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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-AMME_GS1_AK31N

Akgak New Well No. 31 (11NPSWRD_WQX-AMME_GS1_AK31N) site data in the Water Quality Portal

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

This well site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Akgak New Well No. 31" and has the identifier 11NPSWRD_WQX-AMME_GS1_AK31N. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)22020000.

This site is located in Saipan Municipality County, Northern Mariana Islands at 15.1916666700 degrees latitude and 145.7497222220 degrees longitude using the datum GUAM. No horizontal location accuracy metadata is available. This site is at an elevation of 615.37 ft No vertical location accuracy metadata is available.

The well hole depth is 325 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "11NPSWRD_WQX-AMME_GS1_AK31N" 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, Non-metals 1971 - 1977
Physical 1977 - 1978
*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-AMME_GS1_AK31N
MonitoringLocationName Akgak New Well No. 31
MonitoringLocationTypeName Well
MonitoringLocationDescriptionText This station is at Akgak New Well No. 31. The well was drilled 6.75 inches in diameter and 223 feet deep in October 1971 by Layne International, Guam. The well was acidized with 55 gallons of 30% hydrochloric acid August 20, 1977. The hole was reamed and deepened to 9.875 inches by 325 feet in April-May 1978 by International Bridge Corporation. Elevation measured at the top of the casing January 8, 1981 by Ayers.
HUCEightDigitCode 22020000
LatitudeMeasure 15.1916666700
LongitudeMeasure 145.7497222220
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName GUAM
VerticalMeasure/MeasureValue 615.37
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Unknown
VerticalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 69
CountyCode 110
WellHoleDepthMeasure/MeasureValue 325
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName STORET