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28 <br /> <br />PLATTE RIVER BASIN <br /> <br />06731000 ST. VRAIN CREEK AT MOUTH, NEAR PLATTEVILLE, CO <br /> <br />LOCATION.--Lat 40°15'29", long 104°52'45", in SE¼NW¼ sec. 3, T,3 N., R.67 W., Weld County, Hydrologic Unit <br />10190005, on right bank 140 ft downstream from bridge on county road, 1.3 mi upstream from mouth, <br />and 4.2 mi northwest of Platteville. <br /> <br />DRAINAGE AREA.--976 mi². <br /> <br />GAGE.--Water-stage recorder with satellite telemetry in a 42-inch metal pipe shelter and well. <br /> <br />REMARKS.--Record is complete and reliable except for the period of Apr. 15-Dept. 30, 1997, when a new <br />bridge was being constructed approximately 100 ft. Upstream. Station maintained and record <br />developed by Brent Schantz. <br /> <br />RATING TABLE.--SVCPLACO24 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 /> 1 242 187 154 152 129 146 150 876 703 421 418 218 <br /> 2 223 192 160 148 126 156 179 701 915 329 331 218 <br /> 3 212 177 155 160 125 150 196 595 1000 252 290 231 <br /> 4 216 171 153 154 124 162 204 530 988 233 254 246 <br /> 5 216 193 154 152 135 139 233 537 1240 193 485 254 <br /> 6 209 172 161 140 128 158 213 684 1390 253 749 258 <br /> 7 212 158 156 133 121 143 196 801 2760 290 754 301 <br /> 8 205 157 161 145 141 147 184 843 2890 280 490 288 <br /> 9 205 162 163 146 142 148 162 852 2600 258 379 285 <br /> 10 198 168 163 140 145 149 157 742 2730 272 408 281 <br /> 11 202 162 159 117 146 147 152 676 2630 284 456 268 <br /> 12 196 158 158 30 151 149 161 773 2650 324 418 254 <br /> 13 201 157 160 149 151 148 164 640 2660 324 384 241 <br /> 14 196 157 149 187 148 149 160 531 2600 321 342 224 <br /> 15 201 166 153 193 146 145 156 492 2270 315 303 222 <br /> 16 191 183 139 201 143 139 159 465 2100 292 285 229 <br /> 17 188 165 123 200 140 137 170 482 1870 267 270 236 <br /> 18 187 164 112 218 144 126 176 405 1780 251 263 247 <br /> 19 202 163 145 240 158 126 189 432 1860 246 245 255 <br /> 20 195 165 175 252 154 125 173 392 2050 283 232 324 <br /> 21 198 150 190 245 171 130 176 318 1980 296 208 354 <br /> 22 203 154 191 227 166 145 182 380 1700 276 203 352 <br /> 23 189 154 177 163 161 154 177 696 1510 270 223 396 <br /> 24 174 149 173 142 155 157 448 656 1310 300 237 418 <br /> 25 183 149 153 133 158 175 725 721 1170 352 221 372 <br /> 26 211 154 142 129 160 163 778 694 1130 352 227 327 <br /> 27 198 155 151 135 159 159 728 613 900 325 235 307 <br /> 28 197 156 149 125 156 163 752 537 743 323 241 296 <br /> 29 187 152 145 126 --- 150 894 437 659 506 226 291 <br /> 30 181 156 146 123 --- 153 993 481 578 411 233 263 <br /> 31 181 --- 152 121 --- 149 --- 562 --- 536 223 --- <br /> <br /> TOTAL 6199 4906 4822 4926 4083 4587 9387 18544 51366 9635 10233 8456 <br /> MEAN 200 164 156 159 146 148 313 598 1712 311 330 282 <br /> AC-FT 12300 9730 9560 9770 8100 9100 18620 36780 101900 19110 20300 16770 <br /> MAX 242 193 191 252 171 175 993 876 2890 536 754 418 <br /> MIN 174 149 112 30 121 125 150 318 578 193 203 218 <br /> <br /> CAL YR 1996 TOTAL 98917 MEAN 270 MAX 1690 MIN 55 AC-FT 196200 <br /> WTR YR 1997 TOTAL 137144 MEAN 376 MAX 2890 MIN 30 AC-FT 272000 <br /> <br /> MAX DISCH 3314 CFS AT 2000 07-JUN-1997 GH 7.82 FT. SHIFT -0.15 FT. MAX GH 7.82 FT. AT 2000 07-JUN-1997 <br /> <br /> FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br /> <br /> <br />0 <br />500 <br />1000 <br />1500 <br />2000 <br />2500 <br />3000 <br />3500 <br />OctNovDecJanFebMarAprMayJunJulAugSep