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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 01645000 SENECA CREEK AT DAWSONVILLE, MD


Montgomery County, Maryland
Hydrologic Unit Code 02070008
Latitude  39°07'41.1", Longitude  77°20'08.8" NAD83
Drainage area 101  square miles
Gage datum 213.31 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 1929-10-01 -> 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
1 165 125 155 193 153 106 95 85 81 127 97 112
2 147 142 147 209 133 130 95 76 58 83 73 122
3 148 161 168 179 138 137 116 65 54 68 79 98
4 136 160 171 164 136 140 89 107 80 56 69 116
5 121 146 178 173 138 130 84 65 92 55 84 138
6 115 141 177 155 192 117 88 79 162 59 77 120
7 119 170 182 155 156 153 73 63 99 58 83 124
8 116 141 157 151 142 112 121 75 161 70 106 118
9 136 119 149 160 131 96 91 73 108 81 102 128
10 119 122 147 168 125 149 82 75 71 93 92 113
11 114 136 154 138 130 110 82 62 113 69 80 180
12 126 149 166 139 164 103 74 90 158 68 87 124
13 118 158 163 176 139 134 81 110 67 61 104 134
14 148 174 177 156 124 126 84 66 87 75 91 132
15 123 158 157 174 129 95 81 65 66 68 84 121
16 121 141 150 194 201 90 75 59 81 78 101 141
17 103 133 162 178 157 97 69 66 78 63 101 116
18 114 143 149 141 144 148 72 82 73 77 82 121
19 173 162 164 134 172 124 73 64 72 112 84 105
20 166 150 162 154 125 117 78 83 54 77 99 104
21 145 145 222 147 136 133 152 73 59 74 91 134
22 121 159 202 148 130 222 105 77 81 64 104 117
23 115 177 208 138 141 120 98 95 98 107 91 115
24 155 188 194 133 146 93 90 89 77 82 90 114
25 169 200 152 137 131 83 73 61 94 87 122 121
26 189 199 176 156 139 128 66 74 154 82 101 160
27 137 150 172 167 137 130 68 91 93 102 99 131
28 142 144 192 150 138 118 93 65 83 100 170 115
29 125 142 194 127 131 87 96 58 71 107 138 124
30 131   187 156 112 102 77 53 87 124 114 136
31 157   186   116   88 51   79   123