World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 20 Sep 2026 Number in brackets indicate nr of quakes.Quakes detected near: Augustine (2 quakes between mag 0.8-1.0), Balut (7 quakes between mag 1.4-2.7), Clear Lake (25 quakes between mag 0.2-1.8), Colli Albani (1 quake mag 1.3), Coso (1 quake mag 1.0), Denison (4 quakes between mag 0.7-1.0)Etna (1 quake mag 1.6), Fani Maoré (1 quake mag 2.9), Flores (6 quakes between mag 1.0-3.4), Hrómundartindur (6 quakes between mag 0.1-1.4), Kilauea (2 quakes between mag 1.9-2.1), Kverkfjöll (2 quakes between mag 0.0-1.3), Loihi (1 quake mag 2.0), Methana (1 quake mag 1.2), Novarupta (1 quake mag 1.0), Paluweh (1 quake mag 2.6), Prestahnukur (5 quakes between mag 0.5-1.4), Redoubt (2 quakes between mag 0.5-1.1), Reporoa (1 quake mag 1.4), Ruapehu (1 quake mag 1.2), Salton Buttes (1 quake mag 1.1), San Cristobal (1 quake mag 1.4), San Miguel (1 quake mag 1.3), Sandal (1 quake mag 1.0), Svartsengi (7 quakes between mag 0.0-1.6), Tenerife (2 quakes between mag 0.5-1.5), Vatnafjöll (2 quakes between mag 0.7-1.0), Vesuvius (9 quakes between mag 0.0-1.0) (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:Balut volcano (Mindanao): 7 earthquakes up to magnitude 2.77 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 35 minutes ago. Hypocenter depths ranged between 38.00 and 8.00 km.Earthquake details: (only 5 largest)2.7 quake Celebes Sea, 21 km west of Sarangani Island, Philippines, Sep 20, 2026 06:02 am (GMT +8) (11 km WNW)2.5 quake Celebes Sea, 29 km west of Sarangani Island, Philippines, Sep 20, 2026 05:46 am (GMT +8) (18 km W)2.3 quake Philippine Sea, 3 km southwest of Sarangani Island, Philippines, Sep 20, 2026 06:41 am (GMT +8) (10 km ENE)2.2 quake Celebes Sea, 25 km west of Sarangani Island, Philippines, Sep 20, 2026 08:15 am (GMT +8) (14 km W)2.1 quake Philippine Sea, 20 km southwest of Sarangani Island, Philippines, Sep 20, 2026 07:17 am (GMT +8) (10 km SSW)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.Clear Lake volcano (California): 25 earthquakes up to magnitude 1.8Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 25 minutes ago. Hypocenter depths ranged between 3.05 and 0.65 km.Earthquake details: (only 5 largest)1.8 quake 13 mi southwest of Clearlake, Lake County, California, United States, Sep 19, 2026 11:53 am (Universal Time) (15 km S)1.3 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Sep 18, 2026 06:21 pm (GMT -7) (18 km SSW)1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 19, 2026 03:23 am (GMT -7) (18 km SSW)1.1 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 19, 2026 09:18 pm (Universal Time) (16 km S)1.1 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 19, 2026 06:51 pm (Universal Time) (17 km SSW)All earthquakes at Clear LakeFani Maoré volcano (Indian Ocean): magnitude 2.9 earthquakeA magnitude 2.9 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 42.17 km depth at 16 km distance NW from the volcano.Earthquake details: 2.9 quake 42 km east of Mamoudzou, Mamoudzou, Mayotte, Sep 19, 2026 05:32 pm (GMT +3) (16 km NW)All earthquakes at Fani MaoréFani Maoré is a submarine volcano about 50 km east of Mayotte. Seismic unrest began in May 2018, and surveys in 2019 discovered a new 800-m-high cone and extensive lava flows on the seafloor.Flores volcano (Guatemala): 6 earthquakes up to magnitude 3.46 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 6.00 and 0.90 km.Earthquake details: (only 5 largest)3.4 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 19, 2026 02:15 am (GMT -6) (14 km WNW)3.3 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 19, 2026 08:15 am (GMT -6) (15 km WNW)1.8 quake 26 km west of Jutiapa, Departamento de Jutiapa, Guatemala, Sep 19, 2026 02:39 am (GMT -6) (15 km WNW)1.7 quake 21 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 18, 2026 11:52 pm (GMT -6) (15 km WNW)1.1 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 19, 2026 02:24 am (Universal Time) (15 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.Kilauea volcano (Hawai'i (Big Island)): 2 earthquakes up to magnitude 2.12 earthquakes occurred near (under) the volcano at nearly the same time (20:20 UTC). Hypocenter depths ranged between 0.15 and 0.12 km.Earthquake details: 2.1 quake 26 mi southwest of Hilo, Hawaii County, Hawaii, United States, Sep 19, 2026 10:20 am (GMT -10) (3 km SE)1.9 quake 26 mi southwest of Hilo, Hawaii County, Hawaii, United States, Sep 19, 2026 10:20 am (GMT -10) (3 km SE)All earthquakes at KilaueaPaluweh volcano (Lesser Sunda Islands): magnitude 2.6 earthquakeA magnitude 2.6 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 18 km distance W from the volcano.Earthquake details: 2.6 quake Flores Sea, 60 km north of Ende, Kabupaten Ende, East Nusa Tenggara, Indonesia, Sep 19, 2026 12:04 pm (GMT +8) (18 km W)All earthquakes at PaluwehPaluweh is an island-forming stratovolcano north of Flores, Indonesia. Its major eruptions include a destructive, tsunami-producing event in 1928 and deadly pyroclastic flows in 2013.