Zone B – Beacon area
Clusters of earthquakes have been noted from the region north of Beacon since at least the 1990’s – The most significant cluster occurred between January and March 2009, when 7 magnitude 7 events occurred, accompanied by hundreds of smaller events. Sequence began on Jan 30th 2009, when a magnitude 4.1 event occurred. However the largest event (ML 4.6) was on 31 Jan 2009. In total ~280 events were located by GA there between Jan 2009 and April 2009. This location has now been named B1