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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 user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  NWIS >  USGS-CA >  USGS-373700122240001

004S005W04G001M (USGS-373700122240001) 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 California Water Science Center (identifier USGS-CA), has the name "004S005W04G001M" and has the identifier USGS-373700122240001. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)18050004. See more details of this site the the USGS NWIS Web page for this site.

This site is located in San Mateo County County, California at 37.61727778000000 degrees latitude and -122.4136944000000 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 .5 seconds. The source map scale is 1:24000. This site is at an elevation of 50 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 12 feet. The vertical coordinate reference system is NGVD29.

This site is located in the "Other aquifers" aquifer. The well was contructed on 19950508. The well depth is 480 ft. The well hole depth is 495 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-373700122240001" 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 - 2022
Inorganics, Major, Metals 2011 - 2022
Inorganics, Major, Non-metals 2007 - 2022
Inorganics, Minor, Metals 2007 - 2022
Inorganics, Minor, Non-metals 2007 - 2022
Nutrient 2007 - 2022
Organics, Other 2007 - 2022
Organics, PFAS 2022 - 2022
Organics, Pesticide 2007 - 2022
PFAS,Perfluorinated Alkyl Substance 2017 - 2022
PFOA, Perfluorooctanoic Acid 2022 - 2022
Physical 2007 - 2022
Radiochemical 2007 - 2022
Stable Isotopes 2007 - 2017
*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-CA
OrganizationFormalName USGS California Water Science Center
MonitoringLocationIdentifier USGS-373700122240001
MonitoringLocationName 004S005W04G001M
MonitoringLocationTypeName Well
HUCEightDigitCode 18050004
LatitudeMeasure 37.61727778000000
LongitudeMeasure -122.4136944000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 50
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 12
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 06
CountyCode 081
AquiferName Other aquifers
ConstructionDateText 19950508
WellDepthMeasure/MeasureValue 480
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 495
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS