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.

WQP Home >  Providers >  NWIS >  USGS-NH >  USGS-432634072023501

NH-SMW 21 (USGS-432634072023501) 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 New Hampshire Water Science Center (identifier USGS-NH), has the name "NH-SMW 21" and has the identifier USGS-432634072023501. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01080106. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Sullivan County County, New Hampshire at 43.44285190000000 degrees latitude and -72.0425851900000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 5 seconds. The source map scale is 1:25000. This site is at an elevation of 1280 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.

The geologic formation type is Bedrock. The well was contructed on 1986. The well depth is 231.0 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-432634072023501" 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 1987 - 1987
Inorganics, Major, Metals 1987 - 1987
Inorganics, Major, Non-metals 1987 - 1987
Inorganics, Minor, Metals 1987 - 1987
Microbiological 1987 - 1987
Nutrient 1987 - 1987
Physical 1987 - 1987
*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-NH
OrganizationFormalName USGS New Hampshire Water Science Center
MonitoringLocationIdentifier USGS-432634072023501
MonitoringLocationName NH-SMW 21
MonitoringLocationTypeName Well
HUCEightDigitCode 01080106
LatitudeMeasure 43.44285190000000
LongitudeMeasure -72.0425851900000
SourceMapScaleNumeric 25000
HorizontalAccuracyMeasure/MeasureValue 5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 1280
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 33
CountyCode 019
FormationTypeText Bedrock
ConstructionDateText 1986
WellDepthMeasure/MeasureValue 231.0
WellDepthMeasure/MeasureUnitCode ft
ProviderName NWIS