Seamount Catalog
Development and Maintenance by the EarthRef.org Database Team

Detailed Seamount Information
Washington Island

IndexSMNT-047N-1604W ClassificationSmall A4 Island
Location4º 41.37' N
160º 22.18' W		 Elongation
Irregularity		2.67 ± 0.08
1.09 ± 0.06
Plate Age108.5 - 109.9 Ma Oceanic ProvinceAbyssal Plain
RegionLine Islands Alternative NamesTeraina
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top360 m
Volume2187 km3 Ocean Bottom2920 m
Shelf Edge
  Volcanic Activity 
Description
Washington or Teraina Island is located at 4¿ 41.4' N, 160¿ 22.2' W and is part of the Line Islands on the Pacific Plate. It is 2560 m high with the top at -360 m and ocean bottom at -2920 m. The seamount is fairly small with a volume of 2187 km3. It is very elongated in an southeast, northwest direction with an azimuth of approximately 115¿. The edges of the seamount are relatively smooth.
BATHYMETRIC MAPS  [ 4 SEAMOUNT MAPS AND 0 REGIONAL MAPS ] Click to collapse
Washington Island -- Multibeam data merged with predicted satellite bathymetry
Washington Island -- Multibeam bathymetry
Washington Island -- Predicted satellite bathymetry
Washington Island -- Residual bathymetry
GRID FILES  [ 4 SEAMOUNT FILES AND 0 REGIONAL FILES ] Click to expand
EARTHREF.ORG REFERENCE DATABASE  [ 2 RELATED PUBLICATIONS ] Click to expand
MORPHOLOGY ANALYSIS Click to expand
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