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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 >  SDDENR_WQX >  SDDENR_WQX-STOCKAD01D

STOCKAD01D (SDDENR_WQX-STOCKAD01D) site data in the Water Quality Portal

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

This reservoir site, maintained by the South Dakota Department of Environment and Natural Resources (identifier SDDENR_WQX), has the name "STOCKAD01D" and has the identifier SDDENR_WQX-STOCKAD01D. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10120109.

This site is located in Custer County County, South Dakota at 43.7687000000 degrees latitude and -103.5146000000 degrees longitude using the datum NAD27. 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 "SDDENR_WQX-STOCKAD01D" 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 1986 - 1989
Inorganics, Major, Non-metals 1986 - 1987
Microbiological 1986 - 1989
Nutrient 1986 - 1989
Physical 1986 - 1989
*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 SDDENR_WQX
OrganizationFormalName South Dakota Department of Environment and Natural Resources
MonitoringLocationIdentifier SDDENR_WQX-STOCKAD01D
MonitoringLocationName STOCKAD01D
MonitoringLocationTypeName Reservoir
MonitoringLocationDescriptionText 2110
HUCEightDigitCode 10120109
LatitudeMeasure 43.7687000000
LongitudeMeasure -103.5146000000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 46
CountyCode 033
ProviderName STORET