KOMPAS.com - Indonesia is located at the meeting of three plates, namely Indo-Australia, Eurasia, and the Pacific. As a result, Indonesia has low and high levels of earthquake vulnerability . Hard collisions or shifts with earthquakes in the ocean area have the potential to cause tsunamis .
This is like an earthquake with a magnitude of 7.4 rocking the regions of Palu and Donggala, Central Sulawesi on Friday (09/28/2018), causing a tsunami. According to temporary data from the National Disaster Management Agency (BNPB), in addition to 384 people registered dead and 540 people injured, various damage occurred in the area.
Besides in Palu and Donggala, there were tsunami waves that had hit Indonesia. Here's the note: 1. Tsunami Pangandaran (2006) A series of earthquakes rocked the southern coast of Java on July 17, 2006.
It began with an earthquake with a magnitude of 8, then caused waves to sweep the coast. The Kompas daily edition of July 18, 2006 explained, a big wave knocked out 125 boats and destroyed the fish auction site (TPI) in Karangduwur.
In this village 20 warungs were washed out to sea after being swept away, while 150 fishing boats in Ayah and 372 boats on Suwuk Beach were destroyed. An earthquake accompanied by a tsunami made residents on the south coast of Central Java from Kebumen to Cilacap panic.
Almost all residents — even residents in villages more than 25 kilometers from the coastline — took refuge. The quake followed by the tidal wave was estimated to have left at least 100 people dead, hundreds more missing, and thousands of residents in a number of coastal areas fled to safer places.
The earthquake which was followed by a tsunami was spreading sea waves. While the vibration spreads through the fault grooves which direction to the northeast, with directions to Central Java through the Cilacap coastal area, and Kebumen Beach in Central Java, and Baron Beach, in Gunung Kidul Regency, DI Yogyakarta.
The tectonic earthquake center at a depth of less than 30 kilometers at the point of 9.4 degrees south latitude and 107.2 degrees east longitude. 2. Aceh Tsunami (2004) The 35 meter high tsunami wave that not only devastated Aceh, but also swept along the west coast of Sumatra.
The tsunami even reached the land of Sri Lanka and the Indian Peninsula. The photo of the mosque which is the only intact building in the Meulaboh area taken on January 2, 2005, is one of the most memorable photos of Eugene Hoshiko, the Associated Press photographer covering the Aceh tsunami.
Tsunami devastates Aceh on December 26, 2004 (AP / Eugene Hoshiko) The tsunami wave that occurred on December 26, 2004, at 09.00 WIB, claimed more than 160,000 lives. This earthquake and tsunami destroyed the lives of Acehnese people, the majority of buildings were flat on the ground, many lost relatives because they were victims of this disaster .
Previously, an earthquake with magnitude 9.3 hit Aceh 30 minutes before the tsunami struck. 3. Banggai Islands Tsunami (2000) A 6.5 magnitude tectonic earthquake accompanied by a tsunami wave occurred in Banggai Kepulauan District, Central Sulawesi on May 4, 2000.
The Kompas edition of the May 9, 2000 edition stated that the death toll from natural tectonic and tsunami earthquakes was around 46 people. A tsunami about 3 meters high has damaged thousands of homes. As a result, around 3,000 residents of Banggai Kepulauan Regency (Bangkep) made an exodus to Luwuk.
The issue of aftershocks and aftershocks made residents afraid and forced them to take refuge. 4. Tsunami Banyuwangi (1994) On June 3, 1994, the earthquake and tsunami waves rocked the Banyuwangi region of East Java. The brunt of the tidal wave followed a tectonic earthquake at 10 South Latitude and 112.74 East Longitude, at a depth of 33 km.
The earthquake had magnitude 5.9 and the epicenter was about 225 km south of Malang, or in the Indian Ocean. The area that suffered most from the devastating natural disaster was mainly the southern Banyuwangi region. Banyuwangi is the worst reported area. The earthquake gave birth to a 7 meter high tsunami wave.
The waves were so fast and suddenly destroyed the fishing village. Like in Pancer Village, Pesanggaran District, Banyuwangi. The waves swept the fishing village which is located about 150 meters from the beach. At least 61 were killed and 213 houses were leveled to the ground. Similarly, the school building, fish auction site (TPI), office was destroyed.
A total of 187 fishing boats were damaged so they could not be used to go fishing to find fish. The Kompas edition of June 6, 1994 explained that the death toll was found in more than 203 people. More deaths are expected. Most of the dead were found later, generally because they were buried in the ruins of their own homes.
5. Tsunami Flores (1992) The Flores disaster occurred on December 12, 1992. An earthquake with a magnitude of 7.5 was followed by a tidal wave that hit 300 meters to the central and eastern part of Flores Island, East Nusa Tenggara. Disasters mainly affected Kaputan Sikka (Maumere) and Ende District.
The December 13, 1992 edition of Kompas Daily reported that a tectonic earthquake and tsunami (tidal waves) ravaged houses, places of worship, school buildings, hospitals, offices, and other public facilities in Maumere, the capital of Sikka Regency, and Ende, the capital of Ende Regency. The epicenter was located at a depth of 36 km in the Savu Sea off the coast of Maumere.
The tremor felt strong throughout the island of Flores, even in Kupang, Timor Island, and Ujungpandang (now Makassar, South Sulawesi). In this disaster, more than 1,300 people were declared dead, 500 people were missing and thousands of buildings were damaged either because of waves or hit by the rubble of buildings.
6. Sumba Tsunami (1977) The earthquake and tsunami waves took place off the coast of Sumba NTT on August 19, 1977. Earthquakes with magnitude 7 along with tsunami waves as high as 8 meters caused a lot of harm to local residents. The epicenter to the south of the Lesser Sunda Islands is a meeting area between 2 earth crust plates, namely the Indo Australia plate to the south and the Asian Plate to the north.
The Kompas edition of December 14, 1992 reported, when an earthquake followed by the Tsunami hit Awang and Lunyuk in the south of Sumbawa Island, 75 people were killed, 26 lost and 18 seriously injured. While similar incidents on Lomblen Island caused more casualties, 187 people were killed and 364 people were missing.
7. Central Sulawesi Tsunami (1968) On August 10, 1968, an earthquake with a magnitude of 7.3 rocked the Central Sulawesi region. Three days later the tsunami waves swept the Donggala area after numerous earthquakes. About 200 people were killed and houses were destroyed by the waves.
The Kompas daily edition of August 24, 1968 explained that the waves also hit Tuguan Island, located not far from Central Sulawesi. As a result, around 500 family heads on Tuguan Island were declared missing when the earthquake occurred. This wave also caused the Tuguan Island to sink completely at that time. …
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