World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 26 May 2026 Number in brackets indicate nr of quakes.Quakes detected near: Arenal (1 quake mag 2.0), Bardarbunga (43 quakes between mag 0.0-3.3), Barva (1 quake mag 1.7), Cabalian (1 quake mag 1.9), Campi Flegrei (Phlegrean Fields) (6 quakes between mag 0.1-1.5), Churchill (1 quake mag 1.3)Clear Lake (22 quakes between mag 0.4-1.5), El Chichón (1 quake mag 2.2), El Hierro (1 quake mag 1.9), Eldey (44 quakes between mag 0.3-2.2), Grímsvötn (3 quakes between mag 0.6-1.0), Hakone (1 quake mag 3.1), Hrómundartindur (2 quakes between mag 0.3-2.0), Huequi (1 quake mag 3.0), Hulubelu (1 quake mag 2.0), Katmai (1 quake mag 2.0), Kerlingarfjöll (1 quake mag 2.7), Kilauea (1 quake mag 1.9), Ljósufjöll (1 quake mag 1.4), Loihi (1 quake mag 2.0), Masaya (1 quake mag 3.0), Maunaloa (1 quake mag 2.2), Mayotte Island (1 quake mag 1.4), Miravalles (1 quake mag 3.0), Nevado del Huila (1 quake mag 3.0), Ngauruhoe (1 quake mag 1.5), Paluweh (1 quake mag 2.2), Pico (1 quake mag 2.0), Reporoa (1 quake mag 2.2), Ruapehu (2 quakes between mag 1.2-1.4), Salton Buttes (1 quake mag 1.1), Spurr (1 quake mag 1.5), Tambora (2 quakes between mag 2.0-2.2), Taranaki (1 quake mag 2.0), Tenerife (1 quake mag 1.0), Tjörnes Fracture Zone (7 quakes between mag 0.4-1.5) (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): 43 earthquakes up to magnitude 3.3Possible earthquake swarm: 43 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 21.10 and 0.00 km.Earthquake details: (only 5 largest)3.3 quake Northeast, 222 km east of Reykjavik, Capital Region, Iceland, May 25, 2026 03:50 am (Universal Time) (5 km E)2.4 quake 6.2 km ESE of Bárðarbunga May 25, 2026 03:51 am (Universal Time) (6 km ESE)2.4 quake 4.2 km ESE of Bárðarbunga May 25, 2026 03:54 am (Universal Time) (4 km ESE)2.3 quake 3.7 km SE of Bárðarbunga May 25, 2026 01:15 pm (Universal Time) (4 km ESE)2.2 quake 4.7 km ESE of Bárðarbunga May 25, 2026 03:50 am (Universal Time) (4 km E)All earthquakes at BardarbungaClear Lake volcano (California): 22 earthquakes up to magnitude 1.5Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 23 minutes ago. Hypocenter depths ranged between 8.62 and 0.33 km.Earthquake details: (only 5 largest)1.5 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, May 24, 2026 07:09 pm (GMT -7) (18 km S)1.4 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, May 25, 2026 12:55 am (GMT -7) (19 km S)1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, May 25, 2026 05:26 pm (GMT -7) (16 km SSW)1.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, May 24, 2026 06:28 pm (GMT -7) (18 km SSW)1.3 quake Lake County, 27 mi north of Santa Rosa, Sonoma County, California, United States, May 25, 2026 03:22 pm (GMT -7) (17 km S)All earthquakes at Clear LakeEl Chichón volcano (Southern Mexico): magnitude 2.2 earthquakeA magnitude 2.2 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.00 km depth at 1 km distance NNW from the volcano.Earthquake details: 2.2 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, May 24, 2026 11:57 pm (GMT -6) (1 km NNW)All earthquakes at El ChichónEldey volcano (Iceland): 44 earthquakes up to magnitude 2.2Possible earthquake swarm: 44 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 13.70 and 2.60 km.Earthquake details: (only 5 largest)2.2 quake 6.3 km NE of Eldey May 25, 2026 12:51 pm (Universal Time) (8 km NE)2.2 quake 9.9 km NNE of Eldey May 25, 2026 02:26 am (Universal Time) (11 km NNE)2.0 quake 7.1 km NNE of Eldey May 25, 2026 12:11 pm (Universal Time) (9 km NE)1.6 quake Iceland: 5.9 km NNE of Eldey May 25, 2026 05:42 am (Reykjavik time) (8 km NE)1.5 quake Iceland: 10.7 km WNW of Reykjanestá May 25, 2026 06:27 am (Reykjavik time) (14 km NNE)All earthquakes at EldeyEldey is located at the beginning of the Reykjanes Ridge off the SW tip of Iceland. Its highest elevation is the top of Eldey Island, but most of the volcanic edifice is submerged.Several eruptions occurred in historic times, last in 1926.Hakone volcano (Honshu): magnitude 3.1 earthquakeA magnitude 3.1 earthquake occurred at the volcano 32 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 8 km distance ESE from the volcano.Earthquake details: 3.1 quake 8.3 km southwest of Odawara, Kanagawa, Japan, May 26, 2026 09:18 am (GMT +9) (8 km ESE)All earthquakes at HakoneHuequi volcano (Southern Chile and Argentina): 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 19 km distance NNW from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 62 km southeast of Calbuco, Provincia de Llanquihue, Region de los Lagos, Chile, May 25, 2026 02:08 am (GMT +0) (19 km NNW)All earthquakes at HuequiKerlingarfjöll volcano (Iceland): magnitude 2.7 earthquakeA magnitude 2.7 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0 km depth at 14 km distance S from the volcano.Earthquake details: 2.7 quake Iceland: 38.8 km N of Sigöldustöð May 25, 2026 03:50 am (Reykjavik time) (14 km S)All earthquakes at KerlingarfjöllMasaya volcano (Nicaragua): magnitude 3.0 earthquakeA magnitude 3.0 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 14 km distance NNW from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 7.1 km southeast of Managua, Departamento de Managua, Nicaragua, May 25, 2026 02:17 am (GMT -6) (14 km NNW)All earthquakes at MasayaMaunaloa volcano (Hawai'i (Big Island)): magnitude 2.2 earthquakeA magnitude 2.2 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.24 km depth at 17 km distance E from the volcano.Earthquake details: 2.2 quake 29 mi southwest of Hilo, Hawaii County, Hawaii, United States, May 24, 2026 04:58 pm (GMT -10) (17 km E)All earthquakes at MaunaloaMiravalles volcano (Costa Rica): magnitude 3.0 earthquakeA magnitude 3.0 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 9 km distance WSW from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 24 km east of Liberia, Provincia de Guanacaste, Costa Rica, May 25, 2026 03:56 pm (GMT -6) (9 km WSW)All earthquakes at MiravallesNevado del Huila volcano (Colombia): 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 9.50 km depth at 16 km distance SSW from the volcano.Earthquake details: 3.0 quake 19 km northwest of Belalcazar, Departamento del Cauca, Colombia, May 24, 2026 09:14 pm (GMT -5) (16 km SSW)All earthquakes at Nevado del HuilaPaluweh volcano (Lesser Sunda Islands): magnitude 2.2 earthquakeA magnitude 2.2 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 11.00 km depth at 18 km distance ENE from the volcano.Earthquake details: 2.2 quake Flores Sea, 56 km northwest of Maumere, Indonesia, May 25, 2026 10:28 am (GMT +8) (18 km ENE)All earthquakes at PaluwehReporoa volcano (New Zealand): magnitude 2.2 earthquakeA magnitude 2.2 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 NE from the volcano.Earthquake details: 2.2 quake 30 km south of Rotorua, Bay of Plenty, New Zealand, May 26, 2026 06:57 am (GMT +12) (3 km NE)All earthquakes at ReporoaTambora volcano (Sumbawa): 2 earthquakes up to magnitude 2.22 earthquakes occurred near (under) the volcano during 2 hours, the last being recorded quake 1 hour 2 minutes ago. Hypocenter depths ranged between 29.00 and 14.00 km.Earthquake details: 2.2 quake Kabupaten Bima, 63 km northeast of Sumbawa Besar, Indonesia, May 26, 2026 05:22 am (GMT +8) (17 km NW)2.0 quake Kabupaten Bima, 57 km northeast of Sumbawa Besar, Indonesia, May 26, 2026 07:48 am (GMT +8) (17 km WNW)All earthquakes at Tambora