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<br />) <br /> <br />, <br />COLORADO. WATER CONSERVATION _.~ <br />INSTREAM FLOW RECOMMENDATIONS <br /> <br />RECOMMENDATION SUMMARY REPORT <br /> <br />STREAM: South Clear Creek <br />WATERSHED: Rio Grande <br /> <br />ID: 92/3/A-13 <br />DIV: 3 COUNTY: Hinsdale <br /> <br />RECOMMENDATION <br />FLOW (cfs): 1.5 <br />.7 <br /> <br />(5/1-8/31) <br />(9/1-4/30) <br /> <br />LENGTH (miles): <br /> <br />1.3 <br /> <br />UPPER TERMINUS: <br /> <br />outlet of Lower Hermit Lake at <br />1at 37 48 28N long 107 13.14W <br /> <br />LOWER TERMINUS: <br /> <br />inlet of Upper Brown Lake at <br />lat 37 49 04N long 107 12 15W <br /> <br />USGS QUADS: <br /> <br />Hermit Lakes <br /> <br />FISH SURVEY <br />DOW CODE: 45876 <br />SAMPLE SUMMARY: <br /> <br />DATE: 07/24/80 <br /> <br />LOCATION: South Clear Creek Falls. <br />200 ft electrofished. Sample included: <br />34 brook trout (3"-7") and 5 rainbow trout (4"-7"). <br /> <br />FIELD SURVEY DATE: 07/28/89 <br />CROSS SECTION LOCATION: Off USFS Rd #515, above Browns Lake.. <br />MEASURED FLOW (cfs): 1.06 GRASSLINE WIDTH (ft): 9.49. PHOTOS: 6 <br />REMARKS: Fish seen in creek, fingerling to 6" trout. <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 />1.5 <br /> <br />(5/1-8/31) <br /> <br />AVE DEPTH (ft): 0.23-0.28 <br />, WET PERIM.: 81'-82' <br />AVE VEL. (fps): 1.12-1.27 <br />Lower winter.f1ow (0.7 cfs) <br />These flows are required to protect <br />0.7 cfs flow due to water <br /> <br />REMARKS: <br /> <br />1.5 cfs meets 3 of 3 criteria. <br />meets wett~d perimeter criteria. <br />the fishery in this stream reach. <br />availability. <br /> <br />WATER AVAILABILITY <br />METHOD: Synthesized from USGS method WRIR 85-4086 for South Clear Creek <br />AVERAGE MONTHLY FLOWS (cfs) <br />OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br />1.4 1.1 0.8 0.7 0.7 0.8 2.0 8.0 8.8 3.8 3.1 1.8 <br />IMPORTED WATER: None.TRANSBASIN DIVS: None. <br />INBASIN DIVERSIONS: Several senior rights within reach. <br />REMARKS: See attachedhydro9raph. As per Division Engineer, senior water <br />rights do not present a water availability problem within this reach of <br />South Clear Creek. <br /> <br />CONSULTATIONS <br />DOW: Jay Skinner <br />DWR: Steve Vandiver <br /> <br />PREPARED BY: . Uppendahl APPROVED BY: <br /> <br />~ <br /> <br />08/09/93 <br />09/08/93 <br /> <br />DATE: z/zI71 <br />