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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 01638480 CATOCTIN CREEK AT TAYLORSTOWN, VA


Loudoun County, Virginia
Hydrologic Unit Code 02070008
Latitude  39°15'18", Longitude  77°34'36" NAD27
Drainage area 89.5  square miles
Gage datum 246.8 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 1970-10-01 -> 2024-09-30)

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
1 154 125 170 198 136 93 108 43 54 79 49 102
2 142 133 151 197 124 88 73 29 30 48 47 126
3 120 159 157 171 129 93 82 33 23 61 58 84
4 108 179 199 183 153 111 48 47 27 37 51 75
5 99 173 184 187 129 142 50 29 36 42 61 114
6 85 137 174 142 157 90 58 32 104 33 61 80
7 85 141 180 145 146 89 44 56 61 31 60 105
8 165 111 179 140 128 77 77 27 30 37 74 116
9 117 97 168 151 122 65 43 21 33 169 57 118
10 103 93 178 181 117 74 43 20 32 81 56 108
11 101 108 184 127 116 128 66 28 36 51 55 258
12 116 168 169 121 238 125 35 33 56 54 65 127
13 106 121 182 144 134 118 45 111 32 60 75 157
14 131 167 185 129 115 91 36 28 28 40 62 120
15 100 113 170 159 139 66 35 23 22 39 60 143
16 120 122 144 197 376 68 30 22 31 35 76 177
17 100 117 152 212 225 88 27 31 33 34 73 121
18 107 116 148 130 182 73 25 31 46 46 62 118
19 178 130 189 123 162 62 33 22 42 73 67 99
20 170 138 170 133 124 62 34 20 27 59 73 87
21 137 142 306 166 134 133 40 25 29 51 54 110
22 100 155 222 160 114 249 48 32 48 40 58 123
23 110 162 178 122 129 91 42 21 148 61 90 144
24 170 213 176 140 158 73 44 25 52 50 77 126
25 180 196 147 126 136 58 43 18 105 116 81 161
26 176 181 147 123 105 56 31 18 90 64 78 164
27 132 143 146 139 91 56 26 21 64 51 69 124
28 153 147 198 145 109 79 28 26 157 57 97 107
29 114 170 222 119 98 80 56 19 88 93 123 112
30 113   216 159 83 112 31 16 90 159 111 100
31 173   186   88   52 15   60   102