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<br /> <br /> <br /> 3 <br /> <br /> PLATTE RIVER BASIN <br /> <br /> 06695000 SOUTH PLATTE RIVER ABOVE ELEVENMILE CANYON RESERVOIR, NEAR HARTSEL, CO <br /> <br />LOCATION.--Lat 38°58'03", long 105°34'51", in NE¼ sec.32, T.12 S., R.73 W., Park County, Hydrologic Unit 10190001, on left <br />bank 200 ft downstream from highway bridge, 2.5 mi upstream from water line of Elevenmile Canyon Reservoir, at <br />elevation 8,561 ft. and 13 mi southeast of Hartsel. <br /> <br />DRAINAGE AREA.--880 mi2. <br /> <br />GAGE.--Water-stage recorder with satellite telemetry in a wooden shelter at a 25' Parshall flume. Datum of gage is <br />8,612.83 ft,(Denver Board of Water Commissioners Datum). Station is owned and maintained by the Denver Water <br />Dept. Satellite telemetry is maintained by the U. S. Army Corps of Engineers and the USGS. <br /> <br />REMARKS.--Hourly record from satellite data is complete and agrees with available chart record. Where gaps exist in the <br />chart record, the satellite data was found to check closely with release records from Spinney Mountain Reservoir, <br />just upstream. Record is good. Record developed by Robert Cooper. <br /> <br />RATING TABLE.--PLAHARCO15 USED FROM 01-OCT-1991 TO 30-SEP-1992 <br /> <br /> DISCHARGE, IN CFS, WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 <br /> MEAN VALUES <br /> <br />DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 112 78 53 87 55 51 95 124 73 60 158 87 <br /> 2 107 78 54 88 54 51 103 113 57 65 164 116 <br /> 3 81 77 58 90 54 51 162 105 54 69 155 116 <br /> 4 81 77 64 88 54 52 192 93 54 53 144 123 <br /> 5 76 76 73 88 54 52 192 72 54 42 148 131 <br /> 6 68 81 73 88 56 51 192 72 54 81 151 132 <br /> 7 68 87 72 87 54 51 189 72 55 157 153 129 <br /> 8 69 87 71 87 54 52 189 72 52 167 152 132 <br /> 9 69 87 74 87 54 52 165 72 45 179 152 136 <br /> 10 69 87 75 87 54 52 151 72 45 210 152 126 <br /> 11 69 86 74 87 54 51 151 72 45 201 152 113 <br /> 12 69 96 74 87 54 51 151 68 45 187 151 103 <br /> 13 69 113 75 89 54 51 151 65 47 181 141 96 <br /> 14 68 114 74 87 53 51 151 65 50 149 116 98 <br /> 15 68 113 76 89 54 51 126 64 54 144 114 109 <br /> 16 68 113 76 87 54 50 64 64 53 166 112 117 <br /> 17 88 113 75 87 53 50 77 64 54 151 125 121 <br /> 18 102 115 75 87 55 72 77 65 54 136 120 126 <br /> 19 102 95 75 93 54 96 77 65 54 117 110 130 <br /> 20 102 62 80 86 52 96 72 65 54 110 127 148 <br /> 21 77 56 88 86 52 96 59 65 63 110 136 141 <br /> 22 61 56 87 86 52 96 59 88 61 108 139 130 <br /> 23 60 56 87 86 52 96 59 98 51 107 141 130 <br /> 24 60 58 88 86 53 96 59 85 52 108 162 130 <br /> 25 84 60 87 86 52 95 59 105 118 99 153 130 <br /> 26 104 58 87 86 53 94 59 110 203 101 78 126 <br /> 27 108 57 88 86 52 95 59 97 158 120 63 123 <br /> 28 107 52 90 74 52 94 59 78 108 101 52 127 <br /> 29 98 52 87 55 51 95 73 75 86 73 52 127 <br /> 30 77 55 88 55 --- 95 120 78 61 99 51 127 <br /> 31 77 --- 87 55 --- 95 --- 85 --- 134 51 --- <br /> <br />TOTAL 2518 2395 2385 2597 1549 2181 3392 2488 2014 3785 3875 3680 <br />MEAN 81.2 79.8 76.9 83.8 53.4 70.4 113 80.3 67.1 122 125 123 <br />AC-FT 4990 4750 4730 5150 3070 4330 6730 4930 3990 7510 7690 7300 <br />MAX 112 115 90 93 56 96 192 124 203 210 164 148 <br />MIN 60 52 53 55 51 50 59 64 45 42 51 87 <br /> <br />CAL YR 1991 TOTAL 28570 MEAN 78.3 MAX 210 MIN 28 AC-FT 56670 <br />WTR YR 1992 TOTAL 32859 MEAN 89.8 MAX 210 MIN 42 AC-FT 65180 <br /> <br />MAX DISCH 337 CFS AT 1115 25-AUG-1992 GH 2.25 FT. SHIFT -0.04 FT. MAX GH 2.25 FT. AT 1115 <br />25-AUG-1992 <br />