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USGS Daily Statistics for Pennsylvania

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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.


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 01552000 Loyalsock Creek at Loyalsockville, PA


Lycoming County, Pennsylvania
Hydrologic Unit Code 02050206
Latitude  41°19'30", Longitude  76°54'46" NAD27
Drainage area 435  square miles
Gage datum 585.61 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 1925-10-01 -> 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
1 801 705 991 2,030 1,230 696 439 360 345 489 698 1,120
2 909 756 1,040 1,930 1,030 669 397 309 291 429 745 1,080
3 794 874 1,020 1,990 1,080 619 381 420 261 444 775 879
4 773 772 1,090 2,090 1,090 583 360 355 328 377 626 1,030
5 792 684 1,500 2,150 975 541 348 307 278 417 614 925
6 806 621 1,480 2,080 947 699 331 268 302 503 627 1,010
7 843 672 1,180 1,890 1,100 547 301 266 549 422 627 987
8 809 670 1,220 1,710 970 482 298 287 713 400 667 1,010
9 978 583 1,350 1,570 938 429 309 229 279 486 829 887
10 880 570 1,340 1,560 919 445 316 224 318 415 738 923
11 764 733 1,490 1,530 973 428 279 258 319 329 700 1,110
12 700 694 1,410 1,460 1,010 400 302 249 284 403 806 929
13 818 655 1,270 1,390 1,000 426 300 358 315 460 920 1,060
14 804 791 1,330 1,420 1,050 420 305 451 268 501 808 1,090
15 753 908 1,630 1,420 1,020 451 276 359 255 488 747 898
16 758 816 1,470 1,500 985 423 309 297 307 452 912 820
17 659 798 1,550 1,670 975 400 307 293 377 498 1,020 861
18 695 911 1,550 1,360 880 432 296 554 613 485 906 943
19 878 806 1,310 1,210 884 463 244 387 384 634 861 863
20 797 886 1,350 1,270 895 405 250 305 333 686 938 815
21 806 944 1,440 1,300 924 459 272 246 284 827 881 1,140
22 871 997 1,670 1,260 873 812 296 247 279 587 869 920
23 836 998 1,500 1,190 936 850 340 239 392 636 861 890
24 1,020 1,030 1,470 1,180 833 458 496 523 377 690 744 1,040
25 1,250 1,080 1,490 1,190 842 392 494 284 402 606 808 1,130
26 1,070 1,080 1,530 1,120 832 355 348 239 362 611 1,220 867
27 1,090 1,020 1,690 1,130 850 385 335 219 431 652 1,040 871
28 930 1,040 1,590 1,140 1,030 504 392 310 464 681 1,130 766
29 788 945 1,620 1,020 860 420 333 503 481 654 1,110 770
30 714   1,740 1,060 774 461 293 314 434 789 1,050 1,020
31 790   1,870   702   319 315   694   915