Level 6.9, level 5.7, level 5.3 ... Taiwan's aftershocks are constantly, or it will last for several months

Author:Hubei Daily Time:2022.09.18

According to the official Weibo of the China Earthquake Network Center, the Chinese Earthquake Network officially determined:

At 14:44 on September 18th, a magnitude 6.9 earthquake occurred in Hualien County, Taiwan (23.15 degrees north latitude, 121.30 degrees east longitude), with a depth of 10 kilometers.

Chen Guochang, director of the Taiwan Meteorological Department Earthquake Report Center, said that the earthquake is the main earthquake, and the earthquake on the evening of the 17th belongs to the front earthquake.

Earlier, a magnitude 6.5 earthquake occurred in Taitung County, Taiwan (23.05 degrees north latitude, 121.21 degrees east longitude), and then the aftershocks continued.

At 21:55 on September 17th, a magnitude 4.7 earthquake occurred in Taitung County, Taiwan (23.10 degrees north latitude, 121.29 degrees east longitude), with a depth of 10 kilometers.

At 22:35 on September 17th, a magnitude 4.7 earthquake occurred in Taitung County, Taiwan (23.10 degrees north latitude, 121.20 degrees east longitude), with a depth of 10 kilometers.

At 22:45 on September 17th, a magnitude 5.3 earthquake occurred in Taitung County, Taiwan (23.10 degrees north latitude, 121.25 degrees east longitude), with a depth of 10 kilometers.

At 02:03 on September 18th, a magnitude 4.3 earthquake occurred in the sea area of ​​Taitung County, Taiwan (23.06 degrees north latitude, 121.45 degrees east longitude), with a depth of 10 kilometers.

At 09:51 on September 18th, a magnitude 4.3 earthquake occurred in Taitung County, Taiwan (23.12 degrees north latitude, 121.38 degrees east longitude), with a depth of 10 kilometers.

At 09:52 on September 18th, a magnitude 4.4 earthquake occurred in the sea area of ​​Taitung County, Taiwan (23.04 degrees north latitude, 121.58 degrees east longitude), with a depth of 9 kilometers.

At 10:00 on September 18th, a magnitude 4.0 earthquake occurred in the sea area of ​​Taitung County, Taiwan (23.05 degrees north latitude, 121.46 degrees east longitude), with a depth of 8 kilometers.

At 13:19 on September 18th, a magnitude 5.7 earthquake occurred in Taitung County, Taiwan (23.09 degrees north latitude, 121.27 degrees east longitude), with a depth of 12 kilometers.

At 13:54 on September 18th, a magnitude 4.1 earthquake occurred in Taitung County, Taiwan (23.10 degrees north latitude, 121.34 degrees east longitude), with a depth of 10 kilometers.

At 14:32 on September 18th, a magnitude 5.0 earthquake occurred in Taitung County, Taiwan (23.17 degrees north latitude, 121.20 degrees east longitude), with a depth of 10 kilometers.

At 14:44 on September 18th, a magnitude 6.9 earthquake occurred in Hualien County, Taiwan (23.15 degrees north latitude, 121.30 degrees east longitude), with a depth of 10 kilometers.

At 14:57 on September 18th, a magnitude 4.8 earthquake occurred in Taitung County, Taiwan (23.09 degrees north latitude, 121.26 degrees east longitude), with a depth of 10 kilometers.

At 17:39 on September 18th, a magnitude 5.4 earthquake occurred in Hualien County, Hualien, Taiwan (23.28 degrees north latitude, 121.34 degrees east longitude), with a depth of 10 kilometers.

Taiwan Media: There is a building collapse

According to Taiwan media reports, the Taiwan Meteorological Department released the significant earthquake report on the 18th, and said that the earthquake was stronger than the evening of the 17th. In addition, a building collapsed in Yuli Town, Hualien.

The Taiwan Meteorological Department issued alarm at the same time, the alarm scope includes: Changhua County, Yunlin County, Chiayi City, Chiayi County, Tainan City, Hualien County, Taitung County.

The Taiwan Meteorological Department stated that the earthquake was on the pool. This time, the intensity of shaking seemed to be stronger than on the evening of the 17th, longer and longer, and the public rushed to the streets and avoided the open space.

Many people gathered on the street and said, "Can't stand to stand up", and also said, "Why keep shaking, and the stronger and stronger?"

There was a building collapse in Yuli Town, Hualien. At present, the police officer sent officers to rescue and confirmed that there were people trapped.

A 7-11 floor of Yuli Town, Hualien collapsed, and the police said that the casualties were unknown. Photo source: Taiwan "Central News Agency" (provided by Yuli Police)

Smaller aftershock may last for months

The Taiwan Meteorological Department said on the 18th that the preliminary judgment of Taiwan's strong earthquake was caused by the squeezing of the faults under the central mountains.

According to the current statistics, the frequency of aftershocks are slowing down, but there will be a strong aftershocks occur, and a strong aftershocks will occur.

The picture shows the falling items in Taitung. Picture source Taiwan "Central News Agency" Lu Taicheng, Lu Taicheng

Earlier, according to Taiwan's "Zhongshi News Network" report, the Taiwan Meteorological Department pointed out on the evening of the 17th that a magnitude 6.5 earthquake occurred in Guanshan Town, Taitung. The top 6 ", followed by the subsequent resurrecty, will not be ruled out that the aftershocks of the Richee scale above 5.0 or more will occur in the next 2 days. There will be more than 4.0 aftershocks of level 4.0 within 5 days. It will not cause subsequent large earthquakes.

Chen Guochang, director of the Taiwan Meteorological Department Earthquake Report Center, said that this earthquake is the second largest earthquake this year. The last time it was a magnitude 6.7 earthquake at the size of the sea of ​​Huadong on March 23. However By this year's maximum shock "top 6", and there is a sense of Taiwan.

Hualien's 70 -year -old "Tudu House" wall collapsed. Picture source: Taiwan "Zhongshi News Network"

"Earthquakes in this area are very strange." Chen Guochang admitted that in the past 50 years, the region has only had only 7 earthquakes in the magnitude 5.0, and the earthquake is very rare.exist.He said that due to the large scale of this earthquake, the aftershocks above 5.0 or more may still occur within 2 days. There will be a magnitude 4.0 dime shock within 5 days.Due to the hard geology of the region, it will not cause subsequent large earthquakes.Wish to be safe!

Source: China News Agency, China News Network, China Earthquake Network, CCTV News Client

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