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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 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 1,173.88 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 1943-10-01 -> 2025-09-30)

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
1 298 287 456 425 331 216 122 99 135 172 143 271
2 273 351 389 389 333 196 142 93 88 148 145 226
3 274 379 377 373 347 206 167 96 82 125 169 212
4 318 402 440 395 348 192 193 171 77 126 222 267
5 243 335 428 472 329 223 153 136 123 114 191 278
6 242 380 431 385 352 201 137 120 200 102 162 203
7 269 428 448 409 369 210 130 102 120 97 184 254
8 312 340 375 419 349 200 118 97 125 136 167 232
9 284 338 356 446 320 209 116 109 90 168 142 241
10 267 327 376 469 293 210 116 113 103 141 165 238
11 254 385 354 401 283 199 124 108 85 191 167 255
12 289 346 365 383 262 189 142 130 82 142 320 239
13 242 412 411 484 274 190 137 110 84 116 198 236
14 263 429 456 467 257 201 137 99 82 112 167 230
15 326 340 422 426 294 190 138 88 77 139 151 252
16 287 345 389 496 294 211 133 98 107 109 200 245
17 238 384 435 408 268 273 126 122 175 109 168 223
18 258 418 449 372 279 243 111 165 199 123 150 233
19 314 376 453 333 281 196 103 104 135 177 192 205
20 328 363 446 356 311 191 105 105 106 157 178 188
21 305 394 523 365 351 313 105 92 101 140 146 219
22 315 484 466 342 311 199 102 95 220 123 147 221
23 319 517 463 314 258 171 103 99 160 147 157 229
24 305 496 525 411 263 156 97 100 103 148 174 235
25 363 468 456 429 285 139 91 99 92 161 188 242
26 394 427 457 445 231 162 93 92 101 165 183 239
27 331 371 438 406 243 200 104 81 165 140 176 230
28 338 359 471 407 350 151 108 90 231 143 199 230
29 336 408 468 336 313 154 106 97 222 149 244 273
30 303   489 325 286 134 105 77 280 127 198 268
31 354   449   259   105 99   132   269