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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 >  STORET >  11NPSWRD_WQX >  11NPSWRD_WQX-GRCA_CMC_COLO49

Spring at Colorado River Mile 148 River Right (11NPSWRD_WQX-GRCA_CMC_COLO49) site data in the Water Quality Portal

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

This spring site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Spring at Colorado River Mile 148 River Right" and has the identifier 11NPSWRD_WQX-GRCA_CMC_COLO49. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)15010002.

This site is located in Mohave County County, Arizona at 36.3461111000 degrees latitude and -112.6711111000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 2089 ft No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "11NPSWRD_WQX-GRCA_CMC_COLO49" 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 2003 - 2003
Inorganics, Minor, Metals 2003 - 2003
Inorganics, Minor, Non-metals 2003 - 2003
Nutrient 2003 - 2003
Physical 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 11NPSWRD_WQX
OrganizationFormalName National Park Service Water Resources Division
MonitoringLocationIdentifier 11NPSWRD_WQX-GRCA_CMC_COLO49
MonitoringLocationName Spring at Colorado River Mile 148 River Right
MonitoringLocationTypeName Spring
MonitoringLocationDescriptionText The site is located at an unnamed spring near Colorado River Mile 148 river right, within the boundary of Grand Canyon National Park.
HUCEightDigitCode 15010002
LatitudeMeasure 36.3461111000
LongitudeMeasure -112.6711111000
SourceMapScaleNumeric 24000
HorizontalCollectionMethodName Interpolation-Digital Map Source (Tiger)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 2089
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 04
CountyCode 015
ProviderName STORET