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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 08010120 Bayou Mallet at Hwy 91 north of Iota, LA


Acadia Parish, Louisiana
Hydrologic Unit Code 08080201
Latitude  30°23'40.0", Longitude  92°29'51.7" NAD83
Gage datum 4.22 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 2021-10-01 -> 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 1,290 1,420 35 75 92 35 37     27 9.7 431
2 1,410 1,520 41 69 70 29 30     21 11 392
3 1,280 1,400 44 41 49 24 25     18 9.5 372
4 1,070 1,250 30 33 40 30 37     21 8.3 275
5 874 1,160 23 36 39 28 59     22 41 196
6 684 1,020 33 38 134 61 79     20 122 117
7 476 787 48 483 233 121 111     18 140 76
8 370 610 46 849 381 140 165     17 132 46
9 300 723 34 1,260 597 164 163     16 96 33
10 247 665 30 1,430 725 155 135     15 58 29
11 217 797 48 1,310 708 91 147     18 31 407
12 178 990 59 1,140 664 62 138     19 22 767
13 123 891 59 958 606 57 138   33 19 31 986
14 78 700 56 776 552 62 131   29 22 28 1,300
15 56 521 49 610 465 60 107   28 19 91 1,360
16 44 346 41 439 276 56 82   28 19 132 1,140
17 36 214 112 294 88 53 102   22 19 124 986
18 40 160 242 221 31 52 56   21 18 101 888
19 68 155 262 188 15 43 71   19 18 58 904
20 81   324 121 20 45 68   20 24 38 1,050
21 157   405 109 31 40 45   16 20 30 945
22 359 59 376 135 47 37 40   11 17 24 858
23 376 49 247 153 46 35 47   17 16 19 830
24 482 44 115 183 33 43 57   22 16 19 773
25 851 39 63 176 26 37 62   20 25 100 661
26 949 37 56 87 23 28     21 21 243 488
27 1,010 37 46 43 30 25     27 16 354 284
28 1,060 37 41 93 31 30     19 15 394 118
29 1,140   49 114 36 23     16 14 411 48
30 1,270   64 124 39 28     17 13 435 571
31 1,250   73   37         12   981