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Walla Walla River at Tumalum Bridge (River Mile 42.3) (WWBC M-8) (WALLAWALLA_WC-32805-ORDEQ) site data in the Water Quality Portal

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

This river/stream site, maintained by the Walla Walla Basin Watershed Council (identifier WALLAWALLA_WC), has the name "Walla Walla River at Tumalum Bridge (River Mile 42.3) (WWBC M-8)" and has the identifier WALLAWALLA_WC-32805-ORDEQ. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)17070102.

This site is located in Umatilla County County, Oregon at 45.9768081300 degrees latitude and -118.3764438000 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 "WALLAWALLA_WC-32805-ORDEQ" 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*
Physical 2000 - 2019
*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 WALLAWALLA_WC
OrganizationFormalName Walla Walla Basin Watershed Council
MonitoringLocationIdentifier WALLAWALLA_WC-32805-ORDEQ
MonitoringLocationName Walla Walla River at Tumalum Bridge (River Mile 42.3) (WWBC M-8)
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 17070102
LatitudeMeasure 45.9768081300
LongitudeMeasure -118.3764438000
SourceMapScaleNumeric 24000
HorizontalCollectionMethodName Interpolation-Digital Map Source
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 41
CountyCode 059
ProviderName STORET