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USGS Daily Statistics for Kansas

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Historic (pre-2007) gage-height data may contain erroneous values, such as pressure sensors encased in ice, even if they are flagged as approved. These data are made available to the public, but data users are cautioned to carefully screen the data and contact the USGS Kansas Water Science Center if they have questions or concerns about specific values.

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 07147800 WALNUT R AT WINFIELD, KS


Cowley County, Kansas
Hydrologic Unit Code 11030018
Latitude  37°13'27.85", Longitude  96°59'44.48" NAD83
Drainage area 1,880  square miles
Contributing drainage area 1,880  square miles
Gage datum 1,083.45 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 1921-10-01 -> 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
1 307 538 712 1,370 1,830 1,860 2,060 588 445 907 821 291
2 303 533 693 1,300 1,720 2,070 1,710 685 420 919 1,500 278
3 297 501 740 1,340 1,610 1,770 1,480 669 384 1,240 1,360 260
4 338 462 801 1,160 1,400 1,590 1,810 476 564 1,460 1,210 317
5 412 512 826 1,110 1,490 1,660 2,020 564 893 1,340 792 541
6 404 503 841 1,100 1,930 1,910 1,750 486 905 1,000 483 593
7 320 416 797 894 1,840 1,890 1,260 516 732 620 431 611
8 292 383 713 883 2,190 1,480 912 649 658 589 415 435
9 318 383 712 1,200 2,430 2,370 830 654 797 801 404 358
10 424 401 873 1,250 2,190 3,800 1,060 553 952 1,120 482 406
11 426 370 1,050 1,450 1,760 3,400 1,090 519 773 1,510 426 404
12 347 403 1,010 1,390 1,410 2,740 1,010 426 800 1,540 371 405
13 300 461 1,020 1,240 1,590 2,170 1,160 431 1,080 1,330 394 350
14 274 387 1,040 1,210 1,620 2,030 899 598 1,210 1,030 419 366
15 285 369 1,080 1,420 1,670 1,840 920 529 1,050 701 508 433
16 390 400 1,050 1,600 1,510 1,850 954 643 869 557 817 437
17 436 417 1,050 1,370 1,820 2,160 974 783 640 528 1,270 450
18 456 520 1,200 1,210 2,040 1,920 1,170 738 515 570 1,590 392
19 405 529 1,480 1,460 2,260 1,760 1,120 534 438 617 1,050 331
20 368 408 1,490 1,600 2,180 1,580 746 429 496 452 748 397
21 350 466 1,170 1,430 2,220 1,810 716 435 526 361 551 396
22 335 659 1,110 1,080 2,140 1,710 625 338 647 361 466 318
23 389 696 1,300 1,610 2,080 1,700 744 390 709 303 385 299
24 472 825 1,490 1,360 2,340 2,000 892 413 576 262 413 333
25 452 923 1,420 1,270 2,580 1,910 846 444 645 224 426 385
26 355 856 1,010 1,130 2,760 1,840 698 553 626 254 382 428
27 324 782 832 1,210 2,340 1,680 684 620 462 334 391 522
28 326 719 776 1,670 2,250 1,710 525 807 616 281 339 579
29 351 472 869 1,810 2,170 1,760 453 647 714 296 278 412
30 403   1,080 1,620 1,930 1,750 565 522 900 339 272 350
31 528   1,320   1,630   652 484   479   329