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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 -> 2024-09-30)

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 1,650 1,770 1,390 799 451 406 607 639 683 983
2 1,450 1,110 1,570 1,880 1,050 968 430 353 623 605 701 1,130
3 1,340 1,330 1,450 1,810 1,050 861 472 383 366 652 735 914
4 1,410 1,580 1,720 1,540 1,300 856 481 537 425 425 604 896
5 1,170 1,420 2,050 1,730 1,250 826 456 395 337 379 588 1,080
6 1,140 1,250 1,960 1,700 1,420 814 431 309 583 391 607 1,130
7 1,050 1,460 1,940 1,580 1,500 650 492 322 679 323 606 1,090
8 1,120 1,460 1,820 1,450 1,270 692 548 301 508 332 664 1,040
9 1,260 1,100 1,700 1,530 1,140 605 514 362 557 617 824 976
10 1,390 1,120 1,550 1,640 1,030 588 493 378 605 847 674 1,030
11 1,080 1,160 1,740 1,420 1,030 664 453 534 487 535 627 1,370
12 1,050 1,230 1,800 1,250 1,170 678 385 385 322 485 589 1,420
13 1,040 1,330 1,830 1,500 1,220 780 684 651 337 377 833 1,120
14 1,040 1,520 1,970 1,580 1,060 846 426 651 397 430 735 1,320
15 1,140 1,590 2,060 1,630 946 668 450 374 636 492 720 1,100
16 1,150 1,410 1,690 1,690 1,310 523 496 287 463 489 641 1,230
17 975 1,380 1,560 1,830 1,430 537 418 290 812 505 725 1,300
18 958 1,360 1,570 1,390 1,040 621 451 377 577 621 700 1,140
19 1,060 1,440 1,630 1,150 1,200 786 510 396 592 688 634 1,000
20 1,480 1,570 1,890 1,480 996 841 443 326 363 656 754 930
21 1,300 1,550 2,020 1,490 1,060 739 506 344 381 512 667 1,140
22 1,190 1,600 2,420 1,360 1,140 1,190 590 376 547 420 810 1,120
23 1,060 1,650 2,060 1,200 984 1,460 571 406 755 566 1,000 1,140
24 1,310 1,970 2,050 1,080 867 905 515 746 790 604 766 1,070
25 1,730 1,920 1,710 1,160 853 554 497 494 662 467 845 1,220
26 1,660 1,850 1,520 1,330 899 529 425 343 1,030 566 787 1,150
27 1,550 1,710 1,640 1,680 804 547 365 359 854 580 782 1,450
28 1,510 1,620 1,700 1,460 874 757 381 283 718 684 919 1,100
29 1,170 1,650 1,870 1,280 917 539 369 298 658 703 1,330 1,110
30 1,130   1,680 1,220 887 480 375 236 649 870 1,230 1,240
31 1,220   1,740   832   407 326   708   1,220