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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-07375000

Tchefuncte River near Folsom, LA (USGS-07375000) 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 Folsom, LA" and has the identifier USGS-07375000. 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 103.00 sq mi and the contributing drainage area is 95.50 sq mi.

This site is located in St. Tammany Parish County, Louisiana at 30.61602230000000 degrees latitude and -90.2486954000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. This site is at an elevation of 61.13 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .21 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-07375000" 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*
Inorganics, Major, Metals 1944 - 1969
Inorganics, Major, Non-metals 1943 - 1969
Inorganics, Minor, Metals 1944 - 1969
Microbiological 1980 - 1980
Nutrient 1944 - 1969
Physical 1943 - 1969
*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-07375000
MonitoringLocationName Tchefuncte River near Folsom, LA
MonitoringLocationTypeName Stream
HUCEightDigitCode 08090201
DrainageAreaMeasure/MeasureValue 103.00
DrainageAreaMeasure/MeasureUnitCode sq mi
ContributingDrainageAreaMeasure/MeasureValue 95.50
ContributingDrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 30.61602230000000
LongitudeMeasure -90.2486954000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 61.13
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .21
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 22
CountyCode 103
ProviderName NWIS