Volcano earthquake report for Thursday, 30 Oct 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 30 Oct 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Agung (1 quake mag 2.2), Apaneca Range (1 quake mag 3.2), Bardarbunga (22 quakes between mag 0.1-2.9), Batur (1 quake mag 1.8), Cabalian (1 quake mag 2.7), Campi Flegrei (Phlegrean Fields) (34 quakes between mag 0.1-1.0)
Cerro Singüil (2 quakes between mag 2.2-2.2), Clear Lake (35 quakes between mag 0.2-1.9), Coso (3 quakes between mag 0.8-1.3), El Chichón (20 quakes between mag 1.9-2.9), Eldey (5 quakes between mag 0.4-1.7), Gran Canaria (3 quakes between mag 1.7-2.9), Grímsvötn (1 quake mag 1.9), Ibusuku (1 quake mag 1.1), Katla (4 quakes between mag 0.1-1.0), Kolumbo (4 quakes between mag 1.1-2.3), Kurikoma (3 quakes between mag 0.3-1.3), La Palma (1 quake mag 1.5), Laacher See (3 quakes between mag 0.7-1.6), Ljósufjöll (11 quakes between mag 0.0-2.2), Masaya (1 quake mag 2.4), Maunaloa (1 quake mag 2.0), Nantai (12 quakes between mag 0.1-1.5), Olot Field (1 quake mag 1.5), Osore-yama (3 quakes between mag 0.4-1.1), Poas (1 quake mag 1.9), San Diego (1 quake mag 1.7), Santo Tomas (1 quake mag 3.0), Sarik-Gajah (2 quakes between mag 1.8-2.0), Soufrière de Guadeloupe (1 quake mag 3.0), Taal (1 quake mag 3.0), Tenorio (2 quakes between mag 1.3-1.4), To-shima (1 quake mag 1.2), Vesuvius (3 quakes between mag 0.1-3.0) (updated 16h50)

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:



Agung volcano (Bali): 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 13.00 km depth at 14 km distance N from the volcano.
Earthquake details:
2.2 quake 28 km northwest of Amlapura, Kabupaten Karang Asem, Provinsi Bali, Indonesia, Oct 30, 2025 08:53 am (Makassar time) (14 km N)
All earthquakes at Agung

Apaneca Range volcano (El Salvador): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 25 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 2.20 km depth at 5 km distance S from the volcano.
Earthquake details:
3.2 quake 10.2 km southeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 10:24 am (GMT -6) (5 km S)
All earthquakes at Apaneca Range

Bardarbunga volcano (Iceland): 22 earthquakes up to magnitude 2.9

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 1 hour 9 minutes ago. Hypocenter depths ranged between 4.90 and 0.10 km.
Earthquake details: (only 5 largest)
2.9 quake Northeast, 220 km east of Reykjavik, Capital Region, Iceland, Oct 29, 2025 06:33 pm (Universal Time) (4 km ENE)
1.7 quake 7.1 km ESE of Bárðarbunga Oct 30, 2025 02:57 pm (Reykjavik time) (7 km E)
1.5 quake Iceland: 2.5 km E of Bárðarbunga Oct 29, 2025 11:49 pm (Reykjavik time) (3 km ENE)
1.5 quake 6.1 km E of Bárðarbunga Oct 30, 2025 01:02 am (Reykjavik time) (6 km ENE)
1.4 quake 6.1 km ESE of Bárðarbunga Oct 30, 2025 06:22 am (Reykjavik time) (6 km E)
All earthquakes at Bardarbunga

Cabalian volcano (Central Philippines): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 13 km distance NNE from the volcano.
Earthquake details:
2.7 quake Philippine Sea, 38 km north of Panaon Island, Philippines, Oct 30, 2025 12:37 pm (Manila time) (13 km NNE)
All earthquakes at Cabalian

Campi Flegrei (Phlegrean Fields) volcano (Italy): 34 earthquakes up to magnitude 1.0

Possible earthquake swarm: 34 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 23 minutes ago. Hypocenter depths ranged between 3.47 and 0.03 km.
Earthquake details: (only 5 largest)
1.0 quake 1.2 km south of Pozzuoli, Napoli, Campania, Italy, Oct 30, 2025 02:23 pm (GMT +1) (4 km W)
0.9 quake 2.9 km southeast of Pozzuoli, Napoli, Campania, Italy, Oct 30, 2025 02:41 pm (GMT +1) (2 km W)
0.8 quake 1.4 km south of Pozzuoli, Napoli, Campania, Italy, Oct 30, 2025 12:34 am (GMT +1) (4 km W)
0.8 quake 2.9 km southeast of Pozzuoli, Napoli, Campania, Italy, Oct 30, 2025 02:42 pm (GMT +1) (2 km W)
0.8 quake 13 km west of Naples, Napoli, Campania, Italy, Oct 30, 2025 07:57 am (GMT +1) (2 km W)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Cerro Singüil volcano (El Salvador): 2 earthquakes up to magnitude 2.2

2 earthquakes occurred near (under) the volcano during 2 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 6.00 and 4.00 km.
Earthquake details:
2.2 quake 16 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 05:35 am (Guatemala time) (17 km W)
2.2 quake 16 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 03:07 am (Guatemala time) (15 km W)
All earthquakes at Cerro Singüil

Clear Lake volcano (California): 35 earthquakes up to magnitude 1.9

Possible earthquake swarm: 35 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 47 minutes ago. Hypocenter depths ranged between 6.68 and 0.31 km.
Earthquake details: (only 5 largest)
1.9 quake Sonoma County, 16 mi southwest of Clearlake, Lake County, California, United States, Oct 29, 2025 07:59 pm (Los Angeles time) (18 km SSW)
1.9 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Oct 30, 2025 07:16 am (Los Angeles time) (19 km S)
1.8 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Oct 30, 2025 01:06 am (Los Angeles time) (16 km S)
1.8 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Oct 30, 2025 04:59 am (Los Angeles time) (19 km S)
1.4 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Oct 29, 2025 08:01 pm (Los Angeles time) (18 km SSW)
All earthquakes at Clear Lake

El Chichón volcano (Southern Mexico): 20 earthquakes up to magnitude 2.9

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 4.60 and 1.70 km.
Earthquake details: (only 5 largest)
2.9 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 01:43 am (Merida time) (2 km S)
2.6 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 29, 2025 08:02 pm (Merida time) (2 km NNW)
2.5 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 29, 2025 04:56 pm (Merida time) (1 km N)
2.5 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 01:37 am (Merida time) (1 km SSW)
2.5 quake Estado de Chiapas, 35 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 29, 2025 02:54 pm (Merida time) (1 km N)
All earthquakes at El Chichón

Gran Canaria volcano (Canary Islands): 3 earthquakes up to magnitude 2.9

3 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 7.00 and 5.00 km.
Earthquake details:
2.9 quake 28 km west of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, Oct 30, 2025 01:19 am (Canary time) (10 km WNW)
2.3 quake 28 km west of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, Oct 30, 2025 01:50 am (Canary time) (9 km WNW)
1.7 quake 7.4 km southwest of Galdar, Las Palmas, Canary Islands, Spain, Oct 30, 2025 04:50 am (Canary time) (10 km NW)
All earthquakes at Gran Canaria

Kolumbo volcano (Greece): 4 earthquakes up to magnitude 2.3

4 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 9.60 and 6.15 km.
Earthquake details:
2.3 quake Aegean Sea, 29 km east of Nisi Ios Island, Nomos Kykladon, South Aegean, Greece, Oct 30, 2025 09:41 am (Athens time) (18 km NE)
1.7 quake Aegean Sea, 64 km west of Astypalaia, Dodecanese, South Aegean, Greece, Oct 30, 2025 10:34 am (Athens time) (17 km NE)
1.5 quake Aegean Sea, 21 km northeast of Santorini Island, Greece, Oct 30, 2025 11:25 am (Athens time) (11 km ENE)
1.1 quake Greece: 26 km SW From Arkesini Amorgos Oct 30, 2025 04:20 am (GMT +2) (15 km NE)
All earthquakes at Kolumbo

Ljósufjöll volcano (Iceland): 11 earthquakes up to magnitude 2.2

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 22.10 and 1.10 km.
Earthquake details: (only 5 largest)
2.2 quake 29.7 km N of Borgarnes Oct 29, 2025 06:24 pm (Reykjavik time) (13 km ESE)
2.0 quake 29.8 km N of Borgarnes Oct 30, 2025 09:20 am (Reykjavik time) (13 km ESE)
1.7 quake 27.3 km N of Borgarnes Oct 30, 2025 04:33 am (Reykjavik time) (16 km ESE)
1.6 quake Iceland: 27.1 km N of Borgarnes Oct 30, 2025 04:25 am (Reykjavik time) (15 km ESE)
1.2 quake Iceland: 27.0 km N of Borgarnes Oct 30, 2025 08:11 am (Reykjavik time) (14 km SE)
All earthquakes at Ljósufjöll

Masaya volcano (Nicaragua): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 19.00 km depth at 9 km distance NNE from the volcano.
Earthquake details:
2.4 quake Departamento de Masaya, 14 km southeast of Managua, Nicaragua, Oct 29, 2025 01:00 pm (Managua time) (9 km NNE)
All earthquakes at Masaya

Nantai volcano (Honshu): 12 earthquakes up to magnitude 1.5

Possible earthquake swarm: 12 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 31 minutes ago. Hypocenter depths ranged between 8.80 and 4.90 km.
Earthquake details: (only 5 largest)
1.5 quake 40 km west of Utsunomiya, Tochigi, Japan, Oct 30, 2025 10:24 pm (GMT +9) (16 km SSW)
1.0 quake 39 km west of Utsunomiya, Tochigi, Japan, Oct 30, 2025 02:50 am (GMT +9) (15 km SSW)
0.9 quake 39 km west of Utsunomiya, Tochigi, Japan, Oct 30, 2025 06:13 pm (GMT +9) (16 km SSW)
0.7 quake 40 km west of Utsunomiya, Tochigi, Japan, Oct 30, 2025 07:01 pm (GMT +9) (16 km SSW)
0.7 quake 39 km west of Utsunomiya, Tochigi, Japan, Oct 30, 2025 02:57 am (GMT +9) (15 km SSW)
All earthquakes at Nantai

Santo Tomas volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 7 km distance ENE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 6.3 km south of Baguio, Philippines, Oct 30, 2025 03:47 pm (GMT +8) (7 km ENE)
All earthquakes at Santo Tomas

Soufrière de Guadeloupe volcano (Caribbean): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 9 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 34 km southwest of Le Gosier, Guadeloupe, Oct 30, 2025 08:20 am (GMT -4) (9 km SW)
All earthquakes at Soufrière de Guadeloupe

Taal volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 10 km distance ENE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 21 km southwest of Calamba, Province of Laguna, Calabarzon, Philippines, Oct 30, 2025 01:36 pm (GMT +8) (10 km ENE)
All earthquakes at Taal

Unnamed 24.00°N/121.83°E volcano (Taiwan): magnitude 3.8 earthquake

A magnitude 3.8 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 34.30 km depth at 13 km distance NW from the volcano.
Earthquake details:
3.8 quake Philippine Sea, 19 km northeast of Hualien City, Taiwan, Oct 30, 2025 05:37 pm (Taipei time) (13 km NW)
All earthquakes at Unnamed 24.00°N/121.83°E

Vesuvius volcano (Italy): 3 earthquakes up to magnitude 3.0

3 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 10.00 and 0.33 km.
Earthquake details:
Reported seismic-like event (likely no quake): 19 km southeast of Naples, Napoli, Campania, Italy, Oct 29, 2025 09:38 pm (GMT +1) (8 km SSE)
0.1 quake 2.1 km east of Naples, Napoli, Campania, Italy, Oct 30, 2025 05:07 am (GMT +1) (12 km WNW)
0.1 quake 13 km east of Naples, Napoli, Campania, Italy, Oct 30, 2025 01:36 am (GMT +1) (1 km WNW)
All earthquakes at Vesuvius
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/285329/Volcano-earthquake-report-for-Thursday-30-Oct-2025.html