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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 03207800 LEVISA FORK AT BIG ROCK, VA


Buchanan County, Virginia
Hydrologic Unit Code 05070202
Latitude  37°21'13", Longitude  82°11'45" NAD27
Drainage area 297  square miles
Gage datum 865.64 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 1967-10-01 -> 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
1 502 569 883 620 511 304 209 223 135 132 144 449
2 623 530 689 628 563 296 191 180 97 171 150 378
3 517 614 723 646 647 279 185 173 88 118 168 317
4 553 699 803 1,130 587 291 178 171 88 85 149 252
5 564 657 864 1,000 604 322 202 159 118 108 147 316
6 480 820 731 761 758 303 209 164 138 132 241 281
7 550 696 694 702 923 373 176 161 95 90 208 365
8 542 573 674 809 627 292 159 155 81 125 184 343
9 468 603 664 744 613 253 178 165 83 181 202 484
10 491 673 734 693 498 365 184 199 96 125 187 482
11 606 904 738 680 451 269 241 196 84 117 180 426
12 460 759 672 682 462 246 193 197 82 103 202 378
13 426 713 740 752 618 265 328 198 80 92 197 322
14 406 643 740 766 538 287 228 154 93 99 160 319
15 453 891 691 730 471 317 260 144 74 110 156 331
16 496 1,030 771 736 563 258 177 134 78 105 184 358
17 422 930 799 723 502 339 179 163 88 177 199 363
18 479 841 740 567 423 286 155 177 122 125 167 343
19 541 710 711 539 453 270 140 195 95 156 267 326
20 632 646 748 599 495 243 173 167 74 118 204 291
21 789 640 927 494 424 217 158 128 68 99 175 331
22 532 776 721 523 407 334 151 126 91 88 207 424
23 520 838 651 547 429 248 138 118 116 91 197 421
24 574 893 707 620 467 227 130 104 100 130 185 424
25 644 840 754 652 435 233 187 90 93 110 182 466
26 776 692 600 677 367 237 163 83 111 132 249 512
27 561 667 549 734 536 215 275 92 154 126 312 403
28 561 682 741 794 530 236 303 86 156 148 315 404
29 530 554 715 641 415 213 267 76 123 149 274 410
30 553   811 583 333 166 220 80 176 158 263 429
31 614   613   320   204 98   139   473