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11 <br /> <br />PLATTE RIVER BASIN <br /> <br />06710500 BEAR CREEK AT MORRISON, CO <br /> <br />LOCATION.--Lat 39°39'11", long 105°11'43", in SE¼SW¼ sec. 35, T.4 S., R.70 W., Jefferson County, Hydrologic <br />Unit 10190002, on left bank at Morrison, 180 ft upstream from bridge on State Highway 8 and 0.2 mi <br />upstream from Mount Vernon Creek. <br /> <br />DRAINAGE AREA AND PERIOD OF RECORD.--164 mi². Sporadic, incomplete data Sep. 1881 to Feb. 1902. Good data <br />October 1919 to current year. Monthly data for some periods only. Some early years published as <br />near Morrison, at Starbuck, at Idledale. Water quality data from Oct. 1976 to Sep. 1981. <br /> <br />GAGE.--Water-stage recorder with satellite telemetry, shaft encoder and Telemark in a 42-inch metal shelter <br />and well with supplemental outside wire weight gage. <br /> <br />REMARKS.--The record is complete and reliable with the exception of the period of no record caused by <br />frozen stilling well and control Dec. 6-31, 1996-Feb. 3, 1997. The stage-discharge relation was ice <br />affected Dec. 5, 1996; Feb. 4-Mar. 16, 1997. The satellite record is the primary record. Record is <br />rated as poor for periods of ice affect and missing record and rated as good for the period of <br />reliable record. Station maintained and record developed by Rodger Burcher. <br /> <br />RATING TABLE.--BCRMORCO18 USED FROM 01-OCT-1996 TO 30-SEP-1997 <br /> <br />DISCHARGE, IN CFS, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 <br /> MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 29 25 28 15 12 11 23 168 105 97 77 62 <br /> 2 27 24 22 15 12 11 23 155 117 89 73 74 <br /> 3 26 20 23 15 12 11 23 140 106 84 70 79 <br /> 4 25 22 20 15 12 11 38 128 110 80 82 83 <br /> 5 25 18 18 15 12 11 41 132 131 76 95 94 <br /> 6 24 19 18 15 12 11 32 142 173 76 124 78 <br /> 7 23 17 18 15 12 11 33 146 291 71 118 72 <br /> 8 24 11 18 14 12 12 37 134 263 67 110 68 <br /> 9 23 23 17 14 12 13 35 125 294 65 105 65 <br /> 10 22 20 17 14 12 14 36 121 341 65 122 61 <br /> 11 22 18 17 14 12 15 33 119 350 64 149 60 <br /> 12 22 19 17 14 12 16 46 113 296 65 130 60 <br /> 13 22 21 17 14 12 18 37 106 333 59 116 55 <br /> 14 22 20 17 14 12 20 37 106 341 54 103 53 <br /> 15 22 20 17 14 12 21 39 112 264 50 94 50 <br /> 16 23 21 17 14 12 23 44 114 249 47 88 49 <br /> 17 25 15 17 14 12 24 50 125 246 46 88 47 <br /> 18 20 21 16 14 12 24 55 127 216 45 91 46 <br /> 19 25 28 16 13 12 24 59 120 210 50 81 47 <br /> 20 26 26 16 13 12 27 65 116 199 66 75 61 <br /> 21 25 22 16 13 12 29 74 108 193 57 73 55 <br /> 22 19 23 16 13 12 27 71 141 183 47 68 54 <br /> 23 24 23 16 13 11 26 68 133 170 44 68 57 <br /> 24 25 21 16 13 11 26 82 137 167 44 62 59 <br /> 25 24 18 16 13 11 22 76 125 153 47 63 51 <br /> 26 26 19 16 13 11 23 89 116 142 51 67 48 <br /> 27 23 19 16 13 11 26 92 106 132 45 70 47 <br /> 28 24 20 15 13 11 24 136 101 123 69 68 42 <br /> 29 26 18 15 13 --- 26 150 99 114 68 63 39 <br /> 30 22 24 15 12 --- 21 177 100 106 81 58 39 <br /> 31 24 --- 15 12 --- 21 --- 99 --- 80 57 --- <br /> <br /> TOTAL 739 615 538 426 330 599 1801 3814 6118 1949 2708 1755 <br /> MEAN 23.8 20.5 17.4 13.7 11.8 19.3 60.0 123 204 62.9 87.4 58.5 <br /> AC-FT 1470 1220 1070 845 655 1190 3570 7570 12140 3870 5370 3480 <br /> MAX 29 28 28 15 12 29 177 168 350 97 149 94 <br /> MIN 19 11 15 12 11 11 23 99 105 44 57 39 <br /> <br /> CAL YR 1996 TOTAL 11123 MEAN 30.4 MAX 122 MIN 10 AC-FT 22060 <br /> WTR YR 1997 TOTAL 21392 MEAN 58.6 MAX 350 MIN 11 AC-FT 42430 <br /> <br /> MAX DISCH 485 CFS AT 2330 13-JUN-1997 GH 6.06 FT. SHIFT -0.26 FT. MAX GH 6.07 FT. AT 2100 07-JUN-1997 <br /> <br /> FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br />0 <br />100 <br />200 <br />300 <br />400 <br />OctNovDecJanFebMarAprMayJunJulAugSep