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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 06482020 BIG SIOUX R AT NORTH CLIFF AVE AT SIOUX FALLS,SD


Minnehaha County, South Dakota
Hydrologic Unit Code 10170203
Latitude  43°34'01.3", Longitude  96°42'39.6" NAD27
Drainage area 4,662  square miles
Contributing drainage area 3,778  square miles
Gage datum 1,295.09 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 1971-10-01 -> 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
1 193 144 465 2,360 1,760 1,280 1,340 652 419 581 423 320
2 188 145 492 2,360 1,780 1,240 1,300 642 415 545 422 323
3 184 146 507 2,320 1,730 1,200 1,220 624 386 533 418 316
4 182 144 539 2,260 1,640 1,180 1,180 633 378 519 411 305
5 184 143 571 2,210 1,590 1,160 1,190 641 368 501 410 299
6 180 143 599 2,160 1,580 1,120 1,240 598 359 509 417 288
7 173 143 640 2,230 1,630 1,100 1,230 602 377 508 405 277
8 170 145 604 2,250 1,770 1,110 1,150 586 394 511 393 265
9 167 150 618 2,160 1,740 1,070 1,070 536 403 534 394 256
10 164 164 639 2,120 1,660 1,050 1,050 540 422 569 388 245
11 161 167 684 2,110 1,650 1,050 1,090 535 420 551 370 240
12 156 165 783 2,170 1,640 1,100 1,050 522 479 533 364 244
13 153 165 902 2,180 1,630 1,130 1,020 492 574 506 346 243
14 151 163 1,140 2,140 1,610 1,150 999 477 767 491 349 244
15 149 161 1,190 2,150 1,570 1,200 993 487 766 479 357 247
16 146 161 1,240 2,130 1,510 1,240 978 480 720 470 366 246
17 145 173 1,320 2,070 1,430 1,290 983 473 651 468 367 240
18 142 206 1,410 2,070 1,370 1,230 964 477 619 455 378 234
19 141 231 1,480 2,090 1,320 1,220 883 492 643 455 376 222
20 142 246 1,550 2,030 1,290 1,290 836 512 708 460 389 215
21 145 260 1,600 2,000 1,260 1,540 843 555 730 456 385 213
22 148 283 1,740 2,010 1,260 1,800 848 529 698 457 381 210
23 145 335 1,820 2,130 1,280 1,980 812 500 721 473 376 208
24 141 339 1,850 2,100 1,250 1,870 792 473 765 462 376 209
25 137 323 1,960 2,000 1,220 1,750 787 455 784 454 363 207
26 137 325 1,990 1,930 1,260 1,660 762 440 814 448 345 206
27 138 353 2,070 1,900 1,250 1,590 774 428 778 446 330 202
28 141 389 2,110 1,870 1,260 1,520 720 462 724 432 334 196
29 143 540 2,150 1,800 1,310 1,410 682 434 686 421 322 192
30 144   2,180 1,760 1,400 1,350 742 413 646 423 322 193
31 144   2,250   1,340   703 411   425   202