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USGS Daily Statistics for Louisiana

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TEMPORARY GAGE REMOVAL NOTICE: The following sites will be temporarily suspended due to the risk of equipment damage from high water levels during the operation of the Morganza Spillway.

  • 295011091184300 Little Bayou Long North of Duck Lake
  • 295447091191500 Middle Fork Bayou Long at Bayou Long
  • 300507091355600 Bayou Darby near Lake Fausse Point Cut
  • 073815963 Murphy Lake near Bayou Sorrel, LA

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 07382500 Bayou Courtableau at Washington, LA


St. Landry Parish, Louisiana
Hydrologic Unit Code 08080102
Latitude  30°37'05", Longitude  92°03'20" NAD27
Drainage area 715.00  square miles
Gage datum -1.05 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 58 - 62 years of record in, ft3/s   (Calculation Period 1946-10-01 -> 2018-09-30)

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 1,600 1,960 1,720 1,370 1,540 925 556 405 400 500 704 1,110
2 1,540 2,030 1,800 1,300 1,590 882 540 434 463 459 737 1,080
3 1,510 2,040 1,810 1,310 1,670 852 547 444 500 422 758 1,060
4 1,490 2,010 1,860 1,350 1,650 828 520 465 495 442 707 1,130
5 1,500 2,000 1,880 1,430 1,670 823 493 470 529 465 681 1,160
6 1,500 1,960 1,850 1,530 1,630 833 518 466 556 459 653 1,160
7 1,510 1,980 1,810 1,460 1,570 852 497 432 558 413 620 1,220
8 1,560 1,930 1,760 1,380 1,480 829 446 408 541 373 621 1,200
9 1,610 1,880 1,680 1,350 1,400 786 441 377 521 351 644 1,230
10 1,680 1,870 1,610 1,350 1,360 788 429 356 537 337 625 1,260
11 1,680 1,940 1,610 1,420 1,380 786 429 347 561 348 601 1,320
12 1,690 1,990 1,570 1,450 1,380 738 431 323 613 399 614 1,330
13 1,660 2,040 1,520 1,530 1,350 697 415 334 670 454 656 1,390
14 1,650 2,020 1,490 1,600 1,270 690 407 326 688 498 697 1,450
15 1,660 2,010 1,490 1,570 1,250 677 404 296 637 493 727 1,550
16 1,650 2,110 1,500 1,500 1,230 687 405 283 615 502 695 1,570
17 1,680 2,090 1,550 1,470 1,190 661 394 361 600 531 658 1,590
18 1,710 2,040 1,560 1,470 1,130 647 404 365 585 539 657 1,570
19 1,710 1,980 1,570 1,490 1,140 606 414 364 543 515 700 1,590
20 1,700 1,910 1,510 1,470 1,160 640 415 376 532 501 715 1,590
21 1,670 1,860 1,470 1,530 1,140 608 421 375 575 478 728 1,580
22 1,640 1,850 1,460 1,540 1,120 585 420 366 586 468 778 1,600
23 1,720 1,820 1,430 1,530 1,110 565 456 378 566 474 819 1,590
24 1,640 1,800 1,420 1,520 1,100 544 433 367 568 481 820 1,600
25 1,750 1,810 1,390 1,500 1,060 541 414 384 570 485 841 1,640
26 1,870 1,800 1,330 1,470 1,030 533 411 391 550 521 886 1,650
27 1,920 1,820 1,320 1,450 996 549 409 388 541 536 900 1,600
28 1,900 1,720 1,330 1,440 937 590 402 398 546 551 998 1,600
29 1,890 1,520 1,330 1,390 941 592 394 413 524 554 1,070 1,630
30 1,980   1,430 1,450 939 570 372 394 490 574 1,090 1,630
31 1,940   1,400   932   405 392   643   1,630