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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 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 -> 2023-09-30)

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
1 796 817 658 744 672 637 400 203 203 288 638 857
2 785 739 622 676 674 637 387 197 202 309 620 972
3 798 744 651 637 664 603 380 190 186 330 686 982
4 828 771 652 644 638 607 367 185 196 324 757 900
5 911 763 645 708 666 628 345 190 193 313 627 813
6 856 805 618 706 688 611 343 187 206 287 672 807
7 1,110 857 608 661 674 643 319 180 193 314 762 777
8 933 844 568 646 660 604 318 181 203 352 728 805
9 867 852 651 669 653 602 332 168 194 414 653 853
10 804 770 644 639 652 610 319 163 200 459 712 878
11 818 666 624 650 695 571 309 162 201 401 739 949
12 896 712 613 652 686 563 317 159 180 376 817 943
13 874 726 612 669 692 576 332 166 181 379 813 901
14 936 778 608 695 694 580 293 158 238 365 845 925
15 952 787 638 691 670 588 286 175 228 424 732 982
16 916 800 650 687 687 578 275 169 251 412 770 851
17 948 746 613 749 698 560 280 159 260 408 762 840
18 1,000 733 629 714 677 531 257 159 254 397 767 813
19 893 804 661 686 672 538 247 159 243 453 782 803
20 886 739 631 711 688 511 246 167 315 497 846 864
21 822 746 630 673 683 481 238 167 274 495 738 796
22 797 744 634 643 709 473 227 171 263 503 805 773
23 1,040 668 627 662 688 458 225 183 264 491 907 816
24 1,010 696 676 671 668 458 232 185 253 523 989 841
25 931 652 661 647 643 456 228 184 287 586 1,020 766
26 843 653 641 635 649 441 235 183 280 546 908 770
27 803 642 631 659 647 427 233 190 273 508 914 732
28 810 671 635 724 681 432 225 194 266 584 907 848
29 859 645 628 752 683 440 234 189 270 526 837 829
30 879   667 714 645 407 219 182 335 559 810 833
31 849   723   640   213 180   662   770