Volcano earthquake report for Sunday, 27 Dec 2020
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius during the past 24 hours on 27 Dec 2020 Number in brackets indicate nr of quakes.

Quakes detected near: Babuyan Claro (1 quake mag 2.9), Campi Flegrei (Phlegrean Fields) (1 quake mag 1.2), Clear Lake (16 quakes between mag 0.3-1.8), Coso (4 quakes between mag 1.0-1.3), Etna (1 quake mag 1.1), Herdubreid (3 quakes between mag 0.8-1.8)
Katla (13 quakes between mag 0.1-2.9), Krísuvík (8 quakes between mag 1.0-1.7), Laguna Aramuaca (1 quake mag 2.8), Lavic Lake (1 quake mag 2.2), Ontake-san (1 quake mag 2.5), Reykjanes (3 quakes between mag 0.8-2.3), Salton Buttes (1 quake mag 1.0), Tenerife (1 quake mag 1.0), Theistareykjarbunga (2 quakes between mag 0.4-1.2), Timber Mountain (1 quake mag 2.5), Yake-dake (1 quake mag 3.3) (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:


Babuyan Claro volcano (North of Luzon): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.0 km depth at 18 km distance WNW from the volcano.
Earthquake details:
2.9 quake South China Sea, 96 km south of Basco, Province of Batanes, Cagayan Valley, Philippines, 27 Dec 7:49 pm (GMT +8) (18 km WNW)All earthquakes at Babuyan Claro

Clear Lake volcano (California): 16 earthquakes up to magnitude 1.8

Possible earthquake swarm: 16 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 2.7 and 0.3 km.
Earthquake details: (only 5 largest)
1.8 quake Sonoma County, 5.5 mi west of Cobb, Lake County, California, USA, 26 Dec 6:03 pm (GMT -8) (15 km SSW)1.7 quake 3.5 mi west of Cobb, Lake County, California, USA, 26 Dec 7:38 pm (GMT -8) (17 km S)1.6 quake 3.6 mi west of Cobb, Lake County, California, USA, 26 Dec 5:02 pm (GMT -8) (17 km S)1.3 quake 1.7 mi west of Cobb, Lake County, California, USA, 26 Dec 4:14 pm (GMT -8) (16 km S)1.1 quake Sonoma County, 3.7 mi west of Cobb, Lake County, California, USA, 27 Dec 12:03 am (GMT -8) (17 km S)All earthquakes at Clear Lake

Katla volcano (Iceland): 13 earthquakes up to magnitude 2.9

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 14.8 and 0.0 km.
Earthquake details: (only 5 largest)
2.9 quake 3.2 Km NW of Hábunga, Iceland, 27 Dec 2:44 am (GMT +0) (5 km SW)2.4 quake 3.5 Km NNW of Hábunga, Iceland, 27 Dec 2:44 am (GMT +0) (4 km SW)1.5 quake 3.1 Km NNW of Hábunga, Iceland, 27 December 2020 02:45 UTC (4 km SW)1.2 quake 1.3 Km NNW of Hábunga, Iceland, 27 Dec 2:45 am (GMT +0) (5 km SSW)0.8 quake 3.0 Km NW of Hábunga, Iceland, 27 Dec 11:36 am (GMT +0) (6 km SW)All earthquakes at Katla

Laguna Aramuaca volcano (El Salvador): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 24 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 19 km distance S from the volcano.
Earthquake details:
2.8 quake 4.9 km north of Chirilagua, Departamento de San Miguel, El Salvador, 26 Dec 6:15 pm (GMT -6) (19 km S)All earthquakes at Laguna Aramuaca

Lavic Lake volcano (California): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.1 km depth at 14 km distance S from the volcano.
Earthquake details:
2.2 quake 33 mi east of Apple Valley, San Bernardino County, California, USA, 26 Dec 6:03 pm (GMT -8) (14 km S)All earthquakes at Lavic Lake

Ontake-san volcano (Honshu): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.0 km depth at 17 km distance ENE from the volcano.
Earthquake details:
2.5 quake Kiso-gun, 28 km west of Ina, Ina-shi, Nagano, Japan, 27 Dec 12:53 pm (GMT +9) (17 km ENE)All earthquakes at Ontake-san

Reykjanes volcano (Iceland): 3 earthquakes up to magnitude 2.3

3 earthquakes occurred near (under) the volcano during 41 seconds, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 3.8 and 1.5 km.
Earthquake details:
2.3 quake 1.9 Km NNE of Grindavík, Iceland, 27 Dec 1:55 pm (GMT +0) (7 km SE)1.5 quake 2.3 Km NNE of Grindavík, Iceland, 27 Dec 1:54 pm (GMT +0) (6 km SE)0.8 quake 1.8 Km NE of Grindavík, Iceland, 27 Dec 1:55 pm (GMT +0) (7 km SE)All earthquakes at Reykjanes

Timber Mountain volcano (Nevada): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.5 km depth at 18 km distance ENE from the volcano.
Earthquake details:
2.5 quake 30 mi northeast of Beatty, Nye County, Nevada, USA, 26 Dec 8:37 pm (GMT -8) (18 km ENE)All earthquakes at Timber Mountain

Yake-dake volcano (Honshu): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.9 km depth at 5 km distance ENE from the volcano.
Earthquake details:
3.3 quake Takayama Shi, Gifu, 29 km west of Matsumoto, Matsumoto Shi, Nagano, Japan, 28 Dec 2:38 am (GMT +9) (5 km ENE)All earthquakes at Yake-dake
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