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USGS Daily Statistics for the Nation

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 07374525 Mississippi River at Belle Chasse, LA


Plaquemines Parish, Louisiana
Hydrologic Unit Code 08090100
Latitude  29°51'25", Longitude  89°58'40" NAD27
Drainage area 1,130,000  square miles
Contributing drainage area 1,110,000  square miles
Gage datum -6.58 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 2008-10-01 -> 2023-09-30)

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
1 567,000 620,000 657,000 861,000 785,000 811,000 591,000 491,000 356,000 329,000 344,000 399,000
2 573,000 633,000 670,000 865,000 776,000 807,000 587,000 486,000 352,000 327,000 349,000 394,000
3 584,000 603,000 677,000 855,000 776,000 798,000 578,000 484,000 346,000 326,000 344,000 386,000
4 603,000 637,000 684,000 861,000 795,000 795,000 576,000 481,000 341,000 302,000 351,000 389,000
5 598,000 638,000 698,000 863,000 801,000 790,000 575,000 477,000 346,000 319,000 355,000 389,000
6 606,000 632,000 706,000 848,000 795,000 786,000 576,000 469,000 339,000 315,000 366,000 405,000
7 631,000 634,000 706,000 839,000 794,000 779,000 576,000 465,000 329,000 320,000 373,000 413,000
8 633,000 639,000 702,000 842,000 801,000 770,000 578,000 461,000 323,000 318,000 374,000 413,000
9 641,000 640,000 709,000 837,000 809,000 767,000 579,000 453,000 320,000 311,000 378,000 424,000
10 643,000 636,000 724,000 829,000 819,000 730,000 582,000 447,000 321,000 319,000 387,000 435,000
11 653,000 635,000 742,000 825,000 821,000 756,000 583,000 446,000 323,000 320,000 386,000 430,000
12 665,000 645,000 764,000 821,000 832,000 754,000 579,000 445,000 323,000 321,000 394,000 448,000
13 668,000 645,000 777,000 806,000 801,000 747,000 580,000 443,000 320,000 321,000 394,000 450,000
14 665,000 639,000 784,000 825,000 838,000 738,000 578,000 434,000 315,000 321,000 390,000 463,000
15 664,000 650,000 796,000 819,000 840,000 726,000 579,000 424,000 320,000 325,000 390,000 474,000
16 658,000 659,000 802,000 812,000 838,000 717,000 572,000 414,000 321,000 337,000 384,000 484,000
17 661,000 659,000 808,000 798,000 838,000 709,000 568,000 408,000 317,000 339,000 390,000 498,000
18 649,000 651,000 810,000 800,000 841,000 702,000 568,000 398,000 316,000 346,000 384,000 507,000
19 607,000 648,000 822,000 827,000 836,000 693,000 557,000 396,000 313,000 368,000 381,000 505,000
20 645,000 634,000 840,000 810,000 834,000 678,000 556,000 389,000 312,000 351,000 383,000 517,000
21 644,000 633,000 851,000 798,000 838,000 670,000 551,000 393,000 317,000 347,000 372,000 518,000
22 648,000 637,000 839,000 800,000 841,000 665,000 551,000 388,000 323,000 349,000 372,000 520,000
23 650,000 645,000 835,000 807,000 846,000 654,000 547,000 372,000 319,000 353,000 368,000 528,000
24 641,000 652,000 848,000 807,000 842,000 649,000 547,000 376,000 320,000 351,000 365,000 531,000
25 637,000 638,000 862,000 811,000 836,000 635,000 540,000 374,000 321,000 353,000 366,000 531,000
26 641,000 647,000 861,000 812,000 828,000 624,000 535,000 369,000 321,000 356,000 379,000 527,000
27 648,000 643,000 848,000 804,000 819,000 617,000 525,000 368,000 319,000 354,000 383,000 529,000
28 645,000 644,000 863,000 805,000 822,000 616,000 520,000 355,000 323,000 364,000 376,000 536,000
29 642,000 771,000 870,000 795,000 819,000 607,000 519,000 352,000 329,000 360,000 375,000 542,000
30 642,000   855,000 787,000 819,000 594,000 510,000 374,000 328,000 345,000 385,000 544,000
31 630,000   858,000   816,000   502,000 365,000   347,000   550,000