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Volcano Earthquake report

Volcano earthquake report for Saturday, 11 Aug 2018

Saturday Aug 11, 2018 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 11 Aug 2018 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 11 Aug 2018 Number in brackets indicate nr of quakes.
Quakes detected near: Clear Lake (7 quakes between mag 0.6-2.1), Etna (1 quake mag 2.5), Goat Rocks (1 quake mag 2.1), Grensdalur (6 quakes between mag 0.6-1.3), Grímsvötn (4 quakes between mag 0.8-1.7), Hrómundartindur (70 quakes between mag 0.1-2.6)
Katla (7 quakes between mag 0.3-1.2), Kilauea (3 quakes between mag 2.1-2.6), Long Valley (11 quakes between mag 0.3-1.7), Mauna Kea (1 quake mag 1.9), Okataina (Tarawera) (2 quakes between mag 1.5-2.1), Reporoa (1 quake mag 1.2), Tjörnes Fracture Zone (1 quake mag 1.1), Tongariro (1 quake mag 2.2), Torfajökull (1 quake mag 1.1), Vatnafjöll (2 quakes between mag 0.2-1.3), White Island (2 quakes between mag 1.5-2.0) (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): 7 earthquakes up to magnitude 2.1

7 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 2.9 and 0.7 km.
Earthquake details: (only 5 largest)
M 2.1 quake: 4km W of Cobb, CA on Sat, 11 Aug 01h26 (16 km S)
M 1.9 quake: 8km NW of The Geysers, CA on Sat, 11 Aug 16h24 (17 km S)
M 1.2 quake: 5km W of Cobb, CA on Sat, 11 Aug 09h25 (16 km S)
M 0.9 quake: 6km NNW of The Geysers, CA on Sat, 11 Aug 10h36 (17 km S)
M 0.9 quake: 6km NNW of The Geysers, CA on Sat, 11 Aug 10h34 (17 km S)
All earthquakes at Clear Lake

Etna volcano (Italy): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 3 km distance WSW from the volcano.
Earthquake details:
M 2.5 quake: SICILY, ITALY on Sat, 11 Aug 03h39 (3 km WSW)
All earthquakes at Etna

Goat Rocks volcano (Washington): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 4 km distance NE from the volcano.
Earthquake details:
M 2.1 quake: WASHINGTON on Sat, 11 Aug 19h41 (4 km NE)
All earthquakes at Goat Rocks

Hrómundartindur volcano (Iceland): 70 earthquakes up to magnitude 2.6

Possible earthquake swarm: 70 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 17 minutes ago. Hypocenter depths ranged between 11.3 and 1.1 km.
Earthquake details: (only 5 largest)
M 2.6 quake: 2.9 km W of Þrengsli on Sat, 11 Aug 14h07 (17 km ESE)
M 2.5 quake: 3.0 km W of Þrengsli on Sat, 11 Aug 18h47 (17 km ESE)
M 1.7 quake: 2.8 km W of Þrengsli on Sat, 11 Aug 14h06 (17 km ESE)
M 1.7 quake: 2.8 km W of Þrengsli on Sat, 11 Aug 14h08 (17 km ESE)
M 1.6 quake: 2.7 km W of Þrengsli on Sat, 11 Aug 17h22 (17 km ESE)
All earthquakes at Hrómundartindur

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.6

3 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 1.0 and 1.0 km.
Earthquake details:
M 2.6 quake: ISLAND OF HAWAII, HAWAII on Sat, 11 Aug 16h21 (16 km SW)
M 2.3 quake: ISLAND OF HAWAII, HAWAII on Sat, 11 Aug 20h51 (7 km NE)
M 2.1 quake: ISLAND OF HAWAII, HAWAII on Sat, 11 Aug 01h02 (2 km SW)
All earthquakes at Kilauea

Long Valley volcano (California): 11 earthquakes up to magnitude 1.7

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 1 hour 45 minutes ago. Hypocenter depths ranged between 3.2 and 1.1 km.
Earthquake details: (only 5 largest)
M 1.7 quake: 7km ENE of Mammoth Lakes, CA on Sat, 11 Aug 09h26 (6 km SE)
M 1.4 quake: 7km ENE of Mammoth Lakes, CA on Sat, 11 Aug 14h55 (5 km SE)
M 1.1 quake: 6km ENE of Mammoth Lakes, CA on Sat, 11 Aug 03h03 (6 km SE)
M 0.9 quake: 8km ENE of Mammoth Lakes, CA on Sat, 11 Aug 13h12 (5 km SE)
M 0.9 quake: 8km ENE of Mammoth Lakes, CA on Sat, 11 Aug 07h19 (4 km SE)
All earthquakes at Long Valley

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

2 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 8.6 and 5.1 km.
Earthquake details:
M 2.1 quake: New Zealand on Fri, 10 Aug 23h56 (17 km W)
M 1.5 quake: New Zealand on Sat, 11 Aug 15h56 (2 km SE)
All earthquakes at Okataina (Tarawera)

Tongariro volcano (North Island): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.9 km depth at 8 km distance N from the volcano.
Earthquake details:
M 2.2 quake: New Zealand on Sat, 11 Aug 17h48 (8 km N)
All earthquakes at Tongariro
Previous news
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 10 Aug 2018 Number in brackets indicate nr of quakes.
Friday, Aug 10, 2018
Quakes detected near: Churchill (1 quake mag 1.3), Clear Lake (11 quakes between mag 0.4-1.8), Coso (1 quake mag 1.0), Goat Rocks (1 quake mag 2.5), Grímsvötn (7 quakes between mag 0.4-1.5), Hrómundartindur (3 quakes between mag 0.2-1.1) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  9 Aug 2018 Number in brackets indicate nr of quakes.
Thursday, Aug 09, 2018
Quakes detected near: Clear Lake (7 quakes between mag 0.3-1.4), Coso (3 quakes between mag 0.8-1.4), Don Joao de Castro Bank (1 quake mag 2.4), Furnas (1 quake mag 2.0), Grensdalur (4 quakes between mag 0.2-1.1), Katla (39 quakes between mag 0.1-2.0) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  8 Aug 2018 Number in brackets indicate nr of quakes.
Wednesday, Aug 08, 2018
Quakes detected near: Brennisteinsfjöll (2 quakes between mag 0.9-1.4), Buzzard Creek (1 quake mag 1.6), Clear Lake (16 quakes between mag 0.4-2.1), Grímsnes (3 quakes between mag 0.3-1.2), Grímsvötn (3 quakes between mag 1.0-1.4), Ischia (1 quake mag 2.5) ... [more]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  7 Aug 2018 Number in brackets indicate nr of quakes.
Tuesday, Aug 07, 2018
Quakes detected near: Bardarbunga (4 quakes between mag 0.9-2.1), Clear Lake (17 quakes between mag 0.5-2.2), Coso (2 quakes between mag 0.5-1.6), Etna (1 quake mag 1.3), Grímsnes (1 quake mag 1.8), Grímsvötn (2 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  6 Aug 2018 Number in brackets indicate nr of quakes.
Monday, Aug 06, 2018
Quakes detected near: Cerro Prieto (3 quakes between mag 1.8-2.7), Clear Lake (10 quakes between mag 0.6-1.6), Etna (6 quakes between mag 1.1-1.7), Katla (3 quakes between mag 0.5-1.5), Kilauea (21 quakes between mag 1.7-2.6), Krísuvík (2 quakes between mag 1.0-1.5) ... [more]

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