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Volcano Earthquake report

Volcano earthquake report for Friday, 31 Aug 2018

vendredi août 31, 2018 23:50 | AUTEUR : EARTHQUAKEMONITOR

World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 31 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 31 Aug 2018 Number in brackets indicate nr of quakes.
Quakes detected near: Askja (2 quakes between mag 0.7-1.0), Clear Lake (10 quakes between mag 0.8-2.6), Fremrinamur (1 quake mag 1.9), Goat Rocks (1 quake mag 1.4), Great Sitkin (1 quake mag 2.6), Kagamil (1 quake mag 4.7)
Katla (2 quakes between mag 0.2-2.0), Kilauea (2 quakes between mag 1.7-1.8), Krísuvík (1 quake mag 1.0), Lipari (1 quake mag 2.0), Loki-Fögrufjöll volcano (2 quakes between mag 1.1-1.6), Long Valley (26 quakes between mag 0.2-2.2), Mono Craters (1 quake mag 1.5), Reykjanes (1 quake mag 1.3), Rotorua (2 quakes between mag 1.5-2.3), Tana (1 quake mag 3.7), Tenerife (1 quake mag 1.6), Tenorio (1 quake mag 2.9), Tungnafellsjökull (1 quake mag 1.2), Vatnafjöll (4 quakes between mag 0.5-1.7), Öraefajökull (6 quakes between mag 0.3-2.1) (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): 10 earthquakes up to magnitude 2.6

10 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 46 minutes ago. Hypocenter depths ranged between 2.7 and 0.2 km.
Earthquake details: (only 5 largest)
M 2.6 quake: NORTHERN CALIFORNIA on Fri, 31 Aug 22h03 (18 km S)
M 1.2 quake: 6km WNW of Cobb, CA on Fri, 31 Aug 15h20 (15 km S)
M 1.2 quake: 8km NW of The Geysers, CA on Fri, 31 Aug 14h51 (16 km S)
M 1.2 quake: 7km NW of The Geysers, CA on Fri, 31 Aug 04h46 (18 km S)
M 1.2 quake: 9km WNW of Cobb, CA on Fri, 31 Aug 01h14 (12 km S)
All earthquakes at Clear Lake

Great Sitkin volcano (Aleutian Islands): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.8 km depth at 2 km distance S from the volcano.
Earthquake details:
M 2.6 quake: 41km ENE of Adak, Alaska on Fri, 31 Aug 02h20 (2 km S)
All earthquakes at Great Sitkin

Kagamil volcano (Aleutian Islands): magnitude 4.7 earthquake

A magnitude 4.7 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 11.7 km depth at 8 km distance SSW from the volcano.
Earthquake details:
M 4.7 quake: 58km W of Nikolski, Alaska on Fri, 31 Aug 00h21 (8 km SSW)
All earthquakes at Kagamil

Long Valley volcano (California): 26 earthquakes up to magnitude 2.2

Possible earthquake swarm: 26 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 9.3 and 0.1 km.
Earthquake details: (only 5 largest)
M 2.2 quake: LONG VALLEY AREA, CALIFORNIA on Fri, 31 Aug 13h43 (8 km S)
M 1.8 quake: 9km E of Mammoth Lakes, CA on Fri, 31 Aug 13h34 (7 km S)
M 1.7 quake: 14km WNW of Toms Place, CA on Fri, 31 Aug 21h37 (11 km SSW)
M 1.6 quake: 9km E of Mammoth Lakes, CA on Fri, 31 Aug 13h47 (7 km S)
M 1.3 quake: 10km E of Mammoth Lakes, CA on Fri, 31 Aug 00h08 (9 km S)
All earthquakes at Long Valley

Rotorua volcano (New Zealand): 2 earthquakes up to magnitude 2.3

2 earthquakes occurred near (under) the volcano at nearly the same time (18:53 UTC). Hypocenter depths ranged between 5.9 and 5.9 km.
Earthquake details:
M 2.3 quake: New Zealand on Fri, 31 Aug 18h53 (18 km NW)
M 1.5 quake: New Zealand on Fri, 31 Aug 18h53 (18 km NW)
All earthquakes at Rotorua

Tana volcano (Aleutian Islands): magnitude 3.7 earthquake

A magnitude 3.7 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.0 km depth at 15 km distance E from the volcano.
Earthquake details:
M 3.7 quake: FOX ISLANDS, ALEUTIAN ISLANDS on Fri, 31 Aug 07h36 (15 km E)
All earthquakes at Tana

Tenorio volcano (Costa Rica): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.0 km depth at 8 km distance N from the volcano.
Earthquake details:
M 2.9 quake: 2 km al Oeste de Bijagua, Upala. on Fri, 31 Aug 16h19 (8 km N)
All earthquakes at Tenorio

Öraefajökull volcano (Iceland): 6 earthquakes up to magnitude 2.1

6 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 3.6 and 0.6 km.
Earthquake details: (only 5 largest)
M 2.1 quake: 0.5 km NNW of Hvannadalshnjúkur on Fri, 31 Aug 10h39 (1 km NE)
M 1.5 quake: 1.4 km NNW of Hvannadalshnjúkur on Fri, 31 Aug 02h37 (4 km NE)
M 1.1 quake: 1.7 km NNW of Hvannadalshnjúkur on Fri, 31 Aug 07h22 (4 km NE)
M 0.9 quake: 1.1 km WNW of Hvannadalshnjúkur on Fri, 31 Aug 02h37 (3 km NE)
M 0.4 quake: 2.0 km NNW of Hvannadalshnjúkur on Fri, 31 Aug 03h20 (4 km NNE)
All earthquakes at Öraefajökull
Actualités précédentes
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 30 Aug 2018 Number in brackets indicate nr of quakes.
jeudi, août 30, 2018
Quakes detected near: Bardarbunga (2 quakes between mag 1.4-2.1), Cerro Prieto (1 quake mag 2.2), Churchill (1 quake mag 1.4), Clear Lake (25 quakes between mag 0.5-2.9), Coso (3 quakes between mag 0.6-1.6), Eyafjallajökull (1 quake mag 1.1) ... [details]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 29 Aug 2018 Number in brackets indicate nr of quakes.
mercredi, août 29, 2018
Quakes detected near: Agua de Pau (1 quake mag 2.4), Bardarbunga (2 quakes between mag 0.7-1.1), Clear Lake (12 quakes between mag 0.7-2.1), Etna (2 quakes between mag 1.8-2.2), Hrómundartindur (1 quake mag 1.1), Irazu (1 quake mag 2.5) ... [details]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 28 Aug 2018 Number in brackets indicate nr of quakes.
mardi, août 28, 2018
Quakes detected near: Clear Lake (11 quakes between mag 0.6-1.5), El Hierro (1 quake mag 2.3), Etna (1 quake mag 1.7), Geysir (2 quakes between mag 0.7-1.4), Grímsnes (5 quakes between mag 0.1-2.8), Inyo Craters (1 quake mag 1.1) ... [details]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 27 Aug 2018 Number in brackets indicate nr of quakes.
lundi, août 27, 2018
Quakes detected near: Bardarbunga (2 quakes between mag 1.1-1.2), Barva (1 quake mag 2.6), Cabalian (1 quake mag 3.0), Clear Lake (11 quakes between mag 0.3-1.6), Geysir (1 quake mag 1.4), Grímsnes (1 quake mag 1.3) ... [details]
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 26 Aug 2018 Number in brackets indicate nr of quakes.
dimanche, août 26, 2018
Quakes detected near: Akyarlar (1 quake mag 1.4), Askja (1 quake mag 1.3), Banda Api (1 quake mag 3.0), Bardarbunga (2 quakes between mag 0.6-1.6), Brennisteinsfjöll (3 quakes between mag 0.4-1.0), Clear Lake (2 quakes between mag 1.6-2.5) ... [details]

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