Volcano earthquake report for Sunday, 28 Nov 2021

Quakes detected near: Clear Lake (30 quakes between mag 0.2-1.9), Coso (3 quakes between mag 0.7-1.4), Eldey (1 quake mag 1.8), Etna (1 quake mag 3.0), Galeras (1 quake mag 3.0), Herdubreid (3 quakes between mag 0.5-1.3)
Kirishima (1 quake mag 4.6), Krísuvík (11 quakes between mag 0.2-1.8), La Palma (129 quakes between mag 2.3-4.3), Long Valley (6 quakes between mag 0.2-1.3), Pelée (5 quakes between mag 0.7-1.2), Prestahnukur (1 quake mag 2.0), Reporoa (2 quakes between mag 1.5-1.8), San Salvador (1 quake mag 3.0), Santorini (1 quake mag 3.0), Sousaki (1 quake mag 2.3), Thordarhyrna (1 quake mag 2.0), Tjörnes Fracture Zone (3 quakes between mag 1.2-1.6), Vatnafjöll (4 quakes between mag 0.2-1.5) (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:

Clear Lake volcano (California): 30 earthquakes up to magnitude 1.9

Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 48 minutes ago. Hypocenter depths ranged between 6.9 and 0.8 km.
Earthquake details: (only 5 largest)
1.9 quake 9km NW of The Geysers, CA, Nov 28, 2021 11:25 am (GMT -8) (15 km SSW)
1.6 quake 9km W of Cobb, CA, Nov 28, 2021 11:26 am (GMT -8) (15 km SSW)
1.5 quake 9km WNW of Cobb, CA, Nov 28, 2021 11:27 am (GMT -8) (15 km SSW)
1.4 quake 8km NW of The Geysers, CA, Nov 28, 2021 3:01 pm (GMT -8) (16 km SSW)
1.4 quake 4km W of Cobb, CA, Nov 28, 2021 1:50 am (GMT -8) (17 km S)
All earthquakes at Clear Lake

Etna volcano (Italy): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 0 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 30 km north of Catania, Sicily, Italy, Nov 28, 2021 4:47 pm (GMT +1) (0 km SW)
All earthquakes at Etna

Galeras volcano (Colombia): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 9 km distance ESE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 3.4 km southwest of Pasto, Departamento de Nariño, Colombia, Nov 28, 2021 10:19 am (GMT -5) (9 km ESE)
All earthquakes at Galeras

Kirishima volcano (Kyushu): magnitude 4.6 earthquake

A magnitude 4.6 earthquake occurred at the volcano 1 hour 36 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 10 km distance W from the volcano.
Earthquake details:
4.6 quake Aira Gun, 44 km northeast of Kagoshima, Japan, Nov 29, 2021 7:13 am (GMT +9) (10 km W)
All earthquakes at Kirishima

Krísuvík volcano (Reykjanes Peninsula, Iceland): 11 earthquakes up to magnitude 1.8

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 8.0 and 0.4 km.
Earthquake details: (only 5 largest)
1.8 quake Iceland: 2.0 Km SSW of Keilir Nov 27, 2021 11:55 pm (GMT +0) (4 km W)
1.5 quake Iceland: 2.1 Km SSW of Keilir Nov 27, 2021 11:54 pm (GMT +0) (4 km W)
0.8 quake Iceland: 1.6 Km SSW of Keilir Nov 27, 2021 11:55 pm (GMT +0) (4 km W)
0.7 quake Iceland: 2.6 Km SSW of Keilir Nov 28, 2021 11:38 am (GMT +0) (5 km WSW)
0.6 quake Iceland: 2.1 Km SSW of Keilir Nov 28, 2021 4:39 am (GMT +0) (5 km W)
All earthquakes at Krísuvík

La Palma volcano (Canary Islands): 129 earthquakes up to magnitude 4.3

Possible earthquake swarm: 129 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 26 minutes ago. Hypocenter depths ranged between 46.0 and 10.0 km.
Earthquake details: (only 5 largest)
4.3 quake La Palma Island, 14 km southeast of Los Llanos de Aridane, Spain, Nov 28, 2021 7:05 pm (GMT +0) (3 km ESE)
3.5 quake La Palma Island, 12 km southeast of Los Llanos de Aridane, Spain, Nov 28, 2021 1:27 pm (GMT +0) (1 km ENE)
3.5 quake La Palma Island, 13 km southeast of Los Llanos de Aridane, Spain, Nov 28, 2021 7:02 am (GMT +0) (2 km S)
3.5 quake La Palma Island, 12 km southeast of Los Llanos de Aridane, Spain, Nov 28, 2021 7:00 am (GMT +0) (2 km SSW)
3.5 quake La Palma Island, 13 km southeast of Los Llanos de Aridane, Spain, Nov 28, 2021 6:56 am (GMT +0) (1 km ESE)
All earthquakes at La Palma

San Salvador volcano (El Salvador): 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 9 km distance E from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 5.2 km northwest of San Salvador, El Salvador, Nov 28, 2021 1:33 am (GMT -6) (9 km E)
All earthquakes at San Salvador

Santorini volcano (Greece): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 24 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 8 km distance SE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1.8 km east of Emporeio, Nomos Kykladon, South Aegean, Greece, Nov 28, 2021 1:57 am (GMT +2) (8 km SE)
All earthquakes at Santorini

Sousaki volcano (Greece): magnitude 2.3 earthquake

A magnitude 2.3 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 18 km distance NW from the volcano.
Earthquake details:
2.3 quake 15 km north of Corinto, Corinthia, Peloponnese, Greece, Nov 28, 2021 4:53 am (GMT +2) (18 km NW)
All earthquakes at Sousaki