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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 02070000 NORTH MAYO RIVER NEAR SPENCER, VA


Henry County, Virginia
Hydrologic Unit Code 03010103
Latitude  36°34'05", Longitude  79°59'15" NAD27
Drainage area 108  square miles
Gage datum 730.39 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 1928-10-01 -> 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
1 159 127 184 171 135 119 95 98 103 143 106 135
2 142 151 176 149 136 109 115 91 77 144 100 113
3 154 151 164 148 137 117 114 91 79 107 102 112
4 150 167 196 155 151 114 105 90 84 102 111 131
5 139 146 185 183 149 161 119 84 93 100 122 131
6 133 181 185 166 148 124 139 86 131 84 94 117
7 146 193 171 154 141 122 103 90 154 83 93 125
8 154 149 161 165 140 143 108 85 163 94 91 127
9 164 130 160 193 142 169 90 81 86 145 97 118
10 153 148 158 185 123 150 92 106 84 154 125 116
11 140 172 148 150 117 131 98 96 80 115 110 127
12 136 151 158 158 120 117 114 88 72 104 169 136
13 130 167 166 179 132 124 106 99 74 91 132 118
14 152 163 173 169 134 115 124 119 86 83 107 123
15 155 142 148 170 143 109 110 95 83 89 104 132
16 151 160 142 193 155 134 100 101 118 88 109 128
17 132 159 173 161 135 139 98 110 182 152 100 113
18 137 153 164 141 122 116 94 193 158 94 102 114
19 148 154 184 150 135 111 90 109 93 139 114 111
20 151 134 194 168 163 108 98 96 91 132 113 111
21 156 150 187 139 193 164 99 105 77 97 93 148
22 148 163 162 141 166 141 101 102 145 102 99 132
23 150 196 167 134 130 109 100 86 103 125 97 124
24 155 171 203 174 143 111 93 94 81 111 100 136
25 202 164 166 176 140 99 89 98 76 90 119 134
26 166 158 169 163 127 113 91 83 82 109 110 131
27 146 141 164 162 137 105 97 80 97 105 109 135
28 167 156 192 174 143 106 99 82 116 98 113 147
29 134 115 195 149 136 132 91 84 125 107 129 168
30 122   199 144 143 111 107 77 167 98 120 138
31 129   175   128   106 102   119   132