Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Minor mag. 2.6 earthquake - 89km WSW of Willow, Alaska, on Sunday, February 01, 2015 08:15:21

Minor magnitude 2.6 earthquake at 87 km depth

1 Feb 18:10 UTC: First to report: USGS after 55 minutes.

Earthquake details

Date & time	Feb 1, 2015 17:15:21 UTC
Local time at epicenter	Sunday, February 01, 2015 08:15:21
Status	Confirmed
Magnitude	2.6
Depth	86.6 km
Epicenter latitude / longitude	61.5651°N / 151.6761°W (Alaska, Alaska, United States)
Antipode	61.565°S / 28.324°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Hayes (39 km / 24 mi)
Nearby towns and cities	50 km (31 mi) SSW of Skwentna (pop: 37) \| Show on map \| Quakes nearby 62 km (38 mi) W of Susitna (pop: 18) \| Show on map \| Quakes nearby 62 km (39 mi) NNW of Tyonek (pop: 171) \| Show on map \| Quakes nearby 89 km (55 mi) WSW of Willow Creek (pop: 2,100) \| Show on map \| Quakes nearby 91 km (57 mi) W of Big Lake (pop: 3,350) \| Show on map \| Quakes nearby 93 km (58 mi) WNW of Point MacKenzie (pop: 529) \| Show on map \| Quakes nearby 99 km (61 mi) W of Houston (pop: 2,210) \| Show on map \| Quakes nearby 99 km (62 mi) NNW of Nikiski (pop: 4,490) \| Show on map \| Quakes nearby 102 km (63 mi) WNW of Alaska City (pop: 298,700) \| Show on map \| Quakes nearby 116 km (72 mi) SW of Susitna North (pop: 1,260) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	5 x 10⁸ joules (139 kilowatt hours, equivalent to 0.12 tons of TNT) \| about seismic energy

Show interactive Map

[smaller] [bigger]

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
2.6	87 km	89km WSW of Willow, Alaska	USGS

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

Seismograms

Seismic station: Strandline Lake, Regional Station, Alaska (STLK/AV network) | Distance from quake: 11 km / 7 mi | Show on map | Station Info

Seismic station Strandline Lake, Regional Station, Alaska: 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

Show less

Seismic station Strandline Lake, Regional Station, Alaska: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Strandline Lake, Regional Station, Alaska: 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: Skwentna, AK, USA (SKN/AK network) | Distance from quake: 47 km / 29 mi | Show on map | Station Info

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

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.
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: 116 km / 72 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: Kantishna Hills, AK, USA (KTH/AK network) | Distance from quake: 224 km / 139 mi | Show on map | Station Info

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

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

Seismic station Kantishna Hills, 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: Mentasta, Alaska (MENT/AT network) | Distance from quake: 439 km / 273 mi | Show on map | Station Info

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

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

Seismic station Mentasta, 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

At magnitude 2.6, 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

Click here to search our database for earlier earthquakes in the same area since 1900!

Try our free app!

Android | iOS version

Why is there advertising on this site?

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:

Improved multilanguage support
Tsunami alerts
Faster responsiveness

Thanks to your past donations, these features have been added recently:

Design upgrade
Detailed quake stats
Additional seismic data sources

Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS

Thank you!

Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.

Volcanoes & Earthquakes