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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 >  21FLGW_WQX >  21FLGW_WQX-51244

Z5-LL-11021 ISTOKPOGA, LAKE (21FLGW_WQX-51244) 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 "Z5-LL-11021 ISTOKPOGA, LAKE" and has the identifier 21FLGW_WQX-51244. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03090101.

This site is located in Highlands County County, Florida at 27.4186241670 degrees latitude and -81.3110522220 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 "21FLGW_WQX-51244" 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 2017 - 2017
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2017 - 2017
Information 2017 - 2017
Inorganics, Major, Metals 2017 - 2017
Inorganics, Major, Non-metals 2017 - 2017
Inorganics, Minor, Metals 2017 - 2017
Inorganics, Minor, Non-metals 2017 - 2017
Microbiological 2017 - 2017
Nutrient 2017 - 2017
Organics, Other 2017 - 2017
Organics, PCBs 2017 - 2017
Organics, Pesticide 2017 - 2017
Physical 2017 - 2017
*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-51244
MonitoringLocationName Z5-LL-11021 ISTOKPOGA, LAKE
MonitoringLocationTypeName Lake
HUCEightDigitCode 03090101
LatitudeMeasure 27.4186241670
LongitudeMeasure -81.3110522220
SourceMapScaleNumeric 0
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolation-Photo
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 12
CountyCode 055
ProviderName STORET