Major magnitude 7.2 earthquake - Buller District, West Coast, 30 km northwest of Murchison, New Zealand, on Thursday, May 23, 1968 at 17:24 (GMT)
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Major magnitude 7.2 earthquake at 20 km depth
Depth: 20.0 km
Epicenter latitude / longitude: 41.659°S / 172.02°E↗ (Buller District, West Coast, New Zealand)
Antipode: 41.659°N / 7.98°W↗
Nearby towns and cities:
30 km (19 mi) WNW of Murchison (Tasman) (pop: 624) --> See nearby quakes!
36 km (22 mi) ENE of Westport (pop: 3,630) --> See nearby quakes!
90 km (56 mi) WSW of Wakefield (Tasman District) (pop: 1,660) --> See nearby quakes!
112 km (70 mi) NE of Greymouth (Grey District) (pop: 9,420) --> See nearby quakes!
114 km (71 mi) WSW of Nelson (pop: 59,200) --> See nearby quakes!
162 km (100 mi) W of Blenheim (Marlborough) (pop: 26,600) --> See nearby quakes!
214 km (133 mi) NNW of Christchurch (Canterbury) (pop: 363,900) --> See nearby quakes!
233 km (145 mi) WSW of Wellington (pop: 381,900) --> See nearby quakes!
243 km (151 mi) WSW of Porirua (Wellington) (pop: 50,900) --> See nearby quakes!
246 km (153 mi) WSW of Lower Hutt (Wellington) (pop: 101,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 4 x 1015 joules (1106 gigawatt hours, equivalent to 9.5 x 105 tons of TNT or 59.5 atomic bombs!) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|7.2||20 km||South Island of New Zealand||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (1 quake)
- 24 May 1968 20:57 UTC| M 5.7 |15 km (9.3 mi) depth|31 km (19 mi) distance| USGS | Details