What event measured a 5.6 on the Richter magnitude scale and led to the establishment of the New South Wales Urban Search and Rescue Task Force 1?
1989 Newcastle earthquake The 1989 Newcastle earthquake occurred in Newcastle, New South Wales on Thursday, 28 December. The shock measured 5.6 on the Richter magnitude scale and was one of Australia's most serious natural disasters, killing 13 people and injuring more than 160. The damage bill has been estimated at A$ 4 billion (including an insured loss of about $1 billion).
2003 San Simeon earthquake The 2003 San Simeon earthquake occurred with a moment magnitude of 6.6 on the Central Coast of California, about 7 mi northeast of San Simeon. It occurred at 11:15 PST (19:15 UTC) on December 22. The earthquake probably occurred on the Oceanic fault zone in the Santa Lucia Mountains. It was caused by thrust faulting and propagated southeast from the hypocenter for 12 miles (19 km). The most violent ground movement occurred within 50 miles of the epicenter, though the earthquake was felt as far away as Los Angeles. It was the most destructive earthquake to hit the U.S since the 1994 Northridge earthquake.