Volcano earthquake report for Friday, 31 Oct 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 31 Oct 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Akagi (1 quake mag 1.2), Apaneca Range (3 quakes between mag 2.0-3.5), Arenal (1 quake mag 2.1), Bardarbunga (5 quakes between mag 0.1-1.7), Barva (1 quake mag 2.6), Biliran (1 quake mag 1.7)
Buzzard Creek (1 quake mag 2.4), Cabalian (1 quake mag 2.7), Campi Flegrei (Phlegrean Fields) (29 quakes between mag 0.1-2.0), Cerro Negro de Mayasquer (1 quake mag 1.9), Cerro Singüil (2 quakes between mag 2.2-2.7), Clear Lake (27 quakes between mag 0.2-1.9), Coso (2 quakes between mag 1.0-1.0), Dieng (1 quake mag 3.2), El Chichón (8 quakes between mag 2.0-2.9), Etna (1 quake mag 1.0), Gran Canaria (11 quakes between mag 0.2-2.0), Koruhüyüğü (1 quake mag 1.5), Kula (1 quake mag 2.3), Kuttara (2 quakes between mag 0.8-2.3), Laacher See (4 quakes between mag 0.5-2.8), Loihi (1 quake mag 2.5), Mauna Kea (1 quake mag 2.3), Midagahara (8 quakes between mag 0.1-2.6), Nantai (10 quakes between mag 0.1-1.5), Nila (1 quake mag 3.9), Okataina (Tarawera) (5 quakes between mag 1.7-3.3), Olot Field (2 quakes between mag 1.5-3.0), Piton de la Fournaise (1 quake mag 1.2), Platanar (1 quake mag 1.6), Poas (1 quake mag 1.9), Reporoa (1 quake mag 1.6), Ruapehu (1 quake mag 1.3), Salton Buttes (1 quake mag 1.1), Santa Clara (1 quake mag 3.0), Santorini (2 quakes between mag 0.7-1.4), Sarik-Gajah (2 quakes between mag 2.6-3.1), Soufrière de Guadeloupe (1 quake mag 3.0), Tenerife (2 quakes between mag 1.0-1.1), To-shima (1 quake mag 1.7), Tokachi (2 quakes between mag 0.2-1.9), Vesuvius (3 quakes between mag 0.1-1.2), Washiba-Kumonotaira (2 quakes between mag 0.1-1.7), White Island (2 quakes between mag 1.8-2.0) (updated 10h50)

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:



Apaneca Range volcano (El Salvador): 3 earthquakes up to magnitude 3.5

3 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 8.00 and 1.20 km.
Earthquake details:
3.5 quake 9.3 km southeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 01:21 pm (El Salvador time) (4 km S)
3.1 quake 10 km southeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 10:24 am (El Salvador time) (5 km SSW)
2.0 quake 9.3 km southeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 01:45 pm (El Salvador time) (5 km SSW)
All earthquakes at Apaneca Range

Arenal volcano (Costa Rica): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 2 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.00 km depth at 12 km distance E from the volcano.
Earthquake details:
2.1 quake 23 km northwest of Quesada, Provincia de Alajuela, Costa Rica, Oct 31, 2025 02:34 am (Costa Rica time) (12 km E)
All earthquakes at Arenal

Barva volcano (Costa Rica): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.00 km depth at 11 km distance N from the volcano.
Earthquake details:
2.6 quake Provincia de Heredia, 33 km north of San Jose, Provincia de San Jose, Costa Rica, Oct 31, 2025 12:57 am (Costa Rica time) (11 km N)
All earthquakes at Barva

Buzzard Creek volcano (Eastern Alaska): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.20 km depth at 18 km distance WSW from the volcano.
Earthquake details:
2.4 quake 13 mi northeast of Healy, Denali Borough, Alaska, United States, Oct 30, 2025 10:12 am (Anchorage time) (18 km WSW)
All earthquakes at Buzzard Creek

Cabalian volcano (Central Philippines): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 2.00 km depth at 10 km distance NW from the volcano.
Earthquake details:
2.7 quake 47 km south of Abuyog, Province of Leyte, Eastern Visayas, Philippines, Oct 31, 2025 12:37 am (Manila time) (10 km NW)
All earthquakes at Cabalian

Campi Flegrei (Phlegrean Fields) volcano (Italy): 29 earthquakes up to magnitude 2.0

Possible earthquake swarm: 29 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 3.31 and 0.03 km.
Earthquake details: (only 5 largest)
2.0 quake 2 km southeast of Pozzuoli, Napoli, Campania, Italy, Oct 31, 2025 03:30 am (GMT +1) (2 km WNW)
1.4 quake 4.3 km east of Pozzuoli, Napoli, Campania, Italy, Oct 30, 2025 06:03 pm (Rome time) (0 km NE)
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 Italy: Flegrei Oct 30, 2025 02:42 pm (GMT +1) (2 km W)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Cerro Singüil volcano (El Salvador): 2 earthquakes up to magnitude 2.7

2 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 7.00 and 6.00 km.
Earthquake details:
2.7 quake Departamento de Ahuachapan, El Salvador, Oct 30, 2025 12:37 pm (El Salvador time) (16 km W)
2.2 quake 16 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Oct 30, 2025 05:35 am (Guatemala time) (17 km W)
All earthquakes at Cerro Singüil

Clear Lake volcano (California): 27 earthquakes up to magnitude 1.9

Possible earthquake swarm: 27 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 24 minutes ago. Hypocenter depths ranged between 11.58 and 0.76 km.
Earthquake details: (only 5 largest)
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 3 km NW of the Geysers, CA, Oct 30, 2025 04:59 am (Los Angeles time) (19 km S)
1.5 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Oct 30, 2025 03:47 pm (Los Angeles time) (16 km S)
1.1 quake 7 km WNW of Cobb, CA, Oct 30, 2025 03:32 pm (Los Angeles time) (15 km S)
1.0 quake 3 km W of Cobb, CA, Oct 31, 2025 03:26 am (GMT -7) (17 km S)
All earthquakes at Clear Lake

Dieng volcano (Central Java): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 1 hour 59 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 11 km distance N from the volcano.
Earthquake details:
3.2 quake Kabupaten Batang, 27 km north of Wonosobo, Indonesia, Oct 31, 2025 03:51 pm (Jakarta time) (11 km N)
All earthquakes at Dieng

El Chichón volcano (Southern Mexico): 8 earthquakes up to magnitude 2.9

8 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 4.70 and 2.30 km.
Earthquake details: (only 5 largest)
2.9 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 07:09 am (Merida time) (2 km S)
2.9 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 10:31 am (Merida time) (1 km SW)
2.8 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 08:17 am (Merida time) (0 km SW)
2.4 quake Estado de Chiapas, 35 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 01:41 pm (Merida time) (2 km ESE)
2.4 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 30, 2025 04:32 pm (Merida time) (1 km SE)
All earthquakes at El Chichón

Gran Canaria volcano (Canary Islands): 11 earthquakes up to magnitude 2.0

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 10.00 and 0.00 km.
Earthquake details: (only 5 largest)
2.0 quake 29 km west of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, Oct 30, 2025 11:12 pm (Canary time) (8 km WNW)
1.0 quake 7.3 km southwest of Galdar, Las Palmas, Canary Islands, Spain, Oct 31, 2025 12:10 am (Universal Time) (9 km NW)
0.9 quake 26 km west of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, Oct 30, 2025 07:10 pm (Universal Time) (6 km WNW)
0.8 quake 6.7 km southwest of Galdar, Las Palmas, Canary Islands, Spain, Oct 31, 2025 12:12 am (Universal Time) (12 km NW)
0.7 quake 26 km west of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, Oct 31, 2025 03:01 am (Universal Time) (7 km WNW)
All earthquakes at Gran Canaria

Kula volcano (Turkey): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 1 hour 33 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 5.30 km depth at 16 km distance E from the volcano.
Earthquake details:
2.3 quake 17 km east of Kula, Manisa, Turkey, Oct 31, 2025 12:17 pm (Istanbul time) (16 km E)
All earthquakes at Kula

Kuttara volcano (Hokkaido): 2 earthquakes up to magnitude 2.3

2 earthquakes occurred near (under) the volcano during 60 seconds, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 7.00 and 6.40 km.
Earthquake details:
2.3 quake 9 km northwest of Noboribetsu, Hokkaido, Japan, Oct 31, 2025 10:07 am (GMT +9) (5 km W)
0.8 quake 8.8 km northwest of Noboribetsu, Hokkaido, Japan, Oct 31, 2025 10:06 am (GMT +9) (5 km NW)
All earthquakes at Kuttara

Laacher See volcano (Germany): 4 earthquakes up to magnitude 2.8

4 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 12.00 and 10.70 km.
Earthquake details:
2.8 quake 14 km west of Koblenz, Kreisfreie Stadt Pirmasens, Rheinland-Pfalz, Germany, Oct 31, 2025 01:55 am (Berlin time) (10 km SE)
0.7 quake 7.9 km south of Bad Neuenahr-Ahrweiler, Germany, Oct 30, 2025 05:23 pm (GMT +1) (15 km WNW)
0.6 quake 7.7 km southwest of Bad Neuenahr-Ahrweiler, Germany, Oct 30, 2025 05:23 pm (GMT +1) (17 km WNW)
0.5 quake 14 km west of Koblenz, Kreisfreie Stadt Pirmasens, Rheinland-Pfalz, Germany, Oct 30, 2025 08:01 pm (GMT +1) (10 km SE)
All earthquakes at Laacher See

Loihi volcano (Hawai'i (Big Island)): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 33.68 km depth at 19 km distance NW from the volcano.
Earthquake details:
2.5 quake North Pacific Ocean, 23 mi east of Hawaiian Ocean View, Hawaii County, Hawaii, United States, Oct 30, 2025 06:02 pm (GMT -10) (19 km NW)
All earthquakes at Loihi

Mauna Kea volcano (Hawai'i (Big Island)): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 22.84 km depth at 12 km distance S from the volcano.
Earthquake details:
2.3 quake 24 mi west of Hilo, Hawaii County, Hawaii, United States, Oct 30, 2025 04:17 am (Honolulu time) (12 km S)
All earthquakes at Mauna Kea

Midagahara volcano (Honshu): 8 earthquakes up to magnitude 2.6

8 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 5.50 and 1.90 km.
Earthquake details: (only 5 largest)
2.6 quake 37 km southeast of Toyama, Toyama, Japan, Oct 31, 2025 01:40 am (GMT +9) (1 km SSW)
1.7 quake 37 km southeast of Toyama, Toyama, Japan, Oct 31, 2025 04:02 am (GMT +9) (1 km SSW)
1.3 quake Japan: Hida Mountains Region Oct 31, 2025 01:33 am (GMT +9) (1 km SSE)
1.0 quake Japan: Hida Mountains Region Oct 31, 2025 02:55 am (GMT +9) (1 km S)
0.9 quake Japan: Hida Mountains Region Oct 31, 2025 01:40 am (GMT +9) (1 km SSW)
All earthquakes at Midagahara

Nila volcano (Banda Sea): magnitude 3.9 earthquake

A magnitude 3.9 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 15.00 km depth at 13 km distance SW from the volcano.
Earthquake details:
3.9 quake Banda Sea, 89 km north of Pulau Dai Island, Maluku, Indonesia, Oct 31, 2025 09:54 am (Jayapura time) (13 km SW)
All earthquakes at Nila

Okataina (Tarawera) volcano (New Zealand): 5 earthquakes up to magnitude 3.3

5 earthquakes occurred near (under) the volcano during 1 hour 40 minutes, the last being recorded quake 1 hour 39 minutes ago. Hypocenter depths ranged between 6.90 and 3.40 km.
Earthquake details:
3.3 quake 20 km east of Rotorua, Bay of Plenty, New Zealand, Oct 31, 2025 08:31 pm (Auckland time) (3 km WSW)
2.3 quake 19 km east of Rotorua, Bay of Plenty, New Zealand, Oct 31, 2025 08:39 pm (Auckland time) (4 km WSW)
2.0 quake 20 km east of Rotorua, Bay of Plenty, New Zealand, Oct 31, 2025 10:11 pm (GMT +13) (3 km SW)
1.7 quake 20 km east of Rotorua, Bay of Plenty, New Zealand, Oct 31, 2025 10:04 pm (GMT +13) (3 km SW)
1.7 quake New Zealand Oct 31, 2025 10:03 pm (GMT +13) (5 km WSW)
All earthquakes at Okataina (Tarawera)

Olot Field volcano (Spain): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 46 minutes ago. Hypocenter depths ranged between 10.00 and 0.00 km.
Earthquake details:
Unconfirmed quake or seismic-like event reported: 22 km south of Saint-Gaudens, Upper Garonne, Occitanie, France, Oct 31, 2025 11:03 am (GMT +1) (0 km WNW)
1.5 quake 18 km northwest of Girona, Girona, Catalonia, Spain, Oct 30, 2025 12:56 pm (GMT +1) (12 km SE)
All earthquakes at Olot Field

Santa Clara volcano (Utah): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 18 km distance S from the volcano.
Earthquake details:
Unconfirmed earthquake or seismic-like event: 2 mi west of St. George, Washington County, Utah, United States, Oct 30, 2025 10:00 pm (GMT -6) (18 km S)
All earthquakes at Santa Clara

Sarik-Gajah volcano (Sumatra): 2 earthquakes up to magnitude 3.1

2 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.
Earthquake details:
3.1 quake Kabupaten Pasaman, 35 km northwest of Bukittinggi, Indonesia, Oct 31, 2025 02:13 pm (Jakarta time) (14 km S)
2.6 quake Kabupaten Pasaman, 38 km northwest of Bukittinggi, Indonesia, Oct 31, 2025 10:46 am (Jakarta time) (12 km SSW)
All earthquakes at Sarik-Gajah

Soufrière de Guadeloupe volcano (Caribbean): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 23 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
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/285530/Volcano-earthquake-report-for-Friday-31-Oct-2025.html