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28 <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 AND PERIOD OF RECORD.--976 mi²; 1927 to present. <br /> <br />GAGE.--Graphic water-stage recorder with satellite monitoring DCP in a 54 inch metal pipe shelter and well. <br />Station reconstructed April 1996. Data collection platform is the primary record with graphic chart <br />as backup. <br /> <br />REMARKS.--The primary record is hourly satellite data. Daily maximum and minimum stages for the satellite <br />record checked to within ± 0.02 with the chart. The record is complete and reliable except for the <br />following periods when inlets were plugged: November 15, June 25-27, Aug. 28-30, Sep. 24-25. The <br />record is good. Station maintained and record developed by Brent Schantz. <br /> <br />RATING TABLE.--SVCPLACO25 USED FROM 01-OCT-2000 TO 30-SEP-2001 <br /> <br /> DISCHARGE, IN CFS, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 <br /> MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 157 132 146 104 110 110 110 102 278 127 150 145 <br /> 2 147 119 147 105 111 105 106 120 233 134 162 150 <br /> 3 144 119 143 106 113 103 105 199 210 142 176 142 <br /> 4 139 116 145 108 110 102 107 232 206 149 179 124 <br /> 5 133 122 151 107 113 102 106 511 288 149 175 118 <br /> 6 136 141 139 109 116 102 106 584 264 152 167 117 <br /> 7 139 140 145 109 114 102 102 298 224 163 176 120 <br /> 8 137 147 140 105 108 104 102 256 243 235 177 186 <br /> 9 132 147 138 110 108 105 99 234 247 272 168 257 <br /> 10 137 139 140 111 109 106 99 220 233 267 240 192 <br /> 11 126 160 135 112 111 117 171 199 216 258 194 170 <br /> 12 117 162 130 110 111 120 235 187 213 270 185 144 <br /> 13 116 165 137 112 111 119 173 181 211 262 184 136 <br /> 14 110 166 137 112 110 112 151 184 260 278 184 142 <br /> 15 105 149 130 110 107 106 132 181 213 322 186 156 <br /> 16 109 151 120 116 108 104 119 177 190 275 188 159 <br /> 17 102 154 117 110 109 107 110 172 165 214 187 157 <br /> 18 96 155 113 113 107 112 108 205 155 196 187 161 <br /> 19 94 155 117 111 108 106 110 203 156 201 187 162 <br /> 20 92 155 115 114 112 106 105 208 173 191 187 151 <br /> 21 90 146 109 109 113 105 109 232 177 189 188 143 <br /> 22 93 157 113 109 110 107 216 232 173 192 186 134 <br /> 23 115 153 113 115 112 107 229 201 175 190 183 121 <br /> 24 120 150 106 112 111 107 167 195 190 184 185 117 <br /> 25 117 149 108 115 107 108 152 184 180 181 178 105 <br /> 26 110 149 108 115 106 117 140 184 165 179 168 97 <br /> 27 109 150 110 115 108 126 126 227 149 175 166 95 <br /> 28 111 157 112 115 105 124 113 291 141 169 161 91 <br /> 29 114 150 111 118 --- 117 110 361 131 163 149 93 <br /> 30 118 151 104 119 --- 112 102 331 125 158 137 92 <br /> 31 119 --- 107 112 --- 112 --- 325 --- 151 140 --- <br /> <br />TOTAL 3684 4406 3886 3448 3078 3392 3920 7416 5984 6188 5480 4177 <br />MEAN 119 147 125 111 110 109 131 239 199 200 177 139 <br />AC-FT 7310 8740 7710 6840 6110 6730 7780 14710 11870 12270 10870 8290 <br />MAX 157 166 151 119 116 126 235 584 288 322 240 257 <br />MIN 90 116 104 104 105 102 99 102 125 127 137 91 <br /> <br />CAL YR 2000 TOTAL 0 MEAN 0 MAX 0 MIN 0 AC-FT 0 <br />WTR YR 2001 TOTAL 55059 MEAN 151 MAX 584 MIN 90 AC-FT 109200 <br /> <br />MAX DISCH: 744 CFS AT 06:00 ON May 06, 2001 GH 2.99 FT. SHIFT 0.11 FT. <br />MAX GH: 2.99 FT. AT 06:00 ON May 06, 2001 <br /> <br />FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br /> <br /> <br />0 <br />200 <br />400 <br />600 <br />800 <br />O ct N o v D ec Jan F eb M ar A pr M ay Jun Jul A ug S ep