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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here.

This legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  NWIS >  USGS-LA >  USGS-07375050

Tchefuncte River near Covington, LA (USGS-07375050) site data in the Water Quality Portal

Data Provider: NWIS (Learn more about Water Quality Portal Data Providers)

This stream site, maintained by the USGS Louisiana Water Science Center (identifier USGS-LA), has the name "Tchefuncte River near Covington, LA" and has the identifier USGS-07375050. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08090201. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 145 sq mi.

This site is located in St. Tammany Parish County, Louisiana at 30.49411110000000 degrees latitude and -90.1702222000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Differentially corrected Global Positioning System." and the accuracy is 1 seconds. The source map scale is 1:24000. This site is at an elevation of -.44 feet and the accuracy of the elevation measurement, collected using the method "GNSS1 - Level 1 Quality Survey Grade Global Navigation Satellite System" is .16 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-07375050" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Biological, Algae, Cyanobacteria 2016 - 2016
Biological, Algae, Phytoplankton 1977 - 2016
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1998 - 2016
Biological, Counts 1977 - 1981
Biological, Fish 1999 - 2016
Biological, Photosynthetic Pigments 1998 - 2001
Information 1974 - 2016
Inorganics, Major, Metals 1958 - 2016
Inorganics, Major, Non-metals 1958 - 2016
Inorganics, Minor, Metals 1958 - 2016
Inorganics, Minor, Non-metals 1974 - 1998
Microbiological 1974 - 2001
Nutrient 1958 - 2016
Organics, Other 1974 - 2016
Organics, PCBs 1974 - 1998
Organics, Pesticide 1974 - 2016
Physical 1958 - 2016
Radiochemical 1979 - 1998
Sediment 1978 - 2001
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier USGS-LA
OrganizationFormalName USGS Louisiana Water Science Center
MonitoringLocationIdentifier USGS-07375050
MonitoringLocationName Tchefuncte River near Covington, LA
MonitoringLocationTypeName Stream
HUCEightDigitCode 08090201
DrainageAreaMeasure/MeasureValue 145
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 30.49411110000000
LongitudeMeasure -90.1702222000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Differentially corrected Global Positioning System.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue -.44
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .16
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS1 - Level 1 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 22
CountyCode 103
ProviderName NWIS