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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-AR >  USGS-07040100

St. Francis River at St. Francis, AR (USGS-07040100) 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 Arkansas Water Science Center (identifier USGS-AR), has the name "St. Francis River at St. Francis, AR" and has the identifier USGS-07040100. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)08020203. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 1770 sq mi.

This site is located in Clay County County, Arkansas at 36.45555556000000 degrees latitude and -90.1377778000000 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 10 seconds. This site is at an elevation of 270.57 feet and the accuracy of the elevation measurement, collected using the method "Level or other surveyed method." is .01 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-07040100" 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 1970 - 1975
Biological, Fish 1970 - 1975
Information 1972 - 2010
Inorganics, Major, Metals 1946 - 1980
Inorganics, Major, Non-metals 1946 - 2010
Inorganics, Minor, Metals 1969 - 1983
Inorganics, Minor, Non-metals 1975 - 1982
Microbiological 1969 - 1983
Nutrient 1946 - 1983
Organics, Other 1969 - 1975
Organics, PCBs 1972 - 1983
Organics, Pesticide 1972 - 1986
Physical 1946 - 2010
Sediment 1977 - 2010
*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-AR
OrganizationFormalName USGS Arkansas Water Science Center
MonitoringLocationIdentifier USGS-07040100
MonitoringLocationName St. Francis River at St. Francis, AR
MonitoringLocationTypeName Stream
HUCEightDigitCode 08020203
DrainageAreaMeasure/MeasureValue 1770
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 36.45555556000000
LongitudeMeasure -90.1377778000000
HorizontalAccuracyMeasure/MeasureValue 10
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 270.57
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .01
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Level or other surveyed method.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 05
CountyCode 021
ProviderName NWIS