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<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 <br />10190001, on left bank 200 ft downstream from highway bridge, 2.5 mi upstream from water line of <br />Elevenmile Canyon Reservoir, at elevation 8,561 ft. and 13 mi southeast of Hartsel. <br /> <br />DRAINAGE AREA AND PERIOD OF RECORD.--880 mi²; 1933 to present. <br /> <br />GAGE.--Water-stage recorder with satellite telemetry in a wooden shelter at a 25' Parshall flume. Datum of <br />gage is 8,612.83 ft,(Denver Board of Water Commissioners Datum). Station is owned and maintained by <br />the Denver Water Dept. Satellite telemetry is maintained by the U. S. Army Corps of Engineers and <br />the USGS. <br /> <br />REMARKS.--Primary record is hourly data taken from satellite readings with chart back-up. Chart back-up <br />was unavailable July 27, 2003 through August 11, 2003. Hourly data is verified for this period <br />using City of Aurora Spinney Mountain Operations data. Spinney Mountain Reservoir release in CFS <br />coincides closely with the CFS at this gage. Record is complete and reliable. Warmer water from <br />Spinney Reservoir release keeps this gage open year round. The record is considered good. Record <br />is developed by Michael R. Garner. <br /> <br />RATING TABLE.--STD25FTPF USED FROM 01-OCT-2002 TO 08-OCT-2003 <br /> <br /> DISCHARGE, IN CFS, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 <br /> MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 63 70 44 42 41 40 55 38 229 68 52 209 <br /> 2 70 70 44 42 41 40 53 39 209 94 101 211 <br /> 3 79 70 43 42 41 40 52 39 204 87 105 151 <br /> 4 80 70 44 42 41 40 52 38 177 85 71 199 <br /> 5 80 70 44 42 41 40 52 39 131 82 68 177 <br /> 6 80 70 44 42 42 40 52 39 101 76 88 188 <br /> 7 75 70 44 42 42 40 64 39 80 76 89 185 <br /> 8 70 66 44 42 42 40 65 38 58 66 84 233 <br /> 9 69 65 43 42 41 40 44 38 44 51 76 248 <br /> 10 69 64 44 42 42 40 52 39 45 50 83 217 <br /> 11 68 64 43 42 42 40 62 38 45 93 91 211 <br /> 12 69 68 44 41 41 40 62 37 46 130 91 195 <br /> 13 69 61 44 41 41 40 62 37 46 116 91 185 <br /> 14 103 55 43 41 41 40 62 37 73 126 91 174 <br /> 15 129 54 43 41 41 40 62 38 105 126 91 177 <br /> 16 129 55 44 41 41 40 54 37 64 155 87 169 <br /> 17 135 57 43 41 40 41 49 37 65 186 78 156 <br /> 18 140 53 43 42 41 41 48 37 83 212 74 141 <br /> 19 139 46 41 41 41 41 49 37 125 217 74 136 <br /> 20 139 46 45 41 41 40 49 37 115 210 74 135 <br /> 21 140 45 42 41 40 41 49 37 119 197 75 131 <br /> 22 129 45 44 41 40 40 49 37 144 145 76 140 <br /> 23 98 45 43 41 41 40 47 37 96 123 76 142 <br /> 24 80 43 42 41 40 41 41 37 64 131 127 137 <br /> 25 75 44 43 41 40 41 38 37 58 130 162 131 <br /> 26 70 45 44 41 40 41 38 36 48 119 162 127 <br /> 27 70 45 46 41 40 46 39 72 48 121 189 123 <br /> 28 70 45 42 41 40 52 38 109 48 139 209 122 <br /> 29 70 44 42 41 --- 52 39 133 48 113 209 122 <br /> 30 70 44 42 41 --- 52 38 154 47 96 210 116 <br /> 31 70 --- 42 41 --- 53 --- 197 --- 69 211 --- <br /> <br />TOTAL 2797 1689 1343 1283 1145 1302 1516 1644 2765 3689 3365 4988 <br />MEAN 90 56 43 41 41 42 51 53 92 119 109 166 <br />AC-FT 5550 3350 2660 2540 2270 2580 3010 3260 5480 7320 6670 9890 <br />MAX 140 70 46 42 42 53 65 197 229 217 211 248 <br />MIN 63 43 41 41 40 40 38 36 44 50 52 116 <br /> <br />-WTR YR 2003 TOTAL 27526 MEAN 75.4 MAX 248 MIN 36 AC-FT 54600 <br /> <br />MAX DISCH: 292 CFS AT 11:45 ON Sep. 8, 2003 GH 2.01 FT. SHIFT 0.01 FT. <br />MAX GH: 2.01 FT. AT 11:45 ON Sep. 8, 2003 <br /> <br />FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br /> <br />0 <br />100 <br />200 <br />300 <br />OctNovDecJanFebMarAprMayJunJulAugSep