Volcano earthquake report for Tuesday, 22 Feb 2022
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 22 Feb 2022 Number in brackets indicate nr of quakes.

Quakes detected near: Ambalatungan (1 quake mag 1.7), Askja (2 quakes between mag 0.8-1.4), Bardarbunga (7 quakes between mag 1.1-4.8), Clear Lake (31 quakes between mag 0.4-1.5), Coso (3 quakes between mag 0.6-1.1), Eldey (2 quakes between mag 1.6-2.0)
Fagradalsfjall (2 quakes between mag 0.9-1.1), Hrómundartindur (4 quakes between mag 0.8-1.3), Kolumbo (2 quakes between mag 2.1-2.2), La Palma (2 quakes between mag 1.7-2.1), Laacher See (1 quake mag 1.7), Lassen (1 quake mag 1.9), Madeira (1 quake mag 3.0), Prestahnukur (1 quake mag 1.5), Reykjanes (1 quake mag 1.0), Ruapehu (2 quakes between mag 1.1-1.3), Salton Buttes (2 quakes between mag 1.5-2.4), San Pedro (1 quake mag 3.3), Takawangha (1 quake mag 1.9), Tenorio (1 quake mag 2.8), Tjörnes Fracture Zone (2 quakes between mag 1.1-1.2), Upolu (1 quake mag 3.0), Vesuvius (1 quake mag 1.0) (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:



Bardarbunga volcano (Iceland): 7 earthquakes up to magnitude 4.8

7 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 12.8 and 3.4 km.
Earthquake details: (only 5 largest)
4.8 quake Iceland: 5.0 Km NE of Bárðarbunga Feb 22, 2022 10:11 am (GMT +0) (7 km NNE)3.8 quake Iceland: 4.7 Km NE of Bárðarbunga Feb 22, 2022 10:11 am (GMT +0) (7 km NNE)2.9 quake Iceland: 2.6 Km S of Bárðarbunga Feb 22, 2022 4:36 am (GMT +0) (1 km S)2.3 quake Iceland: 5.6 Km E of Bárðarbunga Feb 22, 2022 10:14 am (GMT +0) (6 km ENE)1.8 quake Iceland: 2.7 Km NNE of Bárðarbunga Feb 22, 2022 10:16 am (GMT +0) (4 km NNE)All earthquakes at Bardarbunga

Clear Lake volcano (California): 31 earthquakes up to magnitude 1.5

Possible earthquake swarm: 31 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 48 minutes ago. Hypocenter depths ranged between 2.9 and 0.5 km.
Earthquake details: (only 5 largest)
1.5 quake 11km WNW of The Geysers, CA, Feb 22, 2022 3:35 am (GMT -8) (18 km SSW)1.2 quake 8km NW of The Geysers, CA, Feb 22, 2022 9:56 am (GMT -8) (16 km SSW)1.2 quake 7km W of Cobb, CA, Feb 21, 2022 10:33 pm (GMT -8) (16 km S)1.2 quake 6km WNW of Cobb, CA, Feb 22, 2022 1:20 am (GMT -8) (15 km S)1.1 quake 7km WNW of Cobb, CA, Feb 22, 2022 5:03 am (GMT -8) (15 km S)All earthquakes at Clear Lake

Kolumbo volcano (Greece): 2 earthquakes up to magnitude 2.2

2 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 10.5 and 5.0 km.
Earthquake details:
2.2 quake Aegean Sea, 21 km east of Oia, Nomos Kykladon, South Aegean, Greece, Feb 22, 2022 5:00 am (GMT +2) (10 km E)2.1 quake Aegean Sea, 19 km east of Oia, Nomos Kykladon, South Aegean, Greece, Feb 22, 2022 9:47 am (GMT +2) (8 km E)All earthquakes at Kolumbo

La Palma volcano (Canary Islands): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 11.0 and 3.0 km.
Earthquake details:
2.1 quake La Palma Island, 13 km southeast of Los Llanos de Aridane, Spain, Feb 22, 2022 4:54 am (GMT +0) (2 km S)1.7 quake La Palma Island, 6.7 km southeast of Los Llanos de Aridane, Spain, Feb 22, 2022 12:58 pm (GMT +0) (5 km NW)All earthquakes at La Palma

Madeira volcano (Madeira): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 19 km distance ESE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 8.9 km east of Funchal, Madeira, Portugal, Feb 22, 2022 12:31 pm (GMT +0) (19 km ESE)All earthquakes at Madeira

Salton Buttes volcano (California): 2 earthquakes up to magnitude 2.4

2 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 9.8 and 8.6 km.
Earthquake details:
2.4 quake 4km ENE of Westmorland, CA, Feb 21, 2022 9:39 pm (GMT -8) (17 km S)1.5 quake 2km E of Westmorland, CA, Feb 22, 2022 3:30 am (GMT -8) (18 km S)All earthquakes at Salton Buttes

San Pedro volcano (Northern Chile, Bolivia and Argentina): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.6 km depth at 11 km distance WSW from the volcano.
Earthquake details:
3.3 quake 74 km northeast of Calama, Provincia de El Loa, Antofagasta, Chile, Feb 22, 2022 8:22 am (GMT -3) (11 km WSW)All earthquakes at San Pedro

Tenorio volcano (Costa Rica): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 6 km distance SE from the volcano.
Earthquake details:
2.8 quake 27 km northeast of Canas, Cañas, Provincia de Guanacaste, Costa Rica, Feb 22, 2022 12:43 pm (GMT -6) (6 km SE)All earthquakes at Tenorio

Upolu volcano (Samoan and Wallis Islands): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 12 km distance NW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 2.7 km southwest of Apia, Tuamasaga, Samoa, Feb 22, 2022 11:57 pm (GMT +13) (12 km NW)All earthquakes at Upolu
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/173497/Volcano-earthquake-report-for-Tuesday-22-Feb-2022.html