World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 22 Aug 2026 Number in brackets indicate nr of quakes.Quakes detected near: Agua (6 quakes between mag 1.4-3.0), Augustine (1 quake mag 1.1), Campi Flegrei (Phlegrean Fields) (21 quakes between mag 0.1-3.0), Clear Lake (17 quakes between mag 0.3-1.5), Colima (1 quake mag 2.9), Coso (48 quakes between mag 0.1-3.3)Eyafjallajökull (1 quake mag 1.0), Fourpeaked (1 quake mag 1.7), Grímsnes (1 quake mag 1.3), Guagua Pichincha (1 quake mag 3.0), Iliniza (1 quake mag 3.0), Kilauea (4 quakes between mag 1.7-1.8), Martin (4 quakes between mag 0.3-1.5), Maunaloa (1 quake mag 1.7), Mount Rainier (3 quakes between mag 0.4-1.0), Prestahnukur (4 quakes between mag 0.2-1.2), Reporoa (1 quake mag 1.3), Spurr (3 quakes between mag 0.6-1.1), Tacana (1 quake mag 3.6), Tana (4 quakes between mag 0.8-1.9), Tjörnes Fracture Zone (1 quake mag 1.0), Tongariro (1 quake mag 1.3), Torfajökull (4 quakes between mag 0.1-1.5), Vesuvius (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:Agua volcano (Guatemala): 6 earthquakes up to magnitude 3.06 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 11.00 and 8.90 km.Earthquake details: (only 5 largest)Reported quake or seismic-like event: 25 km southwest of Guatemala City, Departamento de Guatemala, Guatemala, Aug 21, 2026 12:59 pm (GMT -6) (9 km N)2.7 quake 18 km southwest of Guatemala City, Departamento de Guatemala, Guatemala, Aug 21, 2026 06:59 am (GMT -6) (13 km NE)1.6 quake 6.6 km west of Villa Nueva, Departamento de Guatemala, Guatemala, Aug 20, 2026 09:18 pm (GMT -6) (13 km NE)1.5 quake Departamento de Sacatepequez, 18 km southwest of Guatemala City, Guatemala, Aug 21, 2026 05:51 am (GMT -6) (14 km NE)1.4 quake 7.1 km west of Villa Nueva, Departamento de Guatemala, Guatemala, Aug 21, 2026 01:15 am (GMT -6) (13 km NE)All earthquakes at AguaCampi Flegrei (Phlegrean Fields) volcano (Italy): 21 earthquakes up to magnitude 3.0Possible earthquake swarm: 21 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 45 minutes ago. Hypocenter depths ranged between 10.00 and 0.08 km.Earthquake details: (only 5 largest)Reported seismic-like event (likely no quake): 3.5 km southwest of Naples, Napoli, Campania, Italy, Aug 21, 2026 05:43 pm (GMT +2) (8 km E)1.1 quake 4.2 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 21, 2026 11:18 pm (GMT +2) (0 km NNE)1.0 quake 4.2 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 21, 2026 11:20 pm (GMT +2) (0 km NE)1.0 quake 4.1 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 21, 2026 11:23 pm (GMT +2) (0 km NNE)1.0 quake 3.9 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 21, 2026 11:13 pm (GMT +2) (0 km WSW)All earthquakes at Campi Flegrei (Phlegrean Fields)Clear Lake volcano (California): 17 earthquakes up to magnitude 1.5Possible earthquake swarm: 17 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 18.46 and 0.55 km.Earthquake details: (only 5 largest)1.5 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Aug 21, 2026 11:02 am (GMT -7) (15 km SSW)1.3 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Aug 20, 2026 11:10 pm (GMT -7) (15 km S)1.1 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Aug 21, 2026 05:16 am (GMT -7) (15 km SSW)1.0 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Aug 21, 2026 10:29 am (GMT -7) (19 km SSW)1.0 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Aug 21, 2026 01:07 am (GMT -7) (18 km S)All earthquakes at Clear LakeColima volcano (Western & Central Mexico): magnitude 2.9 earthquakeA magnitude 2.9 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 30.50 km depth at 7 km distance SSW from the volcano.Earthquake details: 2.9 quake 24 km north of Colima, Estado de Colima, Mexico, Aug 21, 2026 01:46 am (GMT -6) (7 km SSW)All earthquakes at ColimaCoso volcano (California): 48 earthquakes up to magnitude 3.3Possible earthquake swarm: 48 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 35 minutes ago. Hypocenter depths ranged between 8.16 and 1.97 km.Earthquake details: (only 5 largest)3.3 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Aug 21, 2026 10:26 am (GMT -7) (5 km NNW)3.0 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Aug 21, 2026 08:16 am (GMT -7) (4 km NNW)1.9 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Aug 21, 2026 01:43 am (GMT -7) (4 km NNW)1.8 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Aug 21, 2026 01:02 pm (GMT -7) (4 km NNW)1.6 quake Inyo County, 32 mi north of Ridgecrest, Kern County, California, United States, Aug 21, 2026 11:29 am (GMT -7) (4 km NNW)All earthquakes at CosoGuagua Pichincha volcano (Ecuador): magnitude 3.0 earthquakeA magnitude 3.0 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 13 km distance E from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 7 km northeast of Quito, Provincia de Pichincha, Ecuador, Aug 21, 2026 06:27 am (GMT -5) (13 km E)All earthquakes at Guagua PichinchaIliniza volcano (Ecuador): 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 16 km distance SSE from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 17 km north of Latacunga, Provincia de Cotopaxi, Ecuador, Aug 21, 2026 02:22 am (GMT -5) (16 km SSE)All earthquakes at IlinizaTacana volcano (Southern Mexico): magnitude 3.6 earthquakeA magnitude 3.6 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 10 km distance ESE from the volcano.Earthquake details: 3.6 quake 23 km north of Malacatan, Departamento de San Marcos, Guatemala, Aug 21, 2026 12:07 am (GMT -6) (10 km ESE)All earthquakes at TacanaUnnamed 52.92°N/158.52°E volcano (Southern Kamchatka): magnitude 3.0 earthquakeA magnitude 3.0 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 17 km distance NE from the volcano.Earthquake details: Reported seismic-like event (likely no quake): 6.4 km southeast of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, Aug 21, 2026 10:04 pm (GMT +12) (17 km NE)All earthquakes at Unnamed 52.92°N/158.52°E