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Volcano Earthquake report

Volcano earthquake report for Wednesday, 12 Dec 2018

Wednesday Dec 12, 2018 23:50 PM | BY: EARTHQUAKEMONITOR

World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 12 Dec 2018 Number in brackets indicate nr of quakes.
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius during the past 24 hours on 12 Dec 2018 Number in brackets indicate nr of quakes.
Quakes detected near: Askja (11 quakes between mag 0.1-1.0), Atka (1 quake mag 1.5), Bardarbunga (4 quakes between mag 0.5-2.0), Clear Lake (14 quakes between mag 0.6-2.1), Coso (3 quakes between mag 0.9-2.3), Etna (1 quake mag 1.4)
Eyafjallajökull (1 quake mag 1.4), Grensdalur (1 quake mag 1.1), Grímsvötn (1 quake mag 1.0), Hrómundartindur (2 quakes between mag 0.6-1.0), Irazu (1 quake mag 3.4), Katla (2 quakes between mag 1.1-1.8), Kilauea (2 quakes between mag 1.7-2.0), Mammoth Mountain (7 quakes between mag 0.3-1.1), Maroa (5 quakes between mag 1.7-2.3), Mount Rainier (1 quake mag 1.8), Redoubt (1 quake mag 1.7), Salton Buttes (1 quake mag 1.5), Tjörnes Fracture Zone (2 quakes between mag 0.7-1.1), Torfajökull (2 quakes between mag 1.3-1.3), Ubehebe Craters (1 quake mag 1.8), Öraefajökull (4 quakes between mag 0.2-1.7) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 20 km under active volcanoes are reported. The list is not complete because many volcanoes are not monitored and/or seismic data in high resolution is not available publicly.

Volcanoes with recent earthquakes above magnitude 2 or more than 10 quakes are listed below:




Askja volcano (Iceland): 11 earthquakes up to magnitude 1.0

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 8.2 and 1.1 km.
Earthquake details: (only 5 largest)
M 1.0 quake: 7.1 km SE of Dreki on Wed, 12 Dec 11h08 (12 km ESE)
M 0.7 quake: 7.0 km ESE of Dreki on Wed, 12 Dec 13h38 (13 km ESE)
M 0.7 quake: 3.9 km WNW of Dreki on Wed, 12 Dec 13h14 (4 km ENE)
M 0.6 quake: 7.2 km ESE of Dreki on Wed, 12 Dec 11h07 (13 km ESE)
M 0.5 quake: 7.1 km ESE of Dreki on Wed, 12 Dec 11h08 (13 km ESE)
All earthquakes at Askja

Clear Lake volcano (California): 14 earthquakes up to magnitude 2.1

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 3.3 and 0.9 km.
Earthquake details: (only 5 largest)
M 2.1 quake: NORTHERN CALIFORNIA on Wed, 12 Dec 10h58 (19 km S)
M 2.0 quake: 10km NW of The Geysers, CA on Wed, 12 Dec 01h13 (17 km SSE)
M 1.8 quake: 4km WNW of Cobb, CA on Wed, 12 Dec 21h42 (15 km S)
M 1.8 quake: 7km WNW of The Geysers, CA on Wed, 12 Dec 07h42 (18 km S)
M 1.1 quake: 6km NW of The Geysers, CA on Wed, 12 Dec 20h34 (18 km S)
All earthquakes at Clear Lake

Coso volcano (California): 3 earthquakes up to magnitude 2.3

3 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 1 hour 7 minutes ago. Hypocenter depths ranged between 4.0 and 1.6 km.
Earthquake details:
M 2.3 quake: CENTRAL CALIFORNIA on Wed, 12 Dec 10h09 (17 km SSW)
M 0.9 quake: 12km NE of Little Lake, CA on Wed, 12 Dec 22h42 (2 km S)
M 0.9 quake: 3km SW of Little Lake, CA on Wed, 12 Dec 20h10 (16 km SSW)
All earthquakes at Coso

Irazu volcano (Costa Rica): magnitude 3.4 earthquake

A magnitude 3.4 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 12 km distance SSW from the volcano.
Earthquake details:
M 3.4 quake: 2 km al Sur de Cot, Oreamuno. on Wed, 12 Dec 00h31 (12 km SSW)
All earthquakes at Irazu

Maroa volcano (New Zealand): 5 earthquakes up to magnitude 2.3

5 earthquakes occurred near (under) the volcano during 27 minutes, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 5.4 and 4.6 km.
Earthquake details:
M 2.3 quake: New Zealand on Wed, 12 Dec 08h29 (10 km WNW)
M 2.1 quake: New Zealand on Wed, 12 Dec 08h17 (10 km WNW)
M 2.0 quake: New Zealand on Wed, 12 Dec 08h33 (11 km WNW)
M 1.7 quake: New Zealand on Wed, 12 Dec 08h22 (10 km WNW)
M 1.7 quake: New Zealand on Wed, 12 Dec 08h07 (10 km WNW)
All earthquakes at Maroa
Previous news
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 11 Dec 2018 Number in brackets indicate nr of quakes.
Tuesday, Dec 11, 2018
Quakes detected near: Clear Lake (11 quakes between mag 0.3-2.6), Coso (2 quakes between mag 0.8-1.1), Etna (1 quake mag 1.9), Hrómundartindur (1 quake mag 1.1), Katla (1 quake mag 1.5), Kilauea (4 quakes between mag 1.8-2.9) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 10 Dec 2018 Number in brackets indicate nr of quakes.
Monday, Dec 10, 2018
Quakes detected near: Askja (4 quakes between mag 0.3-1.9), Bardarbunga (5 quakes between mag 0.3-1.0), Brennisteinsfjöll (1 quake mag 1.0), Clear Lake (14 quakes between mag 0.4-2.3), Eyafjallajökull (1 quake mag 1.6), Hrómundartindur (5 quakes between mag 0.6-1.4) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  9 Dec 2018 Number in brackets indicate nr of quakes.
Sunday, Dec 09, 2018
Quakes detected near: Askja (4 quakes between mag 0.5-1.2), Bardarbunga (10 quakes between mag 0.2-1.2), Cerro Negro de Mayasquer (1 quake mag 3.6), Clear Lake (15 quakes between mag 0.3-2.4), Grímsvötn (3 quakes between mag 0.7-1.1), Kilauea (7 quakes between mag 1.7-2.7) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  8 Dec 2018 Number in brackets indicate nr of quakes.
Saturday, Dec 08, 2018
Quakes detected near: Akyarlar (1 quake mag 1.6), Askja (2 quakes between mag 0.7-1.1), Bardarbunga (7 quakes between mag 0.5-1.7), Clear Lake (8 quakes between mag 0.3-2.3), Coso (2 quakes between mag 1.2-2.3), Hrómundartindur (7 quakes between mag 0.3-2.0) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  7 Dec 2018 Number in brackets indicate nr of quakes.
Friday, Dec 07, 2018
Quakes detected near: Bardarbunga (4 quakes between mag 0.5-1.5), Clear Lake (14 quakes between mag 0.3-1.9), Gareloi (1 quake mag 1.3), Great Sitkin (1 quake mag 1.3), Grensdalur (4 quakes between mag 0.6-1.0), Hrómundartindur (4 quakes between mag 0.3-1.0) ... [more]

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