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USGS Daily Statistics for Pennsylvania

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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 01573560 Swatara Creek near Hershey, PA


Dauphin County, Pennsylvania
Hydrologic Unit Code 02050305
Latitude  40°17'54", Longitude  76°40'05" NAD27
Drainage area 483  square miles
Gage datum 325.94 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 42 - 43 years of record in, ft3/s   (Calculation Period 1975-10-01 -> 2018-09-30)

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
1 848 869 1,000 1,450 921 703 699 382 359 680 603 1,140
2 941 1,050 1,190 1,470 832 735 598 449 278 550 568 1,210
3 905 1,020 1,170 1,540 907 683 505 401 324 525 583 1,060
4 851 1,080 1,080 1,520 877 723 472 490 294 510 521 1,010
5 822 1,080 1,550 1,440 869 703 626 504 400 440 489 1,060
6 803 907 1,600 1,340 987 823 595 463 529 426 476 1,060
7 757 847 1,360 1,330 972 790 599 585 875 368 466 992
8 903 754 1,200 1,180 856 664 551 507 2,130 442 501 937
9 1,040 680 1,180 1,150 911 617 449 470 1,860 613 638 831
10 907 638 1,250 1,260 811 572 393 475 554 764 565 879
11 803 734 1,480 1,280 855 736 387 445 340 684 612 1,040
12 826 842 1,510 1,160 876 755 378 667 306 597 622 1,210
13 803 781 1,340 1,130 804 765 565 782 442 458 735 1,210
14 857 724 1,470 1,110 846 733 575 801 455 480 643 1,310
15 829 849 1,590 1,190 955 578 618 496 304 533 659 1,130
16 794 862 1,360 1,670 1,080 560 532 422 318 482 698 1,010
17 753 910 1,180 1,770 1,270 573 536 367 433 481 905 1,080
18 750 900 1,190 1,310 1,000 629 521 373 778 540 732 1,060
19 825 889 1,150 1,060 1,050 599 422 402 966 777 645 937
20 1,140 941 1,220 1,030 1,100 559 372 347 501 844 684 848
21 1,200 1,010 1,450 965 907 745 359 468 349 866 778 969
22 887 1,020 1,800 1,000 782 670 387 556 417 696 727 970
23 853 1,060 1,660 945 793 616 653 435 455 583 961 895
24 1,130 1,390 1,540 897 797 586 1,070 364 409 631 817 1,050
25 1,520 1,670 1,380 955 768 568 1,070 311 332 597 749 1,280
26 1,260 1,520 1,300 923 737 778 922 289 387 588 726 1,100
27 1,520 1,160 1,550 940 723 775 644 262 412 568 784 985
28 1,300 1,050 1,590 917 649 1,070 465 369 598 780 994 890
29 991 1,250 1,550 909 803 1,200 424 426 627 899 1,340 855
30 941   1,390 837 861 687 430 326 527 846 1,050 823
31 945   1,370   718   380 316   741   773