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USGS Daily Statistics for Maryland

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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 01603000 NORTH BRANCH POTOMAC RIVER NEAR CUMBERLAND, MD


Allegany County, Maryland
Hydrologic Unit Code 02070002
Latitude  39°37'18.5", Longitude  78°46'24.3" NAD83
Drainage area 877  square miles
Gage datum 584.57 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 1928-10-01 -> 2021-09-30)

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 1,620 1,560 2,510 2,670 1,860 1,290 693 531 411 516 603 1,180
2 1,780 1,580 2,370 2,710 1,690 1,220 629 463 400 501 632 1,210
3 1,680 1,640 2,280 2,570 1,730 1,280 585 491 411 472 666 1,080
4 1,630 1,660 2,530 2,520 1,820 1,360 749 489 421 454 715 1,120
5 1,610 1,660 3,230 2,690 2,040 1,320 689 449 511 436 876 1,080
6 1,590 1,600 3,190 2,410 2,250 1,180 634 558 572 474 734 1,020
7 1,640 1,700 3,020 2,430 2,340 1,120 619 524 807 481 766 1,130
8 1,640 1,690 2,650 2,290 2,480 1,060 625 446 587 483 947 1,340
9 1,510 1,620 2,480 2,350 2,350 972 610 421 795 574 892 1,360
10 1,600 1,810 2,420 2,480 2,170 900 590 396 694 581 855 1,280
11 1,600 1,780 2,560 2,310 2,050 1,020 597 398 526 526 805 1,320
12 1,610 1,800 2,630 2,260 2,050 1,010 558 432 491 501 786 1,310
13 1,550 1,850 2,970 2,480 2,090 1,090 677 576 487 454 750 1,340
14 1,430 2,000 3,160 2,430 1,950 1,050 602 544 436 505 733 1,360
15 1,470 1,910 3,150 2,330 1,890 892 523 431 440 879 725 1,420
16 1,490 1,940 2,880 2,510 2,090 784 479 413 418 1,060 718 1,540
17 1,420 1,970 2,950 2,690 2,050 776 467 447 533 636 749 1,450
18 1,440 1,900 2,960 2,250 1,960 948 455 642 737 638 704 1,380
19 1,730 2,030 2,670 2,090 1,910 907 434 625 690 537 795 1,320
20 1,520 2,060 2,950 2,400 1,840 936 526 487 598 502 906 1,200
21 1,460 2,060 3,040 2,150 1,840 961 496 473 535 594 838 1,250
22 1,590 2,090 3,150 1,930 1,730 855 480 460 558 539 865 1,320
23 1,600 2,310 2,900 1,830 1,650 936 517 451 530 587 866 1,340
24 1,670 2,390 3,050 1,860 1,510 925 496 519 521 650 832 1,390
25 1,800 2,480 3,030 2,060 1,460 736 450 481 560 576 853 1,450
26 1,820 2,690 2,750 2,440 1,330 671 399 461 579 568 834 1,540
27 1,810 2,650 2,600 2,110 1,300 656 471 481 521 537 862 1,540
28 1,760 2,490 2,720 2,150 1,540 774 498 453 650 921 1,030 1,450
29 1,610 2,460 2,920 2,130 1,510 783 527 422 564 858 1,120 1,510
30 1,620   2,710 1,970 1,410 706 585 413 526 795 1,170 1,640
31 1,600   2,780   1,380   524 412   638   1,580