Scientist outlines a possible Canary Islands megatsunami scenario
Climate · First reported 6 Nov, 19:27 · Updated 19:37

A possible collapse of a rock flank at Cumbre Vieja in Spain’s Canary Islands could generate a tsunami reaching the US East Coast, according to scientist Bill McGuire. The timing and likelihood remain uncertain; the collapse may be centuries or millennia away.
- The concern centres on a rock flank at Cumbre Vieja that could collapse into the sea and displace a large volume of water.
- McGuire’s worst-case computer simulations describe waves up to 65 feet high reaching the Eastern Seaboard within nine hours.
- Researchers point to large boulders in the Bahamas as evidence that prehistoric tsunamis from the Canary Islands may have crossed the Atlantic.
- The articles say whether such a disaster will happen is an open scientific question, and the collapse may be centuries or millennia away.
Summary written by Lux AI from 3 articles
Key facts
- Volcano
- Cumbre Vieja, in Spain’s Canary Islands
- Scientist cited
- Volcanologist Professor Bill McGuire
- Worst-case wave height
- Up to 65 feet
- Possible travel time
- Within nine hours to the Eastern Seaboard
- Possible timing of collapse
- Centuries or millennia; the timing is unknown
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