Longmenshan Fault ( ) is a thrust fault which runs along the base of the Longmen Mountains in Sichuan province in southwestern China . The strike of the fault plane is approximately NE . Motion on this fault is responsible for the uplift of the mountains relative to the lowlands of the Sichuan Basin to the east . Representing the eastern boundary of the Qinghai-Tibet Plateau , it is a border formation between the Bayan Kola block in the Plateau and the South China block in the Eurasian Plate . Both the 2008 Wenchuan earthquake and the 2013 Ya'an earthquake occurred along this fault
2008 Wenchuan earthquake
2008 Sichuan earthquake
Longmenshan Fault