Very strong mag. 6.7 earthquake - Gulf of Alaska, 29 mi southeast of Seward, Kenai Peninsula, Alaska, USA, on Tuesday, September 27, 1949 at 15:30 (GMT)
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Very strong magnitude 6.7 earthquake at 50 km depth
Depth: 50.0 km
Epicenter latitude / longitude: 59.75°N / 149°W (Gulf of Alaska, Alaska, United States)
Antipode: 59.75°S / 31°E
Nearest volcano: Redoubt (223 km / 139 mi)
Nearby towns and cities:
43 km (27 mi) SE of Lowell Point (pop: 80) --> See nearby quakes!
47 km (29 mi) SSE of Seward (pop: 2,790) --> See nearby quakes!
131 km (82 mi) SE of Sterling (pop: 5,620) --> See nearby quakes!
144 km (89 mi) E of Homer (pop: 5,520) --> See nearby quakes!
147 km (91 mi) ESE of Kalifornsky (pop: 7,850) --> See nearby quakes!
154 km (96 mi) SE of Kenai (pop: 7,660) --> See nearby quakes!
171 km (106 mi) SSE of Alaska City (pop: 298,700) --> See nearby quakes!
178 km (110 mi) S of Eagle River (pop: 24,800) --> See nearby quakes!
178 km (110 mi) S of Eagle River (Anchorage) (pop: 24,800) --> See nearby quakes!
199 km (124 mi) S of Knik-Fairview (pop: 14,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1014 joules (197 gigawatt hours, equivalent to 1.7 x 105 tons of TNT or 10.6 atomic bombs!) | about seismic energy
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.
|6.7||50 km||Kenai Peninsula, Alaska (USA)||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 (0 quake)
So far, no aftershocks have been registered.