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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 14219000 CANYON CREEK NEAR AMBOY, WA


Clark County, Washington
Hydrologic Unit Code 17080002
Latitude  45°56'24", Longitude 122°18'57" NAD27
Drainage area 64.1  square miles
Gage datum 493.11 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 1921-10-01 -> 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
1 861 808 670 784 428 236 111 42 36 115 456 596
2 1,040 757 620 646 398 281 105 41 32 103 553 713
3 1,050 643 579 576 411 314 103 40 32 155 455 738
4 928 596 585 538 436 274 96 41 32 158 528 711
5 1,130 718 609 536 462 263 94 42 33 139 509 690
6 1,280 759 664 546 471 270 97 40 38 117 650 798
7 1,350 766 600 635 481 274 105 38 38 139 722 774
8 1,070 640 565 651 425 311 95 38 34 133 588 702
9 928 604 678 555 410 319 86 37 33 132 568 732
10 877 605 768 533 371 314 83 37 33 150 544 780
11 860 510 730 555 332 316 79 37 51 151 553 784
12 950 522 685 536 313 266 74 37 48 158 798 744
13 1,060 524 710 550 297 247 71 36 43 175 760 710
14 807 523 722 583 343 230 68 35 39 193 715 669
15 660 550 837 528 349 228 66 34 41 182 695 588
16 731 599 746 508 363 247 65 33 50 245 744 670
17 746 614 701 483 356 217 63 33 49 212 906 707
18 827 618 722 468 334 199 61 36 63 190 790 826
19 886 585 631 474 321 189 58 35 60 233 838 816
20 842 642 618 492 328 173 56 35 59 247 815 1,060
21 809 683 683 459 332 161 55 35 58 257 694 1,090
22 774 749 617 423 321 152 53 34 86 373 725 1,040
23 855 751 558 427 316 144 52 33 77 294 746 948
24 760 671 664 470 311 139 51 32 76 233 835 961
25 669 640 670 445 298 132 49 31 68 240 864 847
26 597 688 594 439 276 139 47 33 60 279 597 862
27 619 577 595 451 267 136 46 33 64 329 543 904
28 650 629 732 449 267 130 45 31 101 429 586 1,010
29 661 887 847 437 280 125 45 31 154 476 589 1,150
30 736   993 449 284 117 45 32 153 399 527 1,020
31 700   1,040   252   43 32   439   779