Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS Daily Statistics for Oregon

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 14209000 OAK GROVE FORK ABOVE POWERPLANT INTAKE, OR.


Clackamas County, Oregon
Hydrologic Unit Code 17090011
Latitude  45°04'17", Longitude 121°56'22" NAD27
Drainage area 124  square miles
Gage datum 2,100 feet above NGVD29
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1909-10-01 -> 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
1 539 569 539 587 651 616 410 332 324 367 406 541
2 551 558 547 579 658 605 409 331 327 366 422 544
3 555 554 544 574 667 602 402 332 327 369 427 527
4 549 549 536 574 675 598 395 331 329 365 423 534
5 552 547 533 582 680 594 388 329 331 361 423 525
6 572 571 537 587 681 587 385 329 331 361 421 529
7 600 587 535 594 686 581 381 330 334 362 434 518
8 582 574 533 602 685 580 377 332 338 361 435 500
9 555 568 542 603 683 569 376 332 342 361 429 503
10 545 571 545 603 684 558 374 333 344 362 429 508
11 540 560 546 605 687 548 370 330 346 363 434 519
12 540 553 552 603 687 537 364 327 348 363 440 535
13 546 552 556 616 686 534 362 327 348 363 439 546
14 547 545 550 628 687 531 361 327 350 368 433 547
15 562 541 550 629 690 523 358 325 352 372 450 539
16 583 549 549 628 688 507 354 323 356 375 451 525
17 582 549 552 631 690 497 353 325 357 375 448 508
18 585 552 557 633 686 488 350 324 359 375 454 504
19 578 555 558 631 683 475 347 321 361 377 466 511
20 565 556 564 641 679 467 346 321 361 377 490 534
21 563 554 563 640 673 462 347 319 361 379 489 553
22 564 557 564 632 665 455 345 320 359 387 499 570
23 578 553 566 635 655 453 344 321 360 387 500 561
24 576 551 563 643 646 446 341 321 361 390 526 552
25 570 546 562 643 647 439 341 320 360 384 526 547
26 558 545 563 643 646 433 338 319 363 383 529 531
27 550 542 565 650 639 427 337 318 364 385 527 536
28 551 541 563 656 633 423 336 317 366 390 528 557
29 557 590 565 654 628 419 336 318 366 390 528 566
30 564   572 651 624 412 335 321 366 393 530 572
31 569   584   616   334 323   400   555