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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 01033000 Sebec River at Sebec, Maine


Piscataquis County, Maine
Hydrologic Unit Code 01020004
Latitude  45°16'12", Longitude  69°06'44" NAD83
Drainage area 325  square miles
Contributing drainage area 325  square miles
Gage datum 295.72 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 1924-10-01 -> 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
1 516 488 461 1,110 2,010 680 485 270 271 405 479 677
2 506 470 471 1,220 1,940 621 496 272 257 408 483 661
3 497 458 468 1,250 1,890 587 456 265 230 410 499 643
4 472 460 469 1,310 1,900 590 393 257 235 406 606 648
5 435 454 470 1,340 1,850 577 392 296 249 420 632 644
6 421 477 474 1,330 1,780 573 388 321 246 410 618 661
7 421 471 491 1,310 1,710 568 381 311 244 411 623 681
8 423 467 500 1,350 1,620 544 393 319 258 419 648 682
9 439 464 504 1,390 1,510 570 384 331 275 403 688 685
10 469 458 503 1,450 1,430 591 374 346 297 401 698 687
11 476 458 513 1,510 1,350 599 336 362 308 390 696 696
12 464 488 518 1,560 1,300 562 309 368 336 386 686 712
13 439 504 549 1,650 1,260 528 324 359 346 383 660 709
14 427 493 594 1,710 1,190 513 321 336 377 378 620 702
15 421 485 621 1,750 1,120 503 303 318 390 369 594 675
16 416 490 629 1,790 1,060 486 290 283 413 360 600 633
17 403 480 620 1,820 1,010 485 305 287 453 368 582 596
18 399 464 624 1,880 961 492 292 284 453 373 550 610
19 401 454 610 1,920 931 511 285 270 429 380 559 625
20 413 466 665 1,950 909 514 280 250 446 397 596 611
21 407 472 657 2,000 890 494 277 241 452 391 592 619
22 402 480 657 2,060 872 483 291 248 469 378 577 684
23 404 483 666 2,120 878 485 273 242 480 379 573 657
24 401 475 668 2,150 858 456 267 237 464 421 567 596
25 422 474 669 2,130 831 441 270 232 480 459 556 572
26 466 466 698 2,140 795 441 268 229 474 493 562 563
27 476 462 769 2,140 767 422 273 228 450 494 631 571
28 496 464 834 2,140 778 415 254 228 444 510 661 597
29 511 415 879 2,120 747 441 246 235 434 516 670 596
30 506   936 2,060 724 450 247 257 413 519 688 570
31 496   983   712   257 276   507   545