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<br />9/21/98 - Final RSR <br /> <br />NATURAL ENVIRONMENT SURVEY <br /> <br />Survey Date: 9/15/86 <br /> <br />Survey Location: <br />e Survey Summary: <br /> <br />Basis for ISF: <br /> <br />1/4 mile d/s of Granite Cemetary. <br />150' electrofished. Sample included: 34 brook trout (2"- 9") and 1 rainbow trout <br />(10"). <br />brook and rainbow trout fishery. <br /> <br />FIELD SURVEY <br /> <br />Survey Date: 9/26/86 <br /> <br />Method Used: R2X <br />Measured Flow (cfs): 1.78 <br />Survey Location: 5E 536 TllS R80W 6PM <br />Notes: 1/4 mile d/s of Granite Cemetary. <br /> <br />Grassline Width (ft): 16.9 <br />PHOTOS: 3 <br /> <br />WATER AVAILABILITY <br /> <br /> MEAN MONTHLY FLOWS (cfs) <br /> OCT NOV DEC IAN FEB MAR APR MAY JUN JUL AUG SEP <br /> 2.6 1.8 1.3 1.1 1.0 1.2 3.0 17. 43. 13. 5.2 3.2 <br />e Cache Creek <br /> SYNTHEfIC HYDROGRAPH <br /> 5 <br /> Ui <br /> LL <br /> ~ 4 <br /> ~ <br /> ",J <br /> LL 3 --------- <br /> >- <br /> ",J <br /> :I: <br /> >- <br /> Z 2 <br /> 0 <br /> ::; <br /> z - <br /> L1i 1 ---- ---- <br /> ::; <br /> 0 <br /> OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP OCT <br /> MONTH <br /> <br />Method: <br /> <br />The Cache Creek hydro graph was derived as per the USGS WRI Report 85-4086 (Mountain <br />Region), See hydrograph below, The winter instream flow recommendation was reduced to 1.0 <br />cfs (12/1-4/30) based on the water availability analyis, As per the Division 2 Engineer, senior <br />water rights do not present a water availability problem within this reach of stream, <br /> <br />e <br /> <br />Icache2.w k41 <br /> <br /> <br /> <br /> <br />_ CWCS ISF AMOUNT <br /> <br />Div 2 Rec Sum Rpt <br />