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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 01481500 BRANDYWINE CREEK AT WILMINGTON, DE


New Castle County, Delaware
Hydrologic Unit Code 02040205
Latitude  39°46'10.2", Longitude  75°34'36.1" NAD83
Drainage area 314  square miles
Gage datum 67.17 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 1973-10-01 -> 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
1 576 546 602 834 883 496 392 353 279 486 351 586
2 565 598 715 867 607 515 396 289 244 330 307 566
3 564 695 646 848 604 514 381 272 263 314 399 505
4 573 687 620 746 608 515 384 379 253 279 313 459
5 518 665 749 782 595 488 418 409 239 287 361 539
6 489 619 655 700 644 505 376 270 383 291 351 571
7 487 637 649 656 598 505 401 283 411 246 337 499
8 564 546 653 630 578 461 384 315 362 322 372 567
9 554 489 758 666 590 419 325 288 354 432 391 559
10 480 490 787 765 569 482 338 363 290 375 359 541
11 520 536 881 688 591 508 386 306 265 387 363 605
12 609 628 662 629 595 447 420 302 247 349 411 637
13 519 663 737 702 625 528 529 563 247 288 435 640
14 576 558 871 676 605 483 503 419 245 280 357 733
15 531 608 800 720 534 422 446 287 427 310 347 593
16 503 645 683 997 629 394 372 248 464 302 401 659
17 466 597 642 842 666 448 342 254 584 316 434 693
18 566 561 648 658 549 475 344 284 379 300 367 626
19 663 576 693 604 610 502 316 300 375 492 339 548
20 865 596 795 649 552 553 326 288 325 428 391 469
21 692 604 884 600 510 660 430 276 288 380 394 710
22 558 675 1,200 625 510 450 370 336 451 326 349 571
23 498 720 818 622 534 404 444 267 371 288 469 556
24 637 834 808 599 592 400 409 233 433 327 389 584
25 988 1,030 712 635 485 410 336 223 338 337 458 716
26 933 842 651 644 531 398 306 217 366 312 497 626
27 722 606 757 683 501 450 352 249 426 403 531 616
28 731 562 781 613 443 636 428 567 507 502 576 535
29 641 603 872 606 506 470 305 333 616 463 542 532
30 558   787 615 596 373 301 295 417 513 588 490
31 563   843   452   298 242   361   476