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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 - 76 years of record in, ft3/s   (Calculation Period 1942-10-01 -> 2019-09-30)

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 1,870 2,200 1,620 1,360 1,020 694 451 272 302 439 1,190 2,310
2 2,090 2,160 1,660 1,290 999 710 436 270 295 482 1,280 2,420
3 2,180 2,020 1,720 1,270 1,000 711 415 267 268 433 1,640 2,780
4 1,990 2,170 1,690 1,310 969 695 405 267 269 530 1,700 2,880
5 2,070 1,990 1,600 1,420 1,010 675 398 264 269 490 1,370 2,310
6 2,170 1,850 1,470 1,370 1,020 649 390 265 255 510 1,590 2,280
7 2,560 2,000 1,460 1,300 952 644 379 263 248 539 1,780 2,050
8 2,470 1,940 1,440 1,240 928 627 388 260 247 562 1,790 1,820
9 2,180 1,830 1,610 1,380 894 627 405 258 281 617 1,760 2,040
10 2,080 1,810 1,670 1,250 875 616 399 255 283 741 1,970 2,510
11 2,070 1,720 1,800 1,290 864 604 392 244 268 673 1,860 2,540
12 2,270 1,900 1,890 1,310 850 654 396 239 250 664 2,060 2,670
13 2,420 2,030 1,850 1,300 875 603 404 237 246 689 2,000 2,810
14 2,680 1,900 1,800 1,260 892 590 371 235 252 633 2,090 2,700
15 2,760 1,970 1,700 1,220 863 578 360 239 283 638 2,330 2,830
16 2,500 2,180 1,690 1,290 864 569 352 236 285 723 2,160 2,700
17 2,390 2,250 1,600 1,260 833 548 352 231 337 969 1,780 2,550
18 2,550 2,170 1,730 1,170 846 533 351 229 319 885 1,990 2,440
19 2,600 2,370 1,780 1,150 849 530 340 227 325 999 2,180 2,390
20 2,270 2,110 1,630 1,240 825 519 330 227 364 1,180 2,560 2,490
21 1,980 2,030 1,580 1,140 789 503 324 227 340 1,110 2,290 2,260
22 1,860 2,130 1,680 1,060 789 486 374 245 335 1,150 2,180 2,200
23 2,150 1,870 1,710 1,160 770 472 327 248 373 1,060 2,420 2,150
24 2,310 2,120 1,600 1,210 800 462 311 261 325 1,080 2,360 2,200
25 2,280 1,950 1,500 1,120 767 460 300 261 315 1,100 2,420 2,170
26 2,130 1,950 1,520 1,080 743 461 299 261 315 1,120 2,250 2,390
27 1,930 1,800 1,460 1,080 740 460 298 248 332 1,200 2,050 2,250
28 1,860 1,660 1,390 1,080 759 453 289 249 366 1,180 2,220 2,090
29 2,200 1,740 1,470 1,150 745 455 283 290 345 1,120 2,210 1,890
30 2,550   1,440 1,160 724 444 278 342 405 1,290 2,320 1,970
31 2,390   1,420   708   273 343   1,290   1,840