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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 01010000 St. John River at Ninemile Bridge, Maine


Aroostook County, Maine
Hydrologic Unit Code 01010001
Latitude  46°42'02", Longitude  69°42'56" NAD83
Drainage area 1,338  square miles
Contributing drainage area 1,338  square miles
Gage datum 930.63 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 1950-10-01 -> 2025-09-30)

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 1,060 745 724 3,210 12,500 2,910 2,090 907 1,190 1,550 2,630 2,320
2 1,030 734 718 3,640 12,300 2,860 1,980 962 1,150 1,780 2,760 2,300
3 965 723 714 4,070 11,700 2,940 1,880 1,110 1,110 1,740 2,860 2,180
4 890 707 708 4,340 11,200 2,790 1,680 1,210 1,230 1,640 2,980 2,010
5 841 699 716 4,330 10,700 2,400 1,650 1,280 1,320 1,680 2,810 1,810
6 825 704 724 4,290 9,980 2,230 1,720 1,680 1,310 1,650 2,820 1,650
7 823 692 729 4,310 9,490 2,200 1,890 1,320 1,320 1,630 2,810 1,590
8 842 666 744 4,290 8,820 2,070 1,970 1,290 1,240 1,900 2,730 1,640
9 829 643 765 4,390 8,290 2,010 1,750 1,570 1,060 2,100 2,640 1,540
10 806 624 800 4,710 8,080 2,010 1,640 1,700 1,130 2,030 2,460 1,450
11 785 612 838 4,950 7,800 1,970 1,640 1,790 1,200 1,960 2,340 1,470
12 776 603 885 5,070 7,360 1,900 1,630 1,700 1,320 1,940 2,380 1,470
13 791 595 916 5,350 7,100 1,800 1,610 1,650 1,500 1,970 2,440 1,500
14 785 588 937 5,780 6,780 1,850 1,600 1,780 1,460 1,880 2,400 1,420
15 789 585 952 6,410 6,470 1,940 1,530 1,720 1,550 1,910 2,400 1,320
16 806 575 971 7,160 5,970 1,790 1,560 1,550 1,510 2,170 2,530 1,250
17 817 566 987 7,920 5,710 1,610 1,630 1,370 1,260 2,300 2,550 1,220
18 836 562 1,030 8,780 5,350 1,680 1,450 1,290 1,130 2,310 2,510 1,150
19 905 568 1,130 9,470 4,980 1,950 1,320 1,460 1,080 2,180 2,390 1,290
20 935 578 1,230 10,200 4,820 1,980 1,270 1,280 1,210 2,020 2,180 1,300
21 886 589 1,380 10,600 4,500 1,830 1,300 1,160 1,070 2,230 2,170 1,230
22 891 599 1,540 11,400 4,110 1,710 1,190 1,250 1,040 2,570 2,090 1,210
23 866 650 1,610 12,400 3,810 1,910 1,100 1,300 1,040 2,480 1,980 1,280
24 829 733 1,560 13,100 3,690 1,940 1,130 1,290 1,140 2,490 1,830 1,280
25 807 766 1,550 13,200 3,490 1,940 1,300 1,200 1,490 2,570 1,750 1,370
26 795 758 1,590 13,000 3,260 1,990 1,200 1,140 1,420 2,600 1,830 1,430
27 796 750 1,680 12,900 3,160 2,040 1,140 1,090 1,470 2,560 1,820 1,420
28 797 748 1,820 13,200 3,150 2,260 1,110 1,010 1,460 2,520 1,990 1,370
29 787 932 1,930 13,100 3,030 2,220 1,040 1,220 1,410 2,650 2,130 1,280
30 776   2,110 12,900 2,880 2,210 1,060 1,280 1,310 2,630 2,210 1,210
31 763   2,580   2,880   973 1,230   2,430   1,130