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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 >  STORET >  MTWTRSHD_WQX >  MTWTRSHD_WQX-WELLMT18

Lewis and Clark County - Montana Well 18 (MTWTRSHD_WQX-WELLMT18) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This well site, maintained by the Montana Watershed (identifier MTWTRSHD_WQX), has the name "Lewis and Clark County - Montana Well 18" and has the identifier MTWTRSHD_WQX-WELLMT18. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10030101.

This site is located in Lewis And Clark County County, Montana at 46.6541600000 degrees latitude and -112.0217900000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "MTWTRSHD_WQX-WELLMT18" 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*
Microbiological 2005 - 2005
Nutrient 2005 - 2005
*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 MTWTRSHD_WQX
OrganizationFormalName Montana Watershed
MonitoringLocationIdentifier MTWTRSHD_WQX-WELLMT18
MonitoringLocationName Lewis and Clark County - Montana Well 18
MonitoringLocationTypeName Well
MonitoringLocationDescriptionText Lewis and Clark County - Montana Well 18
HUCEightDigitCode 10030101
LatitudeMeasure 46.6541600000
LongitudeMeasure -112.0217900000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName Interpolation-Digital Map Source (Tiger)
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 30
CountyCode 049
ProviderName STORET