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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 01643000 MONOCACY RIVER AT JUG BRIDGE NEAR FREDERICK, MD


Frederick County, Maryland
Hydrologic Unit Code 02070009
Latitude  39°24'10.2", Longitude  77°21'57.9" NAD83
Drainage area 817  square miles
Gage datum 231.21 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 1929-10-01 -> 2023-09-30)

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 1,180 1,020 1,660 1,770 1,390 799 454 409 613 645 690 992
2 1,460 1,100 1,560 1,880 1,050 968 433 356 629 611 708 1,140
3 1,350 1,330 1,420 1,810 1,050 861 475 386 369 658 742 922
4 1,420 1,590 1,710 1,540 1,300 856 484 542 429 429 609 903
5 1,180 1,420 2,050 1,730 1,250 826 460 398 340 382 594 1,080
6 1,150 1,260 1,960 1,700 1,420 821 434 312 589 394 612 1,140
7 1,060 1,470 1,940 1,580 1,500 655 496 324 685 325 611 1,100
8 1,120 1,460 1,820 1,450 1,270 698 552 301 513 335 670 1,050
9 1,250 1,110 1,700 1,530 1,140 610 518 361 563 622 832 984
10 1,210 1,120 1,550 1,640 1,030 593 497 380 610 855 680 1,040
11 1,030 1,170 1,740 1,420 1,030 670 457 538 492 540 633 1,370
12 1,030 1,240 1,800 1,250 1,170 684 388 387 325 489 594 1,410
13 1,000 1,320 1,830 1,500 1,220 787 691 657 339 380 841 1,120
14 1,020 1,480 1,970 1,580 1,060 853 430 657 400 434 742 1,320
15 1,130 1,580 2,060 1,630 946 674 454 377 642 496 727 1,100
16 1,140 1,410 1,690 1,690 1,310 527 500 289 467 493 646 1,240
17 973 1,380 1,560 1,830 1,430 541 422 292 820 508 731 1,320
18 957 1,360 1,570 1,390 1,040 626 455 380 582 625 706 1,060
19 1,060 1,440 1,630 1,150 1,200 793 515 400 597 694 640 961
20 1,480 1,580 1,890 1,480 996 848 447 328 366 662 761 925
21 1,310 1,550 2,020 1,490 1,060 746 510 347 385 516 673 1,140
22 1,190 1,610 2,420 1,360 1,140 1,200 594 379 552 424 797 1,120
23 1,060 1,650 2,060 1,200 984 1,470 576 410 762 571 996 1,140
24 1,310 1,970 2,050 1,080 867 911 520 754 796 609 768 1,080
25 1,740 1,930 1,710 1,160 853 557 502 498 665 471 850 1,230
26 1,660 1,860 1,520 1,330 899 532 429 346 1,040 571 792 1,160
27 1,550 1,720 1,640 1,680 804 551 368 362 861 585 788 1,460
28 1,470 1,620 1,700 1,460 874 763 384 285 724 691 927 1,100
29 1,130 1,680 1,870 1,280 917 543 372 301 663 709 1,340 1,110
30 1,110   1,680 1,220 887 483 379 237 654 878 1,240 1,240
31 1,210   1,740   832   410 329   714   1,220