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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 05578000 SANGAMON RIVER AT PETERSBURG, IL


Menard County, Illinois
Hydrologic Unit Code 07130008
Latitude  40°00'48", Longitude  89°50'18" NAD83
Drainage area 3,063  square miles
Gage datum 473.67 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 1947-10-01 -> 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 4,390 2,350 4,000 4,430 5,400 3,940 4,710 1,160 671 445 1,380 1,320
2 4,480 2,340 3,730 4,470 5,990 3,950 4,280 944 898 384 1,380 1,590
3 4,360 2,330 3,510 4,630 6,500 3,960 3,780 936 1,060 489 1,260 1,690
4 4,090 2,280 3,420 4,670 6,610 3,790 3,350 882 1,090 707 1,120 1,590
5 3,730 2,160 3,320 4,650 6,470 3,550 2,970 835 1,140 787 1,010 1,470
6 3,410 2,100 3,180 4,580 6,240 3,300 2,710 807 1,140 832 935 1,330
7 3,020 2,020 3,030 4,390 5,950 3,020 2,400 699 993 856 860 1,230
8 2,580 1,870 2,980 4,070 5,740 2,830 2,260 645 1,030 856 761 1,190
9 2,240 1,870 3,060 3,830 5,660 2,840 2,440 650 933 765 684 1,080
10 1,970 1,930 3,280 3,570 5,270 2,660 2,510 892 858 664 683 922
11 1,980 1,980 3,350 3,410 4,890 2,440 2,720 854 871 609 649 826
12 2,130 2,040 3,310 3,320 4,780 2,560 2,720 728 850 577 587 801
13 2,340 2,130 3,270 3,020 4,530 2,690 2,490 833 786 561 543 780
14 2,520 2,150 3,240 2,880 4,210 2,760 2,230 790 754 589 519 815
15 2,590 2,010 3,240 2,910 4,130 2,880 2,160 734 707 695 512 1,050
16 2,580 2,010 3,210 2,950 3,980 3,180 2,110 734 661 748 518 1,260
17 2,480 2,230 3,070 2,960 4,250 3,440 2,060 755 660 762 504 1,290
18 2,350 2,590 3,000 2,950 4,800 3,730 1,950 812 610 750 483 1,170
19 2,290 2,750 3,130 3,070 4,970 4,110 1,780 833 562 713 467 1,100
20 2,410 3,030 3,260 3,360 5,180 4,230 1,680 832 594 677 464 1,010
21 2,470 3,560 3,170 3,650 5,110 4,190 1,730 778 539 632 454 955
22 2,420 3,860 3,140 3,750 5,170 4,260 1,700 735 532 567 468 895
23 2,420 4,060 3,090 3,790 5,270 4,320 1,520 717 538 510 486 847
24 2,590 4,220 3,080 3,750 4,980 4,560 1,290 583 513 505 510 955
25 2,760 4,250 3,260 3,890 4,530 4,770 1,200 527 472 750 606 1,080
26 2,900 4,260 3,490 4,240 4,370 5,010 1,370 463 431 850 774 1,140
27 2,830 4,220 3,580 4,230 4,420 5,530 1,490 440 398 933 909 1,380
28 2,680 4,230 3,610 4,180 4,280 5,590 1,430 609 368 984 961 1,760
29 2,530 2,580 3,640 4,290 4,010 5,410 1,360 849 468 1,010 994 2,330
30 2,400   3,760 4,680 4,010 5,100 1,260 801 559 1,030 1,050 2,920
31 2,330   4,230   4,000   1,220 695   1,210   4,100