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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 05576500 SANGAMON RIVER AT RIVERTON, IL


Sangamon County, Illinois
Hydrologic Unit Code 07130008
Latitude  39°50'35.26", Longitude  89°32'50.92" NAD83
Drainage area 2,618  square miles
Gage datum 508.00 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 2,470 2,130 2,900 3,160 3,360 2,770 2,270 732 404 907 963 1,340
2 2,410 2,130 2,710 3,310 3,550 2,800 2,060 731 438 1,010 955 1,370
3 2,290 2,150 2,610 3,330 3,500 2,710 1,860 688 464 1,190 964 1,350
4 2,170 2,120 2,580 3,320 3,470 2,570 1,630 611 524 1,280 973 1,270
5 2,220 2,100 2,510 3,270 3,520 2,570 1,490 563 563 1,220 1,040 1,220
6 2,280 2,130 2,380 3,220 3,530 2,680 1,430 553 572 1,160 1,020 1,150
7 2,240 2,250 2,290 3,180 3,390 2,780 1,400 528 536 1,080 982 1,140
8 2,170 2,330 2,260 3,230 3,380 2,880 1,370 504 523 1,050 955 1,130
9 2,130 2,320 2,260 3,300 3,510 2,840 1,400 508 675 994 947 1,100
10 2,030 2,260 2,290 3,230 3,480 2,710 1,470 513 711 908 900 1,030
11 1,980 2,240 2,290 3,250 3,480 2,540 1,530 451 739 793 841 1,010
12 2,000 2,200 2,430 3,420 3,590 2,600 1,520 430 683 724 809 995
13 2,060 2,160 2,550 3,550 3,710 2,640 1,530 463 633 652 798 1,010
14 2,250 2,110 2,750 3,520 3,760 2,770 1,560 474 599 613 830 1,030
15 2,360 2,110 3,030 3,510 3,650 2,800 1,480 438 597 597 882 1,050
16 2,330 2,050 3,120 3,570 3,780 2,850 1,410 444 650 567 919 1,100
17 2,260 2,100 3,150 3,530 3,960 2,830 1,300 425 695 555 985 1,110
18 2,160 2,250 3,120 3,420 4,400 2,690 1,170 420 687 558 1,080 1,140
19 2,150 2,340 3,130 3,320 4,620 2,650 1,030 435 669 624 1,170 1,120
20 2,170 2,370 3,210 3,280 4,360 2,640 975 446 666 616 1,180 1,140
21 2,090 2,510 3,270 3,260 4,060 2,610 911 490 613 608 1,140 1,130
22 2,020 2,740 3,190 3,200 3,780 2,610 855 535 529 631 1,100 1,150
23 1,970 2,840 3,130 3,210 3,510 2,680 792 550 538 679 1,080 1,230
24 1,990 2,870 3,070 3,210 3,230 2,670 746 554 578 698 1,110 1,400
25 2,030 2,930 3,010 3,160 2,980 2,600 702 529 585 752 1,150 1,500
26 2,030 3,050 2,930 3,210 2,920 2,540 716 501 595 747 1,160 1,560
27 1,980 3,120 2,800 3,150 2,930 2,570 702 493 614 691 1,170 1,640
28 1,960 3,070 2,770 3,060 2,930 2,620 717 513 661 686 1,170 1,830
29 1,930 2,930 2,790 3,080 2,990 2,650 704 539 725 681 1,200 2,180
30 1,940   2,850 3,160 2,850 2,450 669 491 824 741 1,190 2,370
31 1,990   2,950   2,780   683 415   884   2,550