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WQP Home >  Providers >  STORET >  CALWR_WQX >  CALWR_WQX-05N04W02N991M

Napa River at First St (CALWR_WQX-05N04W02N991M) site data in the Water Quality Portal

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

This other-surface water site, maintained by the California Department Of Water Resources (identifier CALWR_WQX), has the name "Napa River at First St" and has the identifier CALWR_WQX-05N04W02N991M. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)18050002.

This site is located in Napa County County, California at 38.3022300000 degrees latitude and -122.2784500000 degrees longitude using the datum NAD83. The horizontal location collection method was "GPS-Unspecified" and the accuracy is 1 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "CALWR_WQX-05N04W02N991M" 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*
Inorganics, Major, Metals 2015 - 2015
Inorganics, Major, Non-metals 2015 - 2015
Inorganics, Minor, Metals 2015 - 2015
Inorganics, Minor, Non-metals 2015 - 2015
Nutrient 2015 - 2015
Physical 2015 - 2015
*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 CALWR_WQX
OrganizationFormalName California Department Of Water Resources
MonitoringLocationIdentifier CALWR_WQX-05N04W02N991M
MonitoringLocationName Napa River at First St
MonitoringLocationTypeName Other-Surface Water
MonitoringLocationDescriptionText Site Number 2 Napa River at First St
HUCEightDigitCode 18050002
LatitudeMeasure 38.3022300000
LongitudeMeasure -122.2784500000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode ft
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 06
CountyCode 055
ProviderName STORET