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Volcano Earthquake report

Volcano earthquake report for Wednesday, 21 Aug 2019

Wednesday Aug 21, 2019 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 21 Aug 2019 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 21 Aug 2019 Number in brackets indicate nr of quakes.
Quakes detected near: Bardarbunga (10 quakes between mag 0.1-3.5), Clear Lake (28 quakes between mag 0.2-1.6), Coso (78 quakes between mag 0.3-2.9), Etna (1 quake mag 3.1), Eyafjallajökull (2 quakes between mag 0.5-1.3), Gagak (6 quakes between mag 2.5-3.4)
Grímsvötn (2 quakes between mag 0.6-1.0), Irazu (2 quakes between mag 2.6-3.2), Katla (1 quake mag 1.4), Kialagvik (1 quake mag 1.6), Kilauea (3 quakes between mag 1.7-1.8), Krafla (1 quake mag 1.7), Krísuvík (4 quakes between mag 0.4-1.1), Kverkfjöll (4 quakes between mag 0.2-1.2), Lassen (2 quakes between mag 0.6-1.4), Loki-Fögrufjöll volcano (2 quakes between mag 1.3-1.3), Mauna Loa (1 quake mag 1.7), Okataina (Tarawera) (2 quakes between mag 1.8-2.1), Perbakti (1 quake mag 2.5), Redoubt (1 quake mag 1.7), Snowy Mountain (2 quakes between mag 0.9-1.2), Tenerife (1 quake mag 1.5), Tjörnes Fracture Zone (1 quake mag 1.4), Yellowstone (1 quake mag 2.2) (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:




Bardarbunga volcano (Iceland): 10 earthquakes up to magnitude 3.5

10 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 19.3 and 0.5 km.
Earthquake details: (only 5 largest)
M 3.5 quake: 4.3 km NE of Bárðarbunga (Iceland) on Wed, 21 Aug 02h42 (5 km NNE)
M 2.7 quake: 5.4 km NE of Bárðarbunga (Iceland) on Wed, 21 Aug 02h42 (6 km NE)
M 1.3 quake: 1.5 km NNE of Bárðarbunga (Iceland) on Wed, 21 Aug 16h45 (3 km N)
M 1.2 quake: 3.2 km N of Bárðarbunga (Iceland) on Wed, 21 Aug 03h05 (5 km N)
M 1.0 quake: 15.3 km S of Kistufell (Iceland) on Wed, 21 Aug 08h58 (17 km E)
All earthquakes at Bardarbunga

Clear Lake volcano (California): 28 earthquakes up to magnitude 1.6

Possible earthquake swarm: 28 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 40 minutes ago. Hypocenter depths ranged between 3.6 and 0.4 km.
Earthquake details: (only 5 largest)
M 1.6 quake: 6km WNW of The Geysers, CA (USA) on Wed, 21 Aug 05h01 (19 km S)
M 1.4 quake: 7km NW of The Geysers, CA (USA) on Wed, 21 Aug 08h40 (17 km S)
M 1.4 quake: 7km WNW of The Geysers, CA (USA) on Wed, 21 Aug 19h55 (18 km S)
M 1.2 quake: 7km NW of The Geysers, CA (USA) on Wed, 21 Aug 01h18 (16 km S)
M 1.0 quake: 5km NW of The Geysers, CA (USA) on Wed, 21 Aug 12h49 (17 km S)
All earthquakes at Clear Lake

Coso volcano (California): 78 earthquakes up to magnitude 2.9

Possible earthquake swarm: 78 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 22 minutes ago. Hypocenter depths ranged between 16.6 and 0.0 km.
Earthquake details: (only 5 largest)
M 2.9 quake: 17km ESE of Little Lake, CA (USA) on Wed, 21 Aug 09h57 (18 km S)
M 2.5 quake: 17km ESE of Little Lake, CA (USA) on Wed, 21 Aug 15h02 (18 km S)
M 2.3 quake: 15km SE of Olancha, CA (USA) on Wed, 21 Aug 13h19 (18 km N)
M 2.1 quake: 11km NE of Coso Junction, CA (USA) on Wed, 21 Aug 08h20 (10 km N)
M 2.1 quake: 13km NE of Coso Junction, CA (USA) on Wed, 21 Aug 02h06 (12 km N)
All earthquakes at Coso

Etna volcano (Italy): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0 km depth at 18 km distance WSW from the volcano.
Earthquake details:
M 3.1 quake: 3.1 Sicily, Italy on Wed, 21 Aug 11h44 (18 km WSW)
All earthquakes at Etna

Gagak volcano (West Java): 6 earthquakes up to magnitude 3.4

6 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 10.0 and 10.0 km.
Earthquake details: (only 5 largest)
M 3.4 quake: Java, Indonesia on Wed, 21 Aug 04h24 (17 km ESE)
M 3.3 quake: Java, Indonesia on Wed, 21 Aug 13h49 (12 km ESE)
M 3.1 quake: Java, Indonesia on Wed, 21 Aug 04h48 (17 km ESE)
M 3.0 quake: Java, Indonesia on Wed, 21 Aug 02h01 (15 km ESE)
M 2.6 quake: Java, Indonesia on Wed, 21 Aug 03h02 (15 km ESE)
All earthquakes at Gagak

Irazu volcano (Costa Rica): 2 earthquakes up to magnitude 3.2

2 earthquakes occurred near (under) the volcano during 8 minutes, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 4.0 and 3.0 km.
Earthquake details:
M 3.2 quake: 7 km al Norte de Pacayas, Alvarado. (Costa Rica) on Wed, 21 Aug 12h43 (3 km E)
M 2.6 quake: 5 km al Norte de Pacayas, Alvarado. (Costa Rica) on Wed, 21 Aug 12h35 (4 km SE)
All earthquakes at Irazu

Okataina (Tarawera) volcano (New Zealand): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 1 hour 15 minutes, the last being recorded quake 20 hours ago. Hypocenter depths ranged between 5.0 and 4.8 km.
Earthquake details:
M 2.1 quake: New Zealand on Wed, 21 Aug 02h11 (15 km WSW)
M 1.8 quake: New Zealand on Wed, 21 Aug 03h27 (16 km WSW)
All earthquakes at Okataina (Tarawera)

Perbakti volcano (West Java): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.0 km depth at 12 km distance E from the volcano.
Earthquake details:
M 2.5 quake: Java, Indonesia on Wed, 21 Aug 02h17 (12 km E)
All earthquakes at Perbakti

Unnamed 57.87°N/155.42°W volcano (Alaska Peninsula): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.6 km depth at 19 km distance ENE from the volcano.
Earthquake details:
M 2.6 quake: 105km SSE of King Salmon, Alaska (USA) on Wed, 21 Aug 04h52 (19 km ENE)
All earthquakes at Unnamed 57.87°N/155.42°W

Yellowstone volcano (Wyoming ): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.7 km depth at 16 km distance NNW from the volcano.
Earthquake details:
M 2.2 quake: 19km NE of Old Faithful Geyser, Wyoming (USA) on Wed, 21 Aug 08h18 (16 km NNW)
All earthquakes at Yellowstone
Previous news
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 20 Aug 2019 Number in brackets indicate nr of quakes.
Tuesday, Aug 20, 2019
Quakes detected near: Bardarbunga (5 quakes between mag 0.1-1.1), Chaîne des Puys (1 quake mag 1.3), Clear Lake (37 quakes between mag 0.1-2.4), Coso (80 quakes between mag 0.3-2.6), Denison (1 quake mag 1.3), Douglas (1 quake mag 1.4) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 19 Aug 2019 Number in brackets indicate nr of quakes.
Monday, Aug 19, 2019
Quakes detected near: Churchill (1 quake mag 1.6), Coso (86 quakes between mag 0.2-2.5), Esjufjöll (2 quakes between mag 0.8-1.0), Gagak (10 quakes between mag 2.6-3.1), Hengill (2 quakes between mag 0.8-1.1), Inyo Craters (2 quakes between mag 1.0-1.3) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 18 Aug 2019 Number in brackets indicate nr of quakes.
Sunday, Aug 18, 2019
Quakes detected near: Bardarbunga (2 quakes between mag 1.4-1.8), Clear Lake (24 quakes between mag 0.1-1.6), Coso (84 quakes between mag 0.3-3.3), Don Joao de Castro Bank (1 quake mag 2.8), Etna (1 quake mag 1.5), Inyo Craters (4 quakes between mag 0.8-1.4) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 17 Aug 2019 Number in brackets indicate nr of quakes.
Saturday, Aug 17, 2019
Quakes detected near: Askja (3 quakes between mag 0.5-1.5), Clear Lake (16 quakes between mag 0.3-2.0), Coso (89 quakes between mag 0.1-3.1), Furnas (1 quake mag 2.1), Grímsvötn (1 quake mag 1.0), Hrómundartindur (2 quakes between mag 0.8-1.3) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 16 Aug 2019 Number in brackets indicate nr of quakes.
Friday, Aug 16, 2019
Quakes detected near: Cabalian (2 quakes between mag 2.1-2.4), Clear Lake (21 quakes between mag 0.3-2.7), Coso (95 quakes between mag 0.2-3.2), Iraya (1 quake mag 2.7), Kilauea (2 quakes between mag 1.5-1.8), Krísuvík (3 quakes between mag 0.7-1.2) ... [more]

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