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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-GA >  USGS-02335000

CHATTAHOOCHEE RIVER NEAR NORCROSS, GA (USGS-02335000) 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 Georgia Water Science Center (identifier USGS-GA), has the name "CHATTAHOOCHEE RIVER NEAR NORCROSS, GA" and has the identifier USGS-02335000. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03130001. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 1170 sq mi.

This site is located in Gwinnett County County, Georgia at 33.99722220000000 degrees latitude and -84.2019444000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. The source map scale is 1:24000. This site is at an elevation of 878.15 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .10 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-02335000" 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, Phytoplankton 1975 - 1976
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 1975 - 1976
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1975 - 1976
Biological, Counts 1975 - 1976
Biological, Photosynthetic Pigments 1975 - 1976
Information 1992 - 2017
Inorganics, Major, Metals 1941 - 1995
Inorganics, Major, Non-metals 1941 - 2017
Inorganics, Minor, Metals 1941 - 1995
Inorganics, Minor, Non-metals 1976 - 1992
Microbiological 1976 - 2024
Nutrient 1941 - 1995
Organics, Other 1976 - 2017
Organics, PCBs 1992 - 2015
Organics, Pesticide 1992 - 2017
Physical 1941 - 2024
Population/Community 1975 - 1976
Radiochemical 1992 - 1992
Sediment 1992 - 1995
*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-GA
OrganizationFormalName USGS Georgia Water Science Center
MonitoringLocationIdentifier USGS-02335000
MonitoringLocationName CHATTAHOOCHEE RIVER NEAR NORCROSS, GA
MonitoringLocationTypeName Stream
HUCEightDigitCode 03130001
DrainageAreaMeasure/MeasureValue 1170
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 33.99722220000000
LongitudeMeasure -84.2019444000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 878.15
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 13
CountyCode 135
ProviderName NWIS