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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-MA >  USGS-420730073211401

MA-SJW 77 (USGS-420730073211401) 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 Massachusetts Water Science Center (identifier USGS-MA), has the name "MA-SJW 77" and has the identifier USGS-420730073211401. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01100005. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Berkshire County County, Massachusetts at 42.12213889000000 degrees latitude and -73.3525833000000 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 650 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 "Sand and gravel aquifers (glaciated regions)" aquifer. The geologic formation type is Stratified Deposits, Undifferentiated. The aquifer is a Unconfined single aquifer type. The well was contructed on 19920623. The well depth is 15.15 ft. The well hole depth is 19 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-420730073211401" 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 1992 - 1993
Inorganics, Major, Metals 1992 - 1992
Inorganics, Major, Non-metals 1992 - 1993
Inorganics, Minor, Metals 1992 - 1992
Nutrient 1992 - 1992
Organics, Other 1993 - 1993
Organics, Pesticide 1993 - 1993
Physical 1992 - 1993
Radiochemical 1992 - 1992
*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-MA
OrganizationFormalName USGS Massachusetts Water Science Center
MonitoringLocationIdentifier USGS-420730073211401
MonitoringLocationName MA-SJW 77
MonitoringLocationTypeName Well
HUCEightDigitCode 01100005
LatitudeMeasure 42.12213889000000
LongitudeMeasure -73.3525833000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 650
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 25
CountyCode 003
AquiferName Sand and gravel aquifers (glaciated regions)
FormationTypeText Stratified Deposits, Undifferentiated
AquiferTypeName Unconfined single aquifer
ConstructionDateText 19920623
WellDepthMeasure/MeasureValue 15.15
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 19
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS