© RIA Novosti. Mikhail Tsyganov
Three earthquakes of magnitude of 5.5 to 6.9 magnitude on the use in Indonesia Richter scale occurred at night in the western and eastern parts of the world's largest archipelago, Indonesia, RIA Novosti reported at the National Meteorology, Climatology and Geophysics (NUMKG).
The epicenter of the most powerful quake off the coast of the Indonesian province of North Sulawesi, 178 kilometers south-east of the city Tajuña Sangihe islands off the north-eastern tip of the island of Sulawesi. Its center was located at a depth of ten kilometers in the Molucca Sea.
Warning of tsunami was not announced, and due to the remoteness of the source from settlements NUMKG not predict any significant damage.
Already on Tuesday morning in the northern part of the island of Sumatra with a three-hour intervals followed by two earthquakes of magnitude 5.5 on the Richter scale. Their epicenter was located respectively 22 and 30 kilometers from the city Tarutung in the province of North Sumatra. Hearth quake was six miles underground.
According to the Malaysian newspaper Star, these two earthquakes were felt even in large parts of the Malay Peninsula, but of casualties or damage information has yet been received.
Indonesia is the most seismically active area of the planet and is part of the so-called Pacific Ring of Fire (powerful tectonic fault). In this part of the world are the most active tectonic plates, one of which moves at a speed of seven centimeters a year. Annually seismologists recorded here 6-7 thousand earthquakes with a magnitude greater than 4.0.
In 2009, the victims of a series of powerful earthquakes in the province of West Sumatra were more than one thousand people, and in 2004, off the west coast of Sumatra was the strongest in the world over the last 40 years an earthquake. Consequent tsunami claimed the lives of hundreds of thousands of people in 12 countries of the Indian Ocean.
Source: RIA "Novosti".