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Minor mag. 3.2 earthquake - 17 mi southwest of Skwentna, Matanuska-Susitna, Alaska, USA, on Thursday, September 25, 2014 16:29:06

This quake was likely an aftershock of the 6.2 quake 13 mi west of Skwentna, Matanuska-Susitna, Alaska, USA, Thursday, September 25, 2014 09:51:17, which had occurred 7 hours earlier.

Minor mag. 3.2 earthquake - 17 mi southwest of Skwentna, Matanuska-Susitna, Alaska, USA, on Thursday, September 25, 2014 16:29:06

Minor magnitude 3.2 earthquake at 92 km depth

26 Sep 02:10 UTC: First to report: USGS after 1 hour and 41 minutes.

Earthquake details

Date & time	Sep 26, 2014 00:29:06 UTC
Local time at epicenter	Thursday, September 25, 2014 16:29:06
Status	Confirmed
Magnitude	3.2
Depth	92.2 km
Epicenter latitude / longitude	61.774°N / 151.6255°W (Matanuska-Susitna, Alaska, United States)
Antipode	61.774°S / 28.375°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Hayes (46 km / 29 mi)
Nearby towns and cities	27 km (17 mi) SSW of Skwentna (pop: 37) \| Show on map \| Quakes nearby 84 km (52 mi) W of Willow Creek (pop: 2,100) \| Show on map \| Quakes nearby 93 km (58 mi) WNW of Big Lake (pop: 3,350) \| Show on map \| Quakes nearby 97 km (60 mi) W of Houston (pop: 2,210) \| Show on map \| Quakes nearby 110 km (69 mi) NW of Alaska City (pop: 298,700) \| Show on map \| Quakes nearby 111 km (69 mi) WNW of Knik-Fairview (pop: 14,900) \| Show on map \| Quakes nearby 117 km (73 mi) W of Wasilla (pop: 9,280) \| Show on map \| Quakes nearby 120 km (75 mi) WNW of Eagle River (pop: 24,800) \| Show on map \| Quakes nearby 120 km (75 mi) WNW of Eagle River (Anchorage) (pop: 24,800) \| Show on map \| Quakes nearby 134 km (83 mi) W of Palmer (pop: 6,790) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	4 x 10⁹ joules (1.11 megawatt hours, equivalent to 0.951 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
3.2	92 km	83km 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: 23 km / 15 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

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Seismic station Skwentna, AK, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Skwentna, AK, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Capps Glacier, Mount Spurr, Alaska (SPCG/AV network) | Distance from quake: 58 km / 36 mi | Show on map | Station Info

Seismic station Capps Glacier, Mount Spurr, Alaska: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Capps Glacier, Mount Spurr, Alaska: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Capps Glacier, Mount Spurr, Alaska: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Rabbit Creek, AK, USA (RC01/AK network) | Distance from quake: 126 km / 78 mi | Show on map | Station Info

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

Seismic station Rabbit Creek, AK, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Rabbit Creek, AK, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: McKinley Park, AK, USA (MCK/AK network) | Distance from quake: 257 km / 160 mi | Show on map | Station Info

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

Seismic station McKinley Park, AK, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station McKinley Park, AK, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Old Harbor, Alaska (OHAK/AT network) | Distance from quake: 515 km / 320 mi | Show on map | Station Info

Seismic station Old Harbor, Alaska: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Old Harbor, Alaska: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Old Harbor, Alaska: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

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

There are no user reports for this quake.

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