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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 -> 2020-09-30)

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 1,570 2,380 2,690 1,870 1,300 693 532 410 516 601 1,180
2 1,770 1,590 2,290 2,730 1,700 1,230 629 463 397 502 631 1,210
3 1,660 1,650 2,220 2,590 1,730 1,290 585 491 408 473 666 1,080
4 1,610 1,670 2,490 2,540 1,820 1,370 749 489 416 455 716 1,120
5 1,600 1,670 3,210 2,710 2,030 1,320 689 449 510 436 880 1,080
6 1,580 1,610 3,190 2,420 2,240 1,180 634 560 573 475 736 1,020
7 1,630 1,710 3,020 2,450 2,330 1,130 619 525 811 482 769 1,130
8 1,630 1,700 2,650 2,300 2,480 1,070 625 446 589 484 952 1,340
9 1,500 1,640 2,480 2,360 2,350 972 610 421 799 576 897 1,360
10 1,600 1,820 2,420 2,500 2,170 900 590 396 698 583 860 1,280
11 1,600 1,800 2,570 2,310 2,060 1,020 597 398 527 528 806 1,330
12 1,610 1,810 2,640 2,250 2,060 1,010 558 432 492 501 775 1,310
13 1,550 1,860 2,990 2,490 2,100 1,090 677 574 488 453 745 1,340
14 1,440 2,020 3,180 2,440 1,950 1,050 602 544 437 505 731 1,360
15 1,480 1,930 3,170 2,330 1,900 892 523 431 441 884 725 1,420
16 1,500 1,960 2,900 2,510 2,100 784 479 412 418 1,060 718 1,550
17 1,430 1,980 2,970 2,690 2,060 776 467 447 534 639 750 1,450
18 1,450 1,910 2,970 2,250 1,970 948 455 645 741 641 705 1,380
19 1,730 2,050 2,680 2,090 1,920 907 434 627 693 539 798 1,330
20 1,520 2,070 2,970 2,410 1,850 936 526 488 597 504 910 1,200
21 1,470 2,070 3,050 2,160 1,860 961 496 474 534 597 841 1,250
22 1,600 2,100 3,170 1,940 1,740 855 480 461 560 541 868 1,320
23 1,610 2,320 2,920 1,840 1,660 936 517 452 530 590 870 1,330
24 1,680 2,400 3,070 1,870 1,520 925 496 520 521 653 835 1,390
25 1,810 2,480 3,050 2,080 1,470 736 449 482 561 578 857 1,410
26 1,830 2,690 2,770 2,460 1,340 671 398 461 581 570 838 1,510
27 1,820 2,660 2,610 2,120 1,300 656 472 482 520 539 865 1,520
28 1,770 2,450 2,740 2,170 1,550 774 499 454 654 927 1,030 1,430
29 1,620 2,460 2,940 2,150 1,510 783 529 418 566 852 1,130 1,500
30 1,630   2,730 1,980 1,410 706 587 404 524 782 1,170 1,640
31 1,610   2,800   1,380   525 408   633   1,580