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USGS Daily Statistics for the Nation

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 06482000 BIG SIOUX RIVER AT SIOUX FALLS SD


Minnehaha County, South Dakota
Hydrologic Unit Code 10170203
Latitude  43°30'04", Longitude  96°44'53" NAD27
Drainage area 4,642  square miles
Contributing drainage area 3,759  square miles
Gage datum 1,393.58 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 1943-10-01 -> 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 68 46 200 1,070 587 405 467 259 189 179 154 86
2 61 46 198 995 566 397 429 267 172 186 149 83
3 56 44 200 959 542 439 457 265 174 213 142 83
4 53 42 198 978 538 460 477 294 156 205 140 85
5 51 43 232 1,070 528 460 430 284 168 199 142 85
6 49 43 214 1,260 527 432 412 255 162 203 145 84
7 49 41 190 1,390 531 409 420 273 161 200 141 81
8 50 38 173 1,220 530 443 387 248 164 197 139 83
9 60 36 194 1,050 544 442 360 234 171 191 137 84
10 59 39 257 965 524 500 356 242 166 211 132 79
11 57 50 354 940 532 474 388 255 196 200 126 84
12 54 61 385 899 529 473 372 246 245 189 120 86
13 52 66 432 864 507 474 354 236 301 180 118 88
14 51 82 645 800 492 464 361 226 273 179 119 85
15 49 117 611 765 475 509 352 220 292 177 127 81
16 47 115 661 764 456 530 324 222 268 172 125 77
17 46 101 708 715 456 922 316 218 234 169 120 71
18 44 91 706 680 441 855 295 219 215 170 131 70
19 43 97 689 658 426 828 280 223 212 164 128 68
20 45 97 697 644 430 722 280 224 296 158 125 66
21 55 95 654 612 437 857 340 224 319 157 117 66
22 55 94 613 617 464 835 378 200 260 163 112 63
23 48 109 594 614 459 666 323 199 239 174 112 60
24 42 109 687 604 466 594 284 201 248 164 108 58
25 42 96 740 611 464 535 270 206 230 159 98 60
26 42 197 711 617 515 562 253 209 212 162 91 65
27 42 286 669 630 537 588 275 209 205 161 88 62
28 45 303 715 621 504 575 260 257 197 153 95 61
29 46 512 932 589 463 512 307 226 189 149 87 61
30 46   1,200 579 459 480 408 195 182 151 88 69
31 47   1,020   442   313 204   153   84