World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 12 Oct 2026 Number in brackets indicate nr of quakes.Quakes detected near: Agua (5 quakes between mag 0.9-1.4), Askja (10 quakes between mag 0.0-2.1), Augustine (1 quake mag 1.9), Balut (3 quakes between mag 1.6-2.1), Baru (2 quakes between mag 2.2-2.2), Barva (2 quakes between mag 2.1-2.3)Buzzard Creek (1 quake mag 1.4), Clear Lake (30 quakes between mag 0.2-1.8), Coso (3 quakes between mag 1.7-2.2), Cuernos de Negros (2 quakes between mag 3.0-3.1), Eldey (1 quake mag 1.1), Etna (1 quake mag 1.7), Eyafjallajökull (1 quake mag 1.1), Flores (2 quakes between mag 1.4-2.2), Hekla (1 quake mag 1.2), Hrómundartindur (7 quakes between mag 0.0-2.4), Irazu (1 quake mag 1.4), Kilauea (8 quakes between mag 0.8-1.8), Kolumbo (1 quake mag 1.6), Krísuvík (2 quakes between mag 0.5-1.2), Leonard Range (1 quake mag 1.4), Lipari (1 quake mag 1.8), Ljósufjöll (6 quakes between mag 0.3-1.4), Maroa (1 quake mag 1.2), Maunaloa (1 quake mag 1.7), Ndete Napu (1 quake mag 3.2), Norikura (1 quake mag 2.7), Poas (1 quake mag 2.1), Prestahnukur (4 quakes between mag 1.2-2.3), Ragang (1 quake mag 1.9), Ruapehu (1 quake mag 1.0), Sarik-Gajah (2 quakes between mag 3.0-3.9), Turrialba (3 quakes between mag 1.7-2.5) (updated 00h50)\n\nNote: 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.\nVolcanoes with recent earthquakes above magnitude 2 or more than 10 quakes are listed below:Askja volcano (Iceland): 10 earthquakes up to magnitude 2.110 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 7.90 and 2.50 km.Earthquake details: (only 5 largest)2.1 quake 1.7 km ENE of Suðurbotnar Oct 11, 2026 01:39 am (Universal Time) (5 km E)1.1 quake Iceland: 1.5 km WSW of Herðubreiðartögl Oct 11, 2026 07:47 am (Reykjavik time) (17 km ENE)1.0 quake Iceland: 1.4 km WSW of Herðubreiðartögl Oct 11, 2026 11:44 am (Reykjavik time) (17 km ENE)1.0 quake Iceland: 1.8 km WSW of Herðubreiðartögl Oct 11, 2026 07:42 am (Reykjavik time) (17 km ENE)0.6 quake 1.6 km ENE of Suðurbotnar Oct 11, 2026 07:16 am (Universal Time) (4 km E)All earthquakes at AskjaAskja is a central Icelandic volcano whose major 1875 eruption created the caldera now filled by Öskjuvatn lake. Its last known eruption occurred in 1961.Balut volcano (Mindanao): 3 earthquakes up to magnitude 2.13 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 34.00 and 17.00 km.Earthquake details: 2.1 quake Celebes Sea, 27 km west of Sarangani Island, Philippines, Oct 11, 2026 01:02 pm (GMT +8) (15 km WSW)1.8 quake Philippine Sea, 9.8 km north of Sarangani Island, Philippines, Oct 12, 2026 04:13 am (GMT +8) (19 km NE)1.6 quake Province of Davao del Sur, 5.1 km west of Sarangani, Philippines, Oct 12, 2026 03:46 am (GMT +8) (5 km E)All earthquakes at BalutBalut is an 840 m island stratovolcano south of Mindanao whose last known eruption occurred between about 2 million and 11,700 years ago. Hot springs and thermally altered ground occur on its western and southwestern flanks.Baru volcano (Panama): 2 earthquakes up to magnitude 2.22 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 24.00 and 6.00 km.Earthquake details: 2.2 quake 38 km northwest of David, Provincia de Chiriqui, Panama, Oct 11, 2026 03:21 am (Costa_Rica time) (18 km SW)2.2 quake 37 km north of David, Provincia de Chiriqui, Panama, Oct 11, 2026 12:29 am (Costa_Rica time) (11 km ESE)All earthquakes at BaruBarva volcano (Costa Rica): 2 earthquakes up to magnitude 2.32 earthquakes occurred near (under) the volcano during 12 minutes, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 17.00 and 10.00 km.Earthquake details: 2.3 quake Provincia de Heredia, 19 km north of San Jose, Provincia de San Jose, Costa Rica, Oct 11, 2026 09:28 am (GMT -6) (5 km SE)2.1 quake Provincia de Heredia, 25 km north of San Jose, Provincia de San Jose, Costa Rica, Oct 11, 2026 09:40 am (Costa_Rica time) (4 km NE)All earthquakes at BarvaBarva is a multi-peaked Costa Rican volcano near San José, also recorded as Barba and Las Tres Marías. Its only confirmed eruption dates to around 6050 BCE, while later historical reports are uncertain.Clear Lake volcano (California): 30 earthquakes up to magnitude 1.8Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 29 minutes ago. Hypocenter depths ranged between 7.03 and 0.11 km.Earthquake details: (only 5 largest)1.8 quake 12 mi southwest of Clearlake, Lake County, California, United States, Oct 10, 2026 09:23 pm (GMT -7) (17 km S)1.7 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Oct 11, 2026 07:06 am (GMT -7) (16 km SSW)1.5 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2026 07:14 am (GMT -7) (16 km SSW)1.4 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2026 09:32 am (GMT -7) (15 km SSW)1.2 quake Lake County, 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2026 04:19 pm (GMT -7) (17 km S)All earthquakes at Clear LakeCoso volcano (California): 3 earthquakes up to magnitude 2.23 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 1.72 and 0.38 km.Earthquake details: 2.2 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Oct 11, 2026 12:27 pm (GMT -7) (19 km ENE)2.0 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Oct 11, 2026 12:27 pm (GMT -7) (19 km ENE)1.7 quake Inyo County, 33 mi north of Ridgecrest, Kern County, California, United States, Oct 10, 2026 08:16 pm (GMT -7) (5 km NNW)All earthquakes at CosoCoso is a 400 km² volcanic field of rhyolitic domes, basaltic cones and lava flows east of the Sierra Nevada Range. Its youngest dated eruption occurred about 39,000 ± 33,000 years ago, while active fumaroles and thermal springs mark an important geothermal area.Cuernos de Negros volcano (Central Philippines): 2 earthquakes up to magnitude 3.12 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 13.00 and 10.00 km.Earthquake details: 3.1 quake 18 km southwest of Dumaguete, Philippines, Oct 12, 2026 03:29 am (GMT +8) (2 km SW)Reported quake or seismic-like event: 6.7 km south of Dumaguete, Philippines, Oct 12, 2026 06:00 am (GMT +8) (13 km E)All earthquakes at Cuernos de NegrosCuernos de Negros is a large stratovolcano complex overlooking Dumaguete in the southeastern part of Negros Island. No eruption is known from approximately the past 12,000 years, but fumaroles, sulfuric springs and hot springs occur within the complex.Flores volcano (Guatemala): 2 earthquakes up to magnitude 2.22 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 4.20 and 0.70 km.Earthquake details: 2.2 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 11, 2026 10:05 am (GMT -6) (14 km WNW)1.4 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 10, 2026 08:01 pm (GMT -6) (14 km WNW)All earthquakes at FloresFlores, also known as Volcán Amayo, is a volcanic field about 10 km west of Jutiapa in southeastern Guatemala. Its last eruption is undated, and none are known from approximately the past 11,700 years.Hrómundartindur volcano (Iceland): 7 earthquakes up to magnitude 2.47 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 7.50 and 3.60 km.Earthquake details: (only 5 largest)2.4 quake 2.8 km WSW of Skeggi_á_Hengli Oct 11, 2026 02:09 am (Universal Time) (3 km W)1.3 quake 3.1 km NW of Hrómundartindi Oct 11, 2026 01:59 am (Universal Time) (4 km ENE)1.1 quake 2.3 km SW of Skeggi_á_Hengli Oct 11, 2026 02:08 am (Universal Time) (1 km SW)0.7 quake 2.8 km WNW of Hrómundartindi Oct 11, 2026 01:55 am (Universal Time) (4 km ENE)0.5 quake Iceland: 2.2 km WNW of Þrengsli Oct 11, 2026 03:03 pm (Reykjavik time) (11 km SW)All earthquakes at HrómundartindurHrómundartindur is a small volcanic system in southwestern Iceland with an active geothermal area at Ölkeduháls. Its last eruption is uncertain, but activity is thought to have occurred about 10,000 years ago.Ndete Napu volcano (Flores): magnitude 3.2 earthquakeA magnitude 3.2 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 14 km distance NNE from the volcano.Earthquake details: 3.2 quake 32 km northeast of Ende, Kabupaten Ende, East Nusa Tenggara, Indonesia, Oct 12, 2026 03:42 am (GMT +8) (14 km NNE)All earthquakes at Ndete NapuNorikura volcano (Honshu): magnitude 2.7 earthquakeA magnitude 2.7 earthquake occurred at the volcano 24 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.60 km depth at 12 km distance SSE from the volcano.Earthquake details: 2.7 quake 36 km west of Shiojiri, Nagano, Japan, Oct 11, 2026 10:12 am (GMT +9) (12 km SSE)All earthquakes at NorikuraNorikura is Japan’s third-highest volcano, reaching 3,026 m in the Northern Japan Alps. Three VEI 3 eruptions are recognized from approximately the past 10,000 years, the last around 50 BCE.Poas volcano (Costa Rica): magnitude 2.1 earthquakeA 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 8.00 km depth at 8 km distance SSE from the volcano.Earthquake details: 2.1 quake Provincia de Alajuela, 26 km northwest of San Jose, Costa Rica, Oct 11, 2026 04:46 pm (GMT -6) (8 km SSE)All earthquakes at PoasPoás is an active Costa Rican volcano about 35 km northwest of San José. Its highly acidic Laguna Caliente is the source of frequent steam-driven explosions, including activity recorded during 2025 and 2026.Prestahnukur volcano (Iceland): 4 earthquakes up to magnitude 2.34 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 16.70 and 3.60 km.Earthquake details: 2.3 quake 12.4 km S of Eiríksjökull Oct 11, 2026 10:48 am (Universal Time) (10 km NE)1.4 quake Iceland: 11.6 km S of Eiríksjökull Oct 11, 2026 01:34 pm (Reykjavik time) (12 km NE)1.3 quake 11.9 km SSE of Eiríksjökull Oct 11, 2026 10:25 am (Universal Time) (13 km ENE)1.2 quake 12.3 km S of Eiríksjökull Oct 11, 2026 11:31 am (Universal Time) (12 km ENE)All earthquakes at PrestahnukurPrestahnúkur is a roughly 90-km-long volcanic system beside the Langjökull icecap in Iceland. Its three known eruptions occurred during the past 10,000 years, the last at approximately 3350 BCE.Sarik-Gajah volcano (Sumatra): 2 earthquakes up to magnitude 3.92 earthquakes occurred near (under) the volcano during 1 hour 43 minutes, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.Earthquake details: 3.9 quake Kabupaten Pasaman, 39 km northwest of Bukittinggi, Indonesia, Oct 11, 2026 05:17 pm (Jakarta time) (9 km S)3.0 quake Kabupaten Pasaman, 38 km northwest of Bukittinggi, Indonesia, Oct 11, 2026 06:59 pm (GMT +7) (10 km S)All earthquakes at Sarik-GajahSarik-Gajah comprises three cones at two centers in Indonesia’s Sunda Volcanic Arc. Its last known eruption dates to between roughly 2.6 million and 11,700 years ago.Turrialba volcano (Costa Rica): 3 earthquakes up to magnitude 2.53 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 17 hours ago. Hypocenter depths ranged between 11.00 and 7.00 km.Earthquake details: 2.5 quake Provincia de Cartago, 37 km east of San Jose, Provincia de San Jose, Costa Rica, Oct 11, 2026 12:13 am (GMT -6) (5 km SSE)2.0 quake Provincia de Limon, 42 km east of San Jose, Provincia de San Jose, Costa Rica, Oct 11, 2026 01:20 am (Costa_Rica time) (6 km ENE)1.7 quake 12 km northwest of Turrialba, Provincia de Cartago, Costa Rica, Oct 10, 2026 09:34 pm (Costa_Rica time) (4 km SE)All earthquakes at Turrialba