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USGS Daily Statistics for Delaware

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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 -> 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
1 573 543 641 826 896 487 387 345 296 473 346 568
2 578 591 728 888 601 504 400 287 584 339 304 549
3 563 684 657 899 592 504 380 269 289 330 390 496
4 574 705 631 807 600 520 382 368 264 287 309 455
5 520 669 739 788 586 481 411 397 244 303 354 525
6 487 612 654 720 634 493 370 267 402 295 345 555
7 502 627 646 681 617 491 404 280 413 249 331 500
8 564 541 643 687 592 468 390 316 359 317 364 555
9 567 487 745 679 583 505 337 284 352 420 389 544
10 642 487 812 764 561 489 371 356 293 365 352 529
11 542 530 861 692 581 509 385 307 270 376 355 638
12 610 616 656 645 582 465 414 301 253 341 408 631
13 544 656 724 700 608 533 515 547 251 283 429 624
14 580 556 844 670 589 479 489 406 246 285 351 709
15 532 598 778 710 527 422 434 281 416 312 346 583
16 504 632 669 962 612 395 371 245 450 300 406 682
17 508 594 629 818 644 448 339 249 561 312 429 685
18 572 559 637 649 534 466 343 277 372 298 361 742
19 655 570 684 652 595 489 316 324 366 476 334 587
20 860 585 770 649 542 536 326 285 317 415 383 472
21 688 593 851 597 500 636 424 271 282 372 386 695
22 554 658 1,140 618 498 441 364 330 434 318 373 564
23 505 702 826 618 524 413 431 268 382 283 464 581
24 633 809 831 592 575 404 397 234 452 321 383 586
25 966 997 749 624 474 406 335 221 356 330 446 698
26 949 824 654 629 517 408 333 214 363 327 483 614
27 721 602 744 667 491 508 345 244 416 398 528 605
28 740 580 772 601 442 631 416 547 491 486 564 606
29 648 606 855 611 521 464 308 326 594 451 528 541
30 559   766 617 588 369 299 288 405 527 569 492
31 561   817   450   293 239   360   477