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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 03029500 Clarion River at Cooksburg, PA


Clarion County, Pennsylvania
Hydrologic Unit Code 05010005
Latitude  41°19'50", Longitude  79°12'33" NAD27
Drainage area 807  square miles
Gage datum 1,145.7 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 1938-10-01 -> 2025-09-30)

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 2,090 1,510 2,330 3,250 1,960 1,300 973 725 524 668 1,070 1,960
2 2,130 1,550 2,450 3,190 1,960 1,280 1,020 659 577 749 1,010 1,770
3 2,030 1,650 2,280 3,390 1,880 1,280 996 654 634 741 1,090 1,620
4 2,150 1,610 2,490 3,600 1,830 1,210 874 633 644 666 1,050 1,730
5 2,070 1,650 2,830 3,760 1,730 1,160 819 578 545 666 1,090 1,680
6 1,990 1,590 3,250 3,480 1,700 1,210 813 557 509 615 1,100 1,620
7 1,950 1,560 2,870 3,110 1,740 1,180 734 626 515 604 1,020 1,730
8 1,850 1,660 2,720 2,890 1,780 1,180 727 704 475 614 1,050 1,810
9 1,860 1,470 2,920 2,760 1,850 1,230 690 697 658 633 1,090 1,680
10 1,670 1,500 2,830 2,660 1,920 1,160 676 699 714 674 1,090 1,740
11 1,590 1,580 2,740 2,610 1,960 1,040 626 621 612 598 1,170 1,800
12 1,620 1,590 2,730 2,830 2,170 1,010 678 576 523 690 1,170 1,800
13 1,730 1,590 2,700 2,660 2,420 1,140 782 586 583 718 1,140 1,930
14 1,730 1,760 2,750 2,540 2,240 1,330 687 717 650 695 1,130 1,800
15 1,610 1,810 2,990 2,510 2,090 1,410 799 660 620 771 1,170 1,860
16 1,630 1,860 2,830 2,470 2,060 1,320 888 558 569 854 1,230 1,740
17 1,450 1,860 2,870 2,560 2,050 1,230 701 523 582 740 1,550 1,680
18 1,560 1,880 2,790 2,330 1,980 1,250 700 593 1,020 818 1,410 1,720
19 1,760 1,870 2,590 2,230 1,970 1,250 917 635 767 839 1,360 1,690
20 1,830 1,970 2,820 2,220 1,860 1,150 794 543 679 943 1,440 1,580
21 1,720 1,970 2,700 2,230 1,980 1,530 736 561 617 898 1,330 1,710
22 1,760 2,070 2,990 2,150 2,040 1,330 777 672 716 885 1,290 1,820
23 1,620 2,170 2,810 2,020 2,050 1,480 847 574 721 762 1,330 1,760
24 1,820 2,230 2,760 1,960 1,800 1,140 822 524 621 741 1,340 1,830
25 2,060 2,400 2,830 1,980 1,670 1,100 735 499 626 799 1,430 1,950
26 1,980 2,270 2,670 2,050 1,850 1,080 644 451 639 838 1,610 1,810
27 2,150 2,220 2,740 2,060 1,650 985 675 438 643 824 1,790 1,740
28 1,850 2,350 2,780 1,980 1,610 1,080 701 469 669 1,050 1,810 1,840
29 1,740 2,310 2,910 2,030 1,600 1,010 675 542 870 1,030 1,790 2,000
30 1,640   2,950 2,000 1,400 929 687 584 730 1,010 1,780 2,140
31 1,700   3,210   1,340   718 541   958   2,220