Gansu is a landlocked province in Northwest China. Its capital and largest city is Lanzhou, in the southeast part of the province.
The 1556 Shaanxi earthquake, known in Chinese colloquially by its regnal year as "嘉靖大地震" or professionally by its epicenter as "华县地震", occurred in the early morning of 23 January 1556 in Huaxian, Shaanxi during the Ming dynasty.
China National Highway 212 (G212) runs from Lanzhou in Gansu to Chongqing. It was originally 1302 kilometres in length. In the 2013 National Highway Network Planning it was extended to Longbang, Guangxi, on the border with Vietnam.
Min County or Minxian is administratively under the control of the prefecture-level city of Dingxi, in the south of Gansu province, China. In ancient times, it was known as Lintao County due to its location along the Tao River. It was founded as Minzhou (岷州) in 544, named after the Min Mountains in the south of the county. The county received its present name in 1913. In 1985 it became subordinate to Dingxi. Min county is well known by Angelica sinensis which is a Chinese traditional medicine.
1920 Haiyuan earthquake occurred on December 16 in Haiyuan County, Ningxia Province, Republic of China at 19:05:53. It was also called the 1920 Gansu earthquake because Ningxia was a part of Gansu Province when the earthquake occurred. It caused destruction in the Lijunbu-Haiyuan-Ganyanchi area and was assigned the maximum intensity on the Mercalli intensity scale. About 258,707~273,407 died, making it one of the most fatal earthquakes in China, in turn making it one of the top disasters in China by death toll.
The 2008 Panzhihua earthquake struck southern Sichuan province, China on August 30 at with a surface wave magnitude of 6.1. It is also cited as the Renhe-Huili earthquake, especially in SCEA reports and early CEA reports. It was not an aftershock of the Sichuan earthquake that occurred several months prior. With more than 400 aftershocks, it caused over 40 deaths, the collapse of 10,000 homes and damage to other infrastructure in the area. The maximum liedu was VIII.
The 2008 Yingjiang earthquakes were a series of major earthquakes ranging from surface wave magnitude (Ms) 4.1 to 5.9 that struck Yingjiang County, Yunnan province, China between August 19 and September 3. It caused 5 deaths, 21 serious injuries, and RMB 2.7 billion in direct economic damage. USGS put the magnitude of the strongest one to Mw 6.0.
Gangu County is a county in the southeast of Gansu province, the People's Republic of China. It is under the administration of Tianshui City and is the most populous county in Gansu. Its postal code is 741200, and in 1999 its population was 570,318 people.
The 2012 Yangzhou earthquake occurred in Jiangsu Province of the People's Republic of China at 20:11 (UTC+8) in Yangzhou on July 20.
The Lushan earthquake or Ya'an earthquake occurred at 08:02 Beijing Time on April 20, 2013. The epicenter was located in Lushan County, Ya'an, Sichuan, about 116 km (72 mi) from Chengdu along the Longmenshan Fault in the same province heavily impacted by the 2008 Sichuan earthquake. The magnitude of the earthquake was placed at Ms 7.0 by China Earthquake Data Center, Ms 7.0 by Russian Academy of Sciences, Mw 7.0 by Geoscience Australia, Mw 6.6 by the United States Geological Survey (USGS), Mw 6.6 by the European Alert System (EMSC) and Mj 6.9 by the Japan Meteorological Agency (JMA). 1,815 aftershocks have been recorded as of 00:00 (UTC+8h) April 22.
The 2014 Ludian earthquake struck Ludian County, Yunnan, China, with a moment magnitude of 6.1 on 3 August. The earthquake killed at least 617 people, injuring at least 2,400 others. As of 5 August 2014, 112 people remain missing. Over 12,000 houses collapsed and 30,000 were damaged. According to the United States Geological Survey, the earthquake occurred 29 km (18 mi) WSW of Zhaotong city at 16:03 local time (08:03 UTC).
The 2017 Jiuzhaigou earthquake occurred on 8 August 2017, in Zhangzha Town, Jiuzhaigou County, Ngawa Prefecture, Sichuan Province, China. The earthquake was registered at Ms 7.0 and killed at least 25 people in the mountainous region of northern Sichuan.
The 2017 Jinghe earthquake occurred at 07:27 China Standard Time on 9 August 2017, in Jinghe County, Bortala Mongol Autonomous Prefecture, Xinjiang Uyghur Autonomous Region, China, with magnitude 6.6 and depth 11 kilometres. The epicentre was 44.27°N 82.89°E. Most cities in northern Xinjiang felt the quake. This earthquake occurred on the Tian Shan seismic zone. There was no direct relationship to the earthquake in Jiuzhaigou County that occurred the previous day.
Zhangzha, formerly Jiuzhaigou, is a township-level division under Jiuzhaigou County, Ngawa Tibetan and Qiang Autonomous Prefecture, Sichuan Province, China, with an area of 1,348.41 square kilometres (520.62 sq mi), and a permanent population of 13,593 as of 2020.
Meichuan is a town in Min County, Gansu, China. It was heavily hit by the 2013 Dingxi earthquakes. The town has historically been an important production location and marketplace for Traditional Chinese medicine such as angelica, dangshen, and astragalus.
The 2021 Maduo earthquake, also known as the 5.22 earthquake struck Madoi County in Qinghai Province, China on the morning of 22 May at 02:04 local time. The earthquake had a moment magnitude and surface-wave magnitude of 7.4, according to the Global Centroid Moment Tensor (GCMT) and the China Earthquake Administration (CEA) respectively. In Qinghai, the earthquake caused no deaths but 19 people sustained minor injuries. Highway bridges, roads and walls collapsed as a result of the earthquake. According to an anonymous source, at least twenty people were killed, 300 were injured, and 13 were missing. The earthquake was the strongest in China since the 2008 Sichuan earthquake. It was assigned intensity X in Machali town, Maduo County on the China seismic intensity scale, and X (Extreme) on the Modified Mercalli intensity scale. This earthquake was preceded by another unrelated earthquake which occurred 5 hours earlier in Yunnan.
The 2020 Kashgar earthquake, also known as the Jiashi earthquake occurred on 19 January 2020 at 21:27:56 China Standard Time in Xinjiang Province, China. According to the United States Geological Survey, the earthquake had a moment magnitude of 6.0 and a surface wave magnitude of 6.4 according to the China Earthquake Network Center. It struck at a shallow depth of 5.6 km according to the USGS while the CENC has the figure at 16 km. Local emergency management agencies said the earthquake damaged more than 1,000 homes and businesses in the nearby populated towns and villages. One person is known to have died while two other children were injured.
The 2021 Luxian earthquake was a damaging seismic event occurring in the early hours of September 16 at 04:33 China Standard Time. The surface wave magnitude (Ms ) 6.0 or moment magnitude (Mw ) 5.4 earthquake struck at a shallow depth of 7.5 km and severe shaking in an area of 4,000 square kilometers was assigned a maximum intensity of VIII on the China seismic intensity scale. Three people were killed and 146 injured when the earthquake struck Lu County, Luzhou, Sichuan Province. At least 36,800 buildings were affected, 7,800 of them seriously damaged or completely destroyed, causing about a quarter of a billion dollars worth of damage.
On January 8, 2022, a magnitude 6.6 earthquake struck Menyuan County, Qinghai Province near the border with Gansu Province, China. It was the largest earthquake in China since the 2021 Maduo earthquake.
