Volcano earthquake report for Thursday, 25 May 2023

Thu, 25 May 2023, 23:50 23:50 PM | BY: EARTHQUAKEMONITOR

World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 25 May 2023 Number in brackets indicate nr of quakes.

Quakes detected near: Apoyeque (3 quakes between mag 1.3-1.7), Auckland Field (1 quake mag 3.3), Brennisteinsfjöll (4 quakes between mag 0.3-2.3), Campi Flegrei (Phlegrean Fields) (20 quakes between mag 0.1-1.9), Cerro Negro de Mayasquer (2 quakes between mag 2.8-3.1), Chaîne des Puys (1 quake mag 1.2)
Clear Lake (30 quakes between mag 0.3-1.6), Coso (2 quakes between mag 0.9-1.9), El Hierro (1 quake mag 2.0), Eldey (1 quake mag 1.6), Endeavour Ridge (3 quakes between mag 1.1-1.5), Fagradalsfjall (1 quake mag 1.3), Fremrinámar (1 quake mag 1.4), Guagua Pichincha (1 quake mag 3.0), Hrómundartindur (5 quakes between mag 0.5-2.9), Iztaccíhuatl (1 quake mag 3.0), Katla (4 quakes between mag 0.2-2.2), Kilauea (9 quakes between mag 0.6-2.5), Kuchinoshima (2 quakes between mag 3.0-3.1), Long Valley (1 quake mag 1.0), Momotombo (1 quake mag 1.3), Nevado del Huila (1 quake mag 2.2), Piton de la Fournaise (2 quakes between mag 0.7-1.0), Sabancaya (1 quake mag 3.5), Salton Buttes (2 quakes between mag 1.6-1.7), Santa Isabel (6 quakes between mag 1.4-3.1), Spurr (1 quake mag 1.0), Terceira (1 quake mag 2.1), Vesuvius (11 quakes between mag 0.2-3.0) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 50 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:

Auckland Field volcano (North Island): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 26.6 km depth at 8 km distance N from the volcano.
Earthquake details:
3.3 quake South Pacific Ocean, 8.8 km east of Auckland, akland, Auckland, New Zealand, May 25, 2023 10:42 pm (GMT +12) (8 km N)
All earthquakes at Auckland Field

Brennisteinsfjöll volcano (Reykjanes Peninsula, Iceland): 4 earthquakes up to magnitude 2.3

4 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 7.6 and 4.8 km.
Earthquake details:
2.3 quake Iceland: 9.9 Km S of Helgafell May 25, 2023 1:20 am (GMT +0) (2 km W)
1.2 quake Iceland: 7.6 Km ENE of Krýsuvík May 25, 2023 1:35 pm (GMT +0) (4 km W)
0.3 quake Iceland: 8.1 Km ENE of Krýsuvík May 25, 2023 8:46 am (GMT +0) (4 km W)
0.3 quake Iceland: 9.9 Km S of Helgafell May 25, 2023 1:26 am (GMT +0) (2 km W)
All earthquakes at Brennisteinsfjöll

Campi Flegrei (Phlegrean Fields) volcano (Italy): 20 earthquakes up to magnitude 1.9

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 3.9 and 1.0 km.
Earthquake details: (only 5 largest)
1.9 quake 2 km east of Pozzuoli, Neapel, Campania, Italy, May 25, 2023 4:24 pm (GMT +2) (2 km NW)
1.6 quake Italy: Campi Flegrei May 25, 2023 10:57 am (GMT +2) (2 km WSW)
1.2 quake Italy: Campi Flegrei May 25, 2023 5:37 am (GMT +2) (4 km SW)
1.2 quake Italy: Campi Flegrei May 25, 2023 11:03 am (GMT +2) (2 km W)
0.8 quake Italy: Campi Flegrei Area May 25, 2023 12:06 pm (GMT +2) (1 km N)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Cerro Negro de Mayasquer volcano (Colombia): 2 earthquakes up to magnitude 3.1

2 earthquakes occurred near (under) the volcano during 3 minutes, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 4.9 and 4.6 km.
Earthquake details:
3.1 quake Departamento de Nariño, Colombia, 24 km west of Tulcan, Ecuador, May 25, 2023 2:23 am (GMT -5) (5 km SE)
2.8 quake Departamento de Nariño, Colombia, 23 km west of Tulcan, Ecuador, May 25, 2023 2:20 am (GMT -5) (5 km SE)
All earthquakes at Cerro Negro de Mayasquer

Clear Lake volcano (California): 30 earthquakes up to magnitude 1.6

Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 5 minutes ago. Hypocenter depths ranged between 3.1 and 0.8 km.
Earthquake details: (only 5 largest)
1.6 quake 7km NW of The Geysers, CA, May 24, 2023 6:44 pm (GMT -7) (16 km S)
1.6 quake 6km NW of The Geysers, CA, May 25, 2023 2:16 pm (GMT -7) (17 km S)
1.3 quake 8km W of Cobb, CA, May 25, 2023 3:28 pm (GMT -7) (16 km SSW)
1.1 quake 6km NW of The Geysers, CA, May 25, 2023 3:45 pm (GMT -7) (17 km S)
1.1 quake 3km NNW of The Geysers, CA, May 25, 2023 10:50 am (GMT -7) (19 km S)
All earthquakes at Clear Lake

Guagua Pichincha volcano (Ecuador): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 15 km distance ENE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 13 km northeast of Quito, Provincia de Pichincha, Ecuador, May 24, 2023 10:53 pm (GMT -5) (15 km ENE)
All earthquakes at Guagua Pichincha

Hrómundartindur volcano (Iceland): 5 earthquakes up to magnitude 2.9

5 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 5.6 and 4.1 km.
Earthquake details:
2.9 quake Iceland: 3.7 Km SW of Hrómundartindi May 25, 2023 6:06 am (GMT +0) (3 km SW)
0.9 quake Iceland: 3.6 Km SSW of Hrómundartindi May 25, 2023 6:33 am (GMT +0) (3 km SSW)
0.8 quake Iceland: 3.2 Km SW of Hrómundartindi May 25, 2023 6:07 am (GMT +0) (3 km SW)
0.6 quake Iceland: 3.0 Km S of Hrómundartindi May 25, 2023 2:05 pm (GMT +0) (2 km SSE)
0.5 quake Iceland: 3.8 Km SSW of Hrómundartindi May 25, 2023 6:14 am (GMT +0) (3 km SW)
All earthquakes at Hrómundartindur

Iztaccíhuatl volcano (Western & Central Mexico): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 16 km distance WNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 14 km northwest of Iztapalapa, Mexico D.F., May 24, 2023 9:07 pm (GMT -6) (16 km WNW)
All earthquakes at Iztaccíhuatl

Nevado del Huila volcano (Colombia): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 5 km distance ESE from the volcano.
Earthquake details:
2.2 quake 30 km north of Belalcazar, Paez, Departamento del Cauca, Colombia, May 24, 2023 11:32 pm (GMT -5) (5 km ESE)
All earthquakes at Nevado del Huila

Sabancaya volcano (Peru): magnitude 3.5 earthquake

A magnitude 3.5 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 12 km distance N from the volcano.
Earthquake details:
3.5 quake 88 km northwest of Arequipa, Peru, May 25, 2023 6:17 am (GMT -5) (12 km N)
All earthquakes at Sabancaya

Santa Isabel volcano (Colombia): 6 earthquakes up to magnitude 3.1

6 earthquakes occurred near (under) the volcano during 30 minutes, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 8.3 and 3.3 km.
Earthquake details: (only 5 largest)
3.1 quake 21 km east of Pereira, Departamento de Risaralda, Colombia, May 25, 2023 9:29 am (GMT -5) (16 km WNW)
2.3 quake 22 km east of Pereira, Departamento de Risaralda, Colombia, May 25, 2023 9:10 am (GMT -5) (15 km WNW)
2.0 quake 10.8 km east of Santa Rosa Cabal, Colombia, May 25, 2023 9:15 am (GMT -5) (18 km WNW)
1.7 quake Colombia May 25, 2023 9:09 am (GMT -5) (14 km WNW)
1.5 quake Colombia May 25, 2023 9:26 am (GMT -5) (18 km WNW)
All earthquakes at Santa Isabel

Terceira volcano (Azores): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.0 km depth at 5 km distance NNE from the volcano.
Earthquake details:
2.1 quake 16 km northwest of Angra do Heroismo, Azores, Portugal, May 25, 2023 1:19 pm (GMT +0) (5 km NNE)
All earthquakes at Terceira

Vesuvius volcano (Italy): 11 earthquakes up to magnitude 3.0

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 1 hour 48 minutes ago. Hypocenter depths ranged between 10.0 and 0.0 km.
Earthquake details: (only 5 largest)
Reported seismic-like event (likely no quake): 7.5 km northeast of Naples, Neapel, Campania, Italy, May 26, 2023 12:02 am (GMT +2) (14 km NW)
2.0 quake 6.4 km northeast of Torre del Greco, Neapel, Campania, Italy, May 25, 2023 8:17 am (GMT +2) (0 km E)
1.6 quake Italy: Vesuvio May 25, 2023 9:03 am (GMT +2) (0 km ENE)
1.0 quake Italy: Vesuvio May 25, 2023 10:27 pm (GMT +2) (1 km ESE)
0.6 quake Italy: Vesuvio Area May 25, 2023 9:45 am (GMT +2) (1 km E)
All earthquakes at Vesuvius

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World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 24 May 2023 Number in brackets indicate nr of quakes.

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