from USGS method WRIR 85-4086 for North Clear Creek <br />AVERAGE MONTHLY FLOWS (cfs) <br />OCT NOV DEC JAN FEB MAR APR' MAY JUN JUL AUG SEP <br />4.8 3.5 2.6 2.1 2.1 2.5 7.7 31.' 39. 15. 10. 6.4 <br />IMPORTED WATER: None. TRANSBASIN DIVS: None. <br />INBASIN DIVERSIONS: None. <br />REMARKS: See attached hydrograph. <br /> <br />CONSULTATIONS <br />DOW: Jay Skinner <br />DWR: Steve Vandiver <br /> <br />APPROVED BY: ~ <br /> <br />08/09/93 <br />09/08/93 <br /> <br />DATE:#-, <br /> <br />PREPARED BY: Uppendahl <br />