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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 07385700 Bayou Teche at Keystone L&D nr St. Martinville, LA


St. Martin Parish, Louisiana
Hydrologic Unit Code 08080102
Latitude  30°04'15", Longitude  91°49'45" NAD27
Gage datum -2.12 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 55 - 56 years of record in, ft3/s   (Calculation Period 1959-10-01 -> 2015-09-30)

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
1 629 690 683 508 497 423 369 349 346 351 456 446
2 609 703 740 504 492 415 359 356 385 348 467 443
3 609 695 747 485 491 398 365 357 390 352 470 461
4 623 715 709 482 489 378 353 356 408 341 450 482
5 649 721 674 477 483 369 346 350 444 349 460 486
6 655 728 653 484 468 418 368 347 457 345 450 497
7 688 708 635 488 461 416 363 340 438 344 431 518
8 708 653 612 508 467 398 347 331 425 345 431 526
9 697 621 609 489 463 376 339 326 407 345 416 517
10 739 626 599 469 459 378 324 344 408 351 396 501
11 741 645 599 475 453 393 326 344 425 351 385 507
12 735 711 601 471 476 380 320 334 450 358 379 510
13 720 706 613 536 493 382 323 329 467 381 380 521
14 708 696 607 541 463 389 365 330 455 389 386 530
15 682 719 593 555 472 378 347 329 422 375 408 562
16 662 741 605 538 501 382 329 330 420 369 405 566
17 663 707 605 526 489 381 333 324 426 376 392 561
18 670 719 592 530 484 380 353 321 412 379 405 592
19 688 699 581 514 462 367 348 326 390 371 412 580
20 739 664 558 493 443 373 336 324 394 350 409 569
21 729 670 546 560 451 365 340 324 395 343 409 562
22 718 702 517 555 472 352 345 325 388 365 413 554
23 722 691 503 532 457 352 346 330 380 399 419 565
24 709 691 520 513 448 357 349 319 394 385 418 592
25 720 691 548 497 436 375 354 323 368 378 429 585
26 724 689 535 508 434 375 358 341 354 388 435 580
27 736 686 517 499 414 366 363 346 365 417 455 573
28 731 671 531 507 427 390 362 338 367 437 456 575
29 707 580 534 491 430 370 345 356 354 440 442 591
30 698   538 506 432 356 348 346 356 454 452 615
31 679   520   428   349 332   458   622