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Minor mag. 2.9 earthquake - 49 mi northwest of Alaska City, Anchorage, Alaska, USA, on Wednesday, December 31, 2014 05:41:33

Minor magnitude 2.9 earthquake at 66 km depth

31 Dec 15:10 UTC: First to report: USGS after 28 minutes.

Earthquake details

Date & time	Dec 31, 2014 14:41:33 UTC
Local time at epicenter	Wednesday, December 31, 2014 05:41:33
Status	Confirmed
Magnitude	2.9
Depth	65.9 km
Epicenter latitude / longitude	61.769°N / 150.8446°W (Matanuska-Susitna, Alaska, United States)
Antipode	61.769°S / 29.155°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Hayes (85 km / 53 mi)
Nearby towns and cities	31 km (19 mi) NW of Susitna (pop: 18) \| Show on map \| Quakes nearby 43 km (26 mi) W of Willow Creek (pop: 2,100) \| Show on map \| Quakes nearby 54 km (34 mi) WNW of Big Lake (pop: 3,350) \| Show on map \| Quakes nearby 56 km (35 mi) WNW of Houston (pop: 2,210) \| Show on map \| Quakes nearby 68 km (42 mi) WNW of Meadow Lakes (pop: 7,570) \| Show on map \| Quakes nearby 72 km (45 mi) WNW of Knik-Fairview (pop: 14,900) \| Show on map \| Quakes nearby 79 km (49 mi) NW of Alaska City (pop: 298,700) \| Show on map \| Quakes nearby 83 km (52 mi) WNW of Lakes (pop: 8,360) \| Show on map \| Quakes nearby 84 km (52 mi) NW of Eagle River (pop: 24,800) \| Show on map \| Quakes nearby 84 km (52 mi) NW of Eagle River (Anchorage) (pop: 24,800) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	1.4 x 10⁹ joules (392 kilowatt hours, equivalent to 0.338 tons of TNT) \| about seismic energy

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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.

Mag.	Depth	Location	Source
2.9	66 km	42km W of Willow, Alaska	USGS

Most recent quakes Top 20 past 24 hrs Quakes in the US Alaska

Seismograms

Seismic station: Skwentna, AK, USA (SKN/AK network) | Distance from quake: 43 km / 27 mi | Show on map | Station Info

Seismic station Skwentna, AK, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

At magnitude 2.9, this quake might have been felt very close to the epicenter and under calm conditions.

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

There are no user reports for this quake.

Earlier earthquakes in the same area

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