World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 8 Oct 2025 Number in brackets indicate nr of quakes.Quakes detected near: Akan (1 quake mag 3.0), Akita-Yake-yama (1 quake mag 1.4), Akuseki-jima (5 quakes between mag 1.7-2.9), Askja (3 quakes between mag 0.3-1.7), Bardarbunga (8 quakes between mag 0.0-1.2), Barva (1 quake mag 1.7)Brennisteinsfjöll (4 quakes between mag 0.4-1.7), Campi Flegrei (Phlegrean Fields) (7 quakes between mag 0.1-3.0), Cerro Negro de Mayasquer (2 quakes between mag 2.2-3.4), Clear Lake (16 quakes between mag 0.2-2.0), Coronado (1 quake mag 2.3), Coso (6 quakes between mag 0.1-1.1), Cuernos de Negros (1 quake mag 3.0), El Chichón (13 quakes between mag 1.8-3.0), Haku-san (1 quake mag 1.4), Hualalai (1 quake mag 1.9), Karkar (1 quake mag 3.0), Katla (5 quakes between mag 0.4-2.1), Kilauea (5 quakes between mag 0.5-1.9), Kolumbo (1 quake mag 1.9), Krísuvík (31 quakes between mag 0.1-2.4), Nasu (1 quake mag 1.5), Norikura (2 quakes between mag 0.2-1.3), Ontake-san (4 quakes between mag 0.3-1.3), Pelée (10 quakes between mag 0.3-1.5), Poco Leok (1 quake mag 2.3), Prestahnukur (1 quake mag 1.3), Redoubt (1 quake mag 1.6), San José (1 quake mag 3.4), Sandal (1 quake mag 1.2), Santo Tomas (1 quake mag 1.8), Santorini (1 quake mag 1.8), Tenorio (9 quakes between mag 1.5-2.1), Vesuvius (2 quakes between mag 0.7-1.0), Yake-dake (31 quakes between mag 0.1-1.1) (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:Akan volcano (Hokkaido): magnitude 3.0 earthquakeA 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 13 km distance WSW from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 28 km northeast of Ashoro, Hokkaido, Japan, Oct 7, 2025 10:21 am (GMT +9) (13 km WSW)All earthquakes at AkanAkuseki-jima volcano (Ryukyu Islands): 5 earthquakes up to magnitude 2.95 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 15.00 and 3.00 km.Earthquake details: 2.9 quake East China Sea, Kagoshima-ken, 27 km southwest of Suwanose-jima Island, Japan, Oct 7, 2025 01:01 pm (GMT +9) (12 km WSW)2.2 quake East China Sea, Kagoshima-ken, 29 km southwest of Suwanose-jima Island, Japan, Oct 8, 2025 02:53 am (GMT +9) (7 km SSW)1.8 quake East China Sea, Kagoshima-ken, 34 km southwest of Suwanose-jima Island, Japan, Oct 7, 2025 08:43 pm (GMT +9) (13 km WSW)1.8 quake East China Sea, Kagoshima-ken, 36 km southwest of Suwanose-jima Island, Japan, Oct 7, 2025 06:01 pm (GMT +9) (14 km SSW)1.7 quake East China Sea, Kagoshima-ken, 28 km south of Suwanose-jima Island, Japan, Oct 8, 2025 02:15 am (GMT +9) (7 km SSE)All earthquakes at Akuseki-jimaCampi Flegrei (Phlegrean Fields) volcano (Italy): 7 earthquakes up to magnitude 3.07 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 19 minutes ago. Hypocenter depths ranged between 10.00 and 0.36 km.Earthquake details: (only 5 largest)Reported seismic-like event (likely no quake): 0.5 km north of Naples, Napoli, Campania, Italy, Oct 7, 2025 10:06 pm (GMT +2) (11 km ENE)0.3 quake 2.1 km west of Bagnoli, Napoli, Campania, Italy, Oct 7, 2025 01:06 pm (GMT +2) (1 km SSE)0.2 quake 0.8 km northwest of Bagnoli, Napoli, Campania, Italy, Oct 7, 2025 06:37 am (GMT +2) (2 km ESE)0.1 quake Tyrrhenian Sea, 23 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Oct 7, 2025 11:31 pm (Universal Time) (4 km SSE)0.1 quake 0.9 km west of Posillipo, Napoli, Campania, Italy, Oct 7, 2025 11:06 pm (Universal Time) (5 km ESE)All earthquakes at Campi Flegrei (Phlegrean Fields)Cerro Negro de Mayasquer volcano (Colombia): 2 earthquakes up to magnitude 3.42 earthquakes occurred near (under) the volcano at nearly the same time (07:07 UTC). Hypocenter depths ranged between 4.00 and 3.00 km.Earthquake details: 3.4 quake 25 km west of Tulcán, Provincia del Carchi, Ecuador, Oct 7, 2025 02:07 am (Bogota time) (3 km E)2.2 quake 36 km west of Tulcán, Provincia del Carchi, Ecuador, Oct 7, 2025 02:07 am (Bogota time) (8 km W)All earthquakes at Cerro Negro de MayasquerClear Lake volcano (California): 16 earthquakes up to magnitude 2.0Possible earthquake swarm: 16 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 3.31 and 1.28 km.Earthquake details: (only 5 largest)2.0 quake Sonoma County, 15 mi southwest of Clearlake, Lake County, California, United States, Oct 7, 2025 04:30 am (Los Angeles time) (18 km SSW)1.4 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Oct 7, 2025 12:41 am (GMT -7) (17 km S)1.4 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 6, 2025 07:53 pm (GMT -7) (18 km S)1.2 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Oct 7, 2025 10:27 am (GMT -7) (19 km S)1.0 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Oct 7, 2025 07:13 am (GMT -7) (17 km SSW)All earthquakes at Clear LakeCoronado volcano (Baja California, NW Mexico & Mexican Islands): magnitude 2.3 earthquakeA magnitude 2.3 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 7 km distance E from the volcano.Earthquake details: 2.3 quake 79 km north of San Luis, Estado de Baja California, Mexico, Oct 6, 2025 11:31 pm (Tijuana time) (7 km E)All earthquakes at CoronadoCuernos de Negros volcano (Central Philippines): magnitude 3.0 earthquakeA 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 11 km distance SE from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 16 km southwest of Dumaguete, Philippines, Oct 7, 2025 11:48 pm (GMT +8) (11 km SE)All earthquakes at Cuernos de NegrosEl Chichón volcano (Southern Mexico): 13 earthquakes up to magnitude 3.0Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 5.00 and 2.50 km.Earthquake details: (only 5 largest)3.0 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 6, 2025 06:57 pm (Merida time) (1 km SSE)3.0 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 7, 2025 03:40 am (Merida time) (1 km S)2.8 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 7, 2025 02:10 am (Merida time) (1 km SSW)2.6 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 7, 2025 01:58 am (Merida time) (0 km W)2.5 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 7, 2025 04:28 am (Merida time) (1 km WSW)All earthquakes at El ChichónKarkar volcano (Northeast of New Guinea): magnitude 3.0 earthquakeA magnitude 3.0 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 10 km distance NNW from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 75 km north of Madang, Madang Province, Papua New Guinea, Oct 7, 2025 09:35 pm (GMT +10) (10 km NNW)All earthquakes at KarkarKatla volcano (Iceland): 5 earthquakes up to magnitude 2.15 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 8.70 and 0.10 km.Earthquake details: 2.1 quake 5.0 km ENE of Goðabunga Oct 7, 2025 03:31 pm (Reykjavik time) (5 km WNW)2.0 quake 4.9 km N of Hábunga Oct 7, 2025 04:15 am (Reykjavik time) (2 km WSW)0.7 quake Iceland: 4.1 km N of Hábunga Oct 7, 2025 08:55 pm (Reykjavik time) (3 km WSW)0.5 quake Iceland: 1.4 km SE of Goðabunga Oct 7, 2025 05:22 pm (Reykjavik time) (9 km W)0.4 quake Iceland: 3.4 km W of Goðabunga Oct 7, 2025 06:47 pm (Reykjavik time) (13 km W)All earthquakes at KatlaKrísuvík volcano (Reykjanes Peninsula, Iceland): 31 earthquakes up to magnitude 2.4Possible earthquake swarm: 31 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 7.20 and 3.20 km.Earthquake details: (only 5 largest)2.4 quake 4.6 km NNE of Krýsuvík Oct 7, 2025 08:18 am (Reykjavik time) (3 km E)2.2 quake 4.3 km NNE of Krýsuvík Oct 7, 2025 05:16 am (Reykjavik time) (3 km ESE)2.1 quake 4.6 km N of Krýsuvík Oct 7, 2025 05:03 pm (Reykjavik time) (2 km E)2.1 quake 4.5 km NNE of Krýsuvík Oct 7, 2025 05:05 am (Reykjavik time) (4 km E)2.0 quake 4.3 km NNE of Krýsuvík Oct 7, 2025 08:04 am (Reykjavik time) (3 km E)All earthquakes at KrísuvíkPoco Leok volcano (Flores): magnitude 2.3 earthquakeA magnitude 2.3 earthquake occurred at the volcano 2 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.00 km depth at 3 km distance WNW from the volcano.Earthquake details: 2.3 quake 6.7 km south of Ruteng, Kabupaten Manggarai, East Nusa Tenggara, Indonesia, Oct 8, 2025 06:23 am (Makassar time) (3 km WNW)All earthquakes at Poco LeokSan José volcano (Central Chile and Argentina): magnitude 3.4 earthquakeA magnitude 3.4 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 17.00 km depth at 10 km distance WNW from the volcano.Earthquake details: 3.4 quake 56 km east of Puente Alto, Cordillera, Santiago Metropolitan, Chile, Oct 7, 2025 11:02 am (Santiago time) (10 km WNW)All earthquakes at San JoséTenorio volcano (Costa Rica): 9 earthquakes up to magnitude 2.19 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 1 hour 14 minutes ago. Hypocenter depths ranged between 21.00 and 5.00 km.Earthquake details: (only 5 largest)2.1 quake Provincia de Alajuela, 24 km northeast of Canas, Costa Rica, Oct 6, 2025 07:05 pm (Costa Rica time) (9 km SE)2.0 quake Provincia de Alajuela, 25 km northeast of Canas, Costa Rica, Oct 6, 2025 07:00 pm (Costa Rica time) (9 km SE)1.8 quake 23 km northeast of Canas, Provincia de Guanacaste, Costa Rica, Oct 7, 2025 01:24 pm (Costa Rica time) (9 km SSE)1.7 quake Provincia de Alajuela, 26 km northeast of Canas, Costa Rica, Oct 7, 2025 05:36 pm (Costa Rica time) (10 km SE)1.6 quake 22 km northeast of Canas, Provincia de Guanacaste, Costa Rica, Oct 7, 2025 10:25 am (Costa Rica time) (9 km SSE)All earthquakes at TenorioYake-dake volcano (Honshu): 31 earthquakes up to magnitude 1.1Possible earthquake swarm: 31 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 20 minutes ago. Hypocenter depths ranged between 9.20 and 3.00 km.Earthquake details: (only 5 largest)1.1 quake 32 km east of Takayama, Gifu, Japan, Oct 7, 2025 03:02 pm (GMT +9) (1 km NNW)1.0 quake 32 km east of Takayama, Gifu, Japan, Oct 7, 2025 01:10 pm (GMT +9) (2 km NW)0.9 quake 32 km east of Takayama, Gifu, Japan, Oct 8, 2025 08:30 am (GMT +9) (2 km NNW)0.9 quake 32 km east of Takayama, Gifu, Japan, Oct 8, 2025 03:40 am (GMT +9) (2 km NNW)0.9 quake 33 km east of Takayama, Gifu, Japan, Oct 7, 2025 03:11 pm (GMT +9) (2 km N)All earthquakes at Yake-dake