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USGS Surface-Water 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 01407500 Swimming River near Red Bank NJ


Monmouth County, New Jersey
Hydrologic Unit Code 02030104
Latitude  40°19'11", Longitude  74°06'56" NAD83
Drainage area 49.2  square miles
Gage datum 30.00 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 1921-10-01 -> 2022-09-30)

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 75 64 85 112 84 55 28 34 26 30 44 59
2 88 73 100 102 72 55 25 31 35 31 39 58
3 84 82 93 97 66 57 32 33 33 29 44 61
4 89 81 106 95 70 61 38 34 24 24 42 56
5 70 82 105 99 80 55 34 28 23 25 42 58
6 73 78 104 93 76 62 39 35 31 26 39 69
7 71 88 112 100 72 50 38 34 31 32 39 62
8 70 100 99 90 69 51 31 34 31 29 74 67
9 65 71 107 93 85 42 38 30 40 28 64 75
10 71 72 93 108 84 48 28 37 23 26 52 68
11 62 75 94 87 76 46 29 34 33 25 43 73
12 71 86 100 85 81 44 28 41 56 30 45 83
13 65 84 127 96 75 60 31 62 39 31 52 62
14 69 81 126 85 70 69 34 38 30 38 52 75
15 80 88 111 94 64 48 37 34 44 30 53 67
16 67 81 94 119 68 42 36 27 30 30 52 67
17 67 81 93 109 79 42 33 25 36 37 51 74
18 82 85 92 82 63 45 30 31 30 40 51 62
19 88 93 95 85 65 45 30 29 38 50 44 60
20 81 97 94 76 67 47 38 34 37 55 55 56
21 87 85 97 77 62 37 45 29 53 40 48 82
22 71 85 120 76 55 45 32 55 38 33 55 70
23 66 92 101 80 57 40 52 44 30 35 56 62
24 84 113 100 79 66 36 62 30 31 37 49 59
25 100 120 95 81 63 39 33 28 29 40 70 73
26 107 119 83 81 68 31 26 29 38 52 62 81
27 78 96 84 86 70 31 27 35 35 70 57 97
28 89 90 93 90 55 41 39 82 32 44 57 70
29 73 86 116 76 64 33 42 33 42 45 68 78
30 66   121 71 72 31 46 26 33 59 69 77
31 64   115   63   29 28   41   67