Major magnitude 7.0 earthquake - Selwyn District, 80 km northwest of Christchurch, Canterbury, New Zealand, on Saturday, March 9, 1929 at 10:50 (GMT)
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Major magnitude 7.0 earthquake at 20 km depth
Depth: 20.0 km
Epicenter latitude / longitude: 42.968°S / 172.03°E↗ (Selwyn District, Canterbury, New Zealand)
Antipode: 42.968°N / 7.97°W↗
Nearby towns and cities:
38 km (23 mi) E of Arthur's Pass (pop: 930) --> See nearby quakes!
39 km (24 mi) NNW of Oxford (pop: 1,780) --> See nearby quakes!
58 km (36 mi) NW of Rangiora (pop: 18,400) --> See nearby quakes!
67 km (42 mi) NW of Kaiapoi (pop: 10,200) --> See nearby quakes!
74 km (46 mi) NNW of Rolleston (pop: 3,120) --> See nearby quakes!
79 km (49 mi) NNW of Prebbleton (pop: 3,600) --> See nearby quakes!
80 km (49 mi) NW of Christchurch (pop: 363,900) --> See nearby quakes!
88 km (55 mi) SE of Greymouth (Grey District, West Coast) (pop: 9,420) --> See nearby quakes!
106 km (66 mi) NNE of Ashburton (pop: 30,100) --> See nearby quakes!
294 km (182 mi) SW of Wellington (pop: 381,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1015 joules (554 gigawatt hours, equivalent to 4.8 x 105 tons of TNT or 29.8 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.
|7.0||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)
- 16 Jun 1929 22:47 UTC| M 7.3 |20 km (12.4 mi) depth|114 km (71 mi) distance| USGS | Major magnitude 7.3 earthquake - Tasman District, 108 km southwest of Nelson, New Zealand, on Sunday, June 16, 1929 at 22:47 (GMT)