Volcano earthquake report for Monday, 21 Feb 2022
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 21 Feb 2022 Number in brackets indicate nr of quakes.

Quakes detected near: Akyarlar (1 quake mag 2.4), Askja (6 quakes between mag 0.9-1.7), Bardarbunga (2 quakes between mag 1.2-3.0), Brennisteinsfjöll (1 quake mag 1.2), Caldera del Atuel (1 quake mag 2.5), Clear Lake (28 quakes between mag 0.3-2.3)
Coso (2 quakes between mag 0.6-1.4), Etna (1 quake mag 3.0), Fagradalsfjall (5 quakes between mag 0.7-1.4), Herdubreid (4 quakes between mag 0.1-1.1), Hrómundartindur (1 quake mag 1.0), Irazu (1 quake mag 2.9), Katla (5 quakes between mag 0.2-1.2), La Palma (3 quakes between mag 1.5-2.0), Mauna Kea (1 quake mag 2.1), Palomo (1 quake mag 3.3), Tenorio (2 quakes between mag 2.3-3.3), Thordarhyrna (1 quake mag 2.0), Tjörnes Fracture Zone (1 quake mag 1.4), Vesuvius (1 quake mag 1.5), Yellowstone (1 quake mag 3.0) (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:



Akyarlar volcano (Turkey): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.2 km depth at 1 km distance S from the volcano.
Earthquake details:
2.4 quake Aegean Sea, 8.5 km north of Kos, Dodecanese, South Aegean, Greece, Feb 21, 2022 7:48 am (GMT +3) (1 km S)All earthquakes at Akyarlar

Bardarbunga volcano (Iceland): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 8 minutes, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 4.6 and 3.1 km.
Earthquake details:
3.0 quake Iceland: 2.7 Km NE of Bárðarbunga Feb 21, 2022 2:08 pm (GMT +0) (4 km NNE)1.2 quake Iceland: 3.4 Km NNE of Bárðarbunga Feb 21, 2022 2:16 pm (GMT +0) (5 km NNE)All earthquakes at Bardarbunga

Caldera del Atuel volcano (Central Chile and Argentina): magnitude 2.5 earthquake

A magnitude 2.5 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 10 km distance SW from the volcano.
Earthquake details:
2.5 quake 81 km southeast of Rancagua, Provincia de Cachapoal, O'Higgins, Chile, Feb 21, 2022 3:57 am (GMT -3) (10 km SW)All earthquakes at Caldera del Atuel

Clear Lake volcano (California): 28 earthquakes up to magnitude 2.3

Possible earthquake swarm: 28 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 4.3 and 0.0 km.
Earthquake details: (only 5 largest)
2.3 quake 7km NW of The Geysers, CA, Feb 21, 2022 10:12 am (GMT -8) (17 km S)1.6 quake 6km WNW of The Geysers, CA, Feb 20, 2022 4:33 pm (GMT -8) (19 km SSW)1.4 quake 8km WNW of Cobb, CA, Feb 20, 2022 8:34 pm (GMT -8) (13 km S)1.1 quake 8km NW of The Geysers, CA, Feb 20, 2022 4:37 pm (GMT -8) (16 km SSW)1.1 quake 4km W of Cobb, CA, Feb 20, 2022 10:09 pm (GMT -8) (16 km S)All earthquakes at Clear Lake

Etna volcano (Italy): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 22 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, Feb 21, 2022 2:38 am (GMT +1) (0 km SW)All earthquakes at Etna

Irazu volcano (Costa Rica): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.0 km depth at 11 km distance SW from the volcano.
Earthquake details:
2.9 quake Provincia de Cartago, 19 km east of San Jose, San José, Costa Rica, Feb 21, 2022 6:42 am (GMT -6) (11 km SW)All earthquakes at Irazu

Mauna Kea volcano (Hawai'i (Big Island)): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.5 km depth at 17 km distance SE from the volcano.
Earthquake details:
2.1 quake 27 Km W of Wainaku, Hawaii, Feb 20, 2022 8:07 pm (GMT -10) (17 km SE)All earthquakes at Mauna Kea

Palomo volcano (Central Chile and Argentina): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.1 km depth at 17 km distance WSW from the volcano.
Earthquake details:
3.3 quake 59 km southeast of Rancagua, Provincia de Cachapoal, O'Higgins, Chile, Feb 21, 2022 2:29 am (GMT -3) (17 km WSW)All earthquakes at Palomo

Tenorio volcano (Costa Rica): 2 earthquakes up to magnitude 3.3

2 earthquakes occurred near (under) the volcano at nearly the same time (05:20 UTC). Hypocenter depths ranged between 5.0 and 4.0 km.
Earthquake details:
3.3 quake Provincia de Alajuela, 27 km northeast of Canas, Costa Rica, Feb 20, 2022 11:20 pm (GMT -6) (8 km SE)2.3 quake Provincia de Alajuela, 26 km northeast of Canas, Costa Rica, Feb 20, 2022 11:20 pm (GMT -6) (11 km SE)All earthquakes at Tenorio

Yellowstone volcano (Wyoming ): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 17 km distance E from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): Wyoming, 36 mi southeast of West Yellowstone, Gallatin County, Montana, USA, Feb 21, 2022 12:34 pm (GMT -7) (17 km E)All earthquakes at Yellowstone
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/173396/Volcano-earthquake-report-for-Monday-21-Feb-2022.html