World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 23 Jun 2025 Number in brackets indicate nr of quakes.Quakes detected near: Bandai (1 quake mag 1.3), Bardarbunga (3 quakes between mag 0.8-2.5), Campi Flegrei (Phlegrean Fields) (10 quakes between mag 0.1-3.0), Clear Lake (31 quakes between mag 0.2-3.3), Eldey (2 quakes between mag 1.0-1.2), Etna (1 quake mag 1.2)Hakone (1 quake mag 1.9), Izu-Tobu (9 quakes between mag 0.4-1.3), Katla (1 quake mag 1.9), Katmai (1 quake mag 1.1), Kolumbo (2 quakes between mag 1.8-2.1), Krísuvík (15 quakes between mag 0.1-1.1), Kurikoma (6 quakes between mag 0.2-1.1), Ljósufjöll (10 quakes between mag 0.3-1.8), Maunaloa (1 quake mag 1.8), Megata (1 quake mag 1.5), Nipesotsu-Maruyama (1 quake mag 1.1), Oshima (18 quakes between mag 0.4-1.3), Prestahnukur (11 quakes between mag 1.0-1.4), Santorini (6 quakes between mag 0.8-2.0), Svartsengi (7 quakes between mag 0.1-1.1), Taupo (1 quake mag 2.0), Tenerife (3 quakes between mag 1.2-1.8), Theistareykjarbunga (3 quakes between mag 1.1-1.6), Tjörnes Fracture Zone (6 quakes between mag 0.9-2.5), To-shima (1 quake mag 1.2) (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:Bardarbunga volcano (Iceland): 3 earthquakes up to magnitude 2.53 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 2.10 and 1.50 km.Earthquake details: 2.5 quake Iceland: 6.8 km ESE of Bárðarbunga Jun 22, 2025 03:21 pm (Reykjavik time) (7 km E)1.8 quake Iceland: 7.8 km E of Bárðarbunga Jun 22, 2025 03:11 pm (Reykjavik time) (8 km E)0.8 quake 5.2 km E of Bárðarbunga Jun 22, 2025 10:15 am (Universal Time) (5 km E)All earthquakes at BardarbungaCampi Flegrei (Phlegrean Fields) volcano (Italy): 10 earthquakes up to magnitude 3.010 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 10.00 and 0.01 km.Earthquake details: (only 5 largest)Reported seismic-like event (likely no quake): 2.3 km west of Naples, Napoli, Campania, Italy, Jun 22, 2025 11:56 am (GMT +2) (9 km ENE)1.7 quake Tyrrhenian Sea, 22 km northeast of Isola d'Ischia Island, Italy, Jun 22, 2025 05:06 pm (GMT +2) (3 km SSE)1.6 quake Tyrrhenian Sea, 20 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Jun 22, 2025 09:59 pm (GMT +2) (4 km SSW)0.7 quake Tyrrhenian Sea, 20 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Jun 22, 2025 11:03 pm (GMT +2) (4 km SSW)0.5 quake Tyrrhenian Sea, 20 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Jun 22, 2025 10:06 pm (GMT +2) (4 km SSW)All earthquakes at Campi Flegrei (Phlegrean Fields)Clear Lake volcano (California): 31 earthquakes up to magnitude 3.3Possible earthquake swarm: 31 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 24 minutes ago. Hypocenter depths ranged between 7.29 and 0.05 km.Earthquake details: (only 5 largest)3.3 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Jun 22, 2025 02:14 pm (Los Angeles time) (18 km S)1.9 quake 12 mi southwest of Clearlake, Lake County, California, United States, Jun 22, 2025 08:55 am (GMT -7) (17 km S)1.6 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Jun 22, 2025 08:22 am (GMT -7) (16 km SSW)1.5 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Jun 22, 2025 11:56 am (GMT -7) (19 km S)1.4 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Jun 22, 2025 03:16 pm (GMT -7) (18 km S)All earthquakes at Clear LakeKolumbo volcano (Greece): 2 earthquakes up to magnitude 2.12 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 7.00 and 5.00 km.Earthquake details: 2.1 quake Aegean Sea, 28 km northwest of Nisi Anafi Island, Greece, Jun 22, 2025 07:35 pm (GMT +3) (14 km ENE)1.8 quake Aegean Sea, 26 km northwest of Nisi Anafi Island, Greece, Jun 23, 2025 12:10 am (GMT +3) (16 km ENE)All earthquakes at KolumboKrísuvík volcano (Reykjanes Peninsula, Iceland): 15 earthquakes up to magnitude 1.1Possible earthquake swarm: 15 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 6.10 and 0.20 km.Earthquake details: (only 5 largest)1.1 quake 3.6 km NNE of Krýsuvík Jun 22, 2025 01:32 am (Universal Time) (3 km ESE)1.1 quake Iceland: 3.3 km N of Krýsuvík Jun 22, 2025 10:51 am (Reykjavik time) (3 km SE)1.0 quake Iceland: 0.9 km NE of Krýsuvík Jun 22, 2025 09:54 am (Reykjavik time) (5 km SSE)0.9 quake Iceland: 2.0 km ENE of Krýsuvík Jun 22, 2025 12:33 pm (Reykjavik time) (6 km SE)0.9 quake Iceland: 2.4 km E of Krýsuvík Jun 22, 2025 10:35 am (Reykjavik time) (6 km SE)All earthquakes at KrísuvíkOshima volcano (Izu Islands): 18 earthquakes up to magnitude 1.3Possible earthquake swarm: 18 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 31 minutes ago. Hypocenter depths ranged between 16.00 and 3.80 km.Earthquake details: (only 5 largest)1.3 quake North Pacific Ocean, Tokyo, 26 km southeast of Ito, Shizuoka, Japan, Jun 22, 2025 02:21 pm (GMT +9) (14 km WNW)1.2 quake North Pacific Ocean, Tokyo, 25 km southeast of Ito, Shizuoka, Japan, Jun 23, 2025 07:46 am (GMT +9) (14 km NW)1.2 quake North Pacific Ocean, Tokyo, 26 km southeast of Ito, Shizuoka, Japan, Jun 22, 2025 02:29 pm (GMT +9) (14 km NW)1.1 quake North Pacific Ocean, Tokyo, 25 km southeast of Ito, Shizuoka, Japan, Jun 23, 2025 08:19 am (GMT +9) (15 km NW)1.1 quake North Pacific Ocean, Tokyo, 26 km southeast of Ito, Shizuoka, Japan, Jun 23, 2025 05:58 am (GMT +9) (14 km WNW)All earthquakes at OshimaPrestahnukur volcano (Iceland): 11 earthquakes up to magnitude 1.4Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 5.10 and 0.90 km.Earthquake details: (only 5 largest)1.4 quake Iceland: 16.1 km NNW of Geysir Jun 22, 2025 04:02 pm (Reykjavik time) (19 km SSE)1.3 quake Iceland: 16.5 km NNW of Geysir Jun 22, 2025 07:48 pm (Reykjavik time) (19 km SSE)1.3 quake Iceland: 16.5 km NNW of Geysir Jun 22, 2025 07:05 pm (Reykjavik time) (19 km SSE)1.2 quake Iceland: 17.5 km NNW of Geysir Jun 22, 2025 07:16 pm (Reykjavik time) (18 km SSE)1.2 quake 17.0 km NNW of Geysir Jun 22, 2025 06:56 pm (Universal Time) (18 km SSE)All earthquakes at PrestahnukurTjörnes Fracture Zone volcano (Iceland): 6 earthquakes up to magnitude 2.56 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.Earthquake details: (only 5 largest)2.5 quake 35.7 km WNW of Kópasker Jun 22, 2025 08:59 am (Universal Time) (14 km NNW)2.4 quake 35.5 km WNW of Kópasker Jun 22, 2025 08:54 am (Universal Time) (13 km NNW)1.4 quake 35.3 km WNW of Kópasker Jun 22, 2025 11:19 am (Universal Time) (13 km NNW)1.4 quake 35.6 km WNW of Kópasker Jun 22, 2025 08:56 am (Universal Time) (13 km NNW)1.3 quake Iceland: 34.8 km WNW of Kópasker Jun 22, 2025 09:03 am (Reykjavik time) (13 km NNW)All earthquakes at Tjörnes Fracture Zone