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Mapp Creek Point 1 (21FLMAR_WQX-MAPP CREEK POINT 1) site data in the Water Quality Portal

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

This canal drainage site, maintained by the MARTIN COUNTY BOARD OF COUNTY COMMISSIONERS (identifier 21FLMAR_WQX), has the name "Mapp Creek Point 1" and has the identifier 21FLMAR_WQX-MAPP CREEK POINT 1. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03090206.

This site is located in Martin County County, Florida at 27.1182347770 degrees latitude and -80.3078865540 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 "21FLMAR_WQX-MAPP CREEK POINT 1" 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.

Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.

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, Metals 2021 - 2021
Microbiological 2021 - 2024
Nutrient 2021 - 2024
Physical 2021 - 2024
*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 21FLMAR_WQX
OrganizationFormalName MARTIN COUNTY BOARD OF COUNTY COMMISSIONERS
MonitoringLocationIdentifier 21FLMAR_WQX-MAPP CREEK POINT 1
MonitoringLocationName Mapp Creek Point 1
MonitoringLocationTypeName Canal Drainage
HUCEightDigitCode 03090206
LatitudeMeasure 27.1182347770
LongitudeMeasure -80.3078865540
SourceMapScaleNumeric 0
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolation-Photo
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 12
CountyCode 085
ProviderName STORET