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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 02073000 SMITH RIVER AT MARTINSVILLE, VA


Henry County, Virginia
Hydrologic Unit Code 03010103
Latitude  36°39'40", Longitude  79°52'51" NAD27
Drainage area 379  square miles
Gage datum 657.22 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 1950-10-01 -> 2022-09-30)

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
1 511 472 624 646 555 520 402 394 387 495 378 454
2 478 531 602 642 549 480 420 401 355 476 365 419
3 505 531 591 628 526 499 447 389 378 501 374 444
4 528 545 661 610 576 533 412 375 373 451 402 497
5 529 495 646 654 587 594 500 386 404 424 365 504
6 501 575 640 609 618 487 501 378 540 389 417 441
7 522 607 572 598 582 523 485 368 501 341 413 503
8 557 514 542 603 585 528 439 399 562 367 417 490
9 525 478 521 673 630 565 418 403 436 419 410 466
10 480 508 540 697 567 506 414 407 434 379 417 450
11 505 550 528 626 527 536 424 384 401 482 407 470
12 497 509 517 654 516 541 472 440 388 396 523 474
13 479 524 514 720 508 554 429 422 361 396 432 455
14 512 494 566 647 533 469 434 397 396 357 401 491
15 569 475 518 679 518 448 429 419 352 420 394 483
16 547 539 533 758 520 491 413 419 416 382 432 474
17 515 538 618 634 487 520 409 434 547 387 418 448
18 529 516 588 634 499 469 441 552 411 381 414 447
19 522 519 625 626 529 492 417 434 403 401 454 425
20 494 457 644 600 594 450 412 451 415 360 439 429
21 526 504 627 560 600 553 400 434 380 346 376 516
22 502 547 615 553 610 490 396 412 480 382 364 467
23 490 622 602 602 587 486 409 410 437 424 362 452
24 519 616 643 705 562 467 383 407 400 401 381 463
25 648 595 591 652 593 495 420 385 391 395 438 396
26 568 572 604 674 547 511 414 378 440 424 415 413
27 584 548 585 651 567 475 415 385 437 379 409 483
28 590 549 646 644 587 442 426 395 447 391 393 504
29 520 492 667 630 531 447 406 368 424 419 428 522
30 475   666 599 526 404 399 371 566 396 416 483
31 472   646   511   396 452   388   504