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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 01030500 Mattawamkeag River near Mattawamkeag, Maine


Penobscot County, Maine
Hydrologic Unit Code 01020003
Latitude  45°30'04", Longitude  68°18'21" NAD83
Drainage area 1,418  square miles
Contributing drainage area 1,418  square miles
Gage datum 217.00 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 1934-10-01 -> 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 2,000 1,510 1,390 5,260 9,520 2,830 1,650 798 666 1,220 2,430 3,410
2 1,920 1,450 1,400 5,660 9,150 2,780 1,570 828 647 1,240 2,450 3,470
3 1,840 1,390 1,430 6,100 8,740 2,720 1,460 837 657 1,230 2,540 3,520
4 1,770 1,410 1,450 6,520 8,350 2,660 1,340 829 714 1,230 2,730 3,470
5 1,700 1,430 1,470 6,860 7,990 2,570 1,270 845 767 1,230 2,880 3,380
6 1,640 1,460 1,480 7,080 7,570 2,450 1,320 863 781 1,190 2,910 3,290
7 1,630 1,460 1,490 7,290 7,140 2,320 1,360 850 772 1,120 2,910 3,260
8 1,580 1,420 1,480 7,450 6,790 2,210 1,320 810 743 1,090 2,920 3,260
9 1,530 1,370 1,530 7,520 6,450 2,090 1,250 798 706 1,120 2,920 3,170
10 1,490 1,320 1,620 7,530 6,120 1,980 1,160 851 704 1,180 2,920 3,050
11 1,480 1,290 1,730 7,620 5,840 1,890 1,090 924 718 1,230 2,920 3,010
12 1,510 1,240 1,820 7,780 5,600 1,830 1,030 1,010 767 1,250 2,930 3,080
13 1,560 1,210 1,900 8,010 5,420 1,820 1,010 1,040 816 1,240 2,950 3,180
14 1,560 1,200 1,990 8,260 5,260 1,800 1,040 975 827 1,240 3,030 3,300
15 1,600 1,190 2,050 8,570 5,080 1,780 1,070 904 834 1,280 3,110 3,350
16 1,640 1,180 2,100 8,940 4,920 1,780 1,080 847 856 1,350 3,190 3,300
17 1,630 1,170 2,140 9,320 4,780 1,790 1,080 806 848 1,490 3,250 3,170
18 1,600 1,180 2,230 9,800 4,590 1,750 1,090 774 829 1,610 3,270 3,070
19 1,580 1,180 2,350 10,200 4,460 1,740 1,080 736 798 1,670 3,210 2,920
20 1,560 1,170 2,470 10,400 4,340 1,720 1,050 691 770 1,680 3,100 2,720
21 1,530 1,160 2,620 10,500 4,170 1,700 997 678 748 1,700 3,030 2,610
22 1,490 1,170 2,770 10,600 3,950 1,680 944 703 726 1,750 3,030 2,590
23 1,430 1,190 2,930 10,800 3,730 1,660 910 683 738 1,770 3,080 2,560
24 1,380 1,220 3,050 10,900 3,520 1,640 881 650 821 1,820 3,110 2,530
25 1,390 1,280 3,170 11,000 3,330 1,640 859 622 969 2,020 3,090 2,520
26 1,440 1,340 3,320 10,900 3,210 1,630 836 613 1,070 2,240 3,150 2,540
27 1,500 1,370 3,570 10,700 3,130 1,670 827 618 1,140 2,370 3,220 2,490
28 1,580 1,390 3,760 10,400 3,080 1,700 818 634 1,170 2,440 3,260 2,440
29 1,600 1,790 4,050 10,100 3,000 1,700 809 656 1,180 2,480 3,330 2,370
30 1,590   4,430 9,850 2,900 1,690 796 670 1,170 2,500 3,380 2,250
31 1,560   4,840   2,860   806 679   2,460   2,120