Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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 >  21FLGW_WQX >  21FLGW_WQX-35648

SW5LL2157 (21FLGW_WQX-35648) site data in the Water Quality Portal

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

This lake site, maintained by the FL Dept. of Environmental Protection (identifier 21FLGW_WQX), has the name "SW5LL2157" and has the identifier 21FLGW_WQX-35648. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03100207.

This site is located in Pinellas County County, Florida at 27.8641500000 degrees latitude and -82.7787600000 degrees longitude using the datum UNKWN. 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 "21FLGW_WQX-35648" 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 2008 - 2008
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2008 - 2008
Information 2008 - 2008
Inorganics, Major, Non-metals 2008 - 2008
Inorganics, Minor, Metals 2008 - 2008
Inorganics, Minor, Non-metals 2008 - 2008
Microbiological 2008 - 2008
Nutrient 2008 - 2008
Organics, Other 2008 - 2008
Physical 2008 - 2008
*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 21FLGW_WQX
OrganizationFormalName FL Dept. of Environmental Protection
MonitoringLocationIdentifier 21FLGW_WQX-35648
MonitoringLocationName SW5LL2157
MonitoringLocationTypeName Lake
MonitoringLocationDescriptionText SW5-LL-2157 Lake Seminole
HUCEightDigitCode 03100207
LatitudeMeasure 27.8641500000
LongitudeMeasure -82.7787600000
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 12
CountyCode 103
ProviderName STORET