Volcano earthquake report for Monday, 8 Dec 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 8 Dec 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Abu (1 quake mag 1.0), Apo (1 quake mag 1.5), Arenal (1 quake mag 3.0), Askja (1 quake mag 1.4), Aso (14 quakes between mag 0.1-1.3), Atka (1 quake mag 3.0)
Auckland Field (1 quake mag 3.0), Barva (1 quake mag 1.7), Clear Lake (33 quakes between mag 0.2-1.7), Coso (1 quake mag 1.0), E-san (1 quake mag 1.9), El Chichón (2 quakes between mag 2.2-2.5), Eldey (1 quake mag 1.3), Esjufjöll (2 quakes between mag 0.6-1.0), Gede-Pangrango (1 quake mag 2.1), Geureudong (1 quake mag 2.9), Katla (2 quakes between mag 1.8-2.2), Kilauea (4 quakes between mag 1.1-3.0), Kolumbo (1 quake mag 1.9), Komaga-take (1 quake mag 1.0), Krísuvík (10 quakes between mag 0.6-2.1), Loihi (1 quake mag 2.4), Long Valley (2 quakes between mag 1.1-1.4), Maroa (4 quakes between mag 1.3-1.6), Maunaloa (1 quake mag 1.8), Mt Fuji (1 quake mag 1.0), Nikko-Shirane (4 quakes between mag 0.4-1.2), Norikura (2 quakes between mag 0.3-1.5), Piton de la Fournaise (7 quakes between mag 0.2-1.6), Porak (1 quake mag 2.2), Reporoa (1 quake mag 1.5), Ruapehu (1 quake mag 1.1), Salton Buttes (1 quake mag 1.7), San Salvador (1 quake mag 3.0), Suwanose-jima (2 quakes between mag 0.7-1.4), Taupo (1 quake mag 1.8), Terceira (1 quake mag 2.4), Vesuvius (1 quake mag 1.6), White Island (1 quake mag 1.9), Yantarni (2 quakes between mag 2.4-2.8) (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:



Arenal volcano (Costa Rica): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 3 km distance NNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 28 km east of Tilaran, Provincia de Guanacaste, Costa Rica, Dec 8, 2025 03:13 am (GMT -6) (3 km NNW)
All earthquakes at Arenal

Aso volcano (Kyushu): 14 earthquakes up to magnitude 1.3

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 12.40 and 6.60 km.
Earthquake details: (only 5 largest)
1.3 quake 6 km northeast of Aso, Kumamoto, Japan, Dec 8, 2025 03:31 pm (GMT +9) (12 km N)
1.0 quake 7.6 km northeast of Aso, Kumamoto, Japan, Dec 9, 2025 01:30 am (GMT +9) (12 km N)
1.0 quake 7 km northeast of Aso, Kumamoto, Japan, Dec 9, 2025 12:39 am (GMT +9) (12 km N)
1.0 quake 4.3 km northeast of Aso, Kumamoto, Japan, Dec 8, 2025 11:51 am (GMT +9) (10 km N)
0.9 quake 43 km northeast of Kumamoto, Kumamoto, Japan, Dec 8, 2025 01:06 pm (GMT +9) (12 km N)
All earthquakes at Aso

Atka volcano (Aleutian Islands): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 14 km distance SSW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1 mi north of Atka, Aleutians West Census Area, Alaska, United States, Dec 7, 2025 11:16 pm (GMT -10) (14 km SSW)
All earthquakes at Atka

Auckland Field volcano (North Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 10 km distance W from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 4.6 km south of Auckland, Auckland, New Zealand, Dec 9, 2025 10:16 am (GMT +13) (10 km W)
All earthquakes at Auckland Field

Clear Lake volcano (California): 33 earthquakes up to magnitude 1.7

Possible earthquake swarm: 33 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 43 minutes ago. Hypocenter depths ranged between 12.64 and 0.03 km.
Earthquake details: (only 5 largest)
1.7 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Dec 8, 2025 01:51 pm (GMT -8) (16 km SSW)
1.4 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Dec 8, 2025 01:06 pm (GMT -8) (18 km SSW)
1.3 quake 9 km WNW of the Geysers, CA, Dec 8, 2025 03:24 am (GMT -8) (18 km SSW)
1.2 quake 9 km WNW of the Geysers, CA, Dec 8, 2025 02:43 am (GMT -8) (18 km SSW)
1.1 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Dec 8, 2025 08:15 am (GMT -8) (15 km S)
All earthquakes at Clear Lake

El Chichón volcano (Southern Mexico): 2 earthquakes up to magnitude 2.5

2 earthquakes occurred near (under) the volcano during 15 minutes, the last being recorded quake 22 hours ago. Hypocenter depths ranged between 3.50 and 3.00 km.
Earthquake details:
2.5 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 7, 2025 07:18 pm (GMT -6) (1 km SSW)
2.2 quake Estado de Chiapas, 38 km southwest of Teapa, Estado de Tabasco, Mexico, Dec 7, 2025 07:33 pm (GMT -6) (1 km SW)
All earthquakes at El Chichón

Gede-Pangrango volcano (West Java): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 14 km distance N from the volcano.
Earthquake details:
2.1 quake 21 km southeast of Citeureup, Bogor Regency, Jawa Barat, Indonesia, Dec 8, 2025 08:39 pm (GMT +7) (14 km N)
All earthquakes at Gede-Pangrango

Geureudong volcano (Sumatra): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 6 km distance W from the volcano.
Earthquake details:
2.9 quake Kabupaten Bener Meriah, 50 km south of Bireun, Indonesia, Dec 8, 2025 03:53 pm (GMT +7) (6 km W)
All earthquakes at Geureudong

Katla volcano (Iceland): 2 earthquakes up to magnitude 2.2

2 earthquakes occurred near (under) the volcano during 6 minutes, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 0.10 and 0.10 km.
Earthquake details:
2.2 quake 7.6 km N of Hábunga Dec 8, 2025 04:49 pm (Universal Time) (2 km NNW)
1.8 quake 7.6 km NNE of Hábunga Dec 8, 2025 04:54 pm (Universal Time) (2 km N)
All earthquakes at Katla

Kilauea volcano (Hawai'i (Big Island)): 4 earthquakes up to magnitude 3.0

4 earthquakes occurred near (under) the volcano during 45 minutes, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 7.20 and 0.32 km.
Earthquake details:
3.0 quake 31 mi south of Hilo, Hawaii County, Hawaii, United States, Dec 8, 2025 09:26 am (GMT -10) (14 km SE)
2.2 quake 31 mi south of Hilo, Hawaii County, Hawaii, United States, Dec 8, 2025 08:57 am (GMT -10) (14 km SE)
1.9 quake 30 mi south of Hilo, Hawaii County, Hawaii, United States, Dec 8, 2025 09:41 am (GMT -10) (12 km SE)
1.1 quake 31 mi south of Hilo, Hawaii County, Hawaii, United States, Dec 8, 2025 09:26 am (GMT -10) (15 km SE)
All earthquakes at Kilauea

Krísuvík volcano (Reykjanes Peninsula, Iceland): 10 earthquakes up to magnitude 2.1

10 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 6.50 and 2.80 km.
Earthquake details: (only 5 largest)
2.1 quake 5.1 km NE of Krýsuvík Dec 8, 2025 01:45 pm (Universal Time) (6 km ESE)
1.1 quake Iceland: 4.5 km NE of Krýsuvík Dec 8, 2025 02:10 pm (Reykjavik time) (5 km ESE)
0.9 quake Iceland: 4.4 km NE of Krýsuvík Dec 8, 2025 01:53 pm (Reykjavik time) (5 km ESE)
0.9 quake 5.3 km NE of Krýsuvík Dec 8, 2025 03:39 am (Universal Time) (6 km ESE)
0.8 quake Iceland: 5.3 km NE of Krýsuvík Dec 8, 2025 02:14 pm (Reykjavik time) (6 km E)
All earthquakes at Krísuvík

Loihi volcano (Hawai'i (Big Island)): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 42.57 km depth at 16 km distance NNW from the volcano.
Earthquake details:
2.4 quake North Pacific Ocean, 14 mi southeast of Pāhala, Hawaii County, Hawaii, United States, Dec 8, 2025 03:44 am (GMT -10) (16 km NNW)
All earthquakes at Loihi

Porak volcano (Armenia): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 12 km distance S from the volcano.
Earthquake details:
2.2 quake 10.3 km northeast of Jermuk, Vayots' Dzor, Armenia, Dec 8, 2025 02:35 pm (GMT +4) (12 km S)
All earthquakes at Porak

San Salvador volcano (El Salvador): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 9 km distance ESE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 4.2 km west of San Salvador, Departamento de San Salvador, El Salvador, Dec 8, 2025 02:51 pm (GMT -6) (9 km ESE)
All earthquakes at San Salvador

Terceira volcano (Azores): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.20 km depth at 3 km distance WNW from the volcano.
Earthquake details:
2.4 quake 16 km northwest of Angra do Heroismo, Azores, Portugal, Dec 8, 2025 05:02 am (GMT -1) (3 km WNW)
All earthquakes at Terceira

Yantarni volcano (Alaska Peninsula): 2 earthquakes up to magnitude 2.8

2 earthquakes occurred near (under) the volcano during 5 minutes, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 6.57 and 6.20 km.
Earthquake details:
2.8 quake 36 mi south of Pilot Point, Lake and Peninsula Borough, Alaska, United States, Dec 8, 2025 02:27 am (GMT -9) (17 km WNW)
2.4 quake 31 mi south of Ugashik, Lake and Peninsula Borough, Alaska, United States, Dec 8, 2025 02:22 am (GMT -9) (19 km WNW)
All earthquakes at Yantarni
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/288926/Volcano-earthquake-report-for-Monday-8-Dec-2025.html