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Arkansas River (OST_SHPD-NRSA0809-AR032) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This river/stream site, maintained by the USEPA, Office of Water, Office of Science and Technology, Standards and Health Protection Division (identifier OST_SHPD), has the name "Arkansas River" and has the identifier OST_SHPD-NRSA0809-AR032. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC) 11110201. You can learn more about what is happening in this HUC at the EPA's Surf Your Watershed site or at the USGS Science In Your Watershed site.

This site is located in Sebastian County County, Arkansas at 35.4276600000 degrees latitude and -94.1445400000 degrees longitude using the datum WGS84. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "OST_SHPD-NRSA0809-AR032" 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 National Linked Data Index, part of the Open Water Data Initiative.

When were data collected at this location?

Periods of record for data characteristic groups
Characteristic Group Date Range*
Inorganics, Minor, Metals 2009 - 2009
Inorganics, Minor, Non-metals 2009 - 2009
Organics, BDEs 2009 - 2009
Organics, Other 2009 - 2009
Organics, PCBs 2009 - 2009
Organics, Pesticide 2009 - 2009
PFOA, Perfluorooctanoic Acid 2009 - 2009
*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 OST_SHPD
OrganizationFormalName USEPA, Office of Water, Office of Science and Technology, Standards and Health Protection Division
MonitoringLocationIdentifier OST_SHPD-NRSA0809-AR032
MonitoringLocationName Arkansas River
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText {"epa_region": "6", "stream_order": "8+", "site_type": "Non-urban"}
HUCEightDigitCode 11110201
LatitudeMeasure 35.4276600000
LongitudeMeasure -94.1445400000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 05
CountyCode 131
ProviderName STORET