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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 01034500 Penobscot River at West Enfield, Maine


Penobscot County, Maine
Hydrologic Unit Code 01020005
Latitude  45°14'10", Longitude  68°39'05" NAD83
Drainage area 6,422  square miles
Contributing drainage area 6,671.00  square miles
Gage datum 125.41 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 1902-10-01 -> 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 9,620 8,430 8,180 20,400 36,000 14,900 9,890 6,640 6,140 8,120 11,400 13,300
2 9,500 8,230 8,230 21,600 35,000 15,000 9,640 6,620 6,020 8,350 11,400 13,600
3 9,370 8,040 8,290 22,400 33,600 14,800 9,280 6,530 5,900 8,150 11,500 13,300
4 9,200 8,050 8,330 22,900 32,700 14,200 8,670 6,530 6,010 7,890 12,600 12,800
5 8,900 8,240 8,270 23,400 32,000 13,500 8,240 6,640 6,220 7,870 12,600 12,400
6 8,730 8,240 8,230 23,800 30,600 12,800 8,630 6,650 6,260 7,730 12,200 12,000
7 8,750 8,110 8,350 24,700 29,100 12,400 8,610 6,520 6,260 7,690 12,000 12,300
8 8,670 7,940 8,570 25,600 27,800 12,200 8,400 6,500 6,130 7,880 12,200 12,500
9 8,460 7,880 8,710 26,000 26,600 12,000 8,430 6,670 6,090 8,160 12,600 12,100
10 8,390 7,760 9,140 26,100 25,800 11,800 8,470 6,750 6,210 8,140 12,700 12,000
11 8,470 7,580 9,670 26,300 25,100 11,600 8,370 6,990 6,300 8,160 12,600 12,200
12 8,440 7,510 9,980 27,000 24,400 11,500 8,210 7,260 6,610 7,890 12,300 12,700
13 8,420 7,530 10,200 28,100 24,000 11,300 8,010 7,200 6,660 7,800 12,000 12,800
14 8,370 7,510 10,500 29,400 23,300 11,000 8,120 7,170 6,720 7,830 12,100 12,800
15 8,540 7,510 10,800 30,400 22,500 10,800 8,310 6,980 6,890 7,980 12,100 12,700
16 8,570 7,410 10,600 31,100 21,900 10,800 7,980 6,780 6,950 8,440 12,300 12,200
17 8,500 7,370 10,600 32,100 21,300 10,700 7,860 6,650 7,040 8,730 12,600 11,500
18 8,430 7,390 10,800 34,000 20,700 10,800 7,750 6,590 7,450 8,980 12,500 11,700
19 8,400 7,320 11,300 34,700 20,400 11,200 7,530 6,650 7,190 8,990 12,200 12,200
20 8,410 7,280 11,900 34,400 20,000 11,100 7,390 6,550 6,950 9,040 12,100 11,600
21 8,470 7,310 12,300 34,500 19,400 10,800 7,300 6,510 6,840 9,260 12,300 11,000
22 8,410 7,340 12,700 34,800 18,700 10,700 7,120 6,390 6,810 9,490 12,300 11,300
23 8,260 7,480 13,200 35,300 17,800 10,600 6,990 6,270 6,860 9,350 12,300 11,400
24 8,250 7,660 13,500 36,200 17,300 10,500 6,950 6,220 7,010 9,540 12,300 11,100
25 8,330 7,730 13,700 36,500 16,900 10,000 7,010 6,050 7,350 10,400 12,100 10,700
26 8,620 7,930 14,400 36,400 16,400 9,890 6,810 6,090 7,300 11,200 12,400 10,700
27 8,870 8,160 15,100 36,000 16,200 10,100 6,760 6,130 7,460 11,500 12,800 10,700
28 8,970 8,190 15,900 35,700 16,000 10,100 6,740 6,020 7,550 11,300 12,900 10,600
29 9,010 9,090 17,200 36,200 15,600 9,880 6,670 6,140 7,780 11,400 12,800 10,400
30 8,880   18,400 36,400 15,100 9,940 6,640 6,230 7,940 11,800 13,000 10,200
31 8,620   19,200   15,000   6,700 6,220   11,500   9,820