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4 <br /> <br />PLATTE RIVER BASIN <br /> <br />06696000 SOUTH PLATTE RIVER(below Elevenmile Reservoir) NEAR LAKE GEORGE, CO <br /> <br />LOCATION.--Lat 38°54'19", long 105°28'22". in SW¼ sec. 20, T.13 S., R.72 W., Park County, Hydrologic Unit <br />10190001, on left bank 700 ft downstream from Elevenmile Canyon Reservoir and 8.2 mi southwest of <br />town of Lake George. <br /> <br />DRAINAGE AREA AND PERIOD OF RECORD.--963 mi². October 1929 to current year. Monthly data only for some <br />periods. <br /> <br />GAGE.--Water-stage recorder and satellite monitoring in a wooden shelter at a 15' Parshall flume with <br />outside staff gage. Elevation of gage is 8,458 ft from topographic map. Station is owned and <br />maintained by the Denver Water Dept. <br /> <br />REMARKS.--Record is taken from hourly satellite data and is complete and reliable. The record is good. <br />Chart values were used for June 27-Aug. 5, 1999, when the shaft encoder was inoperative. Record <br />developed by Rodger Burcher. <br /> <br />RATING TABLE.--PLAGEOCO04 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 90 50 66 76 71 80 79 185 84 563 325 116 <br /> 2 66 50 62 76 70 80 84 203 77 528 337 125 <br /> 3 44 50 68 76 67 78 89 206 74 511 342 128 <br /> 4 57 50 68 76 65 75 87 199 77 503 357 127 <br /> 5 57 51 69 77 66 76 91 175 82 493 374 124 <br /> 6 57 52 75 77 68 71 89 152 87 490 379 118 <br /> 7 57 53 82 77 69 73 88 129 99 500 399 108 <br /> 8 49 56 85 78 69 75 95 116 114 512 430 93 <br /> 9 35 58 90 79 70 73 87 106 121 507 439 88 <br /> 10 38 64 96 80 71 71 87 99 158 498 427 87 <br /> 11 38 62 100 80 73 68 78 86 207 479 402 96 <br /> 12 38 63 103 81 73 71 80 82 267 468 360 101 <br /> 13 38 56 106 82 75 72 82 77 333 460 322 109 <br /> 14 38 51 107 84 76 72 84 70 398 475 313 113 <br /> 15 38 55 106 83 77 72 87 66 451 431 300 124 <br /> 16 44 56 100 83 79 72 87 60 496 404 289 133 <br /> 17 49 60 97 86 81 69 85 59 531 378 281 136 <br /> 18 49 59 93 85 80 70 84 57 552 353 266 125 <br /> 19 49 55 88 85 81 70 84 55 572 354 248 113 <br /> 20 49 58 85 85 81 70 83 52 573 351 232 106 <br /> 21 49 61 86 86 82 71 83 51 568 346 223 100 <br /> 22 49 64 85 88 85 69 87 50 581 340 220 90 <br /> 23 50 63 84 89 80 68 92 49 584 332 216 82 <br /> 24 50 66 82 89 81 70 89 52 588 330 210 81 <br /> 25 50 63 82 87 81 72 87 85 592 337 194 82 <br /> 26 50 63 81 86 81 76 83 108 606 337 175 92 <br /> 27 50 65 80 80 79 79 81 116 622 335 158 91 <br /> 28 50 68 84 78 78 86 86 116 628 339 144 97 <br /> 29 50 70 78 75 --- 82 106 109 629 330 130 96 <br /> 30 50 71 78 73 --- 84 148 101 603 340 117 96 <br /> 31 50 --- 76 72 --- 83 --- 94 --- 321 110 --- <br /> <br /> TOTAL 1528 1763 2642 2509 2109 2298 2652 3165 11354 12945 8719 3177 <br /> MEAN 49.3 58.8 85.2 80.9 75.3 74.1 88.4 102 378 418 281 106 <br /> AC-FT 3030 3500 5240 4980 4180 4560 5260 6280 22520 25680 17290 6300 <br /> MAX 90 71 107 89 85 86 148 206 629 563 439 136 <br /> MIN 35 50 62 72 65 68 78 49 74 321 110 81 <br /> <br /> CAL YR 1998 TOTAL 35109 MEAN 96.2 MAX 351 MIN 30 AC-FT 69640 <br /> WTR YR 1999 TOTAL 54861 MEAN 150 MAX 629 MIN 35 AC-FT 108800 <br /> <br /> MAX DISCH 657 CFS AT 1600 28-JUN-1999 GH 4.57 FT. SHIFT 0.00 FT. MAX GH 4.57 FT. AT 1600 28-JUN-1999 <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 />500 <br />600 <br />700 <br />OctNovDecJanFebMarAprMayJunJulAugSep