Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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 legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  CTUIR_WQX >  CTUIR_WQX-166

166 McKay Cr on EF Unnamed Trib at lower southern UIR line, Lot 4800; WQI 03-001 Buffalo Wallow #S1 (CTUIR_WQX-166) 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 Confederated Tribes of the Umatilla Indian Reservation (Tribal) (identifier CTUIR_WQX), has the name "166 McKay Cr on EF Unnamed Trib at lower southern UIR line, Lot 4800; WQI 03-001 Buffalo Wallow #S1" and has the identifier CTUIR_WQX-166. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)17070103.

This site is located in Umatilla County County, Oregon at 45.5806107000 degrees latitude and -118.4585200000 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 "CTUIR_WQX-166" 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 2003 - 2003
*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 CTUIR_WQX
OrganizationFormalName Confederated Tribes of the Umatilla Indian Reservation (Tribal)
MonitoringLocationIdentifier CTUIR_WQX-166
MonitoringLocationName 166 McKay Cr on EF Unnamed Trib at lower southern UIR line, Lot 4800; WQI 03-001 Buffalo Wallow #S1
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 17070103
LatitudeMeasure 45.5806107000
LongitudeMeasure -118.4585200000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 41
CountyCode 059
ProviderName STORET