World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 28 Aug 2025 Number in brackets indicate nr of quakes.Quakes detected near: Akuseki-jima (1 quake mag 2.0), Brennisteinsfjöll (7 quakes between mag 0.3-1.6), Campi Flegrei (Phlegrean Fields) (4 quakes between mag 0.2-3.0), Clear Lake (18 quakes between mag 0.2-1.4), Conchagüita (2 quakes between mag 2.8-3.0), El Chichón (1 quake mag 2.5)Eldey (6 quakes between mag 1.3-1.8), Grímsnes (3 quakes between mag 0.7-1.5), Hachimantai (4 quakes between mag 0.4-1.2), Hakone (9 quakes between mag 0.1-1.7), Iriga (1 quake mag 1.5), Katla (3 quakes between mag 0.4-1.0), Kilauea (1 quake mag 1.5), Klyuchevskoy (1 quake mag 1.7), Kolumbo (3 quakes between mag 1.9-2.2), Koshelev (1 quake mag 3.0), Krafla (2 quakes between mag 0.4-1.1), Krísuvík (10 quakes between mag 0.5-2.5), Kurikoma (5 quakes between mag 0.1-1.2), La Palma (1 quake mag 1.4), Leonard Range (1 quake mag 2.5), Loki-Fögrufjöll volcano (1 quake mag 1.1), Machin (2 quakes between mag 1.0-1.5), Michoacán-Guanajuato (4 quakes between mag 2.6-3.2), Musuan (1 quake mag 1.7), Norikura (2 quakes between mag 0.9-1.2), Ruapehu (5 quakes between mag 0.2-1.0), Shiveluch (2 quakes between mag 1.0-1.1), Sousaki (1 quake mag 1.9), Suwanose-jima (4 quakes between mag 1.6-3.3), Talang (1 quake mag 2.3), Tenerife (3 quakes between mag 0.3-1.1), Tjörnes Fracture Zone (3 quakes between mag 0.7-1.0), To-shima (1 quake mag 1.8), Vulcano (3 quakes between mag 0.6-1.0) (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:Campi Flegrei (Phlegrean Fields) volcano (Italy): 4 earthquakes up to magnitude 3.04 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 36 minutes ago. Hypocenter depths ranged between 10.00 and 0.29 km.Earthquake details: Unconfirmed quake or seismic-like event reported: 0.6 km northwest of Naples, Napoli, Campania, Italy, Aug 28, 2025 02:14 am (GMT +2) (11 km ENE)1.1 quake 4.4 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 27, 2025 07:09 pm (GMT +2) (0 km SSE)1.0 quake 1.9 km southwest of Pozzuoli, Napoli, Campania, Italy, Aug 28, 2025 12:45 am (GMT +2) (5 km W)0.2 quake 3.4 km southwest of Pianura, Napoli, Campania, Italy, Aug 28, 2025 01:09 am (GMT +2) (2 km N)All earthquakes at Campi Flegrei (Phlegrean Fields)Clear Lake volcano (California): 18 earthquakes up to magnitude 1.4Possible earthquake swarm: 18 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 43 minutes ago. Hypocenter depths ranged between 3.31 and 1.31 km.Earthquake details: (only 5 largest)1.4 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Aug 26, 2025 10:57 pm (GMT -7) (18 km SSW)1.2 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Aug 27, 2025 07:54 am (GMT -7) (16 km SSW)1.0 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Aug 27, 2025 04:34 am (GMT -7) (15 km S)1.0 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 27, 2025 08:04 am (GMT -7) (17 km S)1.0 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 27, 2025 06:02 am (GMT -7) (17 km SSW)All earthquakes at Clear LakeConchagüita volcano (El Salvador): 2 earthquakes up to magnitude 3.02 earthquakes occurred near (under) the volcano during 10 minutes, the last being recorded quake 18 hours ago. Hypocenter depths ranged between 7.00 and 5.00 km.Earthquake details: 3.0 quake 6.6 km southeast of La Union, Departamento de La Union, El Salvador, Aug 27, 2025 01:01 am (GMT -6) (8 km NNW)2.8 quake 5.9 km southeast of La Union, Departamento de La Union, El Salvador, Aug 27, 2025 01:12 am (GMT -6) (9 km NNW)All earthquakes at ConchagüitaEl Chichón volcano (Southern Mexico): magnitude 2.5 earthquakeA magnitude 2.5 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 2.00 km depth at 0 km distance NNE from the volcano.Earthquake details: 2.5 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Aug 26, 2025 08:39 pm (GMT -6) (0 km NNE)All earthquakes at El ChichónKolumbo volcano (Greece): 3 earthquakes up to magnitude 2.23 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 11.90 and 5.00 km.Earthquake details: 2.2 quake Aegean Sea, 26 km southeast of Nisi Ios Island, Greece, Aug 27, 2025 07:43 am (GMT +3) (14 km NE)2.1 quake Aegean Sea, 23 km northeast of Santorini Island, Greece, Aug 27, 2025 12:55 pm (GMT +3) (11 km NE)1.9 quake Aegean Sea, 24 km northeast of Santorini Island, Greece, Aug 27, 2025 04:39 am (GMT +3) (14 km ENE)All earthquakes at KolumboKoshelev volcano (Southern Kamchatka): magnitude 3.0 earthquakeA magnitude 3.0 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.07 km depth at 16 km distance WSW from the volcano.Earthquake details: 3.0 quake Sea of Okhotsk, 19 km south of Ozernovskiy, Kamchatka, Russia, Aug 28, 2025 01:41 am (Kamchatka time) (16 km WSW)All earthquakes at KoshelevKrísuvík volcano (Reykjanes Peninsula, Iceland): 10 earthquakes up to magnitude 2.510 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 5.80 and 3.60 km.Earthquake details: (only 5 largest)2.5 quake 7.3 km E of Keilir Aug 27, 2025 11:04 am (Universal Time) (5 km NE)1.4 quake 1.0 km NE of Krýsuvík Aug 27, 2025 04:08 pm (Universal Time) (5 km SSE)1.4 quake Iceland: 0.6 km ENE of Krýsuvík Aug 27, 2025 11:03 am (Reykjavik time) (5 km SSE)1.2 quake 6.8 km E of Keilir Aug 27, 2025 11:29 am (Universal Time) (4 km ENE)0.8 quake Iceland: 1.7 km ENE of Krýsuvík Aug 27, 2025 04:08 pm (Reykjavik time) (5 km SE)All earthquakes at KrísuvíkLeonard Range volcano (Mindanao): magnitude 2.5 earthquakeA magnitude 2.5 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.00 km depth at 19 km distance E from the volcano.Earthquake details: 2.5 quake 34 km southeast of Compostela, Davao de Oro, Davao, Philippines, Aug 27, 2025 02:53 pm (GMT +8) (19 km E)All earthquakes at Leonard RangeMichoacán-Guanajuato volcano (Western & Central Mexico): 4 earthquakes up to magnitude 3.24 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 21.90 and 6.40 km.Earthquake details: 3.2 quake 21 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 27, 2025 04:05 am (GMT -6) (10 km S)2.7 quake 28 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 27, 2025 02:52 am (GMT -6) (13 km SW)2.6 quake 31 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 26, 2025 11:08 pm (GMT -6) (13 km SW)2.6 quake 29 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 27, 2025 04:39 am (GMT -6) (13 km SW)All earthquakes at Michoacán-GuanajuatoSuwanose-jima volcano (Ryukyu Islands): 4 earthquakes up to magnitude 3.34 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 15.70 and 0.00 km.Earthquake details: 3.3 quake East China Sea, Kagoshima-ken, 17 km southeast of Suwanose-jima Island, Japan, Aug 27, 2025 11:11 pm (GMT +9) (17 km SSE)2.6 quake 232 km south of Kagoshima, Kagoshima-ken, Japan, Aug 28, 2025 03:25 am (GMT +9) (4 km S)1.6 quake 231 km south of Kagoshima, Kagoshima-ken, Japan, Aug 28, 2025 03:17 am (GMT +9) (4 km W)1.6 quake East China Sea, Kagoshima-ken, 5.5 km east of Suwanose-jima Island, Japan, Aug 27, 2025 01:06 pm (GMT +9) (6 km E)All earthquakes at Suwanose-jimaTalang volcano (Sumatra): magnitude 2.3 earthquakeA magnitude 2.3 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 3 km distance W from the volcano.Earthquake details: 2.3 quake Kabupaten Solok, 20 km south of Solok, Indonesia, Aug 28, 2025 02:04 am (GMT +7) (3 km W)All earthquakes at Talang