A sharp jolt has been felt in North Canterbury. It was a magnitude 4.1 earthquake, recorded at around 5.20 a.m. Seismologists say it was about 15 kilometres below the surface, and centred 20 kilometres from Hanmer Springs. An earthquake measuring 4.2 on the Richter scale shook part of the Bay of Plenty last night. It was felt just after 10 o'clock, and was located 30 … [Read more...] about Hanmer Springs Quake