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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-TN >  USGS-03495500

HOLSTON RIVER NEAR KNOXVILLE, TN (USGS-03495500) 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 Tennessee Water Science Center (identifier USGS-TN), has the name "HOLSTON RIVER NEAR KNOXVILLE, TN" and has the identifier USGS-03495500. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)06010104. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 3747.00 sq mi.

This site is located in Knox County County, Tennessee at 36.01563950000000 degrees latitude and -83.8315703000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is Unknown Unknown. This site is at an elevation of 815.84 feet and the accuracy of the elevation measurement, collected using the method "Unknown." is .1 feet. The vertical coordinate reference system is NGVD29.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-03495500" 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 1978 - 1981
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 1978 - 1980
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1978 - 1981
Biological, Counts 1978 - 1981
Biological, Photosynthetic Pigments 1978 - 1981
Inorganics, Major, Metals 1965 - 1993
Inorganics, Major, Non-metals 1965 - 1993
Inorganics, Minor, Metals 1965 - 1993
Inorganics, Minor, Non-metals 1977 - 1993
Microbiological 1977 - 1993
Nutrient 1965 - 1993
Organics, Other 1977 - 1981
Physical 1965 - 1993
Radiochemical 1980 - 1981
Sediment 1978 - 1993
*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-TN
OrganizationFormalName USGS Tennessee Water Science Center
MonitoringLocationIdentifier USGS-03495500
MonitoringLocationName HOLSTON RIVER NEAR KNOXVILLE, TN
MonitoringLocationTypeName Stream
HUCEightDigitCode 06010104
DrainageAreaMeasure/MeasureValue 3747.00
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 36.01563950000000
LongitudeMeasure -83.8315703000000
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode Unknown
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 815.84
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Unknown.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 47
CountyCode 093
ProviderName NWIS