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WQP Home >  Providers >  NWIS >  USGS-WA >  USGS-472025122024501

21N/06E-04B08 SWQA11 (USGS-472025122024501) site data in the Water Quality Portal

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

This well site, maintained by the USGS Washington Water Science Center (identifier USGS-WA), has the name "21N/06E-04B08 SWQA11" and has the identifier USGS-472025122024501. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)17110013. See more details of this site the the USGS NWIS Web page for this site.

This site is located in King County County, Washington at 47.34238889000000 degrees latitude and -122.0463889000000 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 .1 seconds. The source map scale is 1:24000. This site is at an elevation of 532 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 10 feet. The vertical coordinate reference system is NGVD29.

This site is located in the "Puget Sound aquifer system" aquifer. The geologic formation type is Unclassified Overburden. The aquifer is a Unconfined single aquifer type. The well was contructed on 19751207. The well depth is 85 ft. The well hole depth is 85 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-472025122024501" 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 2005 - 2016
Inorganics, Major, Metals 2016 - 2016
Inorganics, Major, Non-metals 2005 - 2016
Inorganics, Minor, Metals 2016 - 2016
Inorganics, Minor, Non-metals 2016 - 2016
Microbiological 2005 - 2016
Nutrient 2016 - 2016
Organics, Other 2005 - 2016
Organics, Pesticide 2005 - 2016
Physical 2005 - 2016
Radiochemical 2016 - 2016
Stable Isotopes 2005 - 2016
*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-WA
OrganizationFormalName USGS Washington Water Science Center
MonitoringLocationIdentifier USGS-472025122024501
MonitoringLocationName 21N/06E-04B08 SWQA11
MonitoringLocationTypeName Well
HUCEightDigitCode 17110013
LatitudeMeasure 47.34238889000000
LongitudeMeasure -122.0463889000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 532
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 53
CountyCode 033
AquiferName Puget Sound aquifer system
FormationTypeText Unclassified Overburden
AquiferTypeName Unconfined single aquifer
ConstructionDateText 19751207
WellDepthMeasure/MeasureValue 85
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 85
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS