Major magnitude 7.2 earthquake - Denali Parish, 22 mi northeast of Healy, Denali, Alaska, USA, on Thursday, October 16, 1947 at 02:09 (GMT)
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Major magnitude 7.2 earthquake at 26 km depth
Depth: 26.0 km
Epicenter latitude / longitude: 64.131°N / 148.613°W↗ (Denali, Alaska, United States)
Antipode: 64.131°S / 31.387°E↗
Nearest volcano: Buzzard Creek (12 km / 7 mi)
Nearby towns and cities:
28 km (17 mi) ENE of Ferry (pop: 33) --> See nearby quakes!
35 km (22 mi) NNE of Healy (pop: 1,020) --> See nearby quakes!
85 km (53 mi) SSW of Ester (pop: 2,420) --> See nearby quakes!
90 km (56 mi) SSW of Fairbanks (pop: 32,300) --> See nearby quakes!
90 km (56 mi) SSW of College (pop: 13,000) --> See nearby quakes!
91 km (56 mi) SW of Badger (pop: 19,500) --> See nearby quakes!
92 km (57 mi) SW of North Pole (pop: 2,190) --> See nearby quakes!
95 km (59 mi) SW of Eielson Air Force Base (pop: 2,650) --> See nearby quakes!
331 km (205 mi) N of Alaska City (pop: 298,700) --> See nearby quakes!
995 km (618 mi) NW of Juneau (pop: 32,800) --> 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||26 km||Central 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 (1 quake)
- 19 Aug 1948 13:50 UTC| M 6.3 |100 km (62.1 mi) depth|157 km (97 mi) distance| USGS | Strong mag. 6.3 earthquake - Matanuska-Susitna Parish, 53 mi southeast of Denali National Park, Alaska, USA, on Thursday, August 19, 1948 at 13:50 (GMT)