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USGS Surface-Water 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		 Maximum of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 2009-10-01 -> 2018-09-30)

Period-of-record for statistical calculation restricted by user
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 914,000 984,000 778,000 1,040,000 1,020,000 1,120,000 839,000 1,040,000 491,000 421,000 521,000 551,000
2 937,000 959,000 850,000 1,020,000 974,000 1,090,000 851,000 1,030,000 486,000 408,000 475,000 593,000
3 979,000 812,000 808,000 1,020,000 978,000 1,080,000 857,000 1,030,000 484,000 403,000 446,000 598,000
4 1,020,000 1,070,000 760,000 1,040,000 988,000 1,090,000 883,000 1,010,000 461,000 398,000 407,000 624,000
5 995,000 954,000 762,000 1,060,000 981,000 1,090,000 899,000 993,000 457,000 377,000 394,000 653,000
6 985,000 975,000 757,000 994,000 1,030,000 1,080,000 914,000 968,000 441,000 379,000 402,000 665,000
7 1,040,000 954,000 750,000 985,000 1,030,000 1,100,000 914,000 950,000 420,000 395,000 366,000 711,000
8 1,080,000 930,000 726,000 961,000 1,070,000 1,070,000 939,000 937,000 415,000 405,000 352,000 721,000
9 1,150,000 1,050,000 731,000 925,000 1,110,000 1,030,000 951,000 913,000 415,000 373,000 338,000 742,000
10 1,140,000 1,040,000 756,000 941,000 1,130,000 1,020,000 965,000 860,000 426,000 373,000 342,000 760,000
11 1,140,000 993,000 822,000 919,000 1,120,000 1,020,000 969,000 844,000 423,000 372,000 347,000 780,000
12 1,180,000 1,080,000 866,000 904,000 1,150,000 1,020,000 1,000,000 799,000 417,000 404,000 353,000 792,000
13 1,170,000 1,040,000 899,000 862,000 1,120,000 1,010,000 1,020,000 762,000 414,000 406,000 338,000 800,000
14 1,190,000 974,000 935,000 876,000 1,230,000 992,000 1,020,000 711,000 407,000 398,000 320,000 872,000
15 1,220,000 1,120,000 938,000 862,000 1,230,000 990,000 1,020,000 680,000 402,000 377,000 324,000 857,000
16 1,210,000 1,080,000 966,000 855,000 1,210,000 964,000 1,020,000 655,000 400,000 390,000 327,000 865,000
17 1,260,000 1,070,000 965,000 857,000 1,200,000 945,000 1,040,000 626,000 396,000 397,000 340,000 902,000
18 1,200,000 988,000 978,000 865,000 1,130,000 921,000 1,040,000 595,000 391,000 417,000 355,000 890,000
19 565,000 988,000 1,070,000 885,000 1,110,000 901,000 1,030,000 571,000 400,000 407,000 403,000 848,000
20 1,160,000 953,000 1,120,000 932,000 1,110,000 878,000 1,040,000 528,000 404,000 428,000 376,000 845,000
21 1,210,000 923,000 1,080,000 900,000 1,110,000 861,000 1,050,000 528,000 404,000 429,000 393,000 811,000
22 1,330,000 997,000 1,020,000 901,000 1,100,000 848,000 1,060,000 557,000 405,000 443,000 432,000 841,000
23 1,280,000 1,020,000 1,020,000 941,000 1,100,000 837,000 1,060,000 531,000 403,000 456,000 435,000 896,000
24 1,160,000 1,020,000 1,030,000 938,000 1,120,000 791,000 1,060,000 533,000 410,000 491,000 456,000 869,000
25 1,140,000 926,000 1,070,000 960,000 1,080,000 790,000 1,070,000 500,000 409,000 502,000 471,000 879,000
26 1,170,000 863,000 1,010,000 962,000 1,100,000 778,000 1,060,000 490,000 414,000 511,000 497,000 864,000
27 1,250,000 914,000 1,010,000 970,000 1,130,000 803,000 1,030,000 497,000 417,000 526,000 511,000 948,000
28 1,220,000 808,000 1,020,000 1,010,000 1,110,000 817,000 1,030,000 500,000 447,000 583,000 534,000 855,000
29 1,100,000 691,000 1,030,000 1,040,000 1,090,000 818,000 1,050,000 499,000 448,000 592,000 546,000 847,000
30 1,060,000   1,040,000 1,010,000 1,090,000 832,000 1,070,000 493,000 429,000 553,000 545,000 860,000
31 1,040,000   1,050,000   1,090,000   1,080,000 502,000   552,000   883,000