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USGS 07381600 Lower Atchafalaya River at Morgan City, LA

PROVISIONAL DATA SUBJECT TO REVISION

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> Rating Information
This station managed by the Baton Rouge Field Office.

Available Parameters Available Period
  
2014-12-09  2026-02-20
1995-10-01  2026-02-20
2007-10-01  2026-02-20
2014-12-09  2026-02-20
2014-12-09  2026-01-28
2014-12-09  2026-02-20
2020-06-24  2026-02-20
2014-12-09  2026-02-20
2025-10-23  2026-02-20
2014-12-17  2026-02-20







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 13.3 02-20-2026   21:30 CST
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 43900 02-20-2026   22:00 CST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Feb 20 based on 17 water years of record more
Min
(2000)		 Most Recent
Instantaneous
Value Feb 20		 25th
percen-
tile		 Mean Median 75th
percen-
tile		 Max
(2010)
34300 43900 98700 142000 163000 183000 243000

Gage height, feet
Most recent instantaneous value: 2.75 02-20-2026   20:00 CST
Graph of Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 396 02-20-2026   21:30 CST
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter
 
-- Data temporarily unavailable for the time period specified --

pH, water, unfiltered, field, standard units
Most recent instantaneous value: 8.2 02-20-2026   21:30 CST
Graph of pH, water, unfiltered, field, standard units

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Salinity, water, unfiltered, parts per thousand
Most recent instantaneous value: 0.2 02-20-2026   21:30 CST
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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
Most recent instantaneous value: 10.8 02-20-2026   21:30 CST
Graph of Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

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Mean water velocity for discharge computation, feet per second
Most recent instantaneous value: 0.72 02-20-2026   22:00 CST
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Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen
Most recent instantaneous value: 0.91 02-20-2026   21:30 CST
Graph of Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen

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