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USGS Surface-Water Daily Statistics for Florida

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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 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 1,360 1,200 1,310 820 655 1,500 2,060 2,880 3,470 3,170 2,270
2 1,720 1,350 1,160 1,330 805 663 1,540 2,110 2,920 3,490 3,160 2,250
3 1,710 1,320 1,150 1,320 783 665 1,570 2,150 2,940 3,490 3,130 2,200
4 1,750 1,270 1,160 1,260 785 682 1,600 2,200 2,980 3,490 3,100 2,160
5 1,700 1,290 1,130 1,240 769 706 1,630 2,240 3,130 3,470 3,040 2,140
6 1,660 1,300 1,100 1,220 765 742 1,660 2,290 3,120 3,450 3,080 2,100
7 1,640 1,250 1,100 1,180 755 795 1,720 2,350 3,110 3,470 3,020 2,040
8 1,580 1,250 1,080 1,140 708 854 1,760 2,410 3,150 3,550 2,940 2,030
9 1,560 1,240 1,040 1,130 668 906 1,790 2,440 3,160 3,600 2,900 1,990
10 1,540 1,220 1,050 1,140 646 931 1,800 2,440 3,220 3,640 2,870 1,950
11 1,540 1,200 1,060 1,140 624 949 1,770 2,460 3,370 3,660 2,830 1,930
12 1,520 1,170 1,080 1,140 612 969 1,760 2,470 3,370 3,700 2,780 1,940
13 1,510 1,180 1,110 1,120 601 1,010 1,760 2,490 3,420 3,730 2,700 1,940
14 1,490 1,190 1,110 1,120 595 1,030 1,760 2,480 3,410 3,690 2,630 1,940
15 1,520 1,200 1,110 1,120 581 1,050 1,770 2,510 3,350 3,630 2,610 1,960
16 1,480 1,200 1,110 1,140 585 1,070 1,780 2,550 3,380 3,610 2,610 1,960
17 1,470 1,190 1,110 1,130 573 1,090 1,800 2,610 3,360 3,570 2,590 1,960
18 1,470 1,200 1,120 1,110 567 1,150 1,820 2,640 3,290 3,560 2,570 1,920
19 1,430 1,210 1,110 1,070 562 1,190 1,840 2,660 3,240 3,530 2,550 1,880
20 1,410 1,220 1,120 1,040 586 1,240 1,860 2,630 3,270 3,540 2,500 1,850
21 1,400 1,200 1,070 1,020 583 1,270 1,880 2,770 3,330 3,510 2,440 1,830
22 1,390 1,210 1,110 981 578 1,310 1,890 2,820 3,360 3,460 2,420 1,820
23 1,360 1,180 1,130 961 589 1,360 1,890 2,880 3,340 3,430 2,460 1,800
24 1,390 1,220 1,130 962 597 1,370 1,920 2,910 3,360 3,420 2,430 1,770
25 1,400 1,220 1,120 952 607 1,390 1,990 2,930 3,390 3,420 2,400 1,740
26 1,410 1,230 1,120 929 617 1,400 2,000 2,920 3,630 3,410 2,390 1,750
27 1,390 1,220 1,130 908 617 1,420 2,010 2,920 3,500 3,400 2,380 1,760
28 1,400 1,220 1,090 897 619 1,440 2,040 2,940 3,560 3,360 2,380 1,760
29 1,410 1,290 1,090 885 623 1,460 2,040 2,900 3,560 3,320 2,370 1,740
30 1,380   1,130 846 630 1,470 2,040 2,870 3,570 3,290 2,310 1,740
31 1,370   1,250   641   2,030 2,900   3,210   1,710