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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 05572000 SANGAMON RIVER AT MONTICELLO, IL


Piatt County, Illinois
Hydrologic Unit Code 07130006
Latitude  40°01'52.2", Longitude  88°35'21.0" NAD83
Drainage area 550  square miles
Gage datum 625.55 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 1907-10-01 -> 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
1 506 456 629 835 741 517 442 208 95 130 185 346
2 469 474 555 822 773 483 420 191 84 176 223 345
3 436 479 512 801 771 501 413 181 87 213 251 335
4 453 475 563 756 729 595 403 178 110 280 237 314
5 482 529 651 717 676 572 390 171 109 234 221 304
6 487 606 694 736 634 554 371 183 115 195 206 301
7 453 592 672 764 639 548 340 171 128 180 190 307
8 426 567 610 765 702 565 351 172 123 167 176 323
9 422 527 577 751 686 548 338 173 128 176 163 323
10 446 568 608 702 684 530 318 176 122 180 164 327
11 470 560 638 730 725 576 351 192 117 167 173 332
12 468 548 759 829 830 561 469 174 112 165 185 343
13 468 544 838 901 864 552 437 140 111 165 203 347
14 508 617 827 898 858 557 408 123 106 151 212 357
15 543 599 803 794 781 557 379 151 143 143 221 373
16 491 578 830 756 916 569 354 151 151 144 235 389
17 427 551 830 758 921 555 319 160 154 148 250 368
18 399 525 815 767 955 526 267 119 137 154 277 342
19 390 535 869 798 886 534 231 91 128 176 317 318
20 380 581 867 833 793 568 213 94 117 174 367 300
21 397 648 821 913 732 575 203 141 102 163 361 311
22 420 728 776 930 705 576 200 118 99 159 325 356
23 456 773 724 897 644 600 201 108 100 152 294 394
24 490 809 669 821 604 576 202 119 94 165 262 433
25 495 830 629 792 585 631 191 120 101 173 268 421
26 488 808 637 737 615 587 192 109 121 198 279 388
27 465 767 669 714 691 538 199 107 155 221 292 397
28 448 706 690 722 680 500 201 103 159 201 296 449
29 429 659 748 728 744 504 174 110 140 171 308 524
30 459   755 753 651 482 180 105 127 162 323 560
31 472   839   570   177 107   173   553