Volcano earthquake report for Tuesday, 11 May 2021

mar, 11 mag 2021, 23:50
23:50 PM | AUTORE: EARTHQUAKEMONITOR
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 11 May 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 11 May 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Apo (2 quakes between mag 2.0-2.8), Arayat (1 quake mag 3.0), Clear Lake (52 quakes between mag 0.3-1.2), Coso (11 quakes between mag 0.5-2.3), El Hierro (1 quake mag 1.8), Eldey (11 quakes between mag 0.6-2.5)
Etna (2 quakes between mag 1.1-1.2), Eyafjallajökull (2 quakes between mag 0.3-2.0), Fourpeaked (6 quakes between mag 1.2-2.0), Irazu (3 quakes between mag 2.9-3.5), Katla (3 quakes between mag 0.1-1.1), Mahagnao (3 quakes between mag 2.0-3.3), Nisyros (6 quakes between mag 1.6-2.7), Prestahnukur (2 quakes between mag 1.3-1.5), Reykjanes (7 quakes between mag 0.1-1.6), Salton Buttes (1 quake mag 1.4), Sousaki (1 quake mag 1.9), Tenerife (3 quakes between mag 0.7-1.4), Tjörnes Fracture Zone (4 quakes between mag 0.2-1.4), Toba (2 quakes between mag 2.0-3.0), Turrialba (2 quakes between mag 2.4-4.0) (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:




Apo volcano (Mindanao): 2 earthquakes up to magnitude 2.8

2 earthquakes occurred near (under) the volcano during 1 hour 4 minutes, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 11.0 and 9.0 km.
Earthquake details:
2.8 quake 10.1 km south of Kidapawan, Province of Cotabato, Soccsksargen, Philippines, 12 May 2021 - 12:07 AM (PST) (19 km WSW)
2.0 quake 9.3 km south of Kidapawan, Province of Cotabato, Soccsksargen, Philippines, 11 May 2021 - 11:03 PM (PST) (18 km WSW)
All earthquakes at Apo
Apo volcano (2938 m) on Mindanao forms the highest peak of the Philippines. Its volcanic history is not well known, but although there are no historic eruptions it is considered to be active.
The volcano has an extensive hydrothermal field with ongoing geothermal exploration. Small shallow earthquakes related to this activity are common.

Arayat volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 18 km distance WSW from the volcano.
Earthquake details:
Unconfirmed quake reported: 1.5 km southeast of Angeles City, Philippines, 11 May 2021 05:32 GMT (18 km WSW)
All earthquakes at Arayat

Clear Lake volcano (California): 52 earthquakes up to magnitude 1.2

Possible earthquake swarm: 52 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 13 minutes ago. Hypocenter depths ranged between 9.0 and 0.1 km.
Earthquake details: (only 5 largest)
1.2 quake 10km NW of The Geysers, CA, USA, 11 May 2021 17:43 GMT (17 km SSW)
1.2 quake 3km NNW of The Geysers, CA, USA, 11 May 2021 02:42 GMT (19 km S)
1.2 quake 8km NW of The Geysers, CA, USA, 11 May 2021 05:07 GMT (16 km SSW)
1.2 quake 8km NW of The Geysers, CA, USA, 11 May 2021 08:14 GMT (16 km SSW)
1.1 quake 8km NW of The Geysers, CA, USA, 11 May 2021 11:25 GMT (16 km SSW)
All earthquakes at Clear Lake

Coso volcano (California): 11 earthquakes up to magnitude 2.3

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 9.9 and 2.9 km.
Earthquake details: (only 5 largest)
2.3 quake 14km NE of Coso Junction, CA, USA, 11 May 2021 16:08 GMT (11 km N)
1.6 quake 8km NE of Coso Junction, CA, USA, 11 May 2021 07:11 GMT (8 km NW)
1.2 quake 13km NNE of Coso Junction, CA, USA, 11 May 2021 21:28 GMT (15 km NNW)
1.1 quake 19km E of Little Lake, CA, USA, 11 May 2021 19:30 GMT (17 km SE)
1.1 quake 7km ENE of Coso Junction, CA, USA, 11 May 2021 07:47 GMT (8 km NW)
All earthquakes at Coso

Eldey volcano (Iceland): 11 earthquakes up to magnitude 2.5

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 11.7 and 4.1 km.
Earthquake details: (only 5 largest)
2.5 quake 5.4 Km NNW of Eldey, Iceland, 11 May 2021 17:19 GMT (6 km N)
2.2 quake 6.4 Km NNW of Eldey, Iceland, 11 May 2021 07:46 GMT (7 km N)
2.0 quake 9.3 Km NW of Eldey, Iceland, 11 May 2021 16:23 GMT (12 km NNW)
1.8 quake 6.6 Km NNW of Eldey, Iceland, 11 May 2021 14:17 GMT (7 km N)
1.6 quake 7.2 Km NNW of Eldey, Iceland, 11 May 2021 07:53 GMT (8 km N)
All earthquakes at Eldey
Eldey is located at the beginning of the Reykjanes Ridge off the SW tip of Iceland. Its highest elevation is the top of Eldey Island, but most of the volcanic edifice is submerged.
Several eruptions occurred in historic times, last in 1926.

Irazu volcano (Costa Rica): 3 earthquakes up to magnitude 3.5

3 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 5.0 and 3.0 km.
Earthquake details:
3.5 quake Moravia, 22 km northeast of San Jose, San José, Costa Rica, 10 de mayo del 2021 8:34 pm (15 km NW)
3.1 quake Turrialba, Provincia de Cartago, 31 km east of San Jose, San José, Costa Rica, 2021-05-11 02:15:39 (6 km ENE)
2.9 quake Moravia, 21 km northeast of San Jose, San José, Costa Rica, 2021-05-10 20:34:21 (15 km NW)
All earthquakes at Irazu

Mahagnao volcano (Central Philippines): 3 earthquakes up to magnitude 3.3

3 earthquakes occurred near (under) the volcano during 24 minutes, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 10.0 and 6.0 km.
Earthquake details:
3.3 quake 22 km east of Ormoc City, Province of Leyte, Eastern Visayas, Philippines, 11 May 2021 - 11:46 PM (PST) (14 km NNW)
Unconfirmed quake reported: 31 km east of Ormoc City, Province of Leyte, Eastern Visayas, Philippines, 11 May 2021 16:09 GMT (10 km NNE)
2.0 quake 19 km east of Ormoc City, Province of Leyte, Eastern Visayas, Philippines, 11 May 2021 - 11:48 PM (PST) (13 km NW)
All earthquakes at Mahagnao

Nisyros volcano (Greece): 6 earthquakes up to magnitude 2.7

6 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 27 minutes ago. Hypocenter depths ranged between 18.6 and 2.0 km.
Earthquake details: (only 5 largest)
2.7 quake Aegean Sea, 53 km south of Kos Town, Dodecanese, South Aegean, Greece, 11 May 2021 08:25 GMT (16 km SSW)
2.6 quake Aegean Sea, 51 km south of Kos Town, Dodecanese, South Aegean, Greece, 11 May 2021 23:22 GMT (15 km S)
2.3 quake Aegean Sea, 45 km south of Kos Town, Dodecanese, South Aegean, Greece, 11 May 2021 01:47 GMT (13 km SE)
2.0 quake Aegean Sea, 53 km south of Kos Town, Dodecanese, South Aegean, Greece, 11 May 2021 03:14 GMT (17 km SSW)
1.8 quake Aegean Sea, 50 km south of Kos Town, Dodecanese, South Aegean, Greece, 11 May 2021 19:31 GMT (14 km SSE)
All earthquakes at Nisyros

Toba volcano (Sumatra): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 10.0 and 10.0 km.
Earthquake details:
3.0 quake 14 km south of Tomok Bolon, Kabupaten Samosir, North Sumatra, Indonesia, 11 May 2021 00:14 GMT (19 km N)
2.0 quake 19 km south of Tomok Bolon, Kabupaten Samosir, North Sumatra, Indonesia, 11 May 2021 08:10 GMT (16 km N)
All earthquakes at Toba

Turrialba volcano (Costa Rica): 2 earthquakes up to magnitude 4.0

2 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 5.0 and 5.0 km.
Earthquake details:
4.0 quake Turrialba, Provincia de Cartago, 34 km east of San Jose, San José, Costa Rica, 11 de mayo del 2021 2:15 am (5 km S)
2.4 quake 14 km northwest of Turrialba, Provincia de Cartago, Costa Rica, 11 de mayo del 2021 12:01 am (5 km S)
All earthquakes at Turrialba

News precedente

Mon, 10 May 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 10 May 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Cabalian (2 quakes between mag 2.1-2.5), Clear Lake (31 quakes between mag 0.4-2.1), Coso (4 quakes between mag 0.7-1.0), Eldey (2 quakes between mag 0.4-1.0), Etna (4 quakes between mag 1.0-1.3), Fourpeaked (1 quake mag 1.5) ... Read all
Sun, 9 May 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on  9 May 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Brennisteinsfjöll (2 quakes between mag 0.5-1.3), Clear Lake (31 quakes between mag 0.4-2.2), Coso (4 quakes between mag 0.8-2.1), Etna (8 quakes between mag 1.0-1.5), Eyafjallajökull (3 quakes between mag 0.2-1.4), Fagradalsfjall (7 quakes between mag 0.5-1.4) ... Read all
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