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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 02234000 ST. JOHNS RIVER ABOVE LAKE HARNEY NEAR GENEVA, FL


Seminole County, Florida
Hydrologic Unit Code 03080101
Latitude  28°42'50", Longitude  81°02'08" NAD27
Drainage area 2,043  square miles
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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 1981-10-01 -> 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 1,700 1,340 1,190 1,290 818 655 1,500 2,060 2,880 3,470 3,170 2,280
2 1,720 1,330 1,150 1,310 802 663 1,540 2,110 2,920 3,490 3,150 2,260
3 1,710 1,310 1,140 1,300 780 665 1,570 2,150 2,940 3,490 3,130 2,210
4 1,740 1,250 1,150 1,240 782 682 1,600 2,200 2,980 3,490 3,100 2,170
5 1,700 1,270 1,120 1,220 766 706 1,630 2,240 3,130 3,470 3,040 2,150
6 1,660 1,290 1,090 1,200 763 742 1,660 2,290 3,120 3,450 3,080 2,110
7 1,640 1,240 1,090 1,160 753 795 1,720 2,350 3,110 3,490 3,020 2,060
8 1,570 1,240 1,080 1,120 708 854 1,760 2,410 3,150 3,570 2,940 2,040
9 1,560 1,230 1,030 1,110 669 906 1,790 2,440 3,160 3,620 2,900 2,000
10 1,540 1,210 1,040 1,120 647 931 1,800 2,440 3,220 3,650 2,880 1,960
11 1,540 1,200 1,050 1,120 626 949 1,770 2,460 3,370 3,670 2,830 1,940
12 1,510 1,160 1,080 1,120 614 969 1,760 2,470 3,370 3,710 2,780 1,950
13 1,500 1,170 1,110 1,110 603 1,010 1,760 2,490 3,420 3,740 2,710 1,950
14 1,490 1,180 1,100 1,100 597 1,030 1,760 2,480 3,410 3,690 2,650 1,950
15 1,510 1,190 1,100 1,110 583 1,050 1,770 2,510 3,350 3,640 2,620 1,970
16 1,480 1,180 1,100 1,130 586 1,070 1,780 2,550 3,380 3,620 2,620 1,970
17 1,460 1,180 1,100 1,120 573 1,090 1,800 2,610 3,360 3,570 2,590 1,960
18 1,460 1,190 1,100 1,100 568 1,150 1,820 2,640 3,290 3,560 2,580 1,920
19 1,430 1,200 1,100 1,060 562 1,190 1,840 2,660 3,240 3,530 2,560 1,890
20 1,400 1,210 1,100 1,020 585 1,240 1,860 2,630 3,270 3,550 2,510 1,860
21 1,400 1,200 1,060 1,010 582 1,270 1,880 2,770 3,330 3,520 2,450 1,840
22 1,380 1,200 1,100 977 576 1,310 1,890 2,820 3,360 3,460 2,430 1,830
23 1,350 1,170 1,110 961 586 1,360 1,890 2,880 3,340 3,430 2,470 1,810
24 1,380 1,210 1,110 961 597 1,370 1,920 2,910 3,360 3,420 2,440 1,780
25 1,390 1,210 1,100 948 607 1,390 1,990 2,930 3,390 3,420 2,400 1,750
26 1,390 1,220 1,100 926 617 1,400 2,000 2,920 3,630 3,410 2,400 1,760
27 1,370 1,210 1,110 905 617 1,420 2,010 2,920 3,500 3,400 2,390 1,770
28 1,380 1,210 1,080 894 619 1,440 2,040 2,940 3,560 3,360 2,390 1,760
29 1,400 1,290 1,070 881 623 1,460 2,040 2,900 3,560 3,320 2,380 1,740
30 1,360   1,120 842 630 1,470 2,040 2,870 3,570 3,280 2,320 1,740
31 1,350   1,230   641   2,030 2,900   3,210   1,710