Also that was not the big one. The Christchurch earthquakes were from previously unknown faults. The _big_one_ is supposed to be the Alpine fault because we

Also that was not the big one. The Christchurch earthquakes were from previously unknown faults. The _big_one_ is supposed to be the Alpine fault because we've got the entire country on two continental plates. Wikipedia says "The last major earthquake on the Alpine Fault was in about 1717 AD with a great earthquake magnitude of Mw8.1 plus or minus 0.1 The probability of another one occurring before 2068 was estimated at 75 percent in 2021"