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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 12167000 NF STILLAGUAMISH RIVER NEAR ARLINGTON, WA


Snohomish County, Washington
Hydrologic Unit Code 17110008
Latitude  48°15'42", Longitude 122°02'47" NAD27
Drainage area 262  square miles
Gage datum 93.06 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 1927-10-01 -> 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 2,600 2,700 2,280 2,440 2,160 1,940 1,120 503 525 849 2,350 2,890
2 2,650 2,330 2,190 2,220 2,150 1,940 1,110 480 574 922 2,550 3,400
3 2,850 2,320 2,170 1,990 2,200 1,870 1,120 458 477 905 2,610 3,270
4 2,840 2,460 2,090 2,010 2,150 1,870 1,090 454 501 1,030 3,060 3,160
5 3,060 2,470 2,230 2,310 2,220 1,850 1,010 463 538 1,000 2,610 2,940
6 2,660 2,380 2,160 2,420 2,220 1,800 983 441 588 916 2,590 2,850
7 3,420 2,500 1,980 2,230 2,120 1,790 922 457 537 1,010 2,610 2,740
8 3,180 2,570 1,810 2,160 2,090 1,700 909 461 502 1,080 2,680 2,770
9 2,750 2,420 2,110 2,260 2,120 1,740 928 417 507 1,160 2,540 2,960
10 2,730 2,350 2,190 2,130 2,080 1,780 926 399 480 1,410 2,570 3,290
11 2,730 2,110 2,180 2,100 2,180 1,730 894 398 559 1,260 2,650 3,390
12 2,940 2,180 2,230 2,150 2,210 1,710 1,020 392 483 1,250 3,200 3,450
13 3,050 2,330 2,330 2,270 2,190 1,650 1,050 424 511 1,270 3,290 3,350
14 3,230 2,350 2,210 2,380 2,220 1,690 911 384 587 1,300 3,200 3,200
15 3,210 2,550 2,230 2,290 2,170 1,690 898 413 614 1,310 2,930 3,120
16 3,080 2,660 2,340 2,250 2,300 1,660 874 393 637 1,380 2,910 2,840
17 3,060 2,350 2,140 2,350 2,250 1,650 842 379 756 1,640 2,980 3,090
18 3,340 2,300 2,190 2,230 2,130 1,590 770 381 749 1,520 2,730 3,200
19 3,040 2,540 2,290 2,190 2,140 1,550 709 368 696 1,620 2,850 2,880
20 2,640 2,370 2,270 2,330 2,200 1,500 694 386 793 1,930 3,180 3,140
21 2,490 2,330 2,190 2,130 2,080 1,440 671 382 767 1,850 2,810 3,150
22 2,460 2,610 2,150 2,050 2,070 1,370 647 435 779 1,950 2,900 2,800
23 3,320 2,260 2,220 2,080 2,010 1,340 618 510 795 1,830 3,430 2,770
24 3,410 2,450 2,370 2,140 1,990 1,300 607 436 743 1,940 3,570 2,910
25 3,100 2,280 2,200 2,050 1,970 1,280 585 491 713 2,360 3,460 2,620
26 2,670 2,440 2,130 2,040 1,980 1,270 579 503 676 2,100 3,280 2,960
27 2,510 2,360 2,100 2,120 1,980 1,200 577 482 710 2,130 3,040 2,590
28 2,580 2,190 2,220 2,260 2,020 1,200 558 463 761 2,230 3,030 2,800
29 2,620 2,760 2,320 2,330 1,980 1,210 568 476 800 2,040 2,820 2,820
30 2,890   2,340 2,230 1,960 1,140 542 464 960 2,140 2,790 2,750
31 2,680   2,420   1,930   520 448   2,470   2,510