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WQP Home >  Providers >  STORET >  21AQ >  21AQ-T4

Unai Chulu (21AQ-T4) site data in the Water Quality Portal

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

This ocean site, maintained by the Commonwealth Northern Mariana Islands (identifier 21AQ), has the name "Unai Chulu" and has the identifier 21AQ-T4.

This site is located in Tinian Municipality County, Northern Mariana Islands at 15.0705000 degrees latitude and 145.6126000 degrees longitude using the datum GUAM. No horizontal location accuracy metadata is available. This site is at an elevation of 0 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 "21AQ-T4" 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 7 - 2008
Physical 2008 - 2008
*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 21AQ
OrganizationFormalName Commonwealth Northern Mariana Islands
MonitoringLocationIdentifier 21AQ-T4
MonitoringLocationName Unai Chulu
MonitoringLocationTypeName Ocean
LatitudeMeasure 15.0705000
LongitudeMeasure 145.6126000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName GUAM
VerticalMeasure/MeasureValue 0
VerticalMeasure/MeasureUnitCode ft
VerticalCoordinateReferenceSystemDatumName Unknown
CountryCode US
StateCode 69
CountyCode 120
ProviderName STORET