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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 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
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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 1909-10-01 -> 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
1 541 566 537 586 651 617 411 332 323 367 406 543
2 553 556 545 578 658 606 409 331 326 367 422 546
3 557 552 544 574 667 601 402 332 327 369 428 526
4 551 548 536 574 674 598 395 331 328 365 423 532
5 553 546 533 582 679 594 388 329 330 361 423 524
6 574 570 537 587 679 588 385 329 330 361 420 529
7 601 587 535 594 684 582 382 329 334 361 433 517
8 584 574 533 602 683 581 377 332 337 361 435 499
9 555 568 542 603 682 570 376 332 342 361 430 504
10 546 570 545 603 683 559 374 333 343 362 429 505
11 540 560 547 605 687 549 370 330 345 363 435 516
12 540 553 552 603 687 538 364 327 348 363 441 534
13 546 552 556 616 686 535 363 327 348 363 440 545
14 549 545 550 628 687 532 361 328 350 368 434 547
15 563 541 550 629 690 524 359 325 351 372 451 540
16 585 549 550 627 688 507 355 324 355 375 452 525
17 584 549 552 631 690 498 353 325 357 375 449 509
18 586 552 557 633 687 488 351 324 359 375 455 505
19 578 555 558 631 684 476 347 321 360 377 467 512
20 566 557 564 641 680 468 347 321 360 377 492 535
21 564 554 564 640 674 463 347 320 360 379 490 554
22 564 558 564 633 664 455 346 321 358 387 501 572
23 578 553 565 636 654 453 344 321 359 387 502 563
24 575 551 563 643 646 447 341 320 360 390 528 554
25 569 546 562 644 647 440 341 320 360 384 528 549
26 557 545 563 643 647 433 339 319 362 383 531 532
27 547 542 563 651 640 427 337 318 363 385 529 537
28 547 540 561 656 634 424 336 317 366 390 530 559
29 553 580 563 654 629 419 336 317 365 390 530 568
30 561   571 651 625 413 335 321 366 393 533 574
31 566   583   617   334 323   400   557