Moderate mag. 4.0 earthquake - 26 mi east of Port Heiden, Lake and Peninsula County, Alaska, USA, on 2016-05-31 04:31:03 -08:00
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Moderate magnitude 4.0 earthquake at 8 km depth
31 May 13:02 UTC: First to report: USGS after 31 minutes.
Date & time: 31 May 2016 12:31:03 UTC
Local time at epicenter: 2016-05-31 04:31:03 -08:00
Depth: 8.3 km
Epicenter latitude / longitude: 57.0744°N / 157.974°W (Lake and Peninsula County, Alaska, United States)
Nearest volcano: Aniakchak (25 km / 16 mi)
Nearby towns and cities:
42 km (26 mi) ENE of Port Heiden (pop: 98) --> See nearby quakes!
60 km (37 mi) SW of Ugashik (pop: 12) --> See nearby quakes!
248 km (154 mi) NE of Sand Point (pop: 1,060) --> See nearby quakes!
331 km (206 mi) WSW of Kodiak Station (pop: 1,300) --> See nearby quakes!
343 km (213 mi) WSW of Kodiak (pop: 6,250) --> See nearby quakes!
350 km (218 mi) NE of King Cove (pop: 1,010) --> See nearby quakes!
467 km (290 mi) SSE of Bethel (pop: 6,450) --> See nearby quakes!
471 km (293 mi) SW of Homer (pop: 5,520) --> See nearby quakes!
535 km (333 mi) SW of Kalifornsky (pop: 7,850) --> See nearby quakes!
651 km (404 mi) SW of Anchorage (pop: 298,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 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.
|M 4.0||8.3 km||- 103km NNE of Chignik Lake, Alaska||USGS|
|M 4.3||8 km||ALASKA PENINSULA||EMSC|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.