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USGS Daily Statistics for Illinois

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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 05592000 KASKASKIA RIVER AT SHELBYVILLE, IL


Shelby County, Illinois
Hydrologic Unit Code 07140201
Latitude  39°24'25.3", Longitude  88°46'51.6" NAD83
Drainage area 1,054  square miles
Gage datum 529.78 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 1,510 1,530 1,680 1,320 906 762 956 770 391 250 326 627
2 1,510 1,590 1,650 1,310 903 738 962 759 383 261 321 641
3 1,530 1,650 1,640 1,310 884 771 932 746 371 268 315 663
4 1,520 1,690 1,650 1,320 866 793 933 740 380 273 338 690
5 1,500 1,710 1,670 1,320 862 811 907 714 385 266 358 712
6 1,530 1,700 1,670 1,290 847 851 908 694 381 250 371 749
7 1,580 1,690 1,670 1,270 847 870 925 697 374 237 388 781
8 1,620 1,670 1,650 1,280 848 881 940 699 366 227 396 813
9 1,650 1,630 1,650 1,280 855 878 977 696 352 228 395 864
10 1,680 1,600 1,680 1,280 863 886 973 697 345 238 381 916
11 1,690 1,570 1,700 1,280 897 904 967 704 335 253 368 971
12 1,660 1,550 1,690 1,270 935 908 986 689 303 283 353 998
13 1,620 1,530 1,670 1,220 887 911 986 680 270 304 363 988
14 1,590 1,500 1,680 1,220 855 908 976 668 250 309 360 966
15 1,590 1,450 1,670 1,220 848 898 978 652 230 320 340 1,030
16 1,580 1,420 1,660 1,230 819 917 983 644 243 338 347 1,120
17 1,560 1,430 1,650 1,230 808 967 982 648 244 354 363 1,160
18 1,530 1,450 1,650 1,220 777 958 971 646 254 365 386 1,220
19 1,530 1,470 1,640 1,210 777 917 951 634 265 365 400 1,270
20 1,520 1,500 1,580 1,200 800 919 922 631 266 366 400 1,240
21 1,510 1,570 1,530 1,210 813 905 889 611 263 361 408 1,240
22 1,520 1,670 1,500 1,190 814 917 855 599 259 342 418 1,270
23 1,560 1,740 1,450 1,160 802 942 874 584 254 327 435 1,290
24 1,570 1,770 1,430 1,160 776 929 887 579 244 317 446 1,300
25 1,590 1,770 1,410 1,130 762 933 880 572 234 315 466 1,300
26 1,600 1,750 1,380 1,100 736 955 854 550 237 321 508 1,320
27 1,560 1,730 1,370 1,050 730 960 820 527 250 319 541 1,370
28 1,540 1,730 1,380 1,010 748 967 815 498 262 323 566 1,400
29 1,520 1,390 1,410 961 763 969 806 458 267 326 599 1,440
30 1,520   1,410 910 769 974 794 423 259 322 619 1,470
31 1,520   1,370   760   773 408   330   1,500