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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 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
1 540 821 915 1,430 1,800 1,850 1,320 616 465 392 272 307
2 532 798 917 1,460 1,800 1,870 1,310 582 466 386 268 307
3 870 816 898 1,500 1,770 1,890 1,300 565 471 378 257 319
4 724 839 917 1,560 1,770 1,890 1,320 558 466 370 254 345
5 661 828 960 1,630 1,760 1,910 1,320 553 463 365 259 325
6 681 828 967 1,600 1,750 1,920 1,340 551 460 357 256 318
7 695 867 980 1,630 1,810 1,880 1,330 557 456 357 254 309
8 710 878 1,000 1,640 1,830 1,840 1,290 556 449 364 258 303
9 693 907 1,050 1,640 1,810 1,790 1,250 554 446 363 251 304
10 683 954 1,120 1,640 1,790 1,780 1,230 549 438 362 246 309
11 672 957 1,230 1,660 1,760 1,780 1,160 545 436 359 240 312
12 643 1,000 1,230 1,670 1,740 1,770 1,060 542 435 352 237 324
13 635 951 1,230 1,660 1,720 1,770 965 543 428 345 249 329
14 650 980 1,220 1,690 1,730 1,720 919 539 418 351 255 322
15 643 1,010 1,200 1,700 1,730 1,700 883 539 414 353 258 313
16 657 1,000 1,190 1,690 1,770 1,710 856 537 421 352 263 314
17 666 1,030 1,150 1,670 1,850 1,740 843 535 420 344 262 317
18 688 1,100 1,170 1,690 1,880 1,750 834 534 419 339 262 309
19 699 1,110 1,180 1,700 1,830 1,710 804 529 409 327 284 303
20 679 1,060 1,170 1,740 1,830 1,680 738 527 405 311 282 292
21 682 983 1,170 1,760 1,900 1,630 726 527 399 311 267 281
22 801 944 1,170 1,790 1,950 1,560 717 525 398 315 257 287
23 835 914 1,210 1,810 1,980 1,560 689 522 412 316 256 348
24 893 923 1,270 1,820 1,970 1,500 677 516 411 316 272 364
25 897 917 1,280 1,820 1,940 1,440 656 514 413 316 285 398
26 862 912 1,290 1,800 1,920 1,380 659 506 411 305 296 420
27 839 933 1,290 1,780 1,900 1,350 641 502 408 295 296 532
28 877 925 1,330 1,770 1,890 1,360 640 500 396 293 292 604
29 876 844 1,340 1,800 1,880 1,340 636 493 389 293 295 599
30 835   1,330 1,800 1,860 1,340 626 482 386 293 295 588
31 854   1,360   1,850   633 473   284   569