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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 474.00 feet above NGVD29
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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 -> 2019-09-30)

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 5,530 1,980 4,080 4,130 4,830 4,110 4,910 1,230 591 347 416 1,430
2 5,620 2,010 3,770 4,180 5,510 4,310 4,350 947 556 352 410 1,670
3 5,410 2,010 3,460 4,160 6,230 4,500 3,730 800 754 549 415 1,770
4 5,020 2,050 3,110 4,160 6,510 4,440 3,150 724 1,020 866 443 1,630
5 4,450 2,030 2,890 4,160 6,320 4,190 2,630 630 1,100 992 453 1,520
6 4,000 2,000 2,700 4,070 6,070 3,770 2,310 575 1,090 1,070 477 1,380
7 3,540 1,950 2,510 3,870 5,760 3,400 1,960 518 988 1,110 495 1,270
8 2,990 1,850 2,380 3,550 5,460 3,160 1,860 487 1,160 1,120 470 1,250
9 2,560 1,900 2,440 3,420 5,270 3,170 2,200 441 1,080 991 477 1,130
10 2,180 1,830 2,780 3,380 4,920 2,930 2,280 427 1,020 845 514 937
11 1,900 1,750 2,900 3,350 4,630 2,670 2,420 393 1,080 760 498 829
12 1,820 1,730 2,920 3,330 4,740 2,970 2,440 383 1,070 652 457 808
13 1,820 1,730 3,040 3,020 4,620 3,260 2,250 616 962 565 417 796
14 1,700 1,770 3,170 2,940 4,390 3,460 2,020 605 931 606 384 852
15 1,590 1,750 3,260 3,030 4,190 3,660 2,130 558 883 760 365 991
16 1,560 1,830 3,270 3,150 3,940 3,990 1,970 603 832 814 366 1,080
17 1,480 2,060 3,160 3,200 3,980 4,250 1,820 669 845 811 360 1,150
18 1,420 2,350 3,000 3,210 4,060 4,500 1,730 723 781 790 366 1,030
19 1,430 2,550 2,780 3,420 3,820 4,750 1,590 712 688 733 372 966
20 1,540 2,980 2,640 3,890 3,850 4,900 1,630 689 587 681 383 902
21 1,690 3,650 2,410 4,340 3,850 4,960 1,820 643 509 631 373 893
22 1,720 3,870 2,200 4,520 4,190 4,900 1,810 675 510 565 390 883
23 1,810 4,010 2,040 4,610 4,500 4,690 1,620 732 563 526 429 888
24 2,070 4,130 2,050 4,560 4,320 4,690 1,320 576 541 478 474 1,130
25 2,220 4,200 2,310 4,540 3,890 4,870 1,250 518 485 425 618 1,270
26 2,390 4,190 2,600 4,500 3,760 5,110 1,520 445 440 429 862 1,320
27 2,480 4,170 2,760 4,280 4,070 5,520 1,730 410 411 444 1,070 1,640
28 2,370 4,280 2,930 4,000 4,260 5,640 1,680 668 382 427 1,080 2,200
29 2,230 1,830 3,100 3,840 4,150 5,590 1,620 982 352 420 1,130 3,000
30 2,080   3,340 4,100 4,230 5,360 1,510 919 358 409 1,240 3,590
31 1,990   3,910   4,030   1,430 763   404   5,220