Station Id: HON
Location: Ewa Beach, HI
Latitude: 21.3166°N
Longitude: 157.9996°W
Geomagnetic Latitude: 21.65°N*
Geomagnetic Longitude: 270.82°E*
Elevation: 4 meters
Orientation: HDZF

* IGRF values as of 2015.

The sign at the Honolulu magnetic observatory.

Background

The Geomagnetism Program established an observatory at Honolulu in 1902, when the Program was part of the Coast and Geodetic Survey and under the leadership of Drs Louis A. Bauer and John A. Fleming. The present observatory site was established in 1960. The observatory is operated for the USGS, under terms of a memorandum of agreement, by the Pacific Tsunami Warning Center of NOAA.

Other Operations

Photos

Ewa Beach Hawaii magnetic observatory located at the NOAA Pacific
    Tsunami Warning Center, PTWC.
Ewa Beach Hawaii magnetic observatory located at the NOAA Pacific Tsunami Warning Center, PTWC.
Electronics building at Ewa Beach, HI magnetic observatory.
Electronics building at Ewa Beach, HI magnetic observatory.
* Pictures courtesy of Jeff Fox