.png)  | |
| 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[1] |
The 2013 Lake Grassmere earthquake[2] was a magnitude 6.6 earthquake that occurred at 2:31:05 pm (NZST) on Friday 16 August 2013.[3] 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.
- ^ "M 6.6, Lake Grassmere, 16 August 2013 – Earthquake – GeoNet". info.geonet.org.nz. Retrieved 11 December 2015.
- ^ Fenaughty, Kevin (17 August 2013). "Damaging quake hits the north-east of the South Island". Geonet. GNS Science. Retrieved 17 August 2013.
- ^ "New Zealand Earthquake Report – Magnitude 6.6, Friday, August 16, 2013 at 2:31:05 pm (NZST)". GNS Science. Retrieved 17 August 2013.