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USGS Daily Statistics for the Nation

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 06479770 BIG SIOUX RIVER NEAR BRUCE, SD


Brookings County, South Dakota
Hydrologic Unit Code 10170202
Latitude  44°28'03.2", Longitude  96°53'13.5" NAD27
Drainage area 2,396  square miles
Contributing drainage area 1,549  square miles
Gage datum 1,611.96 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 2000-10-01 -> 2025-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 77 70 74 667 784 535 494 326 208 180 206 120
2 76 68 73 672 772 545 504 315 207 182 203 118
3 76 65 75 688 742 555 480 301 217 198 197 115
4 75 65 78 711 710 543 461 283 218 211 192 113
5 75 65 86 706 699 507 441 270 205 227 188 112
6 75 66 94 707 706 486 423 273 197 229 187 113
7 74 66 106 720 721 477 447 283 192 218 181 113
8 72 64 114 784 721 460 469 299 193 205 174 111
9 72 63 124 805 719 442 481 289 197 196 169 110
10 72 62 141 796 715 436 467 302 202 193 158 109
11 72 62 176 843 707 441 451 302 177 201 154 108
12 72 63 216 841 710 455 429 287 196 210 157 107
13 72 65 238 872 713 492 406 278 216 204 153 106
14 72 67 319 842 707 509 385 269 228 197 148 105
15 71 69 390 777 677 513 382 255 218 198 145 102
16 72 73 382 765 645 496 382 251 221 203 144 101
17 71 78 419 790 617 466 371 252 235 199 145 98
18 70 87 495 781 598 433 360 276 239 192 145 96
19 69 98 484 760 580 412 347 302 228 186 143 94
20 69 111 495 762 566 393 335 335 211 182 140 91
21 69 117 574 781 565 409 332 333 207 181 132 89
22 70 115 617 800 576 429 338 309 204 185 129 88
23 71 106 668 850 594 506 340 288 217 194 124 88
24 71 96 781 859 592 554 328 272 226 192 124 86
25 71 87 740 832 574 558 315 262 245 191 120 85
26 70 85 685 805 551 511 311 261 241 189 120 84
27 71 80 644 778 530 508 306 263 220 191 120 83
28 71 74 659 767 520 523 315 255 207 190 123 83
29 71 131 697 772 514 505 337 234 197 201 123 82
30 71   710 780 510 480 342 221 193 219 122 81
31 70   696   525   338 214   206   79