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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-NC >  USGS-355900079521101

GU-658 PIEDMONT MAS 20 (USGS-355900079521101) 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 North Carolina Water Science Center (identifier USGS-NC), has the name "GU-658 PIEDMONT MAS 20" and has the identifier USGS-355900079521101. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03030003. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Guilford County County, North Carolina at 35.98333330000000 degrees latitude and -79.8697222000000 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. This site is at an elevation of 275 feet and the accuracy of the elevation measurement, collected using the method "Global Positioning System." is 1 feet. The vertical coordinate reference system is NAVD88.

This site is located in the "Piedmont and Blue Ridge crystalline-rock aquifers" aquifer. The geologic formation type is Felsic Metaigneous Rock. The well was contructed on 20050120. The well depth is 400 ft. The well hole depth is 400 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-355900079521101" 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 2007 - 2007
Inorganics, Major, Metals 2007 - 2007
Inorganics, Major, Non-metals 2007 - 2007
Inorganics, Minor, Metals 2007 - 2007
Inorganics, Minor, Non-metals 2007 - 2007
Microbiological 2007 - 2007
Nutrient 2007 - 2007
Organics, Other 2007 - 2007
Organics, Pesticide 2007 - 2007
Physical 2007 - 2007
Radiochemical 2007 - 2007
Stable Isotopes 2007 - 2007
*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-NC
OrganizationFormalName USGS North Carolina Water Science Center
MonitoringLocationIdentifier USGS-355900079521101
MonitoringLocationName GU-658 PIEDMONT MAS 20
MonitoringLocationTypeName Well
HUCEightDigitCode 03030003
LatitudeMeasure 35.98333330000000
LongitudeMeasure -79.8697222000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 275
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Global Positioning System.
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 37
CountyCode 081
AquiferName Piedmont and Blue Ridge crystalline-rock aquifers
FormationTypeText Felsic Metaigneous Rock
ConstructionDateText 20050120
WellDepthMeasure/MeasureValue 400
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 400
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS