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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 03029000 Clarion River at Ridgway, PA


Elk County, Pennsylvania
Hydrologic Unit Code 05010005
Latitude  41°25'15", Longitude  78°44'10" NAD27
Drainage area 303  square miles
Gage datum 1,354.5 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 2017-10-01 -> 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 1,150 456 987 1,050 782 448 459 294 292 314 976 572
2 1,050 438 1,330 875 789 584 447 296 344 358 825 621
3 1,120 424 1,130 804 735 516 447 280 295 413 657 716
4 1,090 469 1,140 838 839 485 404 289 278 380 555 713
5 943 534 917 721 868 442 405 291 322 369 506 634
6 813 587 808 673 959 463 451 299 323 333 902 681
7 702 760 1,000 830 1,010 386 398 292 301 412 693 648
8 633 1,070 940 834 874 370 376 294 298 347 573 584
9 726 775 767 726 856 383 364 274 468 326 529 556
10 640 802 838 667 1,240 388 358 270 784 314 545 825
11 608 769 930 653 952 360 351 270 627 308 504 758
12 1,360 806 1,020 743 1,260 293 389 330 534 294 807 639
13 1,210 727 877 749 1,350 290 469 433 483 292 542 558
14 849 635 785 729 1,210 340 339 330 435 283 454 566
15 746 728 875 953 1,180 299 312 319 388 284 406 552
16 746 1,010 808 1,190 1,160 583 316 295 358 292 408 566
17 694 922 799 1,090 969 527 621 316 404 280 376 533
18 652 1,480 826 962 820 687 673 527 720 253 398 522
19 755 1,030 951 902 699 592 453 499 485 223 584 534
20 777 905 1,060 896 657 612 429 329 422 238 494 480
21 654 789 912 969 589 1,370 417 499 353 250 462 672
22 645 837 759 870 551 736 487 675 450 248 550 700
23 755 1,240 723 807 523 576 384 465 654 245 445 816
24 909 1,060 732 745 442 573 316 362 433 255 424 847
25 858 1,200 698 665 369 647 390 369 457 297 429 1,130
26 762 992 653 766 364 514 313 304 540 246 538 852
27 693 1,170 597 742 333 546 357 298 490 461 610 725
28 677 1,050 647 680 354 582 357 326 443 453 622 722
29 593 1,300 898 729 507 473 343 334 389 690 523 690
30 538   998 884 502 466 316 381 359 779 538 731
31 487   963   506   299 313   873   820