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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 01081500 MERRIMACK RIVER AT FRANKLIN JUNCTION, NH


Merrimack County, New Hampshire
Hydrologic Unit Code 01070002
Latitude  43°25'22", Longitude  71°39'12" NAD27
Drainage area 1,507  square miles
Gage datum 250.58 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 -> 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 2,360 2,100 2,260 5,980 7,090 3,270 2,200 1,590 1,460 1,960 2,430 3,060
2 2,330 2,050 2,260 6,280 6,860 3,380 2,250 1,440 1,470 1,970 2,450 2,980
3 2,250 2,060 2,390 6,230 6,670 3,360 2,270 1,470 1,340 1,810 2,640 2,820
4 2,190 2,130 2,300 6,260 6,760 3,290 2,070 1,500 1,400 1,640 3,130 2,660
5 2,150 2,130 2,210 6,120 6,420 3,080 1,950 1,510 1,320 1,510 3,020 2,500
6 2,170 2,120 2,220 6,310 5,970 2,930 1,900 1,510 1,260 1,520 2,520 2,790
7 2,290 2,080 2,310 6,730 5,460 2,870 1,800 1,460 1,290 1,760 2,540 3,020
8 2,190 2,100 2,450 7,000 5,360 2,710 1,730 1,430 1,290 1,740 2,550 2,840
9 2,210 2,060 2,540 6,630 5,260 2,700 1,880 1,430 1,280 1,800 2,690 2,840
10 2,530 1,980 2,700 6,230 5,250 2,800 1,890 1,530 1,320 1,840 2,720 2,700
11 2,550 1,970 2,670 6,310 5,000 2,720 1,770 1,730 1,460 1,790 2,530 2,930
12 2,320 2,090 2,670 6,790 4,790 2,720 1,710 1,680 1,440 1,700 2,380 2,950
13 2,350 2,280 3,130 7,030 4,750 2,790 1,690 1,540 1,500 1,630 2,400 2,940
14 2,360 2,100 3,250 7,040 4,810 2,580 1,700 1,490 1,460 1,640 2,570 2,760
15 2,460 2,040 3,250 7,300 4,840 2,560 1,630 1,400 1,430 1,620 2,530 2,840
16 2,460 2,100 3,360 7,670 4,840 2,580 1,510 1,360 1,440 1,800 2,490 2,550
17 2,260 2,080 3,410 7,670 4,830 2,470 1,400 1,370 1,400 1,930 2,530 2,340
18 2,160 1,970 3,560 7,670 5,100 2,510 1,390 1,340 1,480 2,090 2,500 2,350
19 2,220 1,950 4,130 7,730 4,730 2,540 1,370 1,280 1,480 1,990 2,430 2,460
20 2,270 1,940 3,870 7,730 4,780 2,360 1,420 1,230 1,450 1,960 2,650 2,360
21 2,190 1,940 3,720 7,860 4,670 2,200 1,460 1,240 1,710 2,270 2,720 2,470
22 2,160 1,980 4,060 7,580 4,450 2,200 1,390 1,250 1,900 2,050 2,540 2,660
23 2,280 2,100 3,900 7,600 4,410 2,140 1,580 1,280 1,620 1,800 2,420 2,640
24 2,310 2,070 3,850 7,660 4,160 2,170 1,600 1,260 1,450 2,010 2,430 2,720
25 2,500 2,200 3,990 7,400 4,050 2,120 1,570 1,220 1,400 2,400 2,530 2,660
26 2,640 2,580 4,390 7,280 3,800 2,120 1,480 1,190 1,380 2,500 2,580 2,680
27 2,560 2,460 4,430 7,240 3,740 2,150 1,440 1,160 1,480 2,430 2,640 2,730
28 2,410 2,320 5,050 6,920 3,810 2,050 1,450 1,170 1,490 2,390 2,610 2,790
29 2,300 2,300 5,320 7,280 3,720 2,140 1,500 1,350 1,500 2,590 2,750 2,610
30 2,180   5,540 7,350 3,460 2,300 1,630 1,370 1,660 2,530 2,770 2,400
31 2,130   5,610   3,320   1,600 1,370   2,590   2,400