China News Service, Lhasa, July 23 (Zhao Lang) According to the official determination of China Seismological Network, a 6.6 magnitude earthquake occurred in Nyima County, Nagqu City, Tibet at 4:7 on July 23, and another earthquake occurred there at 6:28. 4.3 magnitude earthquake. After verification, no reports of casualties or house collapse have been received, and the fire and rescue forces have been assembled on standby.
It is understood that the 6.6 magnitude earthquake is the largest earthquake in the area in five years. The two epicenters were not far apart. The focal depth of the magnitude 6.6 earthquake was 10 kilometers. The epicenter was located at 33.19 degrees north latitude and 86.81 degrees east longitude. The 4.3-magnitude earthquake has a focal depth of 7 kilometers and its epicenter is located at 33.24 degrees north latitude and 86.91 degrees east longitude.
In the two earthquakes, there were villages within 10 kilometers, no townships within 20 kilometers, and Rongma Township within 50 kilometers.
The epicenter was about 160 kilometers away from Nima County, about 480 kilometers away from Shigatse City, and about 560 kilometers away from Lhasa City.
According to the China Earthquake Network Express Catalog, a total of 57 earthquakes of magnitude 3 and above occurred within 200 kilometers of the epicenter of a magnitude 4.3 earthquake in the past 5 years.
After the earthquake, the Tibet Autonomous Region Fire Rescue Corps, Nagqu City Fire Rescue Detachment, and Xigaze City Fire Rescue Detachment responded quickly and initiated the earthquake emergency rescue plan as soon as possible. At the same time, they checked with Nagqu City’s county and township governments and the Tibet Autonomous Region Seismological Bureau. Related disasters. According to preliminary information, the epicenter is located in a sparsely populated area, and there has been no report of the police, casualties, and house collapse.
At present, the Tibet Autonomous Region Fire and Rescue Corps has assembled 1 vehicle and 4 people from the Nyma County Fire Rescue Brigade of Nagqu City, 1 light earthquake search and rescue team from the Nagqu City Fire Rescue Detachment, 5 vehicles and 30 people, and the Tibet Autonomous Region Fire Rescue Corps emergency rescue team with 4 vehicles. 10 people, Lhasa City Fire Rescue Detachment, 8 vehicles, 45 people and 4 dogs, Xigaze City Fire Rescue Detachment, 5 vehicles and 30 people on standby.
Nyima County belongs to Nagqu City, Tibet. It is located in the lake basin area of the Qiangtang Plateau and borders Xinjiang. It has Kunlun Mountains and Hoh Xil Mountains in the north, and Gangdisi Mountains in the south. The average elevation is above 5,000 meters, and the north is a vast and unmanned area. There are many lakes in the district, and the economy is dominated by animal husbandry. (Finish)