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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 07381482 Old River Outflow Channel below Hydropower Channel


Concordia Parish, Louisiana
Hydrologic Unit Code 08040301
Latitude  31°04'00.3", Longitude  91°38'53.8" NAD83
Gage datum -0.57 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 -> 2024-09-30)

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
1 145,000 174,000 189,000 239,000 212,000 256,000 189,000 162,000 106,000 102,000 108,000 125,000
2 146,000 174,000 198,000 241,000 213,000 251,000 190,000 159,000 105,000 101,000 106,000 122,000
3 155,000 177,000 207,000 241,000 212,000 250,000 194,000 158,000 103,000 103,000 104,000 123,000
4 158,000 175,000 214,000 240,000 209,000 241,000 196,000 157,000 104,000 101,000 106,000 122,000
5 160,000 175,000 221,000 239,000 214,000 242,000 196,000 159,000 106,000 100,000 104,000 116,000
6 164,000 170,000 225,000 242,000 215,000 237,000 198,000 154,000 105,000 101,000 108,000 123,000
7 170,000 177,000 230,000 245,000 219,000 237,000 196,000 154,000 106,000 100,000 114,000 130,000
8 176,000 177,000 235,000 244,000 234,000 231,000 196,000 150,000 105,000 99,900 118,000 120,000
9 180,000 177,000 238,000 243,000 241,000 220,000 196,000 154,000 108,000 104,000 120,000 126,000
10 187,000 170,000 240,000 246,000 246,000 216,000 197,000 147,000 106,000 103,000 120,000 131,000
11 187,000 181,000 244,000 247,000 249,000 215,000 197,000 149,000 107,000 99,300 120,000 134,000
12 185,000 184,000 249,000 246,000 253,000 216,000 195,000 137,000 110,000 110,000 121,000 135,000
13 186,000 188,000 256,000 245,000 252,000 212,000 195,000 136,000 111,000 108,000 122,000 138,000
14 184,000 191,000 262,000 244,000 257,000 216,000 196,000 131,000 112,000 106,000 121,000 141,000
15 183,000 193,000 265,000 239,000 261,000 219,000 195,000 127,000 109,000 109,000 120,000 143,000
16 183,000 193,000 269,000 237,000 262,000 212,000 194,000 126,000 107,000 115,000 116,000 141,000
17 183,000 193,000 269,000 237,000 269,000 206,000 193,000 122,000 105,000 118,000 113,000 144,000
18 179,000 192,000 256,000 236,000 276,000 202,000 190,000 117,000 106,000 113,000 115,000 149,000
19 173,000 188,000 259,000 236,000 272,000 200,000 187,000 116,000 102,000 119,000 116,000 151,000
20 172,000 183,000 263,000 245,000 273,000 198,000 184,000 119,000 105,000 118,000 118,000 158,000
21 174,000 181,000 267,000 233,000 270,000 197,000 182,000 121,000 106,000 115,000 116,000 157,000
22 173,000 183,000 267,000 227,000 267,000 199,000 181,000 120,000 110,000 115,000 116,000 156,000
23 175,000 178,000 264,000 229,000 269,000 199,000 180,000 118,000 106,000 111,000 116,000 156,000
24 175,000 173,000 262,000 223,000 272,000 196,000 179,000 117,000 106,000 112,000 117,000 154,000
25 174,000 171,000 259,000 224,000 275,000 194,000 178,000 117,000 109,000 111,000 118,000 154,000
26 172,000 174,000 255,000 221,000 275,000 194,000 173,000 114,000 106,000 117,000 118,000 156,000
27 171,000 178,000 255,000 222,000 279,000 191,000 176,000 114,000 104,000 113,000 117,000 155,000
28 172,000 191,000 248,000 219,000 276,000 189,000 178,000 112,000 104,000 109,000 117,000 153,000
29 175,000 206,000 248,000 215,000 273,000 187,000 177,000 109,000 106,000 110,000 118,000 158,000
30 175,000   244,000 212,000 269,000 188,000 172,000 110,000 105,000 106,000 120,000 140,000
31 176,000   243,000   263,000   168,000 109,000   108,000   142,000