Portugal recorded changes in sea level due to the Tonga eruption – Observer
The tsunami that caused the eruption of a Pacific from Tonga by Tonga, caused changes in Portugal, in sea level in the Azores, Madeira and in the Peniche area, this Sunday, the Portuguese Institute of the Sea and the Atmosphere of the Island (IPMA) .
“The highest amplitude signal, about 40 cm, was recorded in Ponta Delgada, Azores, and the phenomenon was observed on the island of Madeira (20 cm average in Funchal) and on the Continent”, with the values, here, generally “below” of 20 [centímetros], with the exception of Peniche, where there were averages of 39 [centímetros]”, refers to the IPMA, in a note published on its website, on the Internet.
The origin of the records explains that “the origin of the records is related to the wave of occurrences that are not private, but that are considered to be conducive to the oceans that, potentially, are generated by me. origin of the tsunami”.
“This tsunami, generated in the Pacific Ocean, spread across the oceans, including the Atlantic, with variations in sea level having been observed in all the various operations on the Portuguese coast, variations with amplitudes of less than half a meter”, informs the IPMA, adding that “it is monitoring the development of the situation”.
The eruption of Hunga Tonga-Hunga Ha’apai, on Friday, on one of the uninhabited islands of Tonga, triggered a tsunami in Japan that affected the Pacific of Peru and the United States, with several alerts being launched in the region during during the day of Saturday.