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USGS Daily Statistics for California

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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 11526250 TRINITY R A JUNCTION CITY CA


Trinity County, California
Hydrologic Unit Code 18010211
Latitude  40°43'43", Longitude 123°03'39" NAD27
Drainage area 1,057  square miles
Gage datum 1,445.35 feet above NAVD88
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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 2002-10-01 -> 2024-09-30)

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 1,050 915 1,140 1,060 3,150 2,540 1,330 540 771 481 379 473
2 915 1,050 1,190 1,020 3,370 2,450 1,290 532 789 481 386 590
3 826 1,040 1,130 1,010 3,590 2,380 1,250 528 808 482 375 476
4 921 996 1,080 1,020 3,800 2,320 1,230 519 777 486 380 488
5 933 1,030 1,060 1,070 3,970 2,240 1,200 510 806 488 370 543
6 838 1,150 1,250 1,100 4,200 2,200 1,170 509 798 486 370 535
7 853 1,330 1,170 1,210 4,170 2,170 1,150 511 759 483 388 535
8 1,120 1,080 1,070 1,130 4,050 2,090 1,120 508 729 481 397 540
9 1,200 1,230 1,030 1,110 3,970 1,970 1,100 505 758 483 399 503
10 1,170 1,110 1,140 1,090 3,960 1,910 1,040 506 790 488 392 543
11 1,200 973 1,120 1,180 3,780 1,880 972 504 742 487 379 636
12 1,220 901 1,100 1,440 3,610 1,830 916 503 707 484 377 561
13 1,450 889 1,140 1,430 3,610 1,780 866 507 699 488 383 574
14 1,480 956 1,310 1,320 3,730 1,770 821 526 671 493 379 749
15 1,320 922 1,300 1,350 3,640 1,740 785 526 669 476 376 802
16 1,200 1,070 1,200 1,490 3,540 1,690 754 528 659 436 381 866
17 1,370 1,320 1,090 1,840 3,420 1,670 735 581 740 368 374 638
18 1,370 1,250 1,000 2,010 3,440 1,620 707 604 775 348 373 578
19 1,400 1,030 1,010 1,800 3,610 1,590 681 577 743 355 376 695
20 1,390 1,050 1,130 1,750 3,480 1,550 659 557 691 355 392 729
21 1,300 1,100 1,170 1,710 3,260 1,530 639 647 682 343 406 754
22 1,230 1,090 1,180 1,840 3,180 1,490 618 675 662 350 402 815
23 1,170 1,070 1,080 1,940 3,160 1,490 593 676 568 349 400 749
24 1,080 1,050 1,110 1,990 3,120 1,460 585 747 514 402 396 731
25 1,040 1,070 1,100 2,000 3,070 1,420 581 792 496 382 383 672
26 1,030 1,200 1,070 2,190 2,970 1,420 576 906 491 368 382 688
27 974 1,650 1,120 2,520 2,850 1,420 580 935 487 364 396 935
28 956 1,300 1,230 2,630 2,800 1,390 579 853 479 369 391 1,410
29 999 1,420 1,120 3,020 2,740 1,370 574 889 478 378 414 1,090
30 988   1,140 3,180 2,680 1,340 551 864 482 376 475 1,210
31 924   1,100   2,630   537 801   375   1,370