The report claimed that “during a future eruption” the volcano “may experience a catastrophic flank collapse”. The paper suggested that this could create waves capable of transiting “the entire Atlantic Basin and arrive on the coasts of the Americas with 10-25 m (3-8 m) height”.
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The island of La Palma in the Canary Islands is at risk of undergoing a large landslide, which could cause a tsunami in the Atlantic Ocean.
The eruption at the Cumbre Vieja volcanic ridge, which lasted for 83 days between September and December 2021, is the longest and most damaging volcanic activity on La Palma, on of the archipelago's eight main islands.
The volcano rumbled for 85 days between September and December 2021. The first death from a months-long volcanic eruption on Spain's La Palma island in 2021 has been confirmed after a court ruled Monday that a man died from inhaling toxic gases from the volcano.
La Palma's volcanic eruption is officially declared over Authorities on the Canary Islands declared an eruption that started in September officially finished following 10 days of no lava flows, seismic activity or significant sulfur dioxide emissions.
When a tsunami comes ashore, areas less than 25 feet above sea level and within a mile of the sea will be in the greatest danger. However, tsunamis can surge up to 10 miles inland. “It's really just kind of relentless, the water just keeps on coming and coming and coming for a long time,” Garrison-Laney says.
The Atlantic Coast of the U.S., including Florida, has a tsunami hazard level of very low, according to NOAA. The East Coast and Gulf Coasts are not near subduction zones and earthquakes here are not as large or frequent as in other areas. But that doesn't mean it's impossible.