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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-MS >  USGS-07287000

YAZOO RIVER AT GREENWOOD, MS (USGS-07287000) 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 Mississippi Water Science Center (identifier USGS-MS), has the name "YAZOO RIVER AT GREENWOOD, MS" and has the identifier USGS-07287000. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08030206. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 7450 sq mi and the contributing drainage area is 7450 sq mi.

This site is located in Leflore County County, Mississippi at 33.52444444000000 degrees latitude and -90.1816667000000 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 .5 seconds. The source map scale is 1:24000. This site is at an elevation of 92.07 feet and the accuracy of the elevation measurement, collected using the method "Unknown." is 10 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-07287000" 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, Photosynthetic Pigments 2002 - 2002
Biological, Counts 1974 - 1974
Information 1992 - 2002
Inorganics, Major, Metals 1964 - 1992
Inorganics, Major, Non-metals 1964 - 2002
Inorganics, Minor, Metals 1964 - 1992
Inorganics, Minor, Non-metals 1992 - 1992
Nutrient 1964 - 2002
Organics, Other 1974 - 1993
Organics, PCBs 1992 - 1992
Organics, Pesticide 1992 - 1996
Physical 1964 - 2002
*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-MS
OrganizationFormalName USGS Mississippi Water Science Center
MonitoringLocationIdentifier USGS-07287000
MonitoringLocationName YAZOO RIVER AT GREENWOOD, MS
MonitoringLocationTypeName Stream
HUCEightDigitCode 08030206
DrainageAreaMeasure/MeasureValue 7450
DrainageAreaMeasure/MeasureUnitCode sq mi
ContributingDrainageAreaMeasure/MeasureValue 7450
ContributingDrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 33.52444444000000
LongitudeMeasure -90.1816667000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 92.07
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Unknown.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 28
CountyCode 083
ProviderName NWIS