Get our newsletter!
Check out our volcano tours on VolcanoAdventures.com!
Volcanoes & Earthquakes - new app for Android
Volcanoes & Earthquakes - app for iPhone & iPad

Guaranteed tours:
1-19 Sep 2019: Kamchatka - Land of Colors - Kamchatka (Russia)
3-18 Sep 2019: From Krakatau to Bali - Java (Indonesia)
21-28 Sep 2019: Pearl of the Aegean - Santorini - Santorini Island (Greece)
12-20 Oct 2019: From Stromboli to Etna - Eolian Islands + Etna volcano (Italy)
2-18 Nov 2019: Volcanoes and Spices - N-Sulawesi + Halmahera (Indonesia)
17-21 Nov 2019: Krakatau Volcano Special - Krakatau volcano (Indonesia)
17-30 Nov 2019: Desert, salt and volcanoes - Danakil desert (Ethiopia)
9-17 May 2020: From Stromboli to Etna - Eolian Islands + Etna volcano (Italy)
: spaces available / : guaranteed / : few spaces left / : booked out
Interactive map of latest earthquakes and active volcanoes in the world

Support us?


Maintaining the volcano and earthquake news sections on this website, the free Volcano Webcams tool and interactive map widget is a free-time, both time- and server cost intensive effort.
If you find the information useful and would like to support us, and help keep it alive and improve it, please consider making a small donation. Thank you!
Random pictures

Light mag. 4.6 earthquake - 17km SSW of Big Lake, Alaska on Tuesday, 4 December 2018

This quake was likely an aftershock of the M 7.0 quake: SOUTHERN ALASKA on Fri, 30 Nov 17h29, which had occurred 4 days earlier.
Light mag. 4.6 earthquake  - 17km SSW of Big Lake, Alaska on Tuesday, 4 December 2018
Dec 4 16:12: Magnitude recalculated from 4.5 to 4.7.
Hypocenter depth recalculated from 45.0 to 22.8 km.
Dec 4 17:48: Magnitude recalculated from 4.7 to 4.6.
Hypocenter depth recalculated from 22.8 to 36.0 km.
Date & time: Tuesday, 4 December 2018 16:02 UTC
Local time at epicenter: 2018-12-04 07:02:29 -09:00
Magnitude: 4.6
Depth: 36.0 km
Epicenter latitude / longitude: 61.3903°N / 150.0769°W (United States)
Nearest volcano: Spurr (117 km)
Primary data source: USGS
Estimated released energy: 5*10^11 J (139 MWh / 120 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience with us and submit a short "I felt it" report.
You can use your GPS or device location as well to show where you were during the earthquake.
- thank you.

Data for same earthquake as reported from other agencies
TimeMag. / DepthLocationSource
Tue, 4 Dec 2018
Tue, 4 Dec 16:02 UTCM 4.7 / 42 kmSOUTHERN ALASKAEMSC
Tue, 4 Dec 16:02 UTCM 4.9 / 10 kmSouthern AlaskaGFZ

"I felt it" reports:
Anchorage, Alaska (29.3 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Kasilof (133.9 km SSW from epicenter) [Map] / MMI III (Weak shaking)(via app)
(28 km SE from epicenter) [Map] / MMI IV (Light shaking)(via app)
East Anchorage / MMI II (Very weak shaking): Woke me up bed shaking seem to last quiet a while.
Anchorage, Seward hey and DeArmoun / MMI IV (Light shaking): It woke me up and shook for a while, seemed to last a while longer than some of the recent ones.
Soldotna, Alaska (90.6 km SW from epicenter) [Map] / MMI V (Moderate shaking): I felt one good jolt and then a little swaying. (via app)
(24.7 km SE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(29 km ESE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Peru (5102.9 km ENE from epicenter) [Map] / MMI IX (Violent shaking): lotssssssss of shacking and buildings shock around me it twase intense and ver unsetling it happen while i was eating and roof cave in it not good
Wasilla ak (41.7 km NE from epicenter) [Map] / MMI IV (Light shaking): Jolt (via app)
(30.6 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(23.4 km SSE from epicenter) [Map] / MMI V (Moderate shaking)(via app)
(53 km ENE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(53 km ENE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Richmond, BC / MMI III (Weak shaking): wobble room
(49.1 km NE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(56 km ENE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(33.6 km SSE from epicenter) [Map] / MMI VII (Very strong shaking)(via app)
(61.1 km ENE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(25.3 km SE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(45.9 km ENE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Anchorage 99504 / MMI V (Moderate shaking): Scared me, I can't take this! My small children want to be with me all night and I haven't been able to sleep. Now I know why.
(32.9 km ENE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Anchorage (26.2 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(112.6 km SSW from epicenter) [Map] / MMI II (Very weak shaking)(via app)
Wasilla / MMI V (Moderate shaking)
(34.5 km E from epicenter) [Map] / MMI IV (Light shaking)(via app)
(37.6 km N from epicenter) [Map] / MMI IV (Light shaking)
Anchorage, Alaska (29.3 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(52 km ENE from epicenter) [Map] / MMI V (Moderate shaking)(via app)
Talkeetna / MMI IV (Light shaking)
(37.3 km NE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Wasilla, behind bouncing bears off bogard / MMI IV (Light shaking): Waking up for work, noticed my Christmas tree trembling and then I quickly try and decide if this is another moment I need to grab my baby and get some where safe or let him sleep.... I'm exhausted, darn quakes
Girdwood (70.2 km SE from epicenter) [Map] / MMI VI (Strong shaking)(via app)
Chugiak / MMI V (Moderate shaking): Woke us up.
(28.6 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
99507 / MMI IV (Light shaking): Strong jolt then shaking
Anchorage, Alaska / MMI IV (Light shaking): I was sitting on the edge of my bed. The room felt like it was yanked one way and then back again.
(28.2 km SE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(34 km ENE from epicenter) [Map] / MMI VI (Strong shaking)(via app)
Wasilla, Ak (40.7 km NE from epicenter) [Map] / MMI V (Moderate shaking)
anchorage (35.6 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Anchorage / MMI V (Moderate shaking)
Big Lake (22.5 km NE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Anchorage / MMI IV (Light shaking)
(41.4 km ENE from epicenter) [Map] / MMI IV (Light shaking)
Anchorage (25.3 km SE from epicenter) [Map] / MMI IV (Light shaking): Quite a bit longer than the last one. Heavy enough to wake up one of the kids. Strongest one I've felt tonight. (via app)
(20.8 km SSE from epicenter) [Map] / MMI V (Moderate shaking)(via app)
Wasilla / MMI V (Moderate shaking)
(33.8 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Anchorage Midtown / MMI V (Moderate shaking): Very dizzy and sick feeling
Wasilla / MMI V (Moderate shaking): Woke me up
Palmer / MMI IV (Light shaking)
(23.2 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(28.8 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Anchorage / MMI V (Moderate shaking)
(20.5 km NNE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(29.1 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
(37.4 km SSE from epicenter) [Map] / MMI V (Moderate shaking)(via app)
(29.3 km SSE from epicenter) [Map] / MMI IV (Light shaking)(via app)
Eagle River (26.4 km SE from epicenter) [Map] / MMI V (Moderate shaking)(via app)
Palmer (United States of America) (58 km E from epicenter)(no details): Felt in Palmer/Butte, shook my bed, woke me up!!!! (via EMSC)
Wasilla (United States of America) (47 km NE from epicenter)(no details): Woke me up, definitely felt it in Wasilla (via EMSC)
Wasilla (United States of America) (42 km NE from epicenter)(no details): Толчки (via EMSC)
Wasilla (United States of America) (36 km NE from epicenter)(no details): Shook me enough to wake me. Felt like the beginnings of the 7.0 we had last week. (via EMSC)
Wasilla (United States of America) (52 km NE from epicenter)(no details): It woke me up, I felt it. (via EMSC)
Wasilla (United States of America) (47 km NE from epicenter)(no details): One good HolyIdk if im crazy but it feels like the ground is constantly shaking. Very faint though (via EMSC)
Wasilla (United States of America) (42 km NE from epicenter)(no details): Jolt (via EMSC)
Anchorage (United States of America) (30 km SE from epicenter)(no details): Just felt one bump, Then very faint waves for a couple seconds. (via EMSC)
Anchorage (United States of America) (27 km SE from epicenter)(no details): Just now, sitting having coffee (via EMSC)
Anchorage (United States of America) (23 km SE from epicenter)(no details): 4.7 felt that one! (via EMSC)
Palmer (United States of America) (75 km E from epicenter)(no details): Shook the bed for a second (via EMSC)
Anchorage (United States of America) (55 km SE from epicenter)(no details): Strong enough quake to make pictures on the wall rattle and make you stumble a bit if you were walking around. (via EMSC)
Wasilla (United States of America) (50 km E from epicenter)(no details): Lasted a few seconds, house shook, felt big. (via EMSC)
Anchorage (United States of America) (50 km SE from epicenter)(no details): Yup, bit of a jolt, woke me up (via EMSC)
Anchorage (United States of America) (49 km SE from epicenter)(no details): parked, in my car (via EMSC)
Anchorage (United States of America) (49 km SE from epicenter)(no details): Strong jolt.. Shook the house pretty good, but not long. (via EMSC)
Anchorage (United States of America) (49 km SE from epicenter)(no details): Quick (via EMSC)
Wasilla (United States of America) (49 km E from epicenter)(no details): In bed I heard it then felt it. Enough to wake my son and dog from dead sleep. (via EMSC)
Anchorage (United States of America) (47 km SE from epicenter)(no details): Definitely an aftershock. Shock the house hard (via EMSC)
Anchorage (United States of America) (41 km SE from epicenter)(no details): My bed was shaking... (via EMSC)

 

More on VolcanoDiscovery:

Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.