Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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-421056071191701

MA-MLW 124 (USGS-421056071191701) 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-MLW 124" and has the identifier USGS-421056071191701. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01090001. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Norfolk County County, Massachusetts at 42.18231999000000 degrees latitude and -71.3208903000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is Unknown Unknown. This site is at an elevation of 101.00 feet and the accuracy of the elevation measurement, collected using the method "Level or other surveyed method." is .1 feet. The vertical coordinate reference system is NGVD29.

The well was contructed on 1959. The well depth is 88.0 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-421056071191701" 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 1969 - 1969
Inorganics, Major, Metals 1969 - 1969
Inorganics, Major, Non-metals 1969 - 1969
Inorganics, Minor, Metals 1969 - 1969
Nutrient 1969 - 1969
Physical 1969 - 1969
*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-421056071191701
MonitoringLocationName MA-MLW 124
MonitoringLocationTypeName Well
HUCEightDigitCode 01090001
LatitudeMeasure 42.18231999000000
LongitudeMeasure -71.3208903000000
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode Unknown
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 101.00
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Level or other surveyed method.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 25
CountyCode 021
ConstructionDateText 1959
WellDepthMeasure/MeasureValue 88.0
WellDepthMeasure/MeasureUnitCode ft
ProviderName NWIS