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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 07381324 Bayou Grand Caillou at Dulac, LA


Terrebonne Parish, Louisiana
Hydrologic Unit Code 08090302
Latitude  29°22'58", Longitude  90°42'55" NAD27
Gage datum 0.36 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 1987-10-01 -> 2014-09-30)

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
1 135 102 120 98 102 80 98 53 -3.3 83 54 94
2 98 186 79 52 92 83 99 61 15 50 69 67
3 67 113 109 125 134 89 66 34 40 43 59 65
4 68 134 121 147 112 54 38 11 52 3 67 47
5 130 109 104 134 95 36 26 49 80 20 39 105
6 97 110 139 81 46 74 80 40 72 59 48 62
7 138 112 94 111 71 103 72 28 45 40 65 78
8 103 94 105 116 80 96 79 41 45 25 25 49
9 94 106 116 93 67 96 83 54 44 12 57 72
10 117 116 86 44 90 82 95 37 27 20 47 107
11 114 123 97 60 124 111 80 33 -88 96 34 57
12 82 118 84 102 115 92 94 34 -59 77 95 66
13 126 90 110 122 111 93 88 63 127 53 83 108
14 123 114 98 108 97 100 61 60 79 90 54 89
15 70 74 61 55 84 81 56 32 102 49 66 97
16 97 113 102 107 99 78 72 35 72 44 122 94
17 84 105 83 88 88 71 80 42 85 70 127 103
18 79 93 85 83 91 58 91 35 52 105 106 90
19 88 134 102 120 70 68 70 50 79 84 139 85
20 75 74 120 96 56 68 83 51 66 83 64 126
21 65 101 144 83 72 84 77 56 62 43 67 119
22 53 171 97 87 66 67 55 37 36 68 54 93
23 61 101 62 64 46 60 90 39 -105 69 28 88
24 70 84 76 65 68 51 99 36 132 62 52 88
25 72 84 75 116 62 38 69 48 122 30 40 164
26 84 106 105 93 64 58 67 50 105 75 65 141
27 68 140 84 51 73 61 89 39 115 105 73 73
28 111 125 128 90 82 77 70 15 130 112 82 57
29 77 59 110 42 72 75 71 87 115 60 71 63
30 109   65 77 57 36 53 59 68 44 110 62
31 54   96   87   55 26   72   111