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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 12148500 TOLT RIVER NEAR CARNATION, WA


King County, Washington
Hydrologic Unit Code 17110010
Latitude  47°41'45", Longitude 121°49'22" NAD27
Drainage area 81.4  square miles
Gage datum 348 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 water year of record in, ft3/s   (Calculation Period 1927-10-01 -> 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
1 798 824 623 746 675 634 401 204 204 288 641 859
2 789 746 612 676 675 635 388 198 204 311 625 978
3 803 749 641 638 665 598 380 191 188 334 693 991
4 835 776 646 643 639 604 367 185 198 328 733 908
5 921 764 640 709 666 622 345 191 195 317 618 820
6 847 808 614 708 686 605 343 188 208 289 673 815
7 1,100 859 604 663 668 641 319 181 194 317 767 780
8 931 847 567 647 657 601 318 182 205 356 733 803
9 870 857 655 671 652 599 332 168 196 420 657 856
10 807 774 647 641 652 598 319 163 202 464 718 885
11 812 668 627 652 697 561 310 162 203 406 740 955
12 859 716 617 654 687 557 318 159 181 380 789 950
13 857 730 614 672 693 567 333 167 182 383 810 910
14 929 785 605 699 695 568 294 158 240 367 832 935
15 952 795 631 694 669 581 287 176 230 425 720 993
16 918 809 646 691 681 574 275 170 254 415 770 860
17 953 753 611 753 697 556 280 159 263 413 765 850
18 1,000 741 628 718 675 529 257 159 254 401 772 818
19 894 812 660 689 670 534 248 159 241 459 787 807
20 864 734 631 714 687 509 247 167 314 504 854 872
21 807 744 627 676 683 478 239 168 277 502 745 803
22 792 746 630 645 710 471 228 172 266 509 811 776
23 1,050 672 622 664 688 457 226 184 267 496 912 818
24 1,010 701 673 674 669 458 233 186 256 529 999 829
25 938 657 661 649 643 455 229 186 290 593 1,030 755
26 849 658 641 636 649 440 237 185 283 548 899 761
27 806 645 630 662 644 427 234 191 274 508 911 723
28 810 641 634 728 680 432 226 195 264 561 901 843
29 859 645 628 756 679 440 236 190 270 509 835 831
30 881   667 717 640 407 220 183 334 557 808 834
31 852   724   637   214 181   652   769