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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 05572000 SANGAMON RIVER AT MONTICELLO, IL


Piatt County, Illinois
Hydrologic Unit Code 07130006
Latitude  40°01'51", Longitude  88°35'20" NAD27
Drainage area 550  square miles
Gage datum 625.73 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 1907-10-01 -> 2022-09-30)

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
1 510 449 625 837 735 521 452 211 96 133 187 351
2 473 470 550 820 767 487 429 194 85 179 226 350
3 439 477 508 794 767 506 422 184 88 216 254 338
4 456 474 557 750 730 601 412 180 112 285 240 317
5 484 530 643 714 679 576 398 174 110 238 224 307
6 489 610 684 737 639 552 380 186 117 198 208 304
7 456 596 661 767 641 549 347 174 131 184 193 311
8 430 571 600 769 698 569 356 174 125 170 179 327
9 425 530 566 756 683 553 342 175 130 179 165 327
10 445 572 598 706 685 535 322 178 124 183 166 332
11 467 563 630 735 729 583 353 195 119 170 175 337
12 464 551 755 837 837 568 475 176 114 167 188 348
13 460 547 840 910 872 559 443 142 112 168 207 352
14 498 623 831 907 866 564 414 125 108 153 215 362
15 534 604 808 802 787 560 385 154 145 145 224 379
16 486 583 836 764 924 577 359 153 153 147 239 391
17 425 556 836 765 930 564 323 162 157 150 254 366
18 399 530 820 775 965 535 271 121 140 156 282 341
19 391 541 874 807 895 544 234 92 130 179 322 318
20 379 587 874 841 799 579 215 96 119 177 373 301
21 395 655 827 921 738 587 206 143 104 166 367 313
22 419 736 783 940 712 588 203 120 100 162 330 360
23 457 778 730 907 650 612 204 110 101 155 298 398
24 487 810 672 830 610 589 205 121 95 168 266 438
25 486 820 628 799 587 644 194 122 102 176 272 425
26 468 790 634 742 614 600 194 111 123 201 284 391
27 437 755 667 717 692 549 202 109 157 225 296 401
28 420 700 690 724 681 511 204 105 161 204 301 453
29 406 673 751 727 747 514 177 111 142 173 313 529
30 442   761 748 656 493 183 107 129 164 327 566
31 461   847   574   180 109   175   558