Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

USGS Daily Statistics for Washington

Click to hide state-specific text

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 12031000 CHEHALIS RIVER AT PORTER, WA


Grays Harbor County, Washington
Hydrologic Unit Code 17100103
Latitude  46°56'22", Longitude 123°18'47" NAD27
Drainage area 1,294  square miles
Gage datum 0 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 1952-10-01 -> 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 8,260 9,690 6,810 6,310 3,150 1,620 856 435 455 837 2,770 7,610
2 8,120 9,400 6,730 5,790 3,020 1,640 831 434 448 867 2,840 8,460
3 8,160 8,960 6,710 5,380 2,950 1,690 813 432 453 783 2,860 9,230
4 8,140 8,150 6,800 5,140 2,950 1,620 793 427 457 763 2,890 9,820
5 8,510 7,690 6,850 5,010 2,970 1,540 766 421 451 807 3,050 9,840
6 9,090 7,630 6,830 5,150 2,900 1,460 739 416 465 808 3,060 9,130
7 9,940 7,810 6,850 5,320 2,790 1,430 716 414 490 830 3,330 8,620
8 10,200 7,940 6,800 5,200 2,670 1,430 698 414 469 816 3,440 8,030
9 10,500 8,260 6,850 5,120 2,540 1,410 688 420 451 900 3,480 7,780
10 10,400 7,980 7,300 5,030 2,420 1,400 685 410 458 1,100 3,430 7,720
11 10,100 7,560 7,810 4,840 2,330 1,410 675 398 492 1,110 3,600 8,160
12 9,760 7,340 7,790 4,750 2,250 1,390 661 391 482 1,090 3,990 8,940
13 9,810 7,410 7,660 4,840 2,180 1,370 648 387 472 1,070 4,450 9,310
14 9,660 7,450 7,620 4,940 2,130 1,290 646 384 462 1,080 4,890 9,280
15 9,670 7,440 7,580 4,980 2,120 1,250 636 385 468 1,090 5,350 9,550
16 9,820 7,920 7,610 4,890 2,100 1,230 622 383 493 1,090 5,330 9,510
17 9,990 8,490 7,290 4,690 2,090 1,200 608 383 552 1,140 5,380 9,330
18 10,100 8,850 6,760 4,450 2,040 1,160 589 380 601 1,150 5,680 9,150
19 10,000 9,030 6,340 4,160 2,010 1,120 568 378 615 1,240 6,150 8,740
20 9,840 9,000 5,970 4,070 1,980 1,110 555 377 611 1,400 6,890 8,650
21 9,590 8,900 5,870 4,090 1,950 1,080 544 380 626 1,590 7,210 8,860
22 9,410 8,580 5,820 3,870 1,900 1,060 532 392 615 1,720 7,360 9,000
23 8,930 8,290 5,810 3,760 1,860 1,030 519 392 605 1,810 7,620 8,870
24 9,100 8,070 5,930 3,870 1,820 1,000 507 409 622 1,730 7,780 8,490
25 9,690 7,910 6,090 3,900 1,760 982 493 429 620 1,700 8,370 8,150
26 9,680 7,680 6,080 3,730 1,700 959 482 445 597 1,820 9,060 7,970
27 9,720 7,250 5,980 3,570 1,650 929 473 455 586 1,990 8,750 7,950
28 9,300 6,960 5,940 3,550 1,620 900 466 447 599 2,150 8,270 8,190
29 9,300 7,110 5,930 3,490 1,630 895 456 443 686 2,160 7,670 8,330
30 9,380   6,310 3,310 1,620 883 447 449 801 2,310 7,320 8,460
31 9,500   6,550   1,570   441 460   2,480   8,560