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29 <br /> <br />PLATTE RIVER BASIN <br /> <br />06729500 SOUTH BOULDER CREEK NEAR ELDORADO SPRINGS, CO <br /> <br />LOCATION.--Lat 39°55'52", long 105°17'43", in SE¼ sec. 26, T.l S., R.71 W., Boulder County, Hydrologic <br />Unit 10190005, on left bank 0.2 mi downstream from South Draw, 1.0 mi west of Eldorado Springs, 1.8 <br />mi downstream from South Boulder diversion canal, 5.0 mi south of Boulder, and 6.7 mi downstream <br />from Gross Reservoir. <br /> <br />DRAINAGE AREA.--109 mi². <br /> <br />GAGE.--Water-stage recorder with satellite telemetry and shaft encoder in metal box shelter with <br />supplemental outside chain gage. <br /> <br />REMARKS.--Record is complete and reliable except for the following periods: Dec. 5-6, 1993 when float was <br />frozen in ice. Dec. 7, 1993-Mar. 10, 1994 when station was closed. Mar. 11, 1994 partial record <br />when station was opened. Record was affected by ice in the well and on the control Oct. 29-30; Nov. <br />24-27, 1993; Mar. 27-28, 30, 1994. Graphic chart record was used on May 17, 1994. Record is good, <br />except for periods of no gage-height record and ice affect, which is fair. Station maintained and <br />records developed by Fred Renner. <br /> <br />RATING TABLE.--BOCELSCO21 USED FROM 01-OCT-1993 TO 30-SEP-1994 <br /> <br />DISCHARGE, IN CFS, WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 <br />MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 29 23 3.4 12 7.0 15 24 116 290 80 29 13 <br /> 2 43 22 12 12 7.0 15 25 108 329 73 39 12 <br /> 3 43 22 12 12 7.0 15 24 94 315 72 49 11 <br /> 4 44 23 12 12 7.0 15 25 84 298 72 50 13 <br /> 5 42 22 12 12 7.0 15 25 85 301 64 50 14 <br /> 6 39 22 12 12 7.0 15 25 90 301 58 49 13 <br /> 7 29 22 12 12 7.0 15 25 92 284 54 49 9.4 <br /> 8 12 24 12 12 5.0 15 25 91 257 55 47 9.1 <br /> 9 12 22 12 11 4.0 16 26 114 241 51 48 9.1 <br /> 10 12 23 12 10 4.0 16 27 143 225 50 47 9.1 <br /> 11 12 24 14 9.0 4.5 16 26 151 212 49 45 8.9 <br /> 12 12 25 15 8.0 4.5 16 28 174 195 54 44 9.0 <br /> 13 12 24 13 8.0 4.0 16 33 209 182 40 44 9.5 <br /> 14 12 26 13 8.0 4.0 16 35 214 169 36 35 9.4 <br /> 15 12 25 12 8.0 4.0 16 39 217 157 35 24 9.1 <br /> 16 12 25 12 8.0 4.0 16 44 210 155 35 20 9.2 <br /> 17 13 25 12 8.0 4.0 16 44 264 153 35 18 12 <br /> 18 13 25 12 8.0 4.0 18 45 299 154 36 18 12 <br /> 19 12 25 12 8.0 4.0 22 47 302 157 34 21 11 <br /> 20 12 24 12 8.0 4.0 22 47 295 157 31 24 13 <br /> 21 12 24 12 8.0 4.5 23 54 305 156 31 23 13 <br /> 22 11 19 12 8.0 5.0 24 71 303 164 31 23 10 <br /> 23 11 13 12 8.0 7.0 24 78 301 174 30 23 9.7 <br /> 24 11 13 12 8.0 9.0 24 77 293 182 29 21 8.8 <br /> 25 11 12 12 8.0 9.0 24 73 284 168 28 18 8.4 <br /> 26 15 10 12 8.0 9.0 24 94 282 141 26 16 8.2 <br /> 27 22 9.0 12 8.0 10 24 112 267 119 25 16 8.3 <br /> 28 22 7.7 12 8.0 13 25 113 245 104 24 17 11 <br /> 29 22 6.3 12 8.0 --- 23 113 232 94 25 17 12 <br /> 30 23 1.6 12 8.0 --- 24 113 232 89 26 14 12 <br /> 31 23 --- 12 8.0 --- 24 --- 250 --- 31 13 --- <br /> <br /> TOTAL 610 588.6 370.4 286.0 169.5 589 1537 6346 5923 1320 951 317.2 <br /> MEAN 19.7 19.6 11.9 9.23 6.05 19.0 51.2 205 197 42.6 30.7 10.6 <br /> AC-FT 1210 1170 735 567 336 1170 3050 12590 11750 2620 1890 629 <br /> MAX 44 26 15 12 13 25 113 305 329 80 50 14 <br /> MIN 11 1.6 3.4 8.0 4.0 15 24 84 89 24 13 8.2 <br /> <br /> CAL YR 1993 TOTAL 23709.8 MEAN 65.0 MAX 366 MIN 1.6 AC-FT 47030 <br /> WTR YR 1994 TOTAL 19007.7 MEAN 52.1 MAX 329 MIN 1.6 AC-FT 37700 <br /> <br /> MAX DISCH 359 CFS AT 1115 02-JUN-1994 GH 3.03 FT. SHIFT -0.05 FT. MAX GH 3.03 FT. AT 1115 02-JUN-1994 <br />0 <br />200 <br />400 <br />OctNovDecJanFebMarAprMayJunJulAugSep <br />