Volcano earthquake report for Tuesday, 14 Dec 2021
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 14 Dec 2021 Number in brackets indicate nr of quakes.

Quakes detected near: Akuseki-jima (2 quakes between mag 2.6-3.2), Banda Api (1 quake mag 3.1), Bardarbunga (4 quakes between mag 0.5-1.9), Brennisteinsfjöll (3 quakes between mag 0.7-1.0), Cerro Singüil (1 quake mag 2.7), Clear Lake (17 quakes between mag 0.2-2.0)
Davidof (1 quake mag 3.0), Grímsvötn (5 quakes between mag 0.6-2.2), Ililabalekan (1 quake mag 3.0), Irruputuncu (1 quake mag 2.9), Krísuvík (2 quakes between mag 0.9-1.8), La Palma (93 quakes between mag 1.1-3.2), Laacher See (1 quake mag 1.7), Leroboleng (1 quake mag 2.7), Long Valley (3 quakes between mag 0.3-1.1), Mono Lake (1 quake mag 1.4), Nevados Casiri (1 quake mag 4.0), Nisyros (1 quake mag 1.9), Patah (1 quake mag 2.8), Rotorua (1 quake mag 3.0), Salton Buttes (1 quake mag 1.4), San Pablo (1 quake mag 3.0), San Salvador (1 quake mag 2.8), Tjörnes Fracture Zone (2 quakes between mag 1.2-1.6), Vatnafjöll (6 quakes between mag 0.6-1.6), Yojoa (1 quake mag 3.0), Zapatera (1 quake mag 2.8) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 50 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:


Akuseki-jima volcano (Ryukyu Islands): 2 earthquakes up to magnitude 3.2

2 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 5.6 and 5.3 km.
Earthquake details:
3.2 quake East China Sea, 110 km north of Naze, Amami Shi, Kagoshima, Japan, Dec 15, 2021 1:47 am (GMT +9) (16 km SW)2.6 quake East China Sea, Japan, Dec 15, 2021 4:30 am (GMT +9) (19 km SW)All earthquakes at Akuseki-jima

Banda Api volcano (Banda Sea): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 23.0 km depth at 18 km distance S from the volcano.
Earthquake details:
3.1 quake Banda Sea, 183 km southeast of Amahai, Maluku, Indonesia, Dec 15, 2021 6:06 am (GMT +9) (18 km S)All earthquakes at Banda Api

Cerro Singüil volcano (El Salvador): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 12 km distance NW from the volcano.
Earthquake details:
2.7 quake Municipio de Atescatempa, 22 km south of Asuncion, Guatemala, Dec 13, 2021 8:43 pm (GMT -6) (12 km NW)All earthquakes at Cerro Singüil

Clear Lake volcano (California): 17 earthquakes up to magnitude 2.0

Possible earthquake swarm: 17 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 20 minutes ago. Hypocenter depths ranged between 4.9 and 0.5 km.
Earthquake details: (only 5 largest)
2.0 quake 4km NNW of Clearlake, CA, Dec 14, 2021 7:36 am (GMT -8) (11 km ENE)1.9 quake 7km WNW of Cobb, CA, Dec 14, 2021 3:29 pm (GMT -8) (14 km S)1.6 quake 5km NW of The Geysers, CA, Dec 14, 2021 9:41 am (GMT -8) (17 km S)1.0 quake 6km W of Cobb, CA, Dec 14, 2021 11:46 am (GMT -8) (16 km S)1.0 quake 8km NW of The Geysers, CA, Dec 14, 2021 2:47 am (GMT -8) (16 km SSW)All earthquakes at Clear Lake

Davidof volcano (Aleutian Islands): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 1 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): Bering Sea, USA, Dec 13, 2021 8:39 pm (GMT -10) (1 km SW)All earthquakes at Davidof

Grímsvötn volcano (Iceland): 5 earthquakes up to magnitude 2.2

5 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 3.9 and 3.2 km.
Earthquake details:
2.2 quake Iceland: 5.2 Km N of Grímsfjall Dec 14, 2021 3:36 pm (GMT +0) (4 km NE)2.1 quake Iceland: 2.7 Km W of Grímsfjall Dec 14, 2021 4:53 am (GMT +0) (2 km S)1.6 quake Iceland: 16.0 Km SSE of Grímsfjall Dec 14, 2021 4:02 pm (GMT +0) (19 km SSE)1.0 quake Iceland: 16.3 Km SSE of Grímsfjall Dec 14, 2021 4:26 pm (GMT +0) (19 km SSE)0.6 quake Iceland: 6.1 Km SW of Grímsfjall Dec 14, 2021 1:36 am (GMT +0) (6 km SSW)All earthquakes at Grímsvötn

Ililabalekan volcano (Lesser Sunda Islands): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 9 km distance WNW from the volcano.
Earthquake details:
3.0 quake 120 km east of Maumere, East Nusa Tenggara, Indonesia, Dec 14, 2021 5:33 pm (GMT +8) (9 km WNW)All earthquakes at Ililabalekan

Irruputuncu volcano (Northern Chile, Bolivia and Argentina): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 29.2 km depth at 14 km distance SSW from the volcano.
Earthquake details:
2.9 quake Provincia del Tamarugal, Tarapaca, Chile, Dec 14, 2021 5:48 pm (GMT -3) (14 km SSW)All earthquakes at Irruputuncu

La Palma volcano (Canary Islands): 93 earthquakes up to magnitude 3.2

Possible earthquake swarm: 93 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 1 hour 13 minutes ago. Hypocenter depths ranged between 39.0 and 3.0 km.
Earthquake details: (only 5 largest)
3.2 quake La Palma Island, 14 km southeast of Los Llanos de Aridane, Spain, Dec 14, 2021 12:19 pm (GMT +0) (3 km S)3.2 quake La Palma Island, 13 km southeast of Los Llanos de Aridane, Spain, Dec 14, 2021 10:15 am (GMT +0) (2 km S)3.1 quake La Palma Island, 13 km southeast of Los Llanos de Aridane, Spain, Dec 14, 2021 6:39 am (GMT +0) (2 km S)Reported seismic-like event (likely no quake): La Palma Island, 3.9 km southwest of Santa Cruz de La Palma, Spain, Dec 14, 2021 9:40 pm (GMT +0) (10 km NNE)2.9 quake La Palma Island, 12 km southeast of Los Llanos de Aridane, Spain, Dec 14, 2021 8:14 am (GMT +0) (1 km NE)All earthquakes at La Palma

Leroboleng volcano (Flores): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 38.0 km depth at 10 km distance W from the volcano.
Earthquake details:
2.7 quake Flores Sea, 67 km northeast of Maumere, East Nusa Tenggara, Indonesia, Dec 15, 2021 1:23 am (GMT +8) (10 km W)All earthquakes at Leroboleng

Nevados Casiri volcano (Peru): magnitude 4.0 earthquake

A magnitude 4.0 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 8 km distance SSW from the volcano.
Earthquake details:
4.0 quake 69 km northeast of Tacna, Peru, Dec 14, 2021 12:33 pm (GMT -5) (8 km SSW)All earthquakes at Nevados Casiri

Patah volcano (Sumatra): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 18 km distance ESE from the volcano.
Earthquake details:
2.8 quake 41 km southeast of Pagar Alam, Lahat Regency, South Sumatra, Indonesia, Dec 14, 2021 3:51 pm (GMT +7) (18 km ESE)All earthquakes at Patah

Rotorua volcano (New Zealand): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 17 km distance W from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 16 km west of Rotorua, Bay of Plenty, New Zealand, Dec 14, 2021 9:13 pm (GMT +13) (17 km W)All earthquakes at Rotorua

San Pablo volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 17 km distance W from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): Batangas, 10 km south of Calamba, Laguna, Calabarzon, Philippines, Dec 14, 2021 9:15 am (GMT +8) (17 km W)All earthquakes at San Pablo

San Salvador volcano (El Salvador): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 0 km distance NE from the volcano.
Earthquake details:
2.8 quake Departamento de La Libertad, 12 km northwest of San Salvador, El Salvador, Dec 14, 2021 5:36 am (GMT -6) (0 km NE)All earthquakes at San Salvador

Yojoa volcano (Honduras): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 5 km distance WSW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): Departamento de Cortés, 23 km east of Santa Barbara, Honduras, Dec 13, 2021 11:25 pm (GMT -6) (5 km WSW)All earthquakes at Yojoa

Zapatera volcano (Nicaragua): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 38 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 7.0 km depth at 13 km distance WSW from the volcano.
Earthquake details:
2.8 quake 16 km southeast of Nandaime, Granada, Nicaragua, Dec 14, 2021 5:11 pm (GMT -6) (13 km WSW)All earthquakes at Zapatera
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/156149/Volcano-earthquake-report-for-Tuesday-14-Dec-2021.html