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USGS Surface-Water 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 05590950 KASKASKIA RIVER AT CHESTERVILLE, IL


Douglas County, Illinois
Hydrologic Unit Code 07140201
Latitude  39°42'10.2", Longitude  88°23'15.9" NAD83
Drainage area 358  square miles
Gage datum 599.73 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 1994-10-01 -> 2024-09-30)

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
1 609 394 609 800 845 461 408 45 37 35 226 314
2 556 361 586 690 799 503 345 41 47 33 206 335
3 451 339 559 586 755 502 290 41 57 37 190 309
4 413 325 519 577 822 671 237 40 49 40 163 251
5 477 347 508 508 844 761 232 46 46 62 135 203
6 520 474 506 454 717 746 248 40 39 82 118 178
7 461 542 466 467 631 770 224 37 31 78 113 180
8 389 581 432 459 640 724 248 41 59 78 105 205
9 375 528 434 429 780 615 260 42 105 74 94 213
10 380 471 518 396 842 570 297 43 106 69 103 210
11 437 463 574 441 899 551 341 41 93 60 112 200
12 522 482 554 500 835 589 371 31 79 63 109 216
13 585 430 539 455 837 631 353 31 62 59 99 231
14 623 382 568 428 818 622 324 47 57 67 90 229
15 574 364 567 441 752 598 279 53 94 94 83 225
16 482 343 494 439 674 646 228 45 137 109 106 213
17 383 389 423 476 676 600 172 37 117 107 190 197
18 362 492 413 510 760 524 128 45 82 98 254 197
19 376 496 473 626 783 507 101 38 64 85 277 199
20 349 492 530 659 729 539 87 38 62 75 268 191
21 333 663 524 657 643 527 83 35 50 77 217 194
22 348 805 456 630 558 485 99 33 41 73 182 216
23 414 785 381 540 538 502 101 27 41 73 158 256
24 510 638 351 465 504 518 81 34 37 121 160 341
25 541 579 355 439 528 484 87 30 42 195 209 454
26 487 615 400 515 552 508 101 30 57 234 261 458
27 413 646 482 535 589 623 83 57 60 222 258 536
28 352 657 578 582 595 702 78 53 53 189 245 684
29 309 337 652 713 577 629 73 59 45 165 261 785
30 315   662 807 542 507 64 59 41 157 280 733
31 365   730   469   56 41   203   633