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USGS 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 01580000 DEER CREEK AT ROCKS, MD


Harford County, Maryland
Hydrologic Unit Code 02050306
Latitude  39°37'47.9", Longitude  76°24'11.9" NAD83
Drainage area 94.4  square miles
Gage datum 249.60 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 1926-10-01 -> 2021-09-30)

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
1 164 136 156 185 163 138 113 94 97 108 106 116
2 144 146 156 190 151 156 103 100 77 104 99 110
3 165 167 169 172 158 132 112 94 76 85 107 109
4 149 153 178 164 161 138 112 119 86 77 93 125
5 127 144 198 187 159 154 129 96 80 74 91 129
6 131 152 179 187 191 139 102 84 111 80 86 119
7 123 189 169 175 161 122 117 85 103 73 93 119
8 120 157 160 173 154 124 119 81 108 107 111 124
9 146 133 166 168 156 116 101 93 93 81 107 123
10 128 137 175 172 145 125 107 108 93 87 100 114
11 124 144 189 153 145 122 104 88 102 91 91 137
12 124 170 178 161 158 121 105 101 98 80 98 133
13 117 176 182 176 159 141 141 136 86 75 115 131
14 153 176 196 166 145 140 119 87 86 81 107 130
15 139 161 178 186 146 124 115 81 77 77 101 118
16 131 153 160 204 160 110 95 77 105 81 133 131
17 116 152 159 179 156 114 87 111 98 82 121 127
18 137 146 155 158 153 114 98 111 97 87 100 121
19 170 159 168 156 154 119 102 89 80 101 96 109
20 169 153 164 169 145 118 91 80 75 88 106 117
21 160 158 200 153 143 120 102 82 81 101 104 145
22 133 171 201 169 146 189 107 93 94 92 103 118
23 124 175 184 159 150 138 132 139 94 104 106 115
24 159 196 182 158 150 128 106 105 82 85 99 115
25 185 186 160 158 141 111 100 89 97 85 126 124
26 204 207 175 177 153 113 93 83 99 98 110 162
27 154 186 174 174 134 131 93 95 103 96 102 124
28 149 170 182 177 144 128 101 92 99 100 138 131
29 136 159 174 153 137 117 87 79 90 113 128 124
30 139   180 178 138 109 94 70 118 108 121 129
31 140   174   133   86 88   88   118