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USGS Daily Statistics for Maryland

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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 01592500 PATUXENT RIV NEAR LAUREL, MD


Howard County, Maryland
Hydrologic Unit Code 02060006
Latitude  39°06'56.6", Longitude  76°52'25.5" NAD83
Drainage area 132  square miles
Gage datum 152.39 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 1944-10-01 -> 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 95 95 108 156 141 99 73 63 75 40 42 52
2 107 98 96 156 98 96 71 54 47 48 52 54
3 97 90 103 154 103 88 66 54 37 58 49 50
4 74 90 109 174 98 110 67 95 48 63 44 73
5 73 79 109 165 102 90 55 51 62 42 44 64
6 80 82 106 132 136 69 55 45 83 46 45 69
7 72 99 129 129 114 81 58 50 74 42 52 68
8 72 111 116 129 84 109 68 45 57 42 47 93
9 76 102 125 129 90 82 70 43 45 38 49 90
10 78 85 115 120 91 82 63 38 47 45 46 84
11 86 85 119 111 90 89 45 41 73 40 41 94
12 89 89 133 114 105 79 59 44 119 39 47 80
13 83 114 123 145 106 69 54 61 52 42 51 81
14 78 142 125 149 111 82 49 41 40 37 48 100
15 79 123 117 136 122 66 49 41 44 39 43 81
16 78 106 115 137 142 64 53 38 60 43 44 98
17 76 104 120 151 133 60 54 37 64 47 39 82
18 87 90 124 146 113 67 73 47 54 44 41 65
19 82 95 125 134 105 78 56 43 45 40 46 63
20 87 99 130 109 104 79 52 38 40 39 50 73
21 93 108 142 90 86 93 118 41 41 37 67 84
22 114 122 159 92 89 257 60 41 40 34 87 80
23 107 128 182 97 96 135 59 49 51 37 54 81
24 108 107 146 95 100 93 49 37 59 43 45 85
25 129 155 135 110 129 68 41 37 72 54 82 79
26 172 165 150 126 129 59 37 35 170 56 71 76
27 129 158 147 145 90 105 44 58 61 46 62 83
28 101 110 132 147 83 85 40 54 43 42 64 84
29 95 144 137 114 94 75 46 40 40 46 68 81
30 82   161 114 85 91 45 42 39 51 58 91
31 114   155   97   44 42   50   81