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USGS Daily Statistics for Connecticut

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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 01187800 NEPAUG R NR NEPAUG, CT.


Litchfield County, Connecticut
Hydrologic Unit Code 01080207
Latitude  41°49'14", Longitude  72°58'14" NAD27
Drainage area 23.5  square miles
Gage datum 499.82 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 1921-10-01 -> 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 54 34 51 109 60 43 20 13 12 21 24 44
2 47 33 53 102 52 41 20 17 35 18 25 35
3 46 40 55 104 54 35 20 13 14 19 46 35
4 43 42 65 97 58 36 18 18 13 18 47 37
5 38 37 64 97 54 38 16 29 11 16 28 41
6 49 32 80 104 50 31 16 13 12 15 28 49
7 48 43 78 110 46 36 17 15 10 15 31 53
8 43 49 75 98 46 30 17 12 9.1 15 31 48
9 37 39 70 88 47 30 18 13 13 16 30 44
10 65 36 63 78 48 35 23 17 12 15 40 43
11 46 53 60 70 48 29 18 17 16 17 33 51
12 39 53 93 84 52 28 18 15 19 14 33 51
13 50 40 81 85 50 26 21 14 21 14 34 43
14 35 46 81 79 46 25 18 18 19 17 34 46
15 39 47 76 72 52 26 16 15 18 13 29 47
16 44 47 84 81 48 28 25 11 18 13 28 36
17 38 40 94 77 47 30 17 13 38 15 31 40
18 33 44 103 72 44 27 20 25 21 17 32 60
19 39 38 87 74 52 30 16 83 19 17 32 46
20 37 37 87 72 57 29 16 20 25 21 37 40
21 35 41 92 66 49 26 18 13 44 22 33 47
22 40 49 112 64 45 30 21 13 35 16 34 41
23 43 46 107 74 44 27 21 17 15 19 36 40
24 54 46 100 63 47 25 22 15 16 28 32 34
25 69 46 102 68 45 21 13 14 28 26 37 40
26 60 52 97 70 48 22 13 16 19 27 45 37
27 46 50 94 61 45 21 17 13 13 28 41 34
28 42 53 93 56 40 24 15 18 15 22 37 38
29 36 47 94 62 41 20 19 13 29 20 48 36
30 32   94 57 41 23 20 11 34 29 45 44
31 33   109   36   15 11   23   63