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USGS Daily Statistics for the Nation

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 03007800 Allegheny River at Port Allegany, PA


Mckean County, Pennsylvania
Hydrologic Unit Code 05010001
Latitude  41°49'07", Longitude  78°17'35" NAD27
Drainage area 248  square miles
Gage datum 1,454.88 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 water year of record in, ft3/s   (Calculation Period 1974-10-01 -> 2021-09-30)

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
1 600 423 604 1,210 677 319 261 235 107 283 474 833
2 593 413 596 1,220 652 304 242 215 144 234 430 769
3 545 414 655 1,150 587 300 214 208 180 218 384 666
4 538 398 727 1,160 554 353 194 202 162 219 343 602
5 535 404 779 1,220 525 342 214 172 134 209 328 550
6 516 437 817 1,140 505 480 198 165 131 227 358 512
7 471 466 728 1,070 487 427 210 168 115 219 350 493
8 519 495 666 1,040 482 393 250 177 111 219 381 467
9 574 436 691 1,000 524 343 217 162 166 225 432 469
10 487 392 685 1,040 545 276 185 217 197 228 448 482
11 456 380 720 1,020 584 254 162 197 187 228 451 503
12 582 422 786 936 725 279 205 201 209 241 469 513
13 681 400 847 872 713 291 205 187 225 223 457 518
14 714 486 879 860 679 401 173 244 210 213 412 564
15 642 473 999 857 675 390 163 245 180 213 394 612
16 547 470 891 858 641 390 155 185 158 200 432 572
17 469 538 769 896 595 360 142 156 186 200 541 541
18 441 553 750 791 529 338 158 233 346 236 520 567
19 482 556 780 694 573 321 147 218 351 284 500 540
20 640 594 856 650 534 349 161 146 279 376 542 506
21 532 634 900 648 492 454 171 174 220 479 482 530
22 413 647 977 625 483 373 207 197 254 395 441 599
23 399 598 910 591 463 301 186 174 252 330 441 598
24 506 695 877 590 446 280 194 147 213 314 416 619
25 663 790 898 573 399 296 202 125 260 307 412 689
26 631 680 938 597 375 333 209 108 315 297 509 616
27 507 656 902 590 328 272 225 111 311 363 652 567
28 432 674 859 586 340 277 233 109 287 495 696 562
29 428 760 884 610 384 304 210 136 276 481 691 552
30 426   961 646 340 297 188 129 320 474 715 551
31 443   1,100   306   208 125   425   591