World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 27 May 2026 Number in brackets indicate nr of quakes.Quakes detected near: Akutan (1 quake mag 1.8), Bald Knoll (1 quake mag 1.5), Clear Lake (21 quakes between mag 0.3-1.5), Eldey (35 quakes between mag 0.6-2.4), Gran Canaria (1 quake mag 3.0), Kilauea (2 quakes between mag 1.8-1.9)Kolumbo (1 quake mag 2.0), Koruhüyüğü (1 quake mag 1.3), Langjökull (1 quake mag 1.3), Maunaloa (1 quake mag 1.4), Nii-jima (1 quake mag 2.6), Ontake-san (2 quakes between mag 3.4-3.5), Pelée (1 quake mag 1.3), Reporoa (1 quake mag 1.4), Rotorua (6 quakes between mag 1.6-2.0), Saba (1 quake mag 3.0), Santo Tomas (3 quakes between mag 1.5-4.0), Sousaki (1 quake mag 1.0), Stepovak Bay 4 (1 quake mag 2.7), Süphan Dağ (1 quake mag 1.6), Tenorio (3 quakes between mag 0.8-1.4), Toroeng Prong (1 quake mag 3.8) (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:Clear Lake volcano (California): 21 earthquakes up to magnitude 1.5Possible earthquake swarm: 21 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 47 minutes ago. Hypocenter depths ranged between 16.28 and 1.20 km.Earthquake details: (only 5 largest)1.5 quake Lake County, 27 mi north of Santa Rosa, Sonoma County, California, United States, May 26, 2026 04:03 pm (GMT -7) (17 km SSE)1.4 quake Lake County, 26 mi north of Santa Rosa, Sonoma County, California, United States, May 26, 2026 08:08 am (GMT -7) (17 km S)1.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, May 26, 2026 11:18 am (GMT -7) (18 km S)1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, May 26, 2026 07:35 am (GMT -7) (18 km SSW)1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, May 25, 2026 11:51 pm (GMT -7) (17 km S)All earthquakes at Clear LakeEldey volcano (Iceland): 35 earthquakes up to magnitude 2.4Possible earthquake swarm: 35 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 47 minutes ago. Hypocenter depths ranged between 12.20 and 0.00 km.Earthquake details: (only 5 largest)2.4 quake Iceland: 4.6 km NNW of Geirfugladrangur May 26, 2026 10:56 am (Reykjavik time) (16 km W)2.0 quake Iceland: 6.2 km NE of Eldey May 26, 2026 10:56 am (Reykjavik time) (8 km NE)1.9 quake 7.3 km NNE of Eldey May 27, 2026 12:03 am (Universal Time) (10 km NNE)1.9 quake 5.4 km NNE of Eldey May 26, 2026 09:07 am (Universal Time) (7 km NE)1.8 quake Iceland: 6.0 km SE of Geirfugladrangur May 26, 2026 10:19 am (Reykjavik time) (15 km SW)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.Gran Canaria volcano (Canary Islands): magnitude 3.0 earthquakeA magnitude 3.0 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 8 km distance ESE from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 17 km southwest of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, May 26, 2026 08:53 pm (GMT +1) (8 km ESE)All earthquakes at Gran CanariaNii-jima volcano (Izu Islands): magnitude 2.6 earthquakeA magnitude 2.6 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 3 km distance ENE from the volcano.Earthquake details: 2.6 quake Philippine Sea, 25 km northeast of Kozu Shima Island, Tokyo, Japan, May 27, 2026 01:57 am (GMT +9) (3 km ENE)All earthquakes at Nii-jimaOntake-san volcano (Honshu): 2 earthquakes up to magnitude 3.52 earthquakes occurred near (under) the volcano at nearly the same time (06:45 UTC). Hypocenter depths ranged between 11.60 and 10.00 km.Earthquake details: 3.5 quake 13 km northeast of Gero, Gifu, Japan, May 26, 2026 03:45 pm (GMT +9) (13 km W)3.4 quake 13 km northeast of Gero, Gifu, Japan, May 26, 2026 03:45 pm (GMT +9) (13 km W)All earthquakes at Ontake-sanSaba volcano (Caribbean): 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 4 km distance WNW from the volcano.Earthquake details: Reported quake or seismic-like event: 28 km northwest of Sabana de la Mar, Provincia de Hato Mayor, Dominican Republic, May 26, 2026 06:18 pm (GMT -4) (4 km WNW)All earthquakes at SabaSanto Tomas volcano (Luzon Island): 3 earthquakes up to magnitude 4.03 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 32.00 and 7.00 km.Earthquake details: 4.0 quake Province of La Union, Ilocos, 26 km southwest of Baguio, Philippines, May 26, 2026 10:38 pm (Manila time) (19 km W)2.2 quake 8 km southeast of Aringay, Province of La Union, Ilocos, Philippines, May 26, 2026 10:27 pm (GMT +8) (17 km W)1.5 quake 3.9 km southwest of Baguio, Philippines, May 27, 2026 02:10 am (GMT +8) (8 km N)All earthquakes at Santo TomasStepovak Bay 4 volcano (Alaska Peninsula): magnitude 2.7 earthquakeA magnitude 2.7 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.10 km depth at 8 km distance N from the volcano.Earthquake details: 2.7 quake 53 mi northeast of Sand Point, Aleutians East Borough, Alaska, United States, May 25, 2026 05:31 pm (GMT -8) (8 km N)All earthquakes at Stepovak Bay 4Toroeng Prong volcano (Vietnam): magnitude 3.8 earthquakeA magnitude 3.8 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 19 km distance SSW from the volcano.Earthquake details: 3.8 quake 35 km north of Kon Tum, Kon Tum, Vietnam, May 26, 2026 06:00 pm (Ho Chi Minh time) (19 km SSW)All earthquakes at Toroeng Prong