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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 >  STORET >  LDEQ319 >  LDEQ319-4015

Marsh Bayou Bridge at Topsy Bel Road (LDEQ319-4015) site data in the Water Quality Portal

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

This river/stream site, maintained by the LDEQ319 (identifier LDEQ319), has the name "Marsh Bayou Bridge at Topsy Bel Road" and has the identifier LDEQ319-4015. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08080203.

This site is located in Jefferson Davis Parish County, Louisiana at 30.3980220000 degrees latitude and -93.1278970000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "LDEQ319-4015" 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, Non-metals 2011 - 2012
Microbiological 2011 - 2012
Nutrient 2011 - 2012
Physical 2011 - 2012
*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 LDEQ319
OrganizationFormalName LDEQ319
MonitoringLocationIdentifier LDEQ319-4015
MonitoringLocationName Marsh Bayou Bridge at Topsy Bel Road
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText 4.8 miles northwest of Hecker, 1.0 mile south of Topsy, 4.6 miles northeast of Gillis
HUCEightDigitCode 08080203
LatitudeMeasure 30.3980220000
LongitudeMeasure -93.1278970000
HorizontalCollectionMethodName GPS Code (Pseudo Range) Differential
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 22
CountyCode 053
ProviderName STORET