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<br /> <br /> <br /> 40 <br /> <br /> PLATTE RIVER BASIN <br /> <br /> 06755900 SOUTH PLATTE RIVER AT BALZAC, CO <br /> <br />LOCATION.--Lat 40°21'27", long 103°27'58", in SW¼NE¼ sec.33, T.5 N., R.55 W., Morgan County, Hydrologic Unit 10190012, on <br />bank 4.3 mi northeast of Snyder, and .7 mi downstream from North Sterling Canal. <br /> <br />DRAINAGE AREA.--16,852 mi2. <br /> <br />GAGE.--Graphic water-stage A-35 recorder with satellite telemetry. <br /> <br />REMARKS.--Natural flow of stream affected by transmountain and transbasin diversions, storage reservoirs, ground-water <br />withdrawals and diversions above station for irrigation. Station maintained and records developed by George E. <br />Sievers. <br /> <br />RATING TABLE.--PLABALCO02 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 61 27 28 550 820 288 214 247 124 274 279 243 <br /> 2 85 29 29 590 870 283 201 232 144 246 146 263 <br /> 3 87 29 48 650 930 291 182 258 387 223 257 257 <br /> 4 47 28 70 720 800 289 178 310 3000 183 280 260 <br /> 5 58 28 67 710 780 277 169 274 3200 169 601 304 <br /> 6 72 27 72 680 770 252 160 310 1960 179 948 322 <br /> 7 74 27 74 670 750 239 156 368 1490 167 954 343 <br /> 8 79 28 74 670 720 244 149 432 1470 163 1210 403 <br /> 9 86 33 70 590 610 243 136 405 1890 164 1050 483 <br /> 10 100 31 53 590 550 247 124 330 2010 193 713 500 <br /> 11 125 29 32 590 480 262 124 290 1520 169 463 477 <br /> 12 102 29 31 580 440 309 128 240 2010 244 377 891 <br /> 13 81 31 53 580 420 294 153 200 1940 342 332 773 <br /> 14 59 27 117 590 400 247 198 160 1790 285 260 745 <br /> 15 53 25 113 500 367 234 222 130 1950 460 211 703 <br /> 16 40 23 108 290 376 262 87 110 2020 364 188 514 <br /> 17 34 23 104 310 365 273 73 153 1860 238 160 443 <br /> 18 28 24 105 310 329 220 111 152 1620 194 148 385 <br /> 19 25 25 171 350 288 229 160 426 1050 157 185 374 <br /> 20 23 26 171 430 276 240 138 272 487 146 236 366 <br /> 21 23 25 147 420 306 220 125 192 143 154 237 336 <br /> 22 24 25 202 470 308 200 110 129 99 146 229 288 <br /> 23 24 25 302 610 284 200 107 89 89 236 215 255 <br /> 24 24 25 365 610 251 210 76 88 224 719 233 235 <br /> 25 24 25 488 650 263 210 73 148 190 1520 228 199 <br /> 26 27 25 553 690 261 220 54 517 136 903 211 168 <br /> 27 28 24 550 720 264 195 70 388 114 642 188 157 <br /> 28 25 23 550 740 286 197 53 270 97 530 154 144 <br /> 29 25 22 550 810 --- 196 44 250 110 712 156 145 <br /> 30 25 27 550 820 --- 190 192 364 255 642 138 152 <br /> 31 27 --- 540 770 --- 186 --- 95 --- 469 142 --- <br /> <br />TOTAL 1595 795 6387 18260 13564 7447 3967 7829 33379 11233 11129 11128 <br />MEAN 51.5 26.5 206 589 484 240 132 253 1113 362 359 371 <br />AC-FT 3160 1580 12670 36220 26900 14770 7870 15530 66210 22280 22070 22070 <br />MAX 125 33 553 820 930 309 222 517 3200 1520 1210 891 <br />MIN 23 22 28 290 251 186 44 88 89 146 138 144 <br /> <br />CAL YR 1990 TOTAL 144185 MEAN 395 MAX 1500 MIN 22 AC-FT 286000 <br />WTR YR 1991 TOTAL 126713 MEAN 347 MAX 3200 MIN 22 AC-FT 251300 <br /> <br />MAX DISCH 3783 CFS AT 2300 04-JUN-1991 GH 5.17 FT. SHIFT -0.09 FT. MAX GH 5.17 FT. AT 2300 <br />04-JUN-1991