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 user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  21FLA_WQX >  21FLA_WQX-20030578

GROG BR. @ SR 220 (21FLA_WQX-20030578) 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 FL Dept. of Environmental Protection, Northeast District (identifier 21FLA_WQX), has the name "GROG BR. @ SR 220" and has the identifier 21FLA_WQX-20030578. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03080103.

This site is located in Clay County County, Florida at 30.0925940010 degrees latitude and -81.8390390000 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 "21FLA_WQX-20030578" 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 2007 - 2017
Biological, Algae, Phytoplankton 2007 - 2017
Information 2000 - 2017
Inorganics, Major, Metals 2001 - 2008
Inorganics, Major, Non-metals 2007 - 2017
Inorganics, Minor, Metals 2001 - 2008
Inorganics, Minor, Non-metals 2001 - 2008
Microbiological 2000 - 2017
Nutrient 2000 - 2017
Organics, Other 2000 - 2017
Organics, Pesticide 2017 - 2017
Physical 2000 - 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 21FLA_WQX
OrganizationFormalName FL Dept. of Environmental Protection, Northeast District
MonitoringLocationIdentifier 21FLA_WQX-20030578
MonitoringLocationName GROG BR. @ SR 220
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 03080103
LatitudeMeasure 30.0925940010
LongitudeMeasure -81.8390390000
SourceMapScaleNumeric 0
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolation-Photo
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 12
CountyCode 019
ProviderName STORET