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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 >  NWIS >  USGS-NC >  USGS-02085500

FLAT RIVER AT BAHAMA, NC (USGS-02085500) site data in the Water Quality Portal

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

This stream site, maintained by the USGS North Carolina Water Science Center (identifier USGS-NC), has the name "FLAT RIVER AT BAHAMA, NC" and has the identifier USGS-02085500. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03020201. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 149 sq mi.

This site is located in Durham County County, North Carolina at 36.18277778000000 degrees latitude and -78.8788888900000 degrees longitude using the datum NAD83. The horizontal location collection method was "Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)" and the accuracy is 1 seconds. This site is at an elevation of 345.8 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .12 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-02085500" 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 2014 - 2014
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 2014 - 2014
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2014 - 2014
Cyanotoxins, Phytotoxins 2014 - 2014
Information 1955 - 2020
Inorganics, Major, Metals 1955 - 2020
Inorganics, Major, Non-metals 1955 - 2024
Inorganics, Minor, Metals 1955 - 2019
Inorganics, Minor, Non-metals 1988 - 2014
Nutrient 1955 - 2020
Organics, Other 1988 - 2024
Organics, PCBs 1988 - 2014
Organics, Pesticide 1988 - 2014
PFAS,Perfluorinated Alkyl Substance 2014 - 2014
Physical 1955 - 2024
Radiochemical 2014 - 2014
Sediment 1972 - 2020
Stable Isotopes 1988 - 2014
*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 USGS-NC
OrganizationFormalName USGS North Carolina Water Science Center
MonitoringLocationIdentifier USGS-02085500
MonitoringLocationName FLAT RIVER AT BAHAMA, NC
MonitoringLocationTypeName Stream
HUCEightDigitCode 03020201
DrainageAreaMeasure/MeasureValue 149
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 36.18277778000000
LongitudeMeasure -78.8788888900000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 345.8
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .12
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 37
CountyCode 063
ProviderName NWIS