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USGS Daily Statistics for Idaho

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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 13211205 BOISE RIVER AT CALDWELL, ID


Canyon County, Idaho
Hydrologic Unit Code 17050114
Latitude  43°40'38.47", Longitude 116°42'04.07" NAD83
Drainage area 3,363  square miles
Contributing drainage area 3,363  square miles
Gage datum 2,337.11 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 2015-10-01 -> 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
1 554 545 1,230 1,930 3,060 3,050 945 493 590 633 571 553
2 549 550 1,250 1,950 3,010 2,950 872 458 589 649 580 558
3 566 576 1,260 1,940 3,000 2,990 831 430 600 652 575 560
4 576 586 1,270 2,060 2,960 3,070 789 401 614 653 580 560
5 579 575 1,280 2,270 3,070 3,020 795 400 613 650 579 550
6 570 598 1,280 2,390 3,150 2,970 735 408 616 639 571 543
7 573 607 1,350 2,570 3,150 2,870 677 421 613 662 566 552
8 574 596 1,440 2,690 3,190 2,670 647 437 611 643 564 557
9 576 617 1,510 2,780 3,250 2,680 635 439 626 606 573 551
10 579 620 1,520 2,950 3,180 2,760 649 440 644 597 575 558
11 588 592 1,540 3,050 3,080 2,770 668 441 658 577 574 557
12 574 580 1,560 3,210 3,070 2,750 634 429 655 548 566 564
13 568 576 1,550 3,360 3,070 2,740 618 422 669 523 564 567
14 561 637 1,560 3,440 3,080 2,760 596 437 667 532 569 568
15 557 656 1,570 3,420 3,080 2,570 597 441 663 544 568 560
16 549 697 1,540 3,410 3,020 2,460 594 425 666 544 566 554
17 554 727 1,510 3,470 3,000 2,320 599 437 681 554 555 562
18 552 789 1,440 3,530 3,050 2,180 582 457 689 564 557 557
19 579 797 1,360 3,470 3,170 2,030 560 475 689 556 567 557
20 580 794 1,370 3,370 3,300 1,900 545 490 683 542 563 551
21 568 839 1,340 3,330 3,340 1,710 535 527 654 570 557 552
22 573 930 1,400 3,260 3,330 1,590 544 542 656 587 556 552
23 572 1,030 1,460 3,250 3,350 1,490 547 548 657 595 553 549
24 573 1,120 1,520 3,220 3,300 1,470 549 546 641 594 556 557
25 567 1,170 1,550 3,250 3,250 1,370 542 542 635 602 558 551
26 566 1,180 1,610 3,280 3,320 1,320 528 545 630 595 554 544
27 574 1,200 1,710 3,210 3,310 1,210 497 554 617 585 549 563
28 559 1,220 1,830 3,170 3,300 1,110 464 553 607 581 550 573
29 559 549 1,830 3,140 3,290 1,030 461 554 622 582 544 564
30 562   1,940 3,080 3,260 1,000 457 559 618 580 546 560
31 549   2,010   3,230   454 576   579   562