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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-07032000

MISSISSIPPI RIVER AT MEMPHIS, TN (USGS-07032000) 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 "MISSISSIPPI RIVER AT MEMPHIS, TN" and has the identifier USGS-07032000. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08010100. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 932800.0 sq mi.

This site is located in Shelby County County, Tennessee at 35.12314616000000 degrees latitude and -90.0775920000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. This site is at an elevation of 184.03 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .16 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-07032000" 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 1974 - 1981
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 1975 - 1980
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1975 - 1980
Biological, Photosynthetic Pigments 1975 - 1980
Information 1976 - 2024
Inorganics, Major, Metals 1973 - 2015
Inorganics, Major, Non-metals 1973 - 2019
Inorganics, Minor, Metals 1973 - 2015
Inorganics, Minor, Non-metals 1973 - 2011
Microbiological 1973 - 1994
Nutrient 1973 - 2015
Organics, Other 1973 - 2015
Organics, PCBs 1977 - 2015
Organics, Pesticide 1975 - 2015
Physical 1973 - 2024
Radiochemical 1953 - 1981
Sediment 1973 - 2023
*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-07032000
MonitoringLocationName MISSISSIPPI RIVER AT MEMPHIS, TN
MonitoringLocationTypeName Stream
HUCEightDigitCode 08010100
DrainageAreaMeasure/MeasureValue 932800.0
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 35.12314616000000
LongitudeMeasure -90.0775920000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 184.03
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .16
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 47
CountyCode 157
ProviderName NWIS