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USGS Daily Statistics for Louisiana

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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 07381600 Lower Atchafalaya River at Morgan City, LA


St. Mary Parish, Louisiana
Hydrologic Unit Code 08080101
Latitude  29°41'33.4", Longitude  91°12'42.6" NAD27
Gage datum -0.45 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 1994-10-01 -> 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
1 131,000 135,000 147,000 187,000 168,000 187,000 137,000 98,300 64,000 71,600 74,800 91,700
2 132,000 137,000 147,000 185,000 169,000 186,000 138,000 95,600 63,300 68,600 75,200 83,000
3 129,000 137,000 151,000 186,000 171,000 187,000 139,000 92,600 65,100 68,200 74,300 83,900
4 131,000 136,000 151,000 187,000 170,000 185,000 137,000 91,000 66,000 71,300 75,100 83,600
5 132,000 139,000 152,000 189,000 170,000 183,000 135,000 91,200 70,100 70,600 72,800 90,700
6 134,000 140,000 156,000 186,000 170,000 182,000 134,000 91,800 68,500 75,700 77,400 91,400
7 132,000 141,000 154,000 179,000 169,000 179,000 133,000 88,600 65,100 71,300 80,600 91,900
8 132,000 140,000 155,000 180,000 172,000 180,000 132,000 89,200 64,100 67,300 75,500 91,200
9 131,000 139,000 155,000 179,000 174,000 177,000 129,000 87,900 64,300 67,800 71,500 93,900
10 131,000 138,000 157,000 177,000 173,000 172,000 130,000 87,200 64,700 69,400 75,400 99,300
11 134,000 138,000 153,000 178,000 173,000 171,000 127,000 86,000 63,900 72,200 75,200 98,400
12 133,000 138,000 154,000 179,000 180,000 164,000 127,000 87,500 58,600 72,100 78,700 99,400
13 135,000 137,000 156,000 178,000 181,000 164,000 126,000 86,300 61,900 66,000 77,300 102,000
14 134,000 134,000 160,000 178,000 179,000 161,000 124,000 84,600 65,000 72,000 77,400 104,000
15 133,000 139,000 161,000 180,000 189,000 158,000 122,000 82,700 66,400 68,100 82,800 107,000
16 132,000 139,000 164,000 177,000 185,000 154,000 121,000 81,000 62,900 69,300 83,600 108,000
17 132,000 141,000 165,000 177,000 186,000 148,000 121,000 80,800 62,400 70,800 83,500 105,000
18 133,000 140,000 163,000 174,000 189,000 147,000 121,000 79,500 61,700 71,400 82,400 106,000
19 135,000 140,000 163,000 173,000 182,000 144,000 120,000 79,000 61,500 73,200 84,300 107,000
20 133,000 142,000 169,000 174,000 186,000 144,000 117,000 76,500 61,300 75,600 82,200 110,000
21 130,000 141,000 172,000 172,000 188,000 143,000 117,000 76,700 60,000 73,500 82,100 112,000
22 130,000 145,000 172,000 171,000 190,000 142,000 116,000 75,800 61,100 73,400 82,100 114,000
23 133,000 144,000 174,000 172,000 188,000 141,000 115,000 73,600 57,900 72,300 83,500 117,000
24 135,000 142,000 176,000 171,000 182,000 140,000 114,000 71,000 58,600 74,500 84,500 120,000
25 132,000 145,000 179,000 170,000 187,000 140,000 112,000 69,100 68,700 71,700 76,700 122,000
26 134,000 145,000 180,000 169,000 191,000 138,000 109,000 66,400 65,300 74,200 78,900 126,000
27 136,000 146,000 181,000 166,000 186,000 138,000 105,000 66,500 64,800 74,300 85,900 126,000
28 136,000 146,000 184,000 170,000 190,000 137,000 105,000 65,600 62,400 79,100 88,000 128,000
29 135,000 149,000 188,000 167,000 190,000 138,000 105,000 64,000 65,000 73,400 89,900 128,000
30 135,000   187,000 170,000 190,000 137,000 102,000 61,000 64,700 69,900 91,900 127,000
31 134,000   187,000   186,000   100,000 64,500   71,800   127,000