Hawaiian Ridge. the hotspot under Hawaii Hawaiian hotspot the hotspot under Hawaii Geology.com: Plate Tectonics and the Hawaiian Hot Spot Plate Tectonics and the Hawaiian Hot Spot Hawaiian archipelago was formed thousands Hawaiian Ridge. https://geology.com/usgs/hawaiian-hot-spot/ http://geology.com/usgs/hawaiian-hot-spot/ http://geology.com/usgs/hawaiian-hot-spot/ Hawaii https://geology.com/usgs/hawaiian-hot-spot/ https://geology.com/usgs/hawaiian-hot-spot/