Greendale Fault

The Greendale Fault is an active seismic fault in the middle of New Zealand's South Island.

Canterbury earthquake

A powerful 7.1 magnitude earthquake,[1][2] occurred on the Greendale Fault at 4:35 am on 4 September 2010 local time (16:35 3 September UTC).[1] The quake caused widespread damage and several power outages, particularly in the city of Christchurch, New Zealand's second largest city.[3][4]

References