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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 01184000 CONNECTICUT RIVER AT THOMPSONVILLE, CT


Hartford County, Connecticut
Hydrologic Unit Code 01080205
Latitude  41°59'14", Longitude  72°36'21" NAD27
Drainage area 9,660  square miles
Contributing drainage area 9,660  square miles
Gage datum 27.75 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 1927-10-01 -> 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 16,100 13,900 16,200 40,500 37,700 18,400 11,700 8,570 6,840 8,730 14,200 18,600
2 15,200 13,300 15,600 42,600 36,500 18,900 11,600 8,430 6,780 8,940 13,700 19,000
3 15,300 13,400 15,900 43,800 35,700 19,000 11,500 8,300 6,910 9,420 14,200 18,700
4 15,500 13,900 16,200 44,800 35,700 18,400 10,800 7,870 6,610 9,570 15,000 18,200
5 14,700 14,000 16,600 45,800 34,700 17,500 9,410 7,950 6,340 9,460 14,900 17,600
6 14,500 13,900 16,900 46,500 33,200 16,700 9,690 7,930 6,340 9,340 14,700 17,400
7 14,600 13,800 18,100 46,200 31,600 16,400 9,340 7,810 6,530 8,970 14,800 17,200
8 14,900 13,800 18,800 45,900 29,600 16,200 9,110 8,130 6,570 9,430 15,100 17,700
9 14,900 13,600 19,200 45,100 28,200 15,300 8,990 8,140 6,590 10,300 15,400 17,600
10 15,600 12,900 20,200 43,400 27,300 15,100 8,830 7,860 6,470 10,400 15,600 16,900
11 15,800 12,600 20,700 42,900 27,100 14,800 8,580 8,260 6,440 9,850 15,700 16,600
12 15,600 13,000 21,900 43,600 27,300 14,600 8,760 8,760 6,810 9,390 15,300 17,400
13 15,500 12,800 22,600 44,100 27,200 14,300 8,820 8,560 6,810 9,030 15,500 18,100
14 15,700 13,000 23,400 44,600 26,900 14,700 8,880 8,710 6,930 9,030 15,900 18,100
15 15,400 12,800 24,200 44,500 26,700 14,500 8,770 8,410 6,800 9,850 15,600 17,600
16 14,900 13,100 24,500 44,900 26,400 14,200 8,550 7,450 6,990 10,900 15,500 16,700
17 14,400 13,200 25,100 47,000 25,700 13,700 8,450 7,150 7,500 11,100 15,700 16,000
18 13,900 13,000 26,800 47,700 25,200 13,400 8,420 7,310 7,910 11,600 15,700 16,200
19 14,000 13,500 28,000 47,800 24,700 13,000 8,320 8,260 8,230 11,700 15,300 16,300
20 14,400 13,500 28,600 47,300 23,900 12,600 8,140 7,810 8,010 11,800 15,300 16,000
21 14,500 13,700 29,100 46,400 23,700 12,300 7,880 7,050 8,490 12,600 16,400 15,600
22 14,400 14,300 30,200 45,500 23,300 11,800 8,090 6,850 9,330 12,900 16,700 16,500
23 14,200 15,600 30,800 44,700 22,300 11,100 8,470 6,910 9,500 12,400 16,500 16,600
24 14,300 16,100 30,300 44,000 21,700 11,400 8,880 6,670 9,100 12,400 15,800 16,600
25 15,600 17,100 29,700 43,600 21,400 11,500 8,410 6,440 8,620 13,000 15,500 16,900
26 17,200 17,900 30,200 43,100 21,100 11,300 7,840 6,300 8,530 14,000 15,900 17,200
27 17,500 17,700 31,500 42,600 20,400 11,100 7,690 6,250 8,440 13,900 16,400 17,400
28 17,300 17,000 33,000 41,200 19,700 11,400 7,420 6,240 8,390 14,000 17,000 17,200
29 16,200 17,400 34,800 40,000 19,000 11,700 7,390 7,050 8,540 14,900 17,900 16,500
30 15,100   36,800 39,000 18,900 11,600 8,200 7,220 8,680 14,900 18,600 16,200
31 14,200   38,400   18,500   8,760 7,170   14,900   16,500