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

Detailed Seamount Information
Nengonengo Atoll

IndexSMNT-188S-1418W ClassificationSmall A1 Atoll
Location18º 46.48' S
141º 48.56' W
Elongation
Irregularity
1.30 ± 0.06
0.97 ± 0.11
Plate Age45.8 - 47.6 Ma Oceanic ProvinceAbyssal Plateau
RegionTuamotu Seamount Trail Alternative Names
PlatePacific Plate Age 
Tectonic SettingHotspot Trail Seamount Top45 m
Volume4744 km3 Ocean Bottom4400 m
Shelf Edge
  Volcanic Activity 
Description
Nengonengo Atoll is located at 18¿ 46.5' S, 141¿ 48.6' W and is part of the Tuamotu Seamount Trail on the Pacific Plate. It is 4355 m high with the top at -45 m and ocean bottom at -4400 m. The seamount is fairly small with a volume of 4744 km3. It is relatively round and smooth with little elongation or irregularity. The azimuth is at approximately 128¿.
BATHYMETRIC MAPS  [ 1 SEAMOUNT MAP AND 2 REGIONAL MAPS ] Click to collapse

Nengonengo Atoll -- Predicted satellite bathymetry


Tuamotu Seamount Trail -- Multibeam bathymetry

Tuamotu Seamount Trail -- Predicted satellite bathymetry
GRID FILES  [ 4 SEAMOUNT FILES AND 2 REGIONAL FILES ] Click to expand
MULTIBEAM RAW DATA FILES  [ 7 FILES ] Click to expand
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