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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.--575 mi². <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. New station location on June 26, 1992. Primary <br />reference is by electric drop tape. <br /> <br />REMARKS.--The record is complete and reliable. The satellite record is the primary record. Chart values <br />were used May 27-29, 1998 when the shaft encoder float cable was off the pulley. Record is <br />considered good. Station maintained and record developed by Rodger Burcher. <br /> <br />RATING TABLE.--CLEDERCO33 USED FROM 01-OCT-1997 TO 30-SEP-1998 <br /> <br />DISCHARGE, IN CFS, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 <br /> MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 19 52 52 25 22 31 36 240 474 321 283 111 <br /> 2 12 62 55 25 21 33 84 241 497 303 289 53 <br /> 3 11 44 56 26 22 35 222 252 565 285 269 34 <br /> 4 11 41 45 27 23 38 160 306 618 278 367 23 <br /> 5 10 34 37 26 23 40 133 572 631 265 351 11 <br /> 6 11 70 38 38 23 40 92 462 533 249 250 10 <br /> 7 10 62 45 35 21 57 59 582 436 285 213 9.6 <br /> 8 12 26 63 32 21 42 93 581 419 274 169 9.2 <br /> 9 11 50 83 29 21 38 52 557 368 390 154 14 <br /> 10 11 54 69 28 23 39 47 478 330 366 174 13 <br /> 11 12 46 63 30 23 39 57 488 315 371 165 13 <br /> 12 72 56 47 29 22 45 73 474 279 287 103 13 <br /> 13 42 46 42 29 23 46 90 458 312 241 44 65 <br /> 14 22 55 55 29 25 46 128 460 302 184 28 42 <br /> 15 15 66 61 28 23 44 141 370 284 137 43 29 <br /> 16 17 51 60 32 30 46 137 299 225 88 33 22 <br /> 17 27 56 69 31 27 48 109 250 204 66 32 25 <br /> 18 27 61 67 29 26 122 297 243 193 39 26 20 <br /> 19 33 70 60 26 26 152 175 224 172 30 20 22 <br /> 20 39 83 52 25 25 98 177 262 197 24 16 24 <br /> 21 45 42 44 25 24 80 167 268 257 20 17 39 <br /> 22 37 43 44 23 24 72 188 318 297 106 17 48 <br /> 23 34 55 33 21 23 75 207 456 291 215 14 30 <br /> 24 135 56 30 20 25 73 238 373 271 293 14 28 <br /> 25 116 51 30 20 28 64 276 351 233 357 20 10 <br /> 26 184 52 31 20 29 66 541 318 234 363 15 9.1 <br /> 27 218 46 31 21 28 67 321 328 258 195 10 9.1 <br /> 28 163 89 34 22 29 50 295 370 277 114 11 9.1 <br /> 29 116 59 31 22 --- 49 271 434 290 141 13 9.8 <br /> 30 89 47 39 22 --- 82 243 485 295 197 9.7 14 <br /> 31 67 --- 36 24 --- 68 --- 486 --- 267 24 --- <br /> <br /> TOTAL 1628 1625 1502 819 680 1825 5109 11986 10057 6751 3193.7 768.9 <br /> MEAN 52.5 54.2 48.5 26.4 24.3 58.9 170 387 335 218 103 25.6 <br /> AC-FT 3230 3220 2980 1620 1350 3620 10130 23770 19950 13390 6330 1530 <br /> MAX 218 89 83 38 30 152 541 582 631 390 367 111 <br /> MIN 10 26 30 20 21 31 36 224 172 20 9.7 9.1 <br /> <br /> CAL YR 1997 TOTAL 61823.0 MEAN 169 MAX 1590 MIN 4.5 AC-FT 122600 <br /> WTR YR 1998 TOTAL 45944.6 MEAN 126 MAX 631 MIN 9.1 AC-FT 91130 <br /> <br /> MAX DISCH 1614 CFS AT 2215 05-MAY-1998 GH 3.54 FT. SHIFT 0.18 FT. MAX GH 3.54 FT. AT 2215 05-MAY-1998 <br /> <br /> FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br /> <br />0 <br />100 <br />200 <br />300 <br />400 <br />500 <br />600 <br />700 <br />OctNovDecJanFebMarAprMayJunJulAugSep