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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 01594526 WESTERN BRANCH AT UPPER MARLBORO, MD


Prince George'S County, Maryland
Hydrologic Unit Code 02060006
Latitude  38°48'51.2", Longitude  76°44'55.4" NAD83
Drainage area 89.7  square miles
Gage datum 4.33 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 1985-10-01 -> 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 96 99 154 149 157 90 90 53 45 120 74 131
2 125 123 162 126 91 84 94 52 93 81 58 104
3 116 125 204 147 102 93 97 60 55 72 56 111
4 100 155 179 152 128 147 87 73 75 54 56 70
5 97 206 173 110 125 155 83 82 57 45 87 111
6 89 147 153 128 128 92 74 59 83 50 100 108
7 113 161 161 137 131 113 128 60 107 43 84 116
8 119 116 129 119 120 120 108 118 275 57 118 141
9 101 95 168 116 153 75 107 69 116 80 106 136
10 163 91 179 106 115 86 66 74 74 48 71 129
11 101 136 156 106 91 127 57 93 80 56 56 162
12 108 156 112 126 247 82 97 92 49 120 144 156
13 100 150 126 132 161 65 71 131 44 52 170 109
14 99 126 145 112 93 69 72 77 33 45 92 143
15 113 118 120 129 94 82 59 74 36 69 86 149
16 98 142 121 193 108 58 51 64 84 51 125 204
17 98 139 152 131 127 59 62 52 111 48 163 197
18 114 135 136 98 133 103 39 75 64 67 81 170
19 145 128 125 110 148 99 36 62 67 59 61 104
20 193 122 131 120 126 95 45 76 36 51 89 84
21 117 122 195 121 110 126 47 79 28 62 70 100
22 78 144 217 128 87 84 87 99 45 65 95 75
23 104 194 149 101 109 64 80 46 98 42 91 105
24 156 198 186 94 72 76 92 42 123 33 85 124
25 143 168 136 103 66 68 73 29 56 55 87 154
26 112 110 108 96 133 99 84 45 81 58 84 170
27 99 100 125 92 107 98 68 57 88 110 115 136
28 145 105 189 114 85 117 74 157 60 162 116 139
29 146 108 203 109 77 78 128 84 120 142 113 120
30 85   149 124 74 59 64 44 126 245 107 95
31 94   151   63   71 31   95   75