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USGS Daily Statistics for the Nation

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 -> 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
1 506 456 629 835 741 517 442 207 95 129 185 346
2 469 474 555 822 773 483 420 190 84 174 223 345
3 436 479 512 801 771 501 413 180 86 211 251 335
4 453 475 563 756 729 595 403 177 110 277 237 314
5 482 529 651 717 676 572 390 170 108 232 221 304
6 487 606 694 736 634 554 371 182 114 193 206 301
7 453 592 672 764 639 548 340 170 127 179 190 307
8 426 567 610 765 702 565 351 171 122 165 176 323
9 422 527 577 751 686 548 338 171 127 174 163 323
10 446 568 608 702 684 530 318 175 121 178 164 327
11 470 560 638 730 725 576 351 191 116 165 173 332
12 468 548 759 829 830 561 471 172 112 163 185 343
13 468 544 838 901 864 552 437 139 110 163 203 347
14 508 617 827 898 858 557 408 123 105 149 212 357
15 543 599 803 794 781 557 379 150 141 141 221 373
16 491 578 830 756 916 569 353 150 149 143 235 389
17 427 551 830 758 921 555 318 159 153 146 250 368
18 399 525 815 767 955 526 266 119 136 153 277 342
19 390 535 869 798 886 534 231 91 127 175 317 318
20 380 581 867 833 793 568 212 95 116 172 367 300
21 397 648 821 913 732 575 202 140 102 162 361 311
22 420 728 776 930 705 576 199 118 98 158 325 356
23 456 773 724 897 644 600 200 108 99 151 294 394
24 490 809 669 821 604 576 201 118 93 163 262 433
25 495 830 629 792 585 631 190 119 100 173 268 421
26 488 808 637 737 615 587 190 109 120 198 279 388
27 465 767 669 714 691 538 198 106 153 221 292 397
28 448 706 690 722 680 500 200 103 158 201 296 449
29 429 659 748 728 744 504 173 109 139 171 308 524
30 459   755 753 651 482 179 105 126 162 323 560
31 472   839   570   176 107   173   553