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USGS Surface-Water 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 11251000 SAN JOAQUIN R BL FRIANT CA


Fresno County, California
Hydrologic Unit Code 18040001
Latitude  36°59'04", Longitude 119°43'24" NAD27
Drainage area 1,676  square miles
Gage datum 296.55 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 1940-10-01 -> 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
1 542 824 919 1,440 1,810 1,850 1,320 616 465 392 271 308
2 534 801 922 1,470 1,810 1,870 1,310 582 466 386 266 308
3 876 819 902 1,510 1,780 1,890 1,300 565 471 378 255 321
4 727 842 921 1,580 1,780 1,890 1,320 558 466 370 252 347
5 664 831 965 1,650 1,770 1,910 1,320 553 463 365 257 326
6 684 831 972 1,610 1,760 1,920 1,340 551 460 357 254 319
7 699 870 985 1,640 1,820 1,880 1,330 557 456 357 252 309
8 714 881 1,010 1,660 1,830 1,840 1,290 556 449 364 256 302
9 696 910 1,060 1,650 1,810 1,790 1,250 554 446 363 249 304
10 686 959 1,130 1,650 1,790 1,780 1,230 549 438 362 244 308
11 675 961 1,230 1,670 1,760 1,780 1,160 545 436 359 238 311
12 646 1,010 1,240 1,680 1,740 1,770 1,060 542 435 352 234 323
13 638 955 1,240 1,670 1,720 1,770 965 543 428 344 247 327
14 653 984 1,230 1,700 1,730 1,720 919 539 418 350 253 321
15 645 1,010 1,210 1,710 1,730 1,700 883 539 414 353 256 312
16 660 1,010 1,200 1,700 1,770 1,710 856 537 421 351 261 312
17 668 1,040 1,150 1,690 1,850 1,740 843 535 420 344 260 316
18 691 1,110 1,180 1,700 1,880 1,750 834 534 419 339 260 308
19 703 1,120 1,190 1,720 1,830 1,710 804 529 409 326 282 301
20 682 1,070 1,180 1,760 1,830 1,680 738 527 405 309 280 290
21 685 988 1,170 1,780 1,900 1,630 726 527 399 310 265 279
22 805 949 1,180 1,800 1,950 1,560 717 525 398 314 255 286
23 840 918 1,220 1,820 1,980 1,560 689 522 412 315 254 347
24 899 928 1,270 1,840 1,970 1,500 677 516 411 315 270 364
25 903 921 1,290 1,840 1,940 1,440 656 514 413 315 284 398
26 868 916 1,300 1,820 1,920 1,380 659 506 411 304 295 420
27 844 937 1,300 1,790 1,900 1,350 641 502 408 295 296 533
28 882 929 1,340 1,780 1,890 1,360 640 500 396 292 293 606
29 881 858 1,350 1,810 1,880 1,340 636 493 389 293 295 601
30 839   1,340 1,810 1,860 1,340 626 482 386 292 296 590
31 857   1,370   1,850   633 473   282   570