What was the depth of the Christchurch earthquake?
5 km
2011 Christchurch earthquake
| Damaged Catholic cathedral two months on | |
|---|---|
| Local time | 12:51 p.m. NZDT |
| Magnitude | 6.2 Mw 6.1 Mw |
| Depth | 5 km (3.1 mi) |
| Epicenter | 43.583°S 172.680°ECoordinates:43.583°S 172.680°E Port Hills near Christchurch, Canterbury, New Zealand |
What was the magnitude of the Christchurch earthquake 2011?
On 22 February 2011, a 6.3 magnitude earthquake struck Christchurch shortly before 12:50pm at a shallow depth of four kilometres.
What was the magnitude of the Christchurch earthquake 2010?
At 4:35 am on Saturday 4 September 2010, the Canterbury region was rocked by a magnitude 7.1 earthquake. The earthquake was based near Darfield, about 40 kms west of Christchurch. Many buildings were damaged, but only one person died and few people were injured.
What type of fault was the Christchurch earthquake?
The earthquake was a direct result of strike-slip faulting at the eastern end of the rupture zone of a strong magnitude 6.2 MW earthquake, which occurred on 22 February 2011 along the Port Hills Fault.
How did the 2011 Christchurch earthquake change the earth’s surface?
The aftershock’s depth and close proximity to Christchurch contributed to substantial shaking, surface cracking, and liquefaction (the conversion of soil into a fluidlike mass) in the city and surrounding area. Two large tremors struck the Christchurch metropolitan area during the early afternoon on June 13, 2011.
When was the Christchurch Earthquake 2011?
February 22, 2011
2011 Christchurch earthquake/Start dates
What tectonic plates caused the 2011 Christchurch earthquake?
The fault, later named the Greendale Fault, appeared about 50 to 56 miles (80 to 90 km) southeast of the boundary between the Australian and Pacific tectonic plates, and part of the fault became visible at the surface because of the earthquake. Thousands of smaller aftershocks occurred in the months that followed.
Why does Christchurch have so many earthquakes?
Earthquakes occur frequently in New Zealand as the country is situated in the collision zone between the Indo-Australian and Pacific tectonic plates, part of the Pacific Basin Ring of Fire, where many earthquakes and volcanoes occur.
What caused the Christchurch earthquake 2011?
The earthquake was caused by the rupture of a 15-kilometre-long fault along the southern edge of the city, from Cashmere to the Avon–Heathcote estuary. The fault slopes southward beneath the Port Hills and did not break the surface – scientists used instrument measurements to determine its location and movement.
