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USGS Daily Statistics for Virginia

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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 02054500 ROANOKE RIVER AT LAFAYETTE, VA


Montgomery County, Virginia
Hydrologic Unit Code 03010101
Latitude  37°14'11", Longitude  80°12'34" NAD27
Drainage area 254  square miles
Gage datum 1,174.47 feet above NGVD29
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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 1943-10-01 -> 2019-09-30)

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
1 305 286 454 426 325 210 121 100 131 168 129 264
2 271 356 385 390 333 192 139 95 84 143 140 224
3 270 385 376 375 352 203 169 94 81 122 169 213
4 318 400 437 401 354 190 199 176 76 125 227 272
5 242 334 432 484 334 223 154 140 125 113 196 270
6 242 355 439 388 360 199 138 116 207 100 165 199
7 271 369 457 414 377 211 131 99 124 97 188 251
8 319 327 381 426 357 201 117 94 129 139 171 232
9 276 336 358 456 327 211 116 99 90 173 145 242
10 250 326 378 483 300 202 114 113 103 144 170 236
11 250 384 357 403 290 187 122 109 85 196 150 253
12 276 327 370 386 268 181 144 134 82 143 220 241
13 233 371 418 426 281 187 140 112 84 117 172 238
14 258 412 467 461 263 196 136 92 83 112 156 219
15 329 325 431 427 301 185 137 82 78 142 143 240
16 290 326 396 506 300 212 131 90 111 110 193 237
17 238 372 446 414 274 225 128 121 182 110 165 215
18 260 410 462 377 283 189 111 167 204 126 147 227
19 321 370 463 335 282 182 101 104 137 183 193 201
20 337 359 457 361 263 181 105 104 108 159 180 185
21 313 395 540 372 239 316 103 91 103 142 147 220
22 325 494 480 348 239 194 100 93 218 125 146 220
23 329 528 475 320 240 162 97 97 161 149 158 226
24 315 499 539 423 239 148 93 99 102 152 176 236
25 367 467 453 441 275 134 89 99 89 166 192 241
26 372 429 461 458 224 161 92 92 94 170 187 239
27 324 371 443 418 226 203 105 81 117 141 180 226
28 321 351 475 407 314 151 109 89 221 145 205 228
29 330 422 472 335 282 156 108 98 225 131 253 277
30 300   500 300 270 135 107 75 286 114 200 272
31 356   457   251   105 98   121   274