World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 28 May 2026 Number in brackets indicate nr of quakes.Quakes detected near: Barva (1 quake mag 2.8), Buzzard Creek (1 quake mag 1.8), Camiguin de Babuyanes (5 quakes between mag 1.4-2.1), Campi Flegrei (Phlegrean Fields) (7 quakes between mag 0.1-3.0), Chirip (1 quake mag 3.0), Clear Lake (19 quakes between mag 0.3-1.8)Coso (13 quakes between mag 0.5-2.9), Davidof (1 quake mag 1.7), Didicas (1 quake mag 2.2), Geureudong (1 quake mag 2.2), Golden Trout Creek (1 quake mag 1.4), Hengill (12 quakes between mag 0.0-1.1), Hulubelu (1 quake mag 2.0), Kaguyak (1 quake mag 1.6), Kilauea (3 quakes between mag 1.9-2.0), Kolumbo (3 quakes between mag 0.9-1.7), Kupreanof (1 quake mag 1.1), Leonard Range (1 quake mag 1.8), Loihi (2 quakes between mag 1.8-2.1), Loki-Fögrufjöll volcano (2 quakes between mag 0.5-1.6), Maroa (1 quake mag 1.7), Maunaloa (5 quakes between mag 1.5-1.9), Mount Rainier (1 quake mag 1.1), Nemrut Dagi (1 quake mag 1.4), Ngauruhoe (1 quake mag 1.0), Ontake-san (1 quake mag 2.8), Salton Buttes (2 quakes between mag 1.7-2.1), Tenerife (1 quake mag 1.0), Tjörnes Fracture Zone (4 quakes between mag 0.6-1.1) (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:Barva volcano (Costa Rica): magnitude 2.8 earthquakeA magnitude 2.8 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 13.00 km depth at 16 km distance E from the volcano.Earthquake details: 2.8 quake Provincia de Heredia, 29 km northeast of San Jose, Costa Rica, May 27, 2026 12:12 pm (GMT -6) (16 km E)All earthquakes at BarvaCamiguin de Babuyanes volcano (North of Luzon): 5 earthquakes up to magnitude 2.15 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 30.00 and 22.00 km.Earthquake details: 2.1 quake South China Sea, 12 km east of Camiguin Island, Philippines, May 27, 2026 11:13 pm (GMT +8) (19 km ENE)2.0 quake South China Sea, 6.6 km east of Camiguin Island, Philippines, May 27, 2026 09:59 pm (GMT +8) (15 km NE)1.9 quake South China Sea, 9.5 km east of Camiguin Island, Philippines, May 27, 2026 10:06 pm (GMT +8) (18 km NE)1.7 quake South China Sea, 8.6 km east of Camiguin Island, Philippines, May 28, 2026 12:26 am (GMT +8) (16 km NE)1.4 quake 69 km northeast of Aparri, Province of Cagayan, Cagayan Valley, Philippines, May 27, 2026 07:47 pm (GMT +8) (12 km NNE)All earthquakes at Camiguin de BabuyanesCampi Flegrei (Phlegrean Fields) volcano (Italy): 7 earthquakes up to magnitude 3.07 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 19 minutes ago. Hypocenter depths ranged between 10.00 and 0.09 km.Earthquake details: (only 5 largest)Reported seismic-like event (likely no quake): 1.2 km west of Naples, Napoli, Campania, Italy, May 28, 2026 01:14 am (GMT +2) (10 km ENE)1.6 quake 3.4 km east of Pozzuoli, Napoli, Campania, Italy, May 27, 2026 03:13 am (GMT +2) (2 km NNW)1.3 quake 2.9 km southeast of Pozzuoli, Napoli, Campania, Italy, May 27, 2026 03:09 am (GMT +2) (1 km NW)1.1 quake 3.3 km east of Pozzuoli, Napoli, Campania, Italy, May 27, 2026 03:09 am (GMT +2) (2 km NNW)0.7 quake 3.7 km east of Pozzuoli, Napoli, Campania, Italy, May 28, 2026 12:20 am (GMT +2) (1 km N)All earthquakes at Campi Flegrei (Phlegrean Fields)Chirip volcano (Iturup Island): magnitude 3.0 earthquakeA magnitude 3.0 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 9 km distance SSE from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 7 km northeast of Kuril'sk, Sakhalin Oblast, Russia, May 28, 2026 03:19 am (GMT +11) (9 km SSE)All earthquakes at ChiripClear Lake volcano (California): 19 earthquakes up to magnitude 1.8Possible earthquake swarm: 19 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 17.43 and 1.19 km.Earthquake details: (only 5 largest)1.8 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, May 27, 2026 02:48 pm (GMT -7) (16 km S)1.7 quake 12 mi southwest of Clearlake, Lake County, California, United States, May 27, 2026 05:13 am (GMT -7) (15 km S)1.2 quake 29 mi north of Santa Rosa, Sonoma County, California, United States, May 27, 2026 12:41 pm (GMT -7) (16 km SSW)1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, May 27, 2026 06:50 am (GMT -7) (16 km SSW)1.1 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, May 27, 2026 01:38 pm (GMT -7) (16 km S)All earthquakes at Clear LakeCoso volcano (California): 13 earthquakes up to magnitude 2.9Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 1 hour 21 minutes ago. Hypocenter depths ranged between 9.27 and 1.49 km.Earthquake details: (only 5 largest)2.9 quake Inyo County, 29 mi north of Ridgecrest, Kern County, California, United States, May 27, 2026 04:02 am (GMT -7) (4 km E)1.9 quake Inyo County, 28 mi north of Ridgecrest, Kern County, California, United States, May 27, 2026 04:03 am (GMT -7) (4 km E)1.2 quake Inyo County, 29 mi north of Ridgecrest, Kern County, California, United States, May 27, 2026 12:58 pm (GMT -7) (4 km E)1.0 quake Inyo County, 19 mi north of Ridgecrest, Kern County, California, United States, May 27, 2026 04:28 pm (GMT -7) (17 km SSE)1.0 quake Inyo County, 28 mi north of Ridgecrest, Kern County, California, United States, May 27, 2026 01:40 pm (GMT -7) (4 km E)All earthquakes at CosoDidicas volcano (North of Luzon): magnitude 2.2 earthquakeA magnitude 2.2 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.00 km depth at 19 km distance SSE from the volcano.Earthquake details: 2.2 quake Philippine Sea, 35 km east of Camiguin Island, Philippines, May 27, 2026 07:44 pm (GMT +8) (19 km SSE)All earthquakes at DidicasGeureudong volcano (Sumatra): 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 6.00 km depth at 11 km distance W from the volcano.Earthquake details: 2.2 quake Kabupaten Bener Meriah, 49 km south of Bireun, Indonesia, May 27, 2026 12:32 pm (GMT +7) (11 km W)All earthquakes at GeureudongHengill volcano (Iceland): 12 earthquakes up to magnitude 1.1Possible earthquake swarm: 12 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 22 minutes ago. Hypocenter depths ranged between 5.20 and 0.00 km.Earthquake details: (only 5 largest)1.1 quake 3.0 km NNE of Eiturhóll May 27, 2026 03:07 am (Universal Time) (4 km SW)1.0 quake Iceland: 3.1 km NE of Eiturhóll May 27, 2026 03:50 am (Reykjavik time) (4 km SW)0.6 quake Iceland: 4.5 km NNE of Eiturhóll May 27, 2026 11:28 pm (Reykjavik time) (3 km WSW)0.5 quake Iceland: 3.6 km NE of Eiturhóll May 27, 2026 04:57 am (Reykjavik time) (3 km SW)0.5 quake Iceland: 3.4 km NNE of Eiturhóll May 27, 2026 03:28 am (Reykjavik time) (4 km SW)All earthquakes at HengillLoihi volcano (Hawai'i (Big Island)): 2 earthquakes up to magnitude 2.12 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 19 hours ago. Hypocenter depths ranged between 32.53 and 15.62 km.Earthquake details: 2.1 quake North Pacific Ocean, 14 mi southeast of Discovery Harbor, Hawaii County, Hawaii, United States, May 26, 2026 05:07 pm (GMT -10) (18 km W)1.8 quake North Pacific Ocean, 42 mi south of of Hawai‘i Island, Hawaii County, Hawaii, United States, May 26, 2026 07:40 pm (GMT -10) (19 km WNW)All earthquakes at LoihiOntake-san volcano (Honshu): magnitude 2.8 earthquakeA magnitude 2.8 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 11.30 km depth at 12 km distance W from the volcano.Earthquake details: 2.8 quake 13 km northeast of Gero, Gifu, Japan, May 28, 2026 05:13 am (GMT +9) (12 km W)All earthquakes at Ontake-sanSalton Buttes volcano (California): 2 earthquakes up to magnitude 2.12 earthquakes occurred near (under) the volcano at nearly the same time (20:17 UTC). Hypocenter depths ranged between 4.82 and 4.63 km.Earthquake details: 2.1 quake 13 mi northwest of Brawley, Imperial County, California, United States, May 27, 2026 01:16 pm (GMT -7) (5 km S)1.7 quake 13 mi northwest of Brawley, Imperial County, California, United States, May 27, 2026 01:17 pm (GMT -7) (5 km S)All earthquakes at Salton Buttes