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Volcano earthquake report for Tuesday, 23 Mar 2021

Tue, 23 Mar 2021, 23:50
23:50 PM | BY: EARTHQUAKEMONITOR
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 23 Mar 2021 Number in brackets indicate nr of quakes.
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius during the past 24 hours on 23 Mar 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Akyarlar (1 quake mag 1.8), Brennisteinsfjöll (5 quakes between mag 0.2-1.0), Chaîne des Puys (1 quake mag 1.3), Clear Lake (28 quakes between mag 0.2-2.4), Coso (3 quakes between mag 0.1-1.4), Eldey (3 quakes between mag 1.4-1.6)
Etna (1 quake mag 2.0), Fagradalsfjall (93 quakes between mag 0.1-1.6), Grímsvötn (2 quakes between mag 0.8-1.1), Herdubreid (6 quakes between mag 0.2-1.0), Katla (3 quakes between mag 0.7-2.0), Kilauea (2 quakes between mag 1.2-1.8), Krísuvík (51 quakes between mag 0.1-1.8), Piton de la Fournaise (9 quakes between mag 0.3-1.5), Reykjanes (34 quakes between mag 0.1-2.1), Tenerife (3 quakes between mag 0.1-1.1) (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:




Clear Lake volcano (California): 28 earthquakes up to magnitude 2.4

Possible earthquake swarm: 28 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 2 minutes ago. Hypocenter depths ranged between 7.0 and 0.1 km.
Earthquake details: (only 5 largest)
2.4 quake 9km WNW of The Geysers, CA, USA, 23 Mar 2021 8:31 am (GMT -7) (18 km SSW)
2.3 quake 4km W of Cobb, CA, USA, 23 Mar 2021 10:06 am (GMT -7) (16 km S)
2.2 quake 4km W of Cobb, CA, USA, 23 Mar 2021 10:14 am (GMT -7) (16 km S)
1.4 quake 7km W of Cobb, CA, USA, 23 Mar 2021 8:44 am (GMT -7) (16 km S)
1.4 quake 6km WNW of The Geysers, CA, USA, 23 Mar 2021 3:14 am (GMT -7) (19 km S)
All earthquakes at Clear Lake

Fagradalsfjall volcano (Reykjanes Peninsula, Iceland): 93 earthquakes up to magnitude 1.6

Possible earthquake swarm: 93 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 6.9 and 0.0 km.
Earthquake details: (only 5 largest)
1.6 quake 2.9 Km SW of Keilir, Iceland, 23 Mar 2021 3:11 pm (GMT +0) (4 km NE)
1.5 quake 4.3 Km NE of Grindavík, Iceland, 23 March 2021 12:10 GMT (6 km WSW)
1.5 quake 3.2 Km S of Fagradalsfjall, Iceland, 23 March 2021 16:31 GMT (2 km SSW)
1.4 quake 3.3 Km SW of Keilir, Iceland, 23 March 2021 04:14 GMT (4 km NE)
1.3 quake 4.2 Km S of Fagradalsfjall, Iceland, 23 Mar 2021 1:53 am (GMT +0) (3 km SSW)
All earthquakes at Fagradalsfjall

Krísuvík volcano (Reykjanes Peninsula, Iceland): 51 earthquakes up to magnitude 1.8

Possible earthquake swarm: 51 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 7.1 and 0.1 km.
Earthquake details: (only 5 largest)
1.8 quake 1.1 Km SW of Keilir, Iceland, 23 March 2021 13:02 GMT (4 km W)
1.8 quake 1.7 Km SW of Keilir, Iceland, 23 Mar 2021 6:23 am (GMT +0) (5 km W)
1.6 quake 2.3 Km SSW of Keilir, Iceland, 23 March 2021 05:09 GMT (4 km W)
1.5 quake 1.2 Km SW of Krýsuvík, Iceland, 23 March 2021 05:40 GMT (5 km S)
1.3 quake 4.7 Km NNE of Krýsuvík, Iceland, 23 March 2021 08:09 GMT (3 km E)
All earthquakes at Krísuvík

Reykjanes volcano (Reykjanes Peninsula, Iceland): 34 earthquakes up to magnitude 2.1

Possible earthquake swarm: 34 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 7.0 and 0.1 km.
Earthquake details: (only 5 largest)
2.1 quake 2.0 Km NW of Reykjanestá, Iceland, 23 Mar 2021 5:05 am (GMT +0) (14 km SW)
2.0 quake 4.1 Km N of Grindavík, Iceland, 23 Mar 2021 5:36 pm (GMT +0) (4 km ESE)
1.8 quake 3.2 Km NNE of Grindavík, Iceland, 23 Mar 2021 2:21 am (GMT +0) (6 km ESE)
1.8 quake 2.4 Km WNW of Reykjanestá, Iceland, 23 Mar 2021 6:38 am (GMT +0) (13 km SW)
1.8 quake 3.0 Km NW of Reykjanestá, Iceland, 23 Mar 2021 5:37 pm (GMT +0) (13 km SW)
All earthquakes at Reykjanes

Προηγούμενες ειδήσεις

Mon, 22 Mar 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 22 Mar 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Clear Lake (34 quakes between mag 0.1-2.0), Eldey (2 quakes between mag 1.6-1.7), Etna (3 quakes between mag 1.4-1.8), Fagradalsfjall (65 quakes between mag 0.1-2.0), Hrómundartindur (2 quakes between mag 0.3-1.0), Katla (3 quakes between mag 0.3-2.1) ... Read all
Sun, 21 Mar 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 21 Mar 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Bardarbunga (6 quakes between mag 0.4-2.2), Brennisteinsfjöll (4 quakes between mag 0.5-1.2), Cabalian (1 quake mag 2.4), Clear Lake (25 quakes between mag 0.4-1.8), Coso (4 quakes between mag 0.8-1.8), Etna (21 quakes between mag 1.1-2.8) ... Read all
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