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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 1,341  square miles
Contributing drainage area 1,341  square miles
Gage datum 931.26 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 1950-10-01 -> 2023-09-30)

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 1,050 749 725 3,250 12,700 2,980 2,020 910 1,100 1,570 2,660 2,340
2 1,020 738 715 3,700 12,400 2,930 1,940 957 1,080 1,810 2,800 2,320
3 961 727 707 4,130 11,800 3,010 1,870 1,110 1,070 1,770 2,900 2,200
4 887 711 695 4,410 11,300 2,860 1,680 1,220 1,220 1,670 3,020 2,030
5 842 703 695 4,400 10,800 2,460 1,660 1,280 1,320 1,710 2,850 1,820
6 829 708 696 4,360 10,100 2,280 1,690 1,690 1,310 1,680 2,850 1,660
7 827 696 698 4,370 9,650 2,250 1,740 1,330 1,340 1,660 2,840 1,610
8 847 670 714 4,350 8,980 2,110 1,890 1,300 1,250 1,880 2,740 1,660
9 833 647 738 4,440 8,440 2,020 1,710 1,520 1,050 2,000 2,650 1,550
10 809 629 776 4,750 8,230 2,010 1,630 1,640 1,130 1,970 2,480 1,460
11 785 616 817 4,970 7,950 1,980 1,580 1,700 1,200 1,930 2,360 1,480
12 775 606 867 5,020 7,510 1,910 1,450 1,620 1,290 1,930 2,400 1,490
13 791 598 901 5,150 7,250 1,820 1,470 1,600 1,490 1,960 2,450 1,510
14 785 591 924 5,480 6,930 1,870 1,520 1,730 1,440 1,870 2,420 1,430
15 790 589 943 6,110 6,610 1,950 1,480 1,680 1,530 1,890 2,410 1,330
16 807 578 963 6,830 6,100 1,790 1,510 1,530 1,500 2,130 2,550 1,260
17 819 569 981 7,620 5,820 1,610 1,580 1,360 1,260 2,270 2,570 1,220
18 839 566 1,030 8,480 5,450 1,610 1,410 1,290 1,140 2,300 2,520 1,140
19 909 572 1,130 9,200 5,070 1,860 1,290 1,400 1,010 2,170 2,400 1,110
20 939 582 1,240 10,000 4,910 1,910 1,240 1,150 894 2,030 2,190 1,120
21 889 593 1,390 10,600 4,590 1,800 1,280 992 823 2,250 2,180 1,100
22 896 604 1,550 11,400 4,190 1,700 1,180 1,080 881 2,590 2,110 1,120
23 870 656 1,630 12,400 3,890 1,920 1,080 1,120 957 2,480 2,000 1,220
24 833 740 1,580 13,100 3,770 1,860 1,120 1,170 1,100 2,490 1,840 1,240
25 811 774 1,570 13,200 3,560 1,790 1,310 1,140 1,480 2,590 1,760 1,340
26 799 765 1,610 13,000 3,330 1,870 1,200 1,100 1,410 2,630 1,850 1,410
27 800 756 1,690 13,000 3,220 1,940 1,150 1,060 1,470 2,590 1,830 1,400
28 801 754 1,840 13,400 3,210 2,180 1,120 987 1,460 2,550 2,010 1,350
29 792 958 1,940 13,300 3,100 2,170 1,040 1,210 1,410 2,680 2,150 1,260
30 780   2,120 13,100 2,940 2,160 1,070 1,270 1,310 2,670 2,230 1,190
31 768   2,600   2,940   984 1,120   2,460   1,120