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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-OR >  USGS-452912122291200

JOHNSON CREEK AT CIRCLE AVE, OR (USGS-452912122291200) 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 Oregon Water Science Center (identifier USGS-OR), has the name "JOHNSON CREEK AT CIRCLE AVE, OR" and has the identifier USGS-452912122291200. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)17090012. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 21.5 sq mi.

This site is located in Multnomah County County, Oregon at 45.48650906000000 degrees latitude and -122.4878685000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)" and the accuracy is 1 seconds. This site is at an elevation of 250 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 20 feet. The vertical coordinate reference system is NGVD29.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-452912122291200" 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*
Biological, Algae, Cyanobacteria 2004 - 2015
Biological, Algae, Phytoplankton 2015 - 2015
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 2004 - 2015
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2004 - 2015
Biological, Fish 2015 - 2015
Information 2004 - 2015
Inorganics, Major, Metals 2015 - 2015
Inorganics, Major, Non-metals 2004 - 2015
Inorganics, Minor, Metals 2015 - 2015
Inorganics, Minor, Non-metals 2015 - 2015
Nutrient 2004 - 2015
Organics, Other 2004 - 2015
Organics, PCBs 2015 - 2015
Organics, Pesticide 2004 - 2015
Physical 2004 - 2015
Radiochemical 2015 - 2015
Sediment 2004 - 2015
Stable Isotopes 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 USGS-OR
OrganizationFormalName USGS Oregon Water Science Center
MonitoringLocationIdentifier USGS-452912122291200
MonitoringLocationName JOHNSON CREEK AT CIRCLE AVE, OR
MonitoringLocationTypeName Stream
HUCEightDigitCode 17090012
DrainageAreaMeasure/MeasureValue 21.5
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 45.48650906000000
LongitudeMeasure -122.4878685000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 250
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 20
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 41
CountyCode 051
ProviderName NWIS