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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 07144550 ARKANSAS R AT DERBY, KS


Sedgwick County, Kansas
Hydrologic Unit Code 11030013
Latitude  37°32'39.50", Longitude  97°16'32.05" NAD83
Drainage area 40,830  square miles
Contributing drainage area 33,567  square miles
Gage datum 1,230.56 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 1968-10-01 -> 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
1 449 621 806 2,050 1,480 2,580 1,290 1,040 846 1,260 2,010 568
2 419 739 849 1,770 1,520 2,370 1,330 947 913 1,270 1,870 520
3 416 752 913 1,920 1,440 2,180 1,670 982 877 1,140 1,520 520
4 410 826 1,100 1,710 1,380 2,010 1,890 1,050 869 1,120 1,300 529
5 419 803 1,380 1,660 1,220 1,910 2,090 1,250 1,010 974 1,010 537
6 405 763 1,300 1,710 1,200 1,880 2,070 1,270 936 848 778 535
7 385 656 1,100 1,500 1,310 1,660 1,820 1,270 795 776 651 534
8 394 610 1,020 1,410 2,110 1,540 1,590 1,290 814 748 601 529
9 412 583 965 1,240 3,260 2,230 1,480 1,240 1,190 1,180 641 552
10 425 533 982 1,100 2,970 2,420 1,450 1,180 1,060 1,660 726 541
11 420 514 1,070 1,130 2,560 2,200 1,360 1,080 822 1,880 677 516
12 399 562 1,040 1,090 2,330 2,180 1,250 1,000 902 1,710 623 483
13 382 574 1,020 1,020 2,050 2,460 1,080 1,020 1,230 1,740 562 548
14 380 590 1,080 977 1,740 2,480 1,110 1,090 968 1,820 512 763
15 396 590 1,060 999 1,660 2,130 1,520 1,100 833 1,430 497 827
16 430 561 1,050 1,130 1,560 2,400 1,440 945 789 1,210 528 735
17 470 535 1,070 1,080 1,610 2,010 1,200 868 727 1,390 634 636
18 494 548 1,270 1,070 1,520 1,880 1,250 776 651 1,070 645 546
19 573 589 1,410 1,130 1,350 1,900 1,370 755 661 854 649 520
20 597 606 1,370 1,200 1,410 1,840 1,350 800 668 819 764 539
21 584 622 1,250 1,600 1,850 1,760 1,240 832 679 738 759 493
22 583 627 1,270 1,290 2,120 1,710 1,190 894 814 643 767 466
23 561 677 1,580 1,190 2,450 2,090 1,210 934 811 581 722 429
24 525 874 2,000 1,150 2,720 2,260 1,280 941 791 549 679 506
25 508 1,080 1,960 1,060 3,030 1,970 1,220 996 881 610 608 565
26 489 1,020 1,780 1,050 2,870 1,880 1,210 1,120 946 627 561 571
27 466 963 1,720 1,660 3,290 1,780 1,110 1,150 1,050 660 547 577
28 467 860 1,600 1,540 3,560 1,600 1,040 1,050 1,020 695 523 634
29 477 686 1,580 1,450 3,060 1,390 1,020 1,130 1,100 702 497 572
30 499   1,640 1,420 2,650 1,390 990 1,060 1,110 650 500 521
31 491   1,860   2,580   1,090 858   1,170   469