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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 06890900 DELAWARE R AT PERRY, KS


Jefferson County, Kansas
Hydrologic Unit Code 10270103
Latitude  39°04'30", Longitude  95°24'13" NAD27
Drainage area 1,141  square miles
Contributing drainage area 24.17  square miles
Gage datum 799.72 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 1969-10-01 -> 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
1 337 274 588 525 807 1,580 1,270 600 176 688 399 291
2 330 315 543 593 712 1,390 1,160 523 215 592 344 317
3 348 318 550 618 760 1,360 1,000 494 293 558 298 356
4 349 317 549 616 806 1,360 970 530 402 609 353 371
5 330 348 580 581 664 1,520 942 543 444 692 468 394
6 308 395 608 643 639 1,600 965 581 456 680 583 408
7 320 415 552 773 852 1,460 1,040 642 489 666 586 419
8 308 419 538 876 909 1,460 1,070 695 508 628 584 483
9 299 414 528 916 829 1,520 1,040 743 439 629 578 514
10 294 415 506 917 830 1,410 1,000 788 344 596 577 560
11 295 399 479 1,040 942 1,480 1,060 826 333 492 581 588
12 292 381 460 1,060 1,040 1,610 1,120 870 303 446 578 573
13 280 384 484 906 966 1,430 1,160 767 283 397 607 549
14 271 372 500 861 872 1,310 1,160 684 287 387 563 523
15 271 371 481 819 814 1,300 1,150 649 391 429 505 532
16 268 404 467 790 762 1,180 1,050 634 530 467 451 584
17 263 413 470 869 837 1,180 896 591 559 473 392 628
18 250 413 489 947 973 1,250 740 484 566 429 392 611
19 246 452 501 976 1,090 1,430 670 464 610 458 394 621
20 250 427 521 980 1,090 1,510 643 499 697 583 433 641
21 234 383 526 984 1,180 1,380 538 531 728 615 440 648
22 237 371 539 1,040 1,300 1,340 438 537 668 670 400 606
23 228 375 563 1,050 1,370 1,340 410 498 597 696 400 514
24 226 378 539 1,010 1,140 1,320 439 494 571 659 397 441
25 233 397 529 925 992 1,300 485 481 642 648 407 416
26 233 460 518 807 1,100 1,300 475 480 672 671 397 405
27 239 565 487 686 1,270 1,330 469 416 625 644 378 425
28 248 662 470 711 1,320 1,310 523 358 671 575 353 429
29 253 368 465 706 1,380 1,320 601 333 719 510 350 415
30 254   508 776 1,440 1,290 649 249 711 483 323 345
31 251   501   1,640   663 161   440   332