Laserfiche WebLink
<br /> <br /> <br /> 23 <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 10190005, on <br />right bank 140 ft downstream from bridge on county road, 1,3 mi upstream from mouth, and 4.2 mi northwest of <br />Platteville. <br /> <br />DRAINAGE AREA.--976 mi2. <br /> <br />GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 4,740 ft above National Geodetic Vertical <br />Datum of 1929, from topographic map. See WSP 1730 for history of changes prior to Apr. 25, 1960. <br /> <br />REMARKS.--Record is complete and reliable except for Jan. 20-22, 1991 when float was hung up on the oil cylinder. DCP <br />was the primary source of record. Stage discharge relation affected by ice on Dec. 20-31, 1990; Jan. 1-15, 1991. <br /> Station maintained and records developed by George Sievers. <br /> <br />RATING TABLE.--SVCPLACO23 USED FROM 01-OCT-1990 TO 30-SEP-1991 <br /> <br /> DISCHARGE, IN CFS, WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991 <br /> MEAN VALUES <br /> <br />DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 173 134 139 110 157 120 83 101 311 185 212 215 <br /> 2 166 136 136 110 157 115 83 86 1490 175 214 228 <br /> 3 164 169 134 110 155 112 85 73 1320 168 401 237 <br /> 4 170 172 136 110 144 110 86 84 913 181 567 240 <br /> 5 183 170 138 110 138 121 82 132 874 192 467 235 <br /> 6 174 187 137 110 140 132 81 112 890 179 408 237 <br /> 7 163 187 139 110 139 118 76 104 1010 185 438 281 <br /> 8 190 175 136 110 141 114 70 101 1000 197 393 311 <br /> 9 215 182 135 110 137 106 78 90 901 215 358 266 <br /> 10 203 180 133 110 141 104 81 79 902 310 355 271 <br /> 11 202 179 134 110 139 102 84 82 893 323 348 275 <br /> 12 195 170 131 110 143 108 109 81 892 336 307 267 <br /> 13 199 164 133 110 142 113 105 71 929 303 288 261 <br /> 14 187 163 138 110 136 116 91 65 935 273 279 253 <br /> 15 186 161 127 110 137 107 87 61 942 249 263 241 <br /> 16 188 158 128 133 137 106 89 174 978 225 261 229 <br /> 17 175 153 130 124 135 107 84 232 989 191 274 218 <br /> 18 167 155 129 117 134 106 85 147 820 185 256 215 <br /> 19 167 154 126 120 131 110 83 105 655 204 246 213 <br /> 20 170 152 75 118 132 109 83 99 527 247 234 202 <br /> 21 176 151 110 124 130 109 83 124 388 247 230 186 <br /> 22 171 149 110 132 130 107 86 98 472 304 218 165 <br /> 23 159 146 110 144 131 107 92 150 465 533 211 161 <br /> 24 147 144 110 131 124 106 75 162 365 523 220 164 <br /> 25 143 144 110 143 118 103 69 138 249 460 218 164 <br /> 26 144 146 110 121 120 91 70 152 172 403 209 157 <br /> 27 138 149 110 150 118 99 64 147 159 442 199 150 <br /> 28 146 142 110 147 119 93 67 156 168 388 183 148 <br /> 29 134 139 110 96 --- 85 65 150 167 331 202 143 <br /> 30 135 141 110 129 --- 84 68 139 177 273 210 173 <br /> 31 133 --- 110 153 --- 84 --- 149 --- 227 212 --- <br /> <br />TOTAL 5263 4752 3824 3732 3805 3304 2444 3644 20953 8654 8881 6506 <br />MEAN 170 158 123 120 136 107 81.5 118 698 279 286 217 <br />AC-FT 10440 9430 7580 7400 7550 6550 4850 7230 41560 17170 17620 12900 <br />MAX 215 187 139 153 157 132 109 232 1490 533 567 311 <br />MIN 133 134 75 96 118 84 64 61 159 168 183 143 <br /> <br />CAL YR 1990 TOTAL 80275 MEAN 220 MAX 896 MIN 75 AC-FT 159200 <br />WTR YR 1991 TOTAL 75762 MEAN 208 MAX 1490 MIN 61 AC-FT 150300 <br /> <br />MAX DISCH 1766 CFS AT 1415 02-JUN-1991 GH 5.41 FT. SHIFT -0.03 FT. MAX GH 5.41 FT. AT 1415 <br />02-JUN-1991