Volcano earthquake report for Monday, 3 Nov 2025

Quakes detected near: Abu (2 quakes between mag 1.0-2.0), Akuseki-jima (1 quake mag 3.3), Barva (1 quake mag 1.1), Batur (1 quake mag 1.9), Brennisteinsfjöll (3 quakes between mag 0.5-1.0), Campi Flegrei (Phlegrean Fields) (67 quakes between mag 0.1-2.1)
Clear Lake (22 quakes between mag 0.4-2.3), El Chichón (13 quakes between mag 1.4-2.6), Eldey (3 quakes between mag 0.7-1.5), Eyafjallajökull (1 quake mag 1.1), Gran Canaria (3 quakes between mag 1.1-1.3), Hibok-Hibok (1 quake mag 3.0), Hofsjökull (1 quake mag 1.0), Huambo (1 quake mag 4.3), Iwate (1 quake mag 1.2), Katla (1 quake mag 1.2), Kikai (1 quake mag 1.2), Kilauea (1 quake mag 2.1), Kolbeinsey Ridge (2 quakes between mag 1.9-2.1), Kolumbo (4 quakes between mag 0.9-1.6), Krísuvík (9 quakes between mag 0.1-1.2), Kurikoma (4 quakes between mag 0.1-1.2), La Palma (1 quake mag 1.6), Laguna Aramuaca (1 quake mag 2.7), Ljósufjöll (4 quakes between mag 0.3-1.4), Norikura (8 quakes between mag 0.1-1.6), Platanar (3 quakes between mag 1.8-3.2), Prestahnukur (1 quake mag 1.2), Reporoa (4 quakes between mag 1.2-2.0), Rinjani (1 quake mag 2.0), Santorini (3 quakes between mag 1.2-2.1), Shishaldin (3 quakes between mag 1.0-1.4), Talang (1 quake mag 2.3), Tenerife (4 quakes between mag 0.7-1.0), Tenorio (2 quakes between mag 1.5-2.4), Tjörnes Fracture Zone (2 quakes between mag 0.9-1.7), To-shima (1 quake mag 1.5), Tsurumi (1 quake mag 1.1), Ugashik-Peulik (2 quakes between mag 0.9-1.5), Vesuvius (3 quakes between mag 0.1-1.5), Yake-dake (5 quakes between mag 0.2-1.4) (updated 00h50)

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:

Akuseki-jima volcano (Ryukyu Islands): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.30 km depth at 15 km distance S from the volcano.
Earthquake details:
3.3 quake East China Sea, Kagoshima-ken, 36 km south of Suwanose-jima Island, Japan, Nov 3, 2025 05:57 am (GMT +9) (15 km S)
All earthquakes at Akuseki-jima

Campi Flegrei (Phlegrean Fields) volcano (Italy): 67 earthquakes up to magnitude 2.1

Possible earthquake swarm: 67 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 20 minutes ago. Hypocenter depths ranged between 14.17 and 0.00 km.
Earthquake details: (only 5 largest)
2.1 quake 1.4 km southeast of Pozzuoli, Napoli, Campania, Italy, Nov 2, 2025 03:40 am (Rome time) (3 km WNW)
2.1 quake 3.4 km southeast of Pozzuoli, Napoli, Campania, Italy, Nov 2, 2025 03:51 pm (Rome time) (1 km W)
2.0 quake 3 km southeast of Pozzuoli, Napoli, Campania, Italy, Nov 2, 2025 04:26 pm (Rome time) (2 km W)
1.8 quake 2.7 km southeast of Pozzuoli, Napoli, Campania, Italy, Nov 2, 2025 03:32 am (GMT +1) (2 km W)
1.8 quake 3.4 km southeast of Pozzuoli, Napoli, Campania, Italy, Nov 2, 2025 02:43 am (GMT +1) (1 km NW)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 22 earthquakes up to magnitude 2.3

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 3.21 and 0.66 km.
Earthquake details: (only 5 largest)
2.3 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Nov 1, 2025 06:37 pm (Los Angeles time) (16 km SSW)
2.2 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Nov 1, 2025 09:47 pm (Los Angeles time) (17 km SSW)
1.7 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Nov 2, 2025 06:54 am (GMT -8) (17 km S)
1.2 quake Lake County, 27 mi north of Santa Rosa, Sonoma County, California, United States, Nov 1, 2025 05:18 pm (GMT -8) (16 km S)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Nov 1, 2025 07:10 pm (GMT -8) (16 km SSW)
All earthquakes at Clear Lake

El Chichón volcano (Southern Mexico): 13 earthquakes up to magnitude 2.6

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 5.40 and 2.40 km.
Earthquake details: (only 5 largest)
2.6 quake Estado de Chiapas, 28 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 1, 2025 08:32 pm (Merida time) (8 km ENE)
2.6 quake Estado de Chiapas, 34 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 1, 2025 09:12 pm (Merida time) (5 km ESE)
2.5 quake Estado de Chiapas, 35 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 1, 2025 10:54 pm (Merida time) (1 km ESE)
2.5 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 1, 2025 11:27 pm (Merida time) (1 km WSW)
2.5 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 2, 2025 12:38 am (Merida time) (1 km NNW)
All earthquakes at El Chichón

Hibok-Hibok volcano (Mindanao): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 1 hour 36 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 9 km distance SE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 12 km south of Mambajao, Province of Camiguin, Northern Mindanao, Philippines, Nov 3, 2025 07:14 am (GMT +8) (9 km SE)
All earthquakes at Hibok-Hibok

Huambo volcano (Peru): magnitude 4.3 earthquake

A magnitude 4.3 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 13 km distance ESE from the volcano.
Earthquake details:
4.3 quake 79 km northwest of Arequipa, Arequipa, Peru, Nov 2, 2025 07:41 am (Lima time) (13 km ESE)
All earthquakes at Huambo

Kilauea volcano (Hawai'i (Big Island)): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.79 km depth at 12 km distance SE from the volcano.
Earthquake details:
2.1 quake 30 mi south of Hilo, Hawaii County, Hawaii, United States, Nov 2, 2025 01:53 am (Honolulu time) (12 km SE)
All earthquakes at Kilauea

Kolbeinsey Ridge volcano (Iceland): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 47 minutes, the last being recorded quake 20 hours ago. Hypocenter depths ranged between 9.40 and 9.30 km.
Earthquake details:
2.1 quake 40.5 km W of Grímsey Nov 2, 2025 03:58 am (Reykjavik time) (19 km WSW)
1.9 quake Iceland: 40.4 km W of Grímsey Nov 2, 2025 04:45 am (Reykjavik time) (19 km WSW)
All earthquakes at Kolbeinsey Ridge

Laguna Aramuaca volcano (El Salvador): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.00 km depth at 18 km distance ESE from the volcano.
Earthquake details:
2.7 quake 13 km west of La Union, Departamento de La Union, El Salvador, Nov 2, 2025 01:33 pm (El Salvador time) (18 km ESE)
All earthquakes at Laguna Aramuaca

Platanar volcano (Costa Rica): 3 earthquakes up to magnitude 3.2

3 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 13.00 and 2.00 km.
Earthquake details:
3.2 quake Provincia de Alajuela, 47 km northwest of San Jose, Costa Rica, Nov 1, 2025 11:03 pm (Costa Rica time) (6 km S)
2.1 quake 11 km southeast of Quesada, Provincia de Alajuela, Costa Rica, Nov 2, 2025 09:19 am (Costa Rica time) (5 km SSE)
1.8 quake 9.5 km south of Quesada, Provincia de Alajuela, Costa Rica, Nov 2, 2025 03:51 am (GMT -6) (8 km SW)
All earthquakes at Platanar

Santorini volcano (Greece): 3 earthquakes up to magnitude 2.1

3 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 1 hour 25 minutes ago. Hypocenter depths ranged between 31.10 and 5.00 km.
Earthquake details:
2.1 quake Aegean Sea, 1.8 km southwest of Santorini Island, Greece, Nov 2, 2025 10:53 pm (Athens time) (4 km ESE)
1.2 quake 2.9 km southeast of Fira, Nomos Kykladon, South Aegean, Greece, Nov 3, 2025 01:24 am (GMT +2) (5 km E)
1.2 quake 2.5 km east of Fira, Nomos Kykladon, South Aegean, Greece, Nov 2, 2025 08:13 am (GMT +2) (6 km ENE)
All earthquakes at Santorini

Talang volcano (Sumatra): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 4 km distance NE from the volcano.
Earthquake details:
2.3 quake Kabupaten Solok, 17 km south of Solok, Indonesia, Nov 2, 2025 06:04 pm (Jakarta time) (4 km NE)
All earthquakes at Talang

Tenorio volcano (Costa Rica): 2 earthquakes up to magnitude 2.4

2 earthquakes occurred near (under) the volcano during 59 minutes, the last being recorded quake 18 hours ago. Hypocenter depths ranged between 7.00 and 6.00 km.
Earthquake details:
2.4 quake 23 km northeast of Canas, Provincia de Guanacaste, Costa Rica, Nov 2, 2025 12:17 am (Costa Rica time) (15 km SE)
1.5 quake 43 km southeast of San José, Provincia de Alajuela, Costa Rica, Nov 2, 2025 01:16 am (GMT -6) (10 km SE)
All earthquakes at Tenorio
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/285839/Volcano-earthquake-report-for-Monday-3-Nov-2025.html