Light mag. 3.6 earthquake - North Pacific Ocean, 142 mi east of Unalaska, Aleutians West (CA), Alaska, USA, on 2016-10-27 01:00:01 -11:00
This quake was likely an aftershock of the 5.9 quake North Pacific Ocean, 133 mi east of Unalaska, Aleutians West (CA), Alaska, USA, 27 October 2016 11:53 GMT, which had occurred 7 minutes earlier.
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Light magnitude 3.6 earthquake at 6 km depth
27 Oct 16:58 UTC: First to report: USGS after 5 hours.
Date & time: 27 Oct 2016 12:00:01 UTC
Local time at epicenter: 2016-10-27 01:00:01 -11:00
Magnitude: 3.6
Depth: 5.5 km
Epicenter latitude / longitude: 53.4149°N / 163.153°W
(North Pacific Ocean, Alaska, United States)Nearest volcano: Isanotski (155 km / 96 mi)
Nearby towns and cities:
161 km (100 mi) S of False Pass (pop: 40) --> See nearby quakes!
190 km (118 mi) ESE of Akutan (pop: 1,040) --> See nearby quakes!
191 km (119 mi) SSW of King Cove (pop: 1,010) --> See nearby quakes!
199 km (124 mi) S of Cold Bay (pop: 123) --> See nearby quakes!
229 km (142 mi) E of Unalaska (pop: 4,490) --> See nearby quakes!
274 km (170 mi) SW of Sand Point (pop: 1,060) --> See nearby quakes!
314 km (195 mi) SSW of Nelson Lagoon (pop: 52) --> See nearby quakes!
379 km (235 mi) SW of Perryville (pop: 113) --> See nearby quakes!
423 km (263 mi) SW of Chignik Lake (pop: 73) --> See nearby quakes!
486 km (302 mi) SW of Port Heiden (pop: 98) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 tons of TNT) 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.
| Magnitude | Depth | Location | Source |
| 3.6 | 5.5 km | - 160km S of False Pass, Alaska | USGS |
| 3.6 | 6 km | UNIMAK ISLAND REGION, ALASKA | EMSC |
User reports for this quake
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