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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 >  STORET >  ARDEQH2O_WQX >  ARDEQH2O_WQX-ARK0030B

Arkansas River at Toad Suck Lock and Dam (Lock and Dam 8) (ARDEQH2O_WQX-ARK0030B) 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 Arkansas Department of Environmental Quality (identifier ARDEQH2O_WQX), has the name "Arkansas River at Toad Suck Lock and Dam (Lock and Dam 8)" and has the identifier ARDEQH2O_WQX-ARK0030B. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)11110203.

This site is located in Perry County County, Arkansas at 35.0776410000 degrees latitude and -92.5436100000 degrees longitude using the datum UNKWN. 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 "ARDEQH2O_WQX-ARK0030B" 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*
Information 2004 - 2004
Inorganics, Major, Metals 2003 - 2024
Inorganics, Major, Non-metals 2002 - 2024
Inorganics, Minor, Metals 2003 - 2024
Inorganics, Minor, Non-metals 2003 - 2024
Nutrient 2002 - 2024
Organics, Other 2002 - 2024
Organics, Pesticide 2004 - 2004
Physical 2002 - 2024
*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 ARDEQH2O_WQX
OrganizationFormalName Arkansas Department of Environmental Quality
MonitoringLocationIdentifier ARDEQH2O_WQX-ARK0030B
MonitoringLocationName Arkansas River at Toad Suck Lock and Dam (Lock and Dam 8)
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 11110203
LatitudeMeasure 35.0776410000
LongitudeMeasure -92.5436100000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 05
CountyCode 105
ProviderName STORET