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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 01401000 Stony Brook at Princeton NJ


Mercer County, New Jersey
Hydrologic Unit Code 02030105
Latitude  40°19'59", Longitude  74°40'55" NAD83
Drainage area 44.5  square miles
Gage datum 62.23 feet above NGVD29
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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 1953-10-01 -> 2020-09-30)

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 99 60 108 148 86 49 21 30 9.9 27 27 81
2 90 99 132 179 65 52 22 55 20 19 28 92
3 88 126 105 124 68 46 35 41 17 18 34 82
4 92 100 112 137 66 66 24 36 37 15 25 82
5 75 86 117 149 65 54 25 26 12 16 33 71
6 73 97 153 112 75 57 21 16 29 13 33 82
7 86 119 157 105 85 55 37 19 37 11 36 87
8 94 111 131 108 75 56 20 15 44 23 88 91
9 97 69 133 108 80 36 18 21 17 41 50 123
10 74 81 125 124 81 43 15 31 13 26 45 87
11 68 92 123 78 73 33 16 24 21 20 40 142
12 103 98 120 86 79 34 24 28 64 53 49 134
13 68 144 151 123 70 62 46 68 34 17 64 98
14 82 106 180 92 64 51 86 52 24 32 54 157
15 93 105 130 124 54 29 42 25 16 34 46 96
16 77 91 100 218 68 21 21 16 68 21 46 114
17 55 84 114 143 72 43 17 11 47 17 68 102
18 103 98 119 77 64 35 20 19 20 22 42 92
19 124 116 134 69 60 37 15 39 24 91 39 66
20 149 109 145 76 57 35 14 18 36 52 74 58
21 115 106 169 67 48 42 35 17 32 40 80 149
22 77 113 195 65 40 60 33 83 25 26 60 90
23 83 120 154 78 38 43 29 34 20 25 63 81
24 125 162 131 69 71 40 47 19 29 27 44 100
25 153 179 129 86 59 25 37 14 41 42 86 127
26 137 129 109 74 50 17 20 15 33 35 76 113
27 113 97 115 97 84 17 30 76 46 36 72 95
28 123 120 113 91 39 47 66 154 34 79 98 70
29 99 84 140 69 82 33 49 20 43 59 94 87
30 75   156 78 72 38 42 16 32 49 80 86
31 60   140   43   34 11   30   66