Volcano earthquake report for Sunday, 7 Dec 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 7 Dec 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Adatara (1 quake mag 3.0), Akita-Yake-yama (2 quakes between mag 0.5-1.2), Akuseki-jima (1 quake mag 1.4), Aso (25 quakes between mag 0.1-1.3), Bardarbunga (2 quakes between mag 0.8-1.2), Bratan (1 quake mag 2.3)
Brennisteinsfjöll (2 quakes between mag 0.1-1.9), Cheb Basin volcanic area (1 quake mag 2.4), Clear Lake (38 quakes between mag 0.3-1.3), Coso (3 quakes between mag 0.8-1.4), El Chichón (6 quakes between mag 2.3-2.9), Eldey (2 quakes between mag 1.0-1.6), Grímsvötn (1 quake mag 1.2), Isla San Luis (1 quake mag 3.7), Kilauea (3 quakes between mag 1.7-2.4), Kirishima (14 quakes between mag 0.1-1.9), Kolumbo (4 quakes between mag 1.3-1.8), Lavic Lake (1 quake mag 1.0), Loihi (1 quake mag 1.9), Loki-Fögrufjöll volcano (7 quakes between mag 0.8-3.4), Mammoth Mountain (2 quakes between mag 1.3-1.6), Maunaloa (1 quake mag 1.8), Methana (1 quake mag 2.1), Nantai (24 quakes between mag 0.1-1.9), Papandayan (1 quake mag 2.5), Piton de la Fournaise (7 quakes between mag 0.3-1.4), Prestahnukur (1 quake mag 1.9), Sakurajima (3 quakes between mag 0.1-1.2), San Diego (1 quake mag 1.5), Sousaki (1 quake mag 1.5), Taupo (1 quake mag 1.5), Tenerife (2 quakes between mag 1.2-1.5), Tjörnes Fracture Zone (1 quake mag 1.1), Tungurahua (1 quake mag 3.7), Zao (1 quake mag 3.0) (updated 03h50)

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:



Adatara volcano (Honshu): 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 2 km distance N from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 30 km north of Koriyama, Fukushima, Japan, Dec 7, 2025 04:19 am (GMT +9) (2 km N)
All earthquakes at Adatara

Aso volcano (Kyushu): 25 earthquakes up to magnitude 1.3

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 11 minutes ago. Hypocenter depths ranged between 12.60 and 0.00 km.
Earthquake details: (only 5 largest)
1.3 quake 6 km northeast of Aso, Kumamoto, Japan, Dec 6, 2025 06:20 pm (GMT +9) (12 km N)
0.7 quake 43 km northeast of Kumamoto, Kumamoto, Japan, Dec 6, 2025 01:18 pm (GMT +9) (11 km N)
0.7 quake 44 km northeast of Kumamoto, Kumamoto, Japan, Dec 7, 2025 05:47 am (GMT +9) (13 km N)
0.6 quake 45 km northeast of Kumamoto, Kumamoto, Japan, Dec 6, 2025 04:48 pm (GMT +9) (14 km N)
0.6 quake 44 km northeast of Kumamoto, Kumamoto, Japan, Dec 6, 2025 06:48 pm (GMT +9) (13 km N)
All earthquakes at Aso

Bratan volcano (Bali): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 15 km distance NE from the volcano.
Earthquake details:
2.3 quake 16 km southeast of Singaraja, Kabupaten Buleleng, Provinsi Bali, Indonesia, Dec 6, 2025 04:38 pm (GMT +8) (15 km NE)
All earthquakes at Bratan

Cheb Basin volcanic area volcano (Czechia): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.60 km depth at 11 km distance N from the volcano.
Earthquake details:
2.4 quake 31 km west of Karlovy Vary, Karlovarsky kraj, Czech Republic, Dec 6, 2025 11:10 pm (GMT +1) (11 km N)
All earthquakes at Cheb Basin volcanic area

Clear Lake volcano (California): 38 earthquakes up to magnitude 1.3

Possible earthquake swarm: 38 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 18 minutes ago. Hypocenter depths ranged between 4.23 and 0.25 km.
Earthquake details: (only 5 largest)
1.3 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Dec 6, 2025 01:54 pm (GMT -8) (17 km SSW)
1.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Dec 5, 2025 09:54 pm (GMT -8) (18 km S)
1.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Dec 6, 2025 02:53 am (GMT -8) (18 km SSW)
1.2 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Dec 6, 2025 03:05 pm (GMT -8) (19 km S)
1.1 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Dec 6, 2025 08:56 am (GMT -8) (18 km SSW)
All earthquakes at Clear Lake

El Chichón volcano (Southern Mexico): 6 earthquakes up to magnitude 2.9

6 earthquakes occurred near (under) the volcano during 11 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 3.80 and 2.70 km.
Earthquake details: (only 5 largest)
2.9 quake Estado de Chiapas, 38 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 6, 2025 03:39 am (GMT -6) (1 km SW)
2.5 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 6, 2025 01:39 am (GMT -6) (1 km W)
2.4 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 6, 2025 06:51 am (GMT -6) (1 km N)
2.4 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 6, 2025 12:47 pm (GMT -6) (2 km SSE)
2.4 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 6, 2025 07:39 am (GMT -6) (1 km NNW)
All earthquakes at El Chichón

Isla San Luis volcano (Baja California, NW Mexico & Mexican Islands): magnitude 3.7 earthquake

A magnitude 3.7 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 17 km distance NNW from the volcano.
Earthquake details:
3.7 quake 108 km south of San Felipe, Estado de Baja California, Mexico, Dec 6, 2025 01:59 am (Tijuana time) (17 km NNW)
All earthquakes at Isla San Luis

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.4

3 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 28.89 and 0.03 km.
Earthquake details:
2.4 quake 24 mi southwest of Hilo, Hawaii County, Hawaii, United States, Dec 6, 2025 02:59 pm (GMT -10) (3 km ENE)
1.8 quake 33 mi southwest of Hilo, Hawaii County, Hawaii, United States, Dec 5, 2025 05:53 pm (GMT -10) (12 km SSW)
1.7 quake 34 mi south of Hilo, Hawaii County, Hawaii, United States, Dec 6, 2025 04:24 am (GMT -10) (15 km S)
All earthquakes at Kilauea

Kirishima volcano (Kyushu): 14 earthquakes up to magnitude 1.9

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 1 hour 46 minutes ago. Hypocenter depths ranged between 15.00 and 0.00 km.
Earthquake details: (only 5 largest)
1.9 quake 6.9 km northwest of Kobayashi, Miyazaki, Japan, Dec 7, 2025 01:01 am (GMT +9) (14 km NNE)
1.5 quake 7.4 km northwest of Kobayashi, Miyazaki, Japan, Dec 7, 2025 12:57 am (GMT +9) (15 km NNE)
1.5 quake 6.8 km southwest of Kobayashi, Miyazaki, Japan, Dec 6, 2025 07:01 pm (GMT +9) (6 km ENE)
0.8 quake 6 km south of Kobayashi, Miyazaki, Japan, Dec 7, 2025 11:04 am (GMT +9) (10 km E)
0.8 quake 6.8 km northwest of Kobayashi, Miyazaki, Japan, Dec 7, 2025 08:16 am (GMT +9) (14 km NNE)
All earthquakes at Kirishima

Loki-Fögrufjöll volcano volcano (Iceland): 7 earthquakes up to magnitude 3.4

7 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 12.60 and 0.60 km.
Earthquake details: (only 5 largest)
3.4 quake South, 205 km east of Reykjavik, Capital Region, Iceland, Dec 6, 2025 10:13 am (Reykjavik time) (5 km ESE)
3.1 quake South, 204 km east of Reykjavik, Capital Region, Iceland, Dec 6, 2025 10:10 am (Reykjavik time) (3 km ESE)
1.8 quake 3.9 km SE of Hamarinn Dec 6, 2025 10:15 am (Universal Time) (3 km ESE)
1.6 quake 3.1 km SE of Hamarinn Dec 6, 2025 12:25 pm (Universal Time) (2 km SE)
1.5 quake 3.7 km SE of Hamarinn Dec 6, 2025 11:00 am (Universal Time) (3 km SE)
All earthquakes at Loki-Fögrufjöll volcano

Methana volcano (Greece): 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 10.00 km depth at 19 km distance ESE from the volcano.
Earthquake details:
2.1 quake Aegean Sea, 7.4 km northeast of Nisos Poros Island, Greece, Dec 6, 2025 06:59 pm (GMT +2) (19 km ESE)
All earthquakes at Methana

Nantai volcano (Honshu): 24 earthquakes up to magnitude 1.9

Possible earthquake swarm: 24 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 11.30 and 0.80 km.
Earthquake details: (only 5 largest)
1.9 quake 24 km southwest of Nikko, Tochigi, Japan, Dec 6, 2025 09:54 pm (GMT +9) (17 km SSW)
1.2 quake 43 km west of Utsunomiya, Tochigi, Japan, Dec 6, 2025 10:56 pm (GMT +9) (17 km SSW)
1.2 quake 43 km west of Utsunomiya, Tochigi, Japan, Dec 6, 2025 10:15 pm (GMT +9) (17 km SSW)
1.1 quake 43 km west of Utsunomiya, Tochigi, Japan, Dec 6, 2025 10:00 pm (GMT +9) (17 km SSW)
1.0 quake 43 km west of Utsunomiya, Tochigi, Japan, Dec 6, 2025 09:51 pm (GMT +9) (17 km SSW)
All earthquakes at Nantai

Papandayan volcano (West Java): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 15 km distance WNW from the volcano.
Earthquake details:
2.5 quake 21 km east of Banjar, Kabupaten Bandung, Jawa Barat, Indonesia, Dec 6, 2025 11:49 am (GMT +7) (15 km WNW)
All earthquakes at Papandayan

Tungurahua volcano (Ecuador): magnitude 3.7 earthquake

A magnitude 3.7 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 20.00 km depth at 18 km distance NNW from the volcano.
Earthquake details:
3.7 quake 13 km southeast of Ambato, Tungurahua, Ecuador, Dec 6, 2025 05:54 pm (Guayaquil time) (18 km NNW)
All earthquakes at Tungurahua

Zao volcano (Honshu): 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 3 km distance NE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 12 km southeast of Yamagata, Yamagata, Japan, Dec 6, 2025 01:45 pm (GMT +9) (3 km NE)
All earthquakes at Zao
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