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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 03451000 SWANNANOA RIVER AT BILTMORE, NC


Buncombe County, North Carolina
Hydrologic Unit Code 06010105
Latitude  35°34'06", Longitude  82°32'41" NAD83
Drainage area 130  square miles
Gage datum 1,976.37 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 1920-10-01 -> 2023-09-30)

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
1 208 186 230 267 203 173 99 97 113 123 121 149
2 191 232 215 257 193 164 108 90 93 109 158 154
3 202 254 211 253 193 151 112 103 86 97 128 132
4 182 249 238 279 207 159 136 100 82 129 113 136
5 169 222 232 327 225 174 128 93 107 135 107 137
6 184 238 252 296 256 144 124 88 104 105 155 128
7 191 227 238 273 233 143 135 95 116 109 125 150
8 216 203 234 258 233 145 124 98 219 103 108 153
9 196 193 230 253 207 153 111 94 136 115 107 148
10 180 228 217 243 195 151 109 94 96 97 110 141
11 196 224 217 233 201 146 124 92 82 115 126 142
12 186 219 258 243 195 152 132 104 94 96 125 157
13 171 233 283 265 182 142 117 169 86 86 131 139
14 204 232 274 259 178 132 121 123 94 89 109 149
15 236 218 240 248 187 133 128 89 85 89 111 149
16 203 243 268 263 191 158 113 94 91 128 120 137
17 185 241 300 257 173 154 111 160 157 125 110 144
18 211 237 272 240 181 129 110 152 113 102 107 139
19 244 216 261 280 178 135 111 92 83 114 126 126
20 224 213 259 259 185 142 106 83 88 99 119 130
21 211 235 270 240 199 157 98 87 90 86 107 143
22 207 230 248 228 182 134 105 89 96 87 109 140
23 200 240 278 221 191 124 109 89 84 109 122 153
24 195 227 291 227 180 114 100 101 93 96 125 179
25 207 232 268 218 169 110 99 102 85 94 133 180
26 203 230 305 219 162 112 97 89 85 107 154 174
27 206 217 296 217 188 108 90 111 83 95 125 157
28 192 226 299 224 222 106 93 107 96 95 131 205
29 176 185 298 221 274 102 87 95 101 116 129 216
30 183   302 218 241 103 97 153 153 104 138 189
31 192   296   183   97 104   108   185