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2 <br />PLATTE RIVER BASIN <br /> <br />06694920 SOUTH PLATTE RIVER ABOVE SPINNEY MOUNTAIN RESERVOIR, CO <br /> <br />LOCATION.--Lat 38°59'10", long 105°40'52". <br /> <br />DRAINAGE AREA.--N/A <br /> <br />GAGE.--Graphic water-stage recorder with satellite telemetry in a wooden shelter at a 25' Parshall flume. <br />Station and satellite telemetry are owned and maintained by the City of Aurora. <br /> <br />REMARKS.--Record is taken from hourly satellite readings and is complete and reliable, except for the <br />winter period Nov. 16, 1996-Mar. 28, 1997 when the flume was frozen. Record was also estimated for <br />the period Apr. 11-15, 1997 when the well froze. Satellite daily gage heights agree with chart data <br />to within 0.02 ft. Record is good in warm weather when the flume is open. Winter period estimates <br />are fair on a long term average, and poor on a daily basis. Record developed by Robert Cooper. <br /> <br />RATING TABLE.--PLASPICO01 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 50 57 45 40 25 30 69 95 367 406 344 123 <br /> 2 48 55 45 40 25 30 54 78 448 380 348 126 <br /> 3 71 54 45 40 25 30 54 72 514 354 307 173 <br /> 4 73 58 50 40 30 25 73 67 555 344 271 180 <br /> 5 71 55 50 25 30 25 67 67 577 341 281 156 <br /> 6 65 51 50 25 30 25 53 72 638 322 287 137 <br /> 7 66 28 50 25 30 25 45 75 676 299 404 135 <br /> 8 66 36 50 25 30 25 51 78 666 290 390 119 <br /> 9 65 54 50 25 30 25 57 79 728 280 325 108 <br /> 10 65 52 50 25 30 25 63 83 715 273 289 106 <br /> 11 67 47 50 25 30 25 60 88 668 283 268 105 <br /> 12 66 50 50 25 30 25 60 110 626 275 242 111 <br /> 13 64 53 50 25 30 25 60 118 591 260 248 99 <br /> 14 62 49 50 25 30 25 60 116 579 241 241 93 <br /> 15 61 50 50 25 30 25 64 119 563 230 194 91 <br /> 16 63 50 40 25 30 25 63 126 543 248 160 93 <br /> 17 65 50 40 25 30 25 67 148 530 240 153 88 <br /> 18 63 45 40 25 30 25 67 183 526 233 147 81 <br /> 19 58 45 40 25 30 65 67 230 529 256 141 74 <br /> 20 57 45 40 25 30 65 67 263 556 276 135 77 <br /> 21 51 45 40 25 30 65 68 291 586 272 132 102 <br /> 22 46 45 40 25 30 65 70 350 606 262 111 99 <br /> 23 52 45 40 25 30 65 64 359 613 252 100 98 <br /> 24 53 45 40 25 30 75 68 331 598 246 88 103 <br /> 25 51 45 40 25 30 85 74 314 558 239 91 93 <br /> 26 51 45 40 25 30 95 87 297 524 236 105 87 <br /> 27 55 45 40 25 30 105 87 270 482 226 110 84 <br /> 28 57 45 40 25 30 105 94 251 460 278 111 70 <br /> 29 58 45 40 25 --- 97 102 242 424 329 108 66 <br /> 30 52 45 40 25 --- 70 104 273 412 322 103 61 <br /> 31 54 --- 40 25 --- 71 --- 295 --- 349 120 --- <br /> <br /> TOTAL 1846 1434 1375 835 825 1493 2039 5540 16858 8842 6354 3138 <br /> MEAN 59.5 47.8 44.4 26.9 29.5 48.2 68.0 179 562 285 205 105 <br /> AC-FT 3660 2840 2730 1660 1640 2960 4040 10990 33440 17540 12600 6220 <br /> MAX 73 58 50 40 30 105 104 359 728 406 404 180 <br /> MIN 46 28 40 25 25 25 45 67 367 226 88 61 <br /> <br /> CAL YR 1996 TOTAL 46903 MEAN 128 MAX 550 MIN 28 AC-FT 93030 <br /> WTR YR 1997 TOTAL 50579 MEAN 139 MAX 728 MIN 25 AC-FT 100300 <br /> <br /> MAX DISCH 738 CFS AT 1400 09-JUN-1997 GH 3.63 FT. SHIFT -0.02 FT. MAX GH 3.63 FT. AT 1400 09-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 />500 <br />600 <br />700 <br />800 <br />OctNovDecJanFebMarAprMayJunJulAugSep