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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 >  21FLSEM_WQX >  21FLSEM_WQX-JES

St John's/Jesup Confluence (NPDES) (21FLSEM_WQX-JES) site data in the Water Quality Portal

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

This lake site, maintained by the Seminole County (Florida) (identifier 21FLSEM_WQX), has the name "St John's/Jesup Confluence (NPDES)" and has the identifier 21FLSEM_WQX-JES. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03080101.

This site is located in Volusia County County, Florida at 28.7860851800 degrees latitude and -81.1804463500 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolation-Photo" and the accuracy is Unknown seconds. 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 "21FLSEM_WQX-JES" 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, Phytoplankton 2009 - 2024
Inorganics, Minor, Metals 2009 - 2017
Inorganics, Minor, Non-metals 2009 - 2017
Microbiological 2009 - 2014
Not Assigned 2009 - 2017
Nutrient 2009 - 2024
Organics, Other 2010 - 2017
Physical 2009 - 2025
*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 21FLSEM_WQX
OrganizationFormalName Seminole County (Florida)
MonitoringLocationIdentifier 21FLSEM_WQX-JES
MonitoringLocationName St John's/Jesup Confluence (NPDES)
MonitoringLocationTypeName Lake
HUCEightDigitCode 03080101
LatitudeMeasure 28.7860851800
LongitudeMeasure -81.1804463500
SourceMapScaleNumeric 0
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolation-Photo
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 12
CountyCode 127
ProviderName STORET