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24 <br /> <br />PLATTE RIVER BASIN <br /> <br />06729450 SOUTH BOULDER CREEK BELOW GROSS RESERVOIR NEAR COAL CREEK, CO <br /> <br />LOCATION.--Lat 39°56'19", long 105°20'55", SW¼ sec. 21, T.1 S., R.71 W., Boulder County. Diverts flow from <br />South Boulder Creek and transmountain diversions from Moffat Tunnel. <br /> <br />DRAINAGE AREA.--N/A <br /> <br />GAGE.--Graphic water-stage recorder with satellite telemetry at 25' Parshall flume with supplemental <br />outside staff. The DCP is the primary record with chart backup. Station is owned and maintained by <br />Denver Water Board personnel. <br /> <br />REMARKS.--Record is complete and reliable. Stage-discharge relation affected by ice Dec. 18-19, 1996; Jan. <br />11-13, 1997. Graphic chart record was used on July 16, 19-23, 30; Sep. 12-15, 22-30, 1997. Record <br />is good. Station maintained and record developed by Fred Renner. <br /> <br />RATING TABLE.--BOCBGRCO02 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 33 129 134 12 13 162 31 223 395 369 203 185 <br /> 2 33 129 134 12 13 162 31 199 379 380 203 185 <br /> 3 33 129 134 15 11 144 31 187 363 378 203 185 <br /> 4 33 129 134 17 9.6 120 31 186 360 379 131 185 <br /> 5 33 123 134 17 9.6 110 31 185 373 378 94 186 <br /> 6 33 120 134 17 9.6 110 31 79 381 378 173 186 <br /> 7 90 120 133 17 9.6 110 31 39 322 378 220 185 <br /> 8 117 118 133 13 9.6 110 31 101 239 396 219 154 <br /> 9 117 118 132 10 9.8 110 31 182 212 407 219 141 <br /> 10 49 118 132 10 10 96 26 205 213 407 219 138 <br /> 11 21 118 132 10 10 88 24 206 298 407 202 136 <br /> 12 20 117 132 10 7.7 92 24 215 382 356 192 127 <br /> 13 20 117 132 10 5.9 110 24 267 399 327 191 125 <br /> 14 20 118 132 10 9.2 117 24 293 397 327 191 125 <br /> 15 20 129 56 9.9 11 117 24 294 386 327 191 125 <br /> 16 22 136 12 13 11 116 25 323 373 347 198 125 <br /> 17 23 136 9.0 14 11 115 26 339 344 397 195 126 <br /> 18 23 136 7.0 14 23 115 37 341 436 405 192 125 <br /> 19 23 139 6.0 14 10 115 30 362 491 397 193 125 <br /> 20 23 141 5.7 14 79 115 30 389 516 405 193 125 <br /> 21 23 141 6.1 13 113 51 100 399 475 397 193 125 <br /> 22 23 137 6.2 13 113 25 141 402 425 392 193 134 <br /> 23 24 136 9.5 13 113 24 149 390 408 364 188 120 <br /> 24 24 136 11 13 148 30 166 385 367 331 186 110 <br /> 25 24 135 11 13 164 32 175 388 332 317 186 108 <br /> 26 24 135 12 13 164 31 175 374 310 318 186 107 <br /> 27 24 135 12 13 163 31 175 365 315 318 186 105 <br /> 28 24 134 12 13 163 31 175 366 311 317 185 104 <br /> 29 24 134 12 13 --- 31 209 382 333 227 185 95 <br /> 30 76 134 12 13 --- 31 224 392 359 187 185 93 <br /> 31 120 --- 12 13 --- 31 --- 394 --- 202 185 --- <br /> <br /> TOTAL 1196 3877 2073.5 401.9 1423.6 2682 2262 8852 10894 10915 5880 4095 <br /> MEAN 38.6 129 66.9 13.0 50.8 86.5 75.4 286 363 352 190 137 <br /> AC-FT 2370 7690 4110 797 2820 5320 4490 17560 21610 21650 11660 8120 <br /> MAX 120 141 134 17 164 162 224 402 516 407 220 186 <br /> MIN 20 117 5.7 9.9 5.9 24 24 39 212 187 94 93 <br /> <br /> CAL YR 1996 TOTAL 61997.5 MEAN 169 MAX 624 MIN 5.7 AC-FT 123000 <br /> WTR YR 1997 TOTAL 54552.0 MEAN 149 MAX 516 MIN 5.7 AC-FT 108200 <br /> <br /> MAX DISCH 549 CFS AT 0900 20-JUN-1997 GH 3.03 FT. SHIFT -0.03 FT. MAX GH 3.03 FT. AT 0900 20-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 />OctNovDecJanFebMarAprMayJunJulAugSep