Laserfiche WebLink
15 <br /> <br />PLATTE RIVER BASIN <br /> <br />06720000 CLEAR CREEK AT DERBY, CO <br /> <br />LOCATION.--Lat 39°49'42", long 104°57'30", in SW¼SW¼ sec. 36, T.2 S., R.68 W., Adams County, Hydrologic <br />Unit 10190004, on right bank 875 ft downstream from York Street bridge, 0.5 mi upstream from mouth, <br />and 2.5 mi west of Derby. <br /> <br />DRAINAGE AREA AND PERIOD OF RECORD.--575 mi²; 1927 to present. <br /> <br />GAGE.--Graphic water-stage recorder with satellite monitoring DCP with digital shaft encoder and Telemark <br />in a 60 inch corrugated metal shelter and well. Station at this datum since June 26, 1992. Primary <br />reference is by electric drop tape. <br /> <br />REMARKS.--The record is complete and reliable except for Dec. 20-30, 1998 when stage-discharge relationship <br />ice affected and well froze. The primary record is mean daily gage heights taken from the chart. <br />The satellite data was found to have been incorrectly time stamped for the entire year. Record is <br />good, except for ice affected days, which are estimated and the max discharge determination which is <br />also estimated. Station maintained and record developed by Robert E. Cooper. <br /> <br />RATING TABLE.--CLEDERCO34 USED FROM 01-OCT-1998 TO 30-SEP-1999 <br /> <br />DISCHARGE, IN CFS, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 <br />MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 11 19 23 28 12 12 9.7 490 648 495 1020 128 <br /> 2 40 20 19 30 12 12 62 307 580 437 789 182 <br /> 3 19 19 19 28 16 9.7 29 143 565 388 502 150 <br /> 4 31 11 20 29 15 9.7 20 75 594 343 954 59 <br /> 5 24 4.6 22 22 14 21 16 53 633 317 1160 31 <br /> 6 16 7.8 20 24 16 13 6.7 39 515 286 1000 20 <br /> 7 12 82 24 72 16 13 7.8 26 462 263 823 13 <br /> 8 12 33 28 56 17 13 4.4 24 515 318 745 12 <br /> 9 24 68 27 19 18 14 4.6 21 605 291 633 9.4 <br /> 10 20 62 29 18 20 13 5.3 88 901 291 843 9.1 <br /> 11 17 60 22 19 27 14 4.6 153 841 270 648 9.1 <br /> 12 14 66 20 14 21 34 4.3 108 815 249 475 15 <br /> 13 17 50 22 15 21 42 22 92 760 192 344 14 <br /> 14 10 42 23 16 18 18 206 129 818 165 260 12 <br /> 15 7.8 40 26 17 15 17 124 144 906 164 214 8.5 <br /> 16 35 31 27 16 16 16 27 203 888 143 182 7.8 <br /> 17 32 28 24 16 16 18 30 170 906 205 182 8.5 <br /> 18 18 30 23 16 16 18 31 163 896 114 193 7.8 <br /> 19 14 28 24 18 17 16 18 222 964 125 140 36 <br /> 20 20 46 16 18 17 14 9.7 341 963 116 156 68 <br /> 21 26 61 16 18 15 13 23 233 983 67 121 52 <br /> 22 19 23 16 29 14 20 477 320 1000 43 94 24 <br /> 23 12 19 16 18 12 21 355 381 1000 58 33 18 <br /> 24 11 20 16 17 14 16 102 529 1000 41 12 14 <br /> 25 10 22 16 16 13 18 162 849 954 57 10 9.7 <br /> 26 8.1 22 33 18 12 17 99 671 934 45 13 13 <br /> 27 13 27 60 17 13 16 75 640 834 31 21 9.1 <br /> 28 73 27 50 17 13 14 74 679 762 204 71 74 <br /> 29 27 27 38 16 --- 8.2 516 679 640 533 53 20 <br /> 30 19 27 38 18 --- 8.8 659 802 582 612 17 13 <br /> 31 19 --- 86 15 --- 8.7 --- 720 --- 959 47 --- <br /> <br /> TOTAL 630.9 1022.4 843 690 446 498.1 3184.1 9494 23464 7822 11755 1047.0 <br /> MEAN 20.4 34.1 27.2 22.3 15.9 16.1 106 306 782 252 379 34.9 <br /> AC-FT 1250 2030 1670 1370 885 988 6320 18830 46540 15510 23320 2080 <br /> MAX 73 82 86 72 27 42 659 849 1000 959 1160 182 <br /> MIN 7.8 4.6 16 14 12 8.2 4.3 21 462 31 10 7.8 <br /> <br /> CAL YR 1998 TOTAL 43685.9 MEAN 120 MAX 631 MIN 4.6 AC-FT 86650 <br /> WTR YR 1999 TOTAL 60896.5 MEAN 167 MAX 1160 MIN 4.3 AC-FT 120800 <br /> <br /> MAX DISCH 2942 CFS AT 1845 04-AUG-1999 GH 4.24 FT. SHIFT 0.02 FT. MAX GH 4.24 FT. AT 1845 04-AUG-1999 <br /> <br /> FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br /> <br />0 <br />500 <br />1000 <br />1500 <br />OctNovDecJanFebMarAprMayJunJulAugSep