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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 12166185 NF STILLAGUAMISH R AT C-POST BRIDGE NEAR OSO, WA


Snohomish County, Washington
Hydrologic Unit Code 17110008
Latitude  48°17'00.91", Longitude 121°49'49.88" NAD83
Gage datum 0 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 -> 2021-09-30)

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 1,630 3,370 830 1,130 935 791 467 227 141 268 2,330 1,200
2 1,180 2,090 1,020 1,060 896 753 470 235 166 394 2,160 1,090
3 1,520 1,830 1,270 992 1,070 698 434 230 160 308 1,410 1,240
4 1,860 2,470 1,210 988 1,200 653 404 216 145 263 1,970 1,470
5 1,420 2,180 987 1,050 1,430 603 397 207 140 287 1,850 1,120
6 1,610 1,880 1,000 1,210 1,270 594 398 206 137 254 1,700 1,290
7 2,510 1,690 886 1,440 1,130 630 402 205 135 358 1,220 1,180
8 1,850 1,630 836 1,690 1,070 686 401 199 147 833 1,100 1,850
9 1,420 2,390 1,030 1,420 1,130 721 405 200 156 811 856 2,140
10 1,500 1,950 1,450 1,290 1,090 761 392 194 191 745 745 1,260
11 1,370 1,450 1,190 1,240 1,110 667 380 190 204 731 694 1,370
12 1,720 1,660 1,230 1,190 1,080 614 365 193 172 800 874 1,410
13 1,830 1,400 1,380 1,210 1,040 610 356 187 208 973 2,600 1,600
14 1,340 1,320 1,770 1,710 1,010 681 333 179 232 1,500 2,300 1,280
15 1,100 2,730 1,980 1,470 999 759 321 171 362 1,000 2,130 1,000
16 1,070 3,260 1,470 1,260 1,000 959 320 169 297 1,030 1,640 919
17 1,180 1,890 1,130 1,280 1,020 660 322 169 364 1,240 2,880 1,120
18 2,700 1,510 1,840 1,260 914 625 401 166 409 1,480 1,740 2,140
19 2,110 1,260 1,330 1,830 858 687 338 163 333 1,530 1,330 1,820
20 1,740 1,190 1,090 1,410 851 676 312 160 306 1,880 1,350 3,340
21 1,820 1,000 1,060 1,230 873 626 294 165 242 1,640 1,740 2,990
22 2,100 892 1,130 1,130 948 551 283 186 332 2,230 3,020 1,570
23 3,130 826 1,140 1,130 998 534 280 164 480 969 2,450 1,260
24 2,910 828 1,190 1,110 916 559 272 157 556 724 1,870 1,060
25 1,910 746 1,170 1,070 804 603 261 152 586 621 1,680 903
26 1,640 705 1,040 1,180 801 555 252 148 519 785 2,290 792
27 1,710 688 1,250 1,300 778 543 253 148 408 1,000 2,830 739
28 2,570 677 1,370 1,200 835 496 251 144 322 799 1,750 805
29 2,460 1,010 1,790 1,030 927 451 243 141 277 689 1,330 1,320
30 2,220   1,590 1,050 940 442 236 141 254 905 1,180 1,710
31 2,080   1,260   901   233 141   1,730   1,250