Lower Atchafalaya River at Morgan City, LA - 07381600
Scale
Continuous data
Lower Atchafalaya River at Morgan City, LA - 07381600
Subscribe to WaterAlert March 28, 2025 - April 4, 2025
Gage height, feet
4.43 ft - Apr 04, 2025 01:00:00 AM CDT
Important Data may be provisional
Value
Status
Time
Latest value
4.43 ft
Provisional
Apr 04, 2025
01:00:00 AM CDT
Selected
4.43 ft
Provisional
Apr 04, 2025
01:00:00 AM CDT
Compare
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Median
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Statistics for April 4, 2025 based on 19 years of data
Gage height, ft
low (2005)
2.82 ft
25th percentile
3.49 ft
median
4.41 ft
75th percentile
5.66 ft
mean
4.62 ft
high (1997)
7.49 ft
Available data
Select data types to graph from categories based on the way the data were collected.
Learn about the data collection categories Continuous data
10 data types available - data from 1995-10-01 to 2025-04-04
Continuous data are collected via automated sensors installed at a monitoring location.
Data type
Data date range
Gage height, feet
2007-10-01 - 2025-04-04
Discharge, cubic feet per second
1995-10-01 - 2025-04-04
Dissolved oxygen, water, unfiltered, milligrams per liter
2014-12-09 - 2025-04-04
Mean water velocity for discharge computation, feet per second
2024-12-04 - 2025-04-04
Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen
2014-12-17 - 2025-04-04
pH, water, unfiltered, field, standard units
2014-12-09 - 2025-04-04
Salinity, water, unfiltered, parts per thousand
2020-06-24 - 2025-04-04
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
2014-12-09 - 2025-04-04
Temperature, water, degrees Celsius
2014-12-09 - 2025-04-04
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
2014-12-09 - 2025-04-04
Daily data
2 data types available - data from 1992-09-30 to 2015-09-30
Field measurements - Coming soon
0 data types available
Discrete sample data
737 Observed properties (data types) available - with data from 1956-03-20 to 2025-01-15
1085 Sampling activities
- Monitoring Location
- Active Monitoring Locations
5 km
3 mi
Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.
Interested in understanding how to access the upstream/downstream data? Learn about the Network-Linked Data Index (NLDI)
| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Biological | Water-quality | 1973-11-15 | 2007-09-05 |
| Information | Water-quality | 1956-03-20 | 2024-02-27 |
| Inorganics, Major, Metals | Water-quality | 1956-03-20 | 2023-10-26 |
| Inorganics, Major, Non-metals | Unit Values, Water-quality | 1956-03-20 | 2025-04-04 |
| Inorganics, Minor, Non-metals | Water-quality | 1970-10-27 | 2023-10-26 |
| Inorganics, Minor, metals | Water-quality | 1958-10-29 | 2023-10-26 |
| Microbiological | Water-quality | 1973-10-18 | 2010-07-22 |
| Nutrient | Unit Values, Water-quality | 1956-03-20 | 2025-04-04 |
| Organics, PCBs | Water-quality | 1973-10-18 | 1997-01-21 |
| Organics, other | Water-quality | 1973-09-28 | 2023-12-12 |
| Organics, pesticide | Water-quality | 1972-12-04 | 2018-08-15 |
| Physical | Daily Values, Unit Values, Water-quality | 1956-03-20 | 2025-04-04 |
| Population/Community | Water-quality | 1978-03-15 | 1981-09-01 |
| Radiochemistry | Water-quality | 1979-04-18 | 2007-09-05 |
| Sediment | Water-quality | 1983-08-03 | 2023-10-26 |
| Stable Isotopes | Water-quality | 2016-05-04 | 2016-08-24 |
| n/a | Peak Measurements | 1969-12-31 | 2024-05-23 |
| n/a | Site Visits | 1973-04-11 | 2025-04-01 |
| n/a | USGS Annual Water Data Reports Site | 2006-01-01 | 2015-01-01 |
Monitoring location 07381600 is associated with a Stream in St. Mary Parish, Louisiana. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 1956 are available online.
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
07381600 | n/a |
|
Site name
|
Lower Atchafalaya River at Morgan City, LA | n/a |
|
Site type
|
Stream
|
ST |
| DMS latitude | 294133.4 | n/a |
| DMS longitude | 0911242.6 | n/a |
| Decimal latitude | 29.6928482 | n/a |
| Decimal longitude | -91.2119507 | n/a |
|
Latitude-longitude method
|
Interpolated from MAP. | M |
|
Latitude-longitude accuracy
|
Accurate to + or - 1 sec. | S |
|
Latitude-longitude datum
|
North American Datum of 1927 | NAD27 |
| Decimal Latitude-longitude datum | North American Datum of 1983 | NAD83 |
|
District
|
Louisiana | 22 |
|
State
|
Louisiana | 22 |
|
County
|
St. Mary Parish | 101 |
| Country | US | n/a |
| Land net location description | S. 6T R | n/a |
| Name of location map | n/a | |
| Scale of location map | n/a | |
| Altitude of Gage/land surface | -1.31 feet | n/a |
| Method altitude determined | GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System | X |
| Altitude accuracy | .26 feet | n/a |
|
Altitude datum
|
North American Vertical Datum of 1988 | NAVD88 |
|
Subbasin hydrologic unit
|
Atchafalaya | 08080101 |
|
Drainage basin
|
n/a | |
|
Topographic setting
|
n/a | |
| Flags for instruments at site | YNNNYNNNNNYNNNNNNNNNNNNNNNNNNN | n/a |
|
Date of first construction
|
n/a | |
| Date site established or inventoried | 19730401 | n/a |
|
Drainage area
|
n/a | |
| Contributing drainage area | n/a | |
| Time Zone abbreviation | CST | n/a |
|
Site honors Daylight Saving Time
|
Y | n/a |
|
Data reliability
|
n/a | |
| Data-other GW files | NNNNNNNN | n/a |
| National aquifer | n/a | |
| Local aquifer | n/a | |
|
Local aquifer type
|
n/a | |
| Well depth | n/a | |
|
Hole depth
|
n/a | |
| Source of depth data | n/a | |
| Project number | n/a |
