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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 01398000 Neshanic River at Reaville NJ


Hunterdon County, New Jersey
Hydrologic Unit Code 020301050106
Latitude  40°28'24", Longitude  74°49'40" NAD83
Drainage area 25.7  square miles
Gage datum 108.64 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 1930-10-01 -> 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 59 36 62 70 43 34 15 26 38 17 18 49
2 55 53 71 94 36 48 13 26 68 11 17 49
3 61 66 62 73 39 26 11 16 12 10 26 45
4 54 60 92 78 35 31 10 21 11 12 15 45
5 48 42 73 81 36 26 12 16 7.2 13 17 55
6 58 45 82 77 37 36 9.9 12 19 12 16 50
7 50 69 86 69 42 28 18 15 13 7.8 39 48
8 51 46 70 64 33 26 10 11 24 13 46 46
9 66 34 68 56 33 20 19 18 6.9 18 30 55
10 57 42 66 63 39 22 20 14 7.6 12 33 42
11 40 51 81 42 38 17 11 21 10 16 21 82
12 44 47 72 53 41 26 15 17 17 24 33 61
13 38 69 90 64 42 33 35 32 19 9.3 37 56
14 44 52 97 44 31 24 25 18 10 22 32 70
15 49 63 88 73 27 18 14 11 14 16 28 42
16 38 55 63 108 31 18 10 7.9 55 13 31 55
17 37 51 68 60 33 18 25 13 22 11 37 61
18 47 57 62 40 33 22 31 21 9.7 11 26 62
19 73 51 67 47 31 18 12 25 18 49 32 34
20 54 68 84 44 34 23 17 11 47 25 40 40
21 57 61 86 38 25 17 17 9.4 30 23 39 85
22 47 64 100 35 23 31 24 37 17 12 46 44
23 48 68 92 38 24 18 38 44 13 15 36 43
24 81 82 77 37 32 20 26 17 16 17 25 46
25 84 80 73 39 37 15 16 10 23 16 50 61
26 81 73 60 36 32 11 20 7.9 15 23 51 59
27 61 61 65 56 27 15 23 17 27 22 42 51
28 82 72 74 52 22 34 29 83 30 38 60 60
29 73 53 68 38 42 30 20 14 32 27 55 53
30 57   79 48 36 24 17 7.5 14 27 55 65
31 42   73   25   30 6.4   17   48