Volcano earthquake report for Saturday, 22 Nov 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 22 Nov 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Adatara (1 quake mag 3.0), Akuseki-jima (2 quakes between mag 1.5-1.6), Asama (1 quake mag 1.1), Askja (2 quakes between mag 0.5-1.2), Campi Flegrei (Phlegrean Fields) (17 quakes between mag 0.1-3.0), Clear Lake (25 quakes between mag 0.6-1.6)
El Chichón (7 quakes between mag 2.2-2.7), Eldey (1 quake mag 1.0), Grímsvötn (3 quakes between mag 0.6-1.3), Io-Torishima (1 quake mag 2.2), Izu-Tobu (1 quake mag 1.5), Kasbek (1 quake mag 3.5), Katla (13 quakes between mag 0.3-1.5), Kilauea (2 quakes between mag 1.8-1.9), Kirishima (7 quakes between mag 0.1-1.3), Komaga-take (1 quake mag 1.6), Kurikoma (4 quakes between mag 0.9-2.1), Mammoth Mountain (1 quake mag 1.1), Mauna Kea (1 quake mag 2.3), Maunaloa (1 quake mag 1.8), Mayotte Island (1 quake mag 1.4), Mount Rainier (5 quakes between mag 0.2-1.2), Nigorigawa (2 quakes between mag 0.5-1.0), Nipesotsu-Maruyama (2 quakes between mag 1.0-1.0), Ontake-san (7 quakes between mag 0.2-1.0), Qualibou (1 quake mag 3.0), San Cristobal (1 quake mag 1.6), Santorini (1 quake mag 1.4), Suwanose-jima (3 quakes between mag 1.0-1.7), Svartsengi (3 quakes between mag 0.1-1.1), Taupo (1 quake mag 2.0), Tenerife (2 quakes between mag 1.4-1.8), Tenorio (1 quake mag 2.0), Terceira (1 quake mag 2.1), To-shima (2 quakes between mag 1.1-1.6), Vesuvius (4 quakes between mag 0.1-1.1), Yake-dake (10 quakes between mag 0.1-1.6) (updated 20h50)

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 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 5 km distance SSE from the volcano.
Earthquake details:
Reported quake or seismic-like event: 28 km northeast of Hitachi, Ibaraki, Japan, Nov 23, 2025 12:23 am (GMT +9) (5 km SSE)
All earthquakes at Adatara

Campi Flegrei (Phlegrean Fields) volcano (Italy): 17 earthquakes up to magnitude 3.0

Possible earthquake swarm: 17 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 51 minutes ago. Hypocenter depths ranged between 2.81 and 0.72 km.
Earthquake details: (only 5 largest)
3.0 quake 10 km southwest of Naples, Napoli, Campania, Italy, Nov 22, 2025 06:55 pm (GMT +1) (5 km SE)
2.2 quake Tyrrhenian Sea, 22 km northeast of Isola d'Ischia Island, Italy, Nov 22, 2025 03:04 pm (GMT +1) (1 km SSE)
1.8 quake Tyrrhenian Sea, 23 km northeast of Isola d'Ischia Island, Italy, Nov 22, 2025 06:54 pm (GMT +1) (2 km SE)
1.1 quake 3.2 km southeast of Pozzuoli, Napoli, Campania, Italy, Nov 21, 2025 11:12 pm (GMT +1) (1 km NW)
0.9 quake Tyrrhenian Sea, 22 km northeast of Isola d'Ischia Island, Italy, Nov 22, 2025 03:03 pm (GMT +1) (1 km S)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 25 earthquakes up to magnitude 1.6

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 4 minutes ago. Hypocenter depths ranged between 5.09 and 1.14 km.
Earthquake details: (only 5 largest)
1.6 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Nov 21, 2025 11:10 pm (GMT -8) (18 km S)
1.6 quake 3.6 mi west of Clearlake, Lake County, California, United States, Nov 22, 2025 01:56 am (GMT -8) (7 km E)
1.5 quake 12 mi southwest of Clearlake, Lake County, California, United States, Nov 21, 2025 11:42 pm (GMT -8) (16 km S)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Nov 21, 2025 01:27 pm (GMT -8) (16 km S)
1.1 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Nov 22, 2025 09:53 am (GMT -8) (18 km S)
All earthquakes at Clear Lake

El Chichón volcano (Southern Mexico): 7 earthquakes up to magnitude 2.7

7 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 4.40 and 2.80 km.
Earthquake details: (only 5 largest)
2.7 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 22, 2025 02:20 am (GMT -6) (1 km WSW)
2.6 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 21, 2025 10:52 pm (GMT -6) (1 km NNE)
2.6 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 22, 2025 03:44 am (GMT -6) (1 km SSW)
2.5 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 22, 2025 02:25 am (GMT -6) (1 km WSW)
2.5 quake Estado de Chiapas, 38 km southwest of Teapa, Estado de Tabasco, Mexico, Nov 22, 2025 03:15 am (GMT -6) (1 km WSW)
All earthquakes at El Chichón

Io-Torishima volcano (Ryukyu Islands): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0 km depth at 11 km distance NNE from the volcano.
Earthquake details:
2.2 quake East China Sea, 69 km west of Tokuno Shima Island, Kagoshima-ken, Japan, Nov 22, 2025 05:36 pm (GMT +9) (11 km NNE)
All earthquakes at Io-Torishima

Kasbek volcano (Georgia): magnitude 3.5 earthquake

A magnitude 3.5 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 15.40 km depth at 19 km distance ENE from the volcano.
Earthquake details:
3.5 quake Dzhayrakhskiy, Respublika Ingushetiya, 30 km south of Vladikavkaz, North Ossetia-Alania, Russia, Nov 22, 2025 03:30 am (GMT +3) (19 km ENE)
All earthquakes at Kasbek

Katla volcano (Iceland): 13 earthquakes up to magnitude 1.5

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 9.90 and 0.10 km.
Earthquake details: (only 5 largest)
1.5 quake 3.5 km NNW of Hábunga Nov 22, 2025 02:27 am (Universal Time) (5 km SW)
0.8 quake 3.3 km NNW of Hábunga Nov 22, 2025 02:39 am (Universal Time) (4 km SW)
0.7 quake Iceland: 4.3 km NNW of Hábunga Nov 22, 2025 02:32 am (Reykjavik time) (5 km WSW)
0.7 quake Iceland: 4.1 km NNW of Hábunga Nov 22, 2025 02:28 am (Reykjavik time) (5 km WSW)
0.7 quake 3.7 km NNW of Hábunga Nov 22, 2025 02:35 am (Universal Time) (4 km WSW)
All earthquakes at Katla

Kurikoma volcano (Honshu): 4 earthquakes up to magnitude 2.1

4 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 1 hour 44 minutes ago. Hypocenter depths ranged between 9.70 and 6.70 km.
Earthquake details:
2.1 quake 25 km west of Oshu, Iwate, Japan, Nov 23, 2025 04:06 am (GMT +9) (15 km NNE)
1.1 quake 22 km west of Ichinoseki, Iwate, Japan, Nov 23, 2025 03:08 am (GMT +9) (9 km ENE)
1.0 quake 26 km west of Oshu, Iwate, Japan, Nov 22, 2025 08:14 pm (GMT +9) (14 km NE)
0.9 quake 29 km west of Oshu, Iwate, Japan, Nov 22, 2025 09:51 pm (GMT +9) (14 km NNE)
All earthquakes at Kurikoma

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

A magnitude 2.3 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 40.07 km depth at 15 km distance NNW from the volcano.
Earthquake details:
2.3 quake 11 mi southeast of Waimea, Hawaii County, Hawaii, United States, Nov 22, 2025 05:37 am (GMT -10) (15 km NNW)
All earthquakes at Mauna Kea

Qualibou volcano (Caribbean): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 10 km distance E from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 28 km south of Gros Islet, Gros-Islet, Saint Lucia, Nov 22, 2025 04:15 am (GMT +0) (10 km E)
All earthquakes at Qualibou

Terceira volcano (Azores): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.30 km depth at 7 km distance W from the volcano.
Earthquake details:
2.1 quake North Atlantic Ocean, 16 km west of Terceira Island, Azores, Portugal, Nov 22, 2025 10:37 am (GMT -1) (7 km W)
All earthquakes at Terceira
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