and Santo Antão, in São Jorge devastated Carapacho and Luz in Graciosa. The earthquake was one of the greatest recorded earthquakes in the Azores Islands. 71 people lost their lives, 400 were injured, nearly 15,500 homes were destroyed and 15,000 (about 5% of the Azorians) were homeless. 1981 — An underwater eruption in Fractura Mónaco. At the beginning of July, a small underwater eruption about 300 m in depth was located in Banco Mónaco (SSW of São Miguel), it spewed gases and basaltic materials. 1997 — An underwater eruption near Banco D. João de Castro -In the spring of 1997, the intense microseismic activity rumbled throughout that area and caused numerous earthquakes and aftershocks (I to III on the Mercali scale felt in Terceira and São Miguel islands lifted and created an underwater eruption. 1997 — Mudslide in Ribeira Quente, São Miguel, on 31 October 1997. Nearly two hours of heavy rainfall on 31 October led to the creation of a mudslide over the hillsides of Outeiro das Freiras which left 114 persons from 36 families homeless. 1998 — The 1998 Azores Islands earthquake on 9 July shook Faial, Pico and São Jorge at 5.19 GMT. Measuring 5.6 on the Richter scale with an epicenter NNE of the island of Faial, it caused damage to the parishes of Riberinha, Pedro Miguel, Salão and Cedros and more damage in Castelo Branco (mainly Lombega), Flamengos and Praia do Almoxarife on Faial. It also caused damage in parts of Pico Island and the far western part of the São Jorge Island. Eight people lost their lives in the earthquake; 1,700 were made homeless. 1999–2000 — An underwater eruption shook Serreta on Terceira registering aftershocks in the area on 25 November 1998. Fishermen reported another eruption at the end of December. 21st century Spring 2005 — Heavy rainfall deluged the Azores causing mudslides and flooding throughout the islands. People were stranded in their houses and roads were closed; buildings, property, and some roads were damaged. 2005 — Seismic Crisis in Fogo-Congro-Monte Escuro. Over 40.000 earthquakes recorded by CIVISA and hundred felt in São Miguel Island. Earthquakes occurred on 20 September ( 4.1) and 21 September ( 4.0), causing concern on the island population. None or few buildings damaged during the swarms, but it caused several landslides on Fogo volcano flanks. 15 December 2009 — Heavy rainfall deluged the Azores causing flooding throughout the islands;