An earthquake of magnitude 6.1 on the Richter scale struck New Zealand on Wednesday. According to the European-Mediterranean Seismological Centre (EMSC), the earthquake occurred 78 km northwest of Lower Hutt, near Wellington. The tremors were felt at a depth of 48 km (30 miles), government seismic monitor Geonet stated.The earthquake's epicentre was 50 km from the town of Paraparaumu, it said.