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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 user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  LADEQWPD_WQX >  LADEQWPD_WQX-5116

Lake Pontchartrain Northeast of Killona, Louisiana (LADEQWPD_WQX-5116) site data in the Water Quality Portal

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

This estuary site, maintained by the LDEQ/Water Planning and Assessment (Louisiana) (identifier LADEQWPD_WQX), has the name "Lake Pontchartrain Northeast of Killona, Louisiana" and has the identifier LADEQWPD_WQX-5116. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08090202.

This site is located in St. Charles Parish County, Louisiana at 30.0872000000 degrees latitude and -90.3397000000 degrees longitude using the datum WGS84. The horizontal location collection method was "Unknown" and the accuracy is 12 m. The source map scale is 1:0.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "LADEQWPD_WQX-5116" 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 2021 - 2021
Biological, Algae, Phytoplankton 2021 - 2021
Cyanotoxins, Phytotoxins 2021 - 2021
Information 2021 - 2021
Inorganics, Major, Metals 2021 - 2021
Inorganics, Major, Non-metals 2021 - 2021
Nutrient 2021 - 2021
Organics, Other 2021 - 2021
Physical 2021 - 2021
*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 LADEQWPD_WQX
OrganizationFormalName LDEQ/Water Planning and Assessment (Louisiana)
MonitoringLocationIdentifier LADEQWPD_WQX-5116
MonitoringLocationName Lake Pontchartrain Northeast of Killona, Louisiana
MonitoringLocationTypeName Estuary
MonitoringLocationDescriptionText 4.6 miles northwest of Duncan Canal, 7.5 miles north-northeast of Norco, 10.0 miles north-northwest of Saint Rose, 13.5 miles west-northwest of Harahan
HUCEightDigitCode 08090202
LatitudeMeasure 30.0872000000
LongitudeMeasure -90.3397000000
SourceMapScaleNumeric 0
HorizontalAccuracyMeasure/MeasureValue 12
HorizontalAccuracyMeasure/MeasureUnitCode m
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 22
CountyCode 089
ProviderName STORET