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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 -> 2021-09-30)

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 4,990 2,130 4,230 4,270 5,770 4,290 5,020 1,280 580 479 834 1,450
2 5,080 2,140 3,930 4,250 6,530 4,320 4,360 1,020 820 411 810 1,780
3 4,890 2,170 3,700 4,170 7,230 4,390 3,690 890 1,090 544 731 1,870
4 4,550 2,230 3,390 4,120 7,420 4,290 3,150 813 1,150 792 693 1,760
5 4,040 2,220 3,140 4,080 7,140 4,050 2,670 698 1,110 883 663 1,630
6 3,910 2,210 2,900 3,990 6,800 3,720 2,370 629 1,060 938 642 1,470
7 3,430 2,160 2,650 3,790 6,410 3,380 2,060 550 946 963 646 1,350
8 2,890 2,040 2,510 3,480 6,020 3,150 1,940 497 1,070 971 590 1,300
9 2,470 2,050 2,530 3,350 5,690 3,140 2,200 445 991 859 541 1,180
10 2,130 2,050 2,830 3,320 5,190 2,930 2,220 424 926 735 567 983
11 2,200 2,160 2,940 3,260 4,770 2,710 2,300 398 964 665 556 861
12 2,450 2,210 2,980 3,230 4,770 2,930 2,280 391 950 577 499 819
13 2,710 2,220 3,110 2,970 4,600 3,110 2,090 626 866 502 456 798
14 2,910 2,270 3,210 2,880 4,330 3,240 1,900 630 834 533 430 834
15 3,020 2,150 3,340 2,940 4,160 3,420 1,970 571 785 661 422 942
16 3,030 2,160 3,380 3,040 3,960 3,840 1,840 594 738 705 417 1,010
17 2,890 2,360 3,280 3,080 4,280 4,190 1,700 644 746 701 394 1,060
18 2,750 2,700 3,120 3,090 4,820 4,450 1,610 686 688 683 387 970
19 2,680 2,970 3,030 3,280 5,000 4,740 1,480 667 608 636 387 918
20 2,740 3,380 3,100 3,710 5,200 5,020 1,510 650 521 593 394 853
21 2,810 3,980 3,040 4,120 5,080 5,120 1,670 622 454 550 390 839
22 2,720 4,150 2,990 4,280 5,180 5,280 1,700 648 454 497 410 823
23 2,640 4,230 2,840 4,360 5,310 5,410 1,530 691 499 466 442 822
24 2,730 4,300 2,780 4,310 5,060 5,750 1,280 577 481 427 479 1,020
25 2,760 4,340 2,970 4,510 4,590 6,010 1,200 534 433 383 601 1,140
26 2,830 4,370 3,200 4,930 4,370 6,130 1,420 461 395 384 811 1,190
27 2,820 4,400 3,300 4,860 4,520 6,320 1,580 426 368 451 980 1,470
28 2,630 4,490 3,380 4,690 4,530 6,240 1,530 637 346 512 997 1,930
29 2,430 2,970 3,490 4,620 4,300 6,000 1,460 895 485 517 1,030 2,640
30 2,270   3,690 4,950 4,310 5,610 1,360 831 612 514 1,130 3,280
31 2,150   4,140   4,350   1,330 694   698   4,700