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science reporter Belinda Smith

HISTORICAL FACTS: Tonga volcano eruption created super plasma bubble in atmosphere disrupting precise gps | History Defined

GPS Brett Carter Colin Waters Hunga Australia Earth

The underwater eruption of the Hunga Tonga-Hunga Ha’apai volcano sent a huge plume 30 kilometres into the sky. (Supplied: NASA)

The Hunga Tonga-Hunga Ha'apai volcano eruption in January 2022 was so powerful it created a "super plasma bubble" in the upper atmosphere over northern Australia, likely disrupting precise GPS for hours.

The bubble, which extended as far south as Townsville, was also the largest so far detected over Australia.

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