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USGS Daily Statistics for Washington

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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 12061500 SKOKOMISH RIVER NEAR POTLATCH, WA


Mason County, Washington
Hydrologic Unit Code 17110017
Latitude  47°18'36", Longitude 123°10'33" NAD27
Drainage area 227  square miles
Gage datum 10.67 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 70 - 75 years of record in, ft3/s   (Calculation Period 1942-10-01 -> 2018-09-30)

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 1,860 2,200 1,620 1,370 1,020 695 452 272 302 438 1,190 2,310
2 2,090 2,160 1,670 1,300 1,000 712 436 270 295 480 1,260 2,430
3 2,180 2,020 1,730 1,270 1,000 713 415 267 267 432 1,640 2,800
4 1,990 2,170 1,700 1,320 970 697 405 267 269 531 1,700 2,900
5 2,070 1,990 1,610 1,430 1,010 677 399 264 268 490 1,360 2,330
6 2,140 1,850 1,480 1,380 1,020 651 390 265 255 510 1,590 2,300
7 2,550 2,000 1,470 1,290 953 646 380 263 248 540 1,780 2,060
8 2,460 1,940 1,450 1,240 929 628 388 261 247 564 1,800 1,820
9 2,170 1,830 1,600 1,350 893 628 406 258 281 619 1,780 2,050
10 2,080 1,810 1,670 1,230 874 617 400 255 283 745 1,980 2,520
11 2,050 1,720 1,810 1,280 864 605 393 244 268 677 1,880 2,540
12 2,260 1,900 1,910 1,290 851 656 397 239 249 668 2,080 2,670
13 2,420 2,050 1,860 1,280 876 604 405 237 245 693 2,010 2,810
14 2,690 1,920 1,810 1,260 893 591 372 235 252 637 2,100 2,700
15 2,770 1,980 1,710 1,220 863 579 361 239 283 642 2,350 2,810
16 2,510 2,200 1,700 1,270 865 570 352 236 281 728 2,180 2,700
17 2,400 2,270 1,610 1,240 834 549 353 231 334 977 1,790 2,550
18 2,550 2,190 1,750 1,150 847 533 352 228 318 893 2,010 2,440
19 2,570 2,390 1,800 1,140 851 530 341 227 324 1,010 2,200 2,390
20 2,250 2,130 1,640 1,240 826 519 331 227 364 1,190 2,590 2,490
21 1,970 2,040 1,590 1,130 790 503 325 226 340 1,120 2,310 2,260
22 1,860 2,140 1,700 1,060 791 487 375 245 333 1,160 2,190 2,170
23 2,130 1,880 1,720 1,160 771 472 328 248 370 1,070 2,420 2,120
24 2,300 2,140 1,610 1,210 802 462 311 261 323 1,080 2,360 2,180
25 2,280 1,960 1,510 1,120 769 460 300 261 314 1,110 2,440 2,160
26 2,140 1,960 1,530 1,080 744 462 299 261 315 1,130 2,250 2,390
27 1,930 1,810 1,470 1,080 742 461 298 248 331 1,210 2,050 2,250
28 1,870 1,670 1,400 1,080 761 454 289 250 366 1,170 2,220 2,090
29 2,210 1,740 1,480 1,150 747 456 283 290 345 1,110 2,200 1,890
30 2,570   1,450 1,160 726 444 278 344 406 1,290 2,310 1,970
31 2,390   1,430   710   273 344   1,290   1,830