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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-301001089442600

Rigolets at Hwy 90 near Slidell, LA (USGS-301001089442600) site data in the Water Quality Portal

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

This ocean: coastal site, maintained by the USGS Louisiana Water Science Center (identifier USGS-LA), has the name "Rigolets at Hwy 90 near Slidell, LA" and has the identifier USGS-301001089442600. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08090203. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Orleans Parish County, Louisiana at 30.16694444000000 degrees latitude and -89.7405556000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from Digital MAP." and the accuracy is 1 seconds. This site is at an elevation of -1.00 feet and the accuracy of the elevation measurement, collected using the method "GNSS4 - Level 4 Quality Survey Grade Global Navigation Satellite System" is 0.1 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-301001089442600" 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 2005 - 2019
Biological, Algae, Phytoplankton 2005 - 2012
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2005 - 2019
Biological, Fish 2005 - 2012
Information 2005 - 2019
Inorganics, Major, Metals 2005 - 2019
Inorganics, Major, Non-metals 2005 - 2019
Inorganics, Minor, Metals 2005 - 2019
Inorganics, Minor, Non-metals 2005 - 2005
Nutrient 2004 - 2019
Organics, Other 2005 - 2012
Organics, PCBs 2005 - 2005
Organics, Pesticide 2005 - 2008
Physical 2005 - 2019
Radiochemical 2005 - 2005
Stable Isotopes 2005 - 2005
*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-301001089442600
MonitoringLocationName Rigolets at Hwy 90 near Slidell, LA
MonitoringLocationTypeName Ocean: Coastal
HUCEightDigitCode 08090203
LatitudeMeasure 30.16694444000000
LongitudeMeasure -89.7405556000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from Digital MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue -1.00
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 0.1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS4 - Level 4 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 22
CountyCode 071
ProviderName NWIS