Bogd fault is the largest fault in the Gobi Altai fault zone. An earthquake with M=8.3 occurred in 1957 along the Bogd fault, and left a 250 km long surface rupture zone in south Mongolia.

• 其中的博格德断裂上 195 7年发生了戈壁阿尔泰 8.；3级地震；形变带长约 2 5 0km。