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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 >  NWIS >  USGS-WA >  USGS-12420800

Spokane R at Sullvian Rd Bridge nr Trentwood, WA (USGS-12420800) site data in the Water Quality Portal

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

This stream site, maintained by the USGS Washington Water Science Center (identifier USGS-WA), has the name "Spokane R at Sullvian Rd Bridge nr Trentwood, WA" and has the identifier USGS-12420800. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)17010305. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 4178 sq mi and the contributing drainage area is 4178 sq mi.

This site is located in Spokane County County, Washington at 47.67267380000000 degrees latitude and -117.1963170000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. The source map scale is 1:24000. This site is at an elevation of 1937 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from Digital Elevation Model" is 10 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-12420800" 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 1999 - 2000
Inorganics, Major, Metals 1999 - 2000
Inorganics, Major, Non-metals 1978 - 2000
Inorganics, Minor, Metals 1999 - 2000
Nutrient 1978 - 2000
Physical 1978 - 2000
*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-WA
OrganizationFormalName USGS Washington Water Science Center
MonitoringLocationIdentifier USGS-12420800
MonitoringLocationName Spokane R at Sullvian Rd Bridge nr Trentwood, WA
MonitoringLocationTypeName Stream
HUCEightDigitCode 17010305
DrainageAreaMeasure/MeasureValue 4178
DrainageAreaMeasure/MeasureUnitCode sq mi
ContributingDrainageAreaMeasure/MeasureValue 4178
ContributingDrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 47.67267380000000
LongitudeMeasure -117.1963170000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 1937
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from Digital Elevation Model
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 53
CountyCode 063
ProviderName NWIS