2013 Lake Grassmere earthquake
| UTC time | 2013-08-16 02:31:09 |
|---|---|
| ISC event | 604020963 |
| USGS-ANSS | ComCat |
| Local date | 16 August 2013 |
| Local time | 14:31:05 NZST |
| Magnitude | 6.6 Mww |
| Depth | 8 kilometres (5 mi) |
| Epicentre | 41°44′S 174°09′E / 41.73°S 174.15°E |
| Areas affected | New Zealand |
| Max. intensity | MMI VIII (Severe) |
| Tsunami | None |
| Casualties | 4 people injured |
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The 2013 Lake Grassmere earthquake was a magnitude 6.6 earthquake that occurred at 2:31:05 pm (NZST) on Friday 16 August 2013. The epicentre was located about 10 km south-east of Seddon, under Lake Grassmere, with a focal depth of 8 km. The earthquake caused significant land damage in the local area, with landslips blocking roads, including the main highway between Blenheim and Christchurch. Buildings in Seddon were damaged, with some being declared uninhabitable. The earthquake was widely felt in both the North and South Islands of New Zealand.