Below Grace Dam

24-hour Water Release Info

Check the flow before you go
Flow line: 1-800-547-1501

PDF Black Canyon Boater Flow Schedule

The Bear River in Idaho near PacifiCorp’s hydroelectric facilities is a valuable source of public recreation. In particular, the Black Canyon below the Grace dam and the Oneida Narrows below the Oneida dam provide opportunities for whitewater recreation, depending on the time of year and the availability of water.


More information is available in the tables below.

 

Table: 7 days Hourly Avg Flow Rates cu ft/sec
Hour 11/14 11/15 11/16 11/17 11/18 11/19 11/20
1 565 499 446 463 483 510 534
2 561 499 446 469 486 511 534
3 561 499 446 469 487 511 535
4 561 499 446 469 487 511 535
5 563 499 446 465 487 512 535
6 0 499 446 463 489 517 535
7 561 499 446 463 491 517 535
8 566 499 446 463 492 518 535
9 565 499 449 463 493 581 535
10 567 499 451 466 493 558 537
11 540 499 453 469 493 544 540
12 450 498 454 469 493 537 540
13 457 482 457 469 498 533
14 476 465 457 469 499 529
15 487 455 451 472 499 529
16 493 451 451 474 499 529
17 493 449 451 475 499 529
18 495 446 456 475 499 529
19 494 446 457 475 505 529
20 497 446 457 478 505 529
21 499 446 458 481 505 530
22 499 445 463 481 505 529
23 499 446 463 481 508 529
24 499 446 463 481 510 535
Graph: Current Day Hourly Avg Flow Rates as of Mon Nov 20 11:12:42 PST 2017

These water management data are provisional readings of current river flow conditions. Beware and use caution since river flows can change dramatically because of operational changes at the dams or due to weather conditions.

Estimated Future Daily Peak Flows
Day 11/21 11/22 11/23 11/24 11/25 11/26 11/27
cu ft/sec 450 450 450 450 450 450 450

Note: Estimates are subject to rapid change due to water availability factors not under PacifiCorp's control. PacifiCorp provides these estimates as a courtesy for recreational users and makes no guarantee or warranty of their accuracy or fitness for any purpose.