Volcano earthquake report for Tuesday, 6 October 2026
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 6 Oct 2026 Number in brackets indicate nr of quakes.

Quakes detected near: Apaneca Range (4 quakes between mag 0.9-1.4), Augustine (1 quake mag 1.5), Balut (5 quakes between mag 1.5-1.8), Bardarbunga (22 quakes between mag 0.0-1.9), Cabalian (1 quake mag 1.9), Campi Flegrei (Phlegrean Fields) (4 quakes between mag 0.0-1.9)
Clear Lake (19 quakes between mag 0.3-1.5), Coso (1 quake mag 1.3), El Hierro (1 quake mag 2.4), Flores (7 quakes between mag 0.8-2.5), Hengill (1 quake mag 1.9), Hrómundartindur (2 quakes between mag 0.1-1.3), Karapinar (1 quake mag 1.5), Katla (7 quakes between mag 0.0-1.8), Kilauea (1 quake mag 2.0), Kukak (1 quake mag 1.2), Kupreanof (1 quake mag 1.3), Maunaloa (2 quakes between mag 1.9-2.2), Methana (2 quakes between mag 1.3-1.6), Okataina (Tarawera) (1 quake mag 1.3), Prestahnukur (1 quake mag 1.1), Risco Plateado (1 quake mag 2.5), Rotorua (1 quake mag 1.3), San Cristobal (1 quake mag 1.9), Svartsengi (9 quakes between mag 0.1-1.7), Tenerife (3 quakes between mag 1.4-1.6), Tuzo Wilson Knolls (1 quake mag 2.7), Vesuvius (24 quakes between mag 0.1-1.1), Wrangell (2 quakes between mag 0.8-1.1) (updated 19h50)\n\nNote: 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.\n
Volcanoes with recent earthquakes above magnitude 2 or more than 10 quakes are listed below:



Bardarbunga volcano (Iceland): 22 earthquakes up to magnitude 1.9

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 22.80 and 0.00 km.
Earthquake details: (only 5 largest)
1.9 quake 7.6 km E of Bárðarbunga Oct 6, 2026 01:49 am (Universal Time) (8 km E)
1.4 quake 7.7 km E of Bárðarbunga Oct 6, 2026 12:06 am (Universal Time) (8 km E)
1.0 quake 18.4 km ESE of Bárðarbunga Oct 6, 2026 10:39 am (Universal Time) (19 km ESE)
0.9 quake Iceland: 7.4 km E of Bárðarbunga Oct 6, 2026 03:04 pm (Reykjavik time) (8 km E)
0.8 quake Iceland: 4.0 km SSW of Bárðarbunga Oct 6, 2026 03:49 am (Reykjavik time) (3 km SW)
All earthquakes at Bardarbunga
Bárðarbunga is an ice-covered Icelandic stratovolcano whose far-reaching fissure system has produced enormous lava flows and major explosive eruptions. Its 2014-15 Holuhraun eruption created a lava field of almost 85 km².

Clear Lake volcano (California): 19 earthquakes up to magnitude 1.5

Possible earthquake swarm: 19 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 1 hour 12 minutes ago. Hypocenter depths ranged between 3.42 and 0.21 km.
Earthquake details: (only 5 largest)
1.5 quake 12 mi southwest of Clearlake, Lake County, California, United States, Oct 6, 2026 10:46 am (GMT -7) (15 km S)
1.4 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 6, 2026 11:22 am (GMT -7) (18 km S)
1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Oct 6, 2026 04:23 am (GMT -7) (17 km SSW)
1.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 6, 2026 08:30 am (GMT -7) (18 km SSW)
1.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 6, 2026 02:21 am (GMT -7) (19 km S)
All earthquakes at Clear Lake

El Hierro volcano (Canary Islands): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 32.80 km depth at 3 km distance W from the volcano.
Earthquake details:
2.4 quake 15 km south of Frontera, Santa Cruz de Tenerife, Canary Islands, Spain, Oct 6, 2026 01:31 am (GMT +1) (3 km W)
All earthquakes at El Hierro
El Hierro is a shield volcano in Spain’s Canary Islands. Its first documented historical eruption occurred underwater south of the island in 2011–12 and built a new volcanic cone on the seabed.

Flores volcano (Guatemala): 7 earthquakes up to magnitude 2.5

7 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 17.50 and 4.20 km.
Earthquake details: (only 5 largest)
2.5 quake 21 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 6, 2026 12:38 am (GMT -6) (15 km WNW)
2.4 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 5, 2026 06:38 pm (GMT -6) (13 km WNW)
1.4 quake 20 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 5, 2026 06:52 pm (GMT -6) (16 km WNW)
1.4 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 5, 2026 04:55 pm (GMT -6) (15 km WNW)
1.3 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 5, 2026 05:06 pm (GMT -6) (15 km WNW)
All earthquakes at Flores
Flores, also known as Volcán Amayo, is a volcanic field about 10 km west of Jutiapa in southeastern Guatemala. Its last eruption is undated, and none are known from approximately the past 11,700 years.

Maunaloa volcano (Hawai'i (Big Island)): 2 earthquakes up to magnitude 2.2

2 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 34.33 and 0.86 km.
Earthquake details:
2.2 quake 26 mi southeast of Holualoa, Hawaii County, Hawaii, United States, Oct 5, 2026 05:21 pm (GMT -10) (4 km S)
1.9 quake 30 mi southwest of Hilo, Hawaii County, Hawaii, United States, Oct 6, 2026 02:51 am (GMT -10) (17 km E)
All earthquakes at Maunaloa
Maunaloa is a huge, frequently active shield volcano on Hawaiʻi’s Big Island. Its predominantly lava-producing eruptions include a well-documented episode in November–December 2022.

Risco Plateado volcano (Central Chile and Argentina): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.00 km depth at 15 km distance NE from the volcano.
Earthquake details:
2.5 quake Departamento de San Rafael, Mendoza Province, Argentina, Oct 5, 2026 11:12 pm (GMT -3) (15 km NE)
All earthquakes at Risco Plateado
Risco Plateado is an Argentine stratovolcano cut by a 4 km-wide caldera. Although some of its basaltic lava flows look very young, the age of its last eruption is uncertain.

Tuzo Wilson Knolls volcano (Northern Pacific Ocean): magnitude 2.7 earthquake

A magnitude 2.7 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 19 km distance NE from the volcano.
Earthquake details:
2.7 quake North Pacific Ocean, 69 km south of Kunghit Island, North Coast Regional District, British Columbia, Canada, Oct 5, 2026 10:06 pm (GMT -9) (19 km NE)
All earthquakes at Tuzo Wilson Knolls
Tuzo Wilson Knolls is a possible submarine lava dome about 1,400 m below sea level in Canada. No eruptions are known during approximately the past 12,000 years.

Vesuvius volcano (Italy): 24 earthquakes up to magnitude 1.1

Possible earthquake swarm: 24 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 6.17 and 0.00 km.
Earthquake details: (only 5 largest)
1.1 quake 6.4 km northeast of Torre del Greco, Napoli, Campania, Italy, Oct 6, 2026 04:45 am (GMT +2) (0 km E)
0.5 quake 14 km east of Naples, Napoli, Campania, Italy, Oct 6, 2026 09:54 am (Universal Time) (1 km E)
0.5 quake 14 km east of Naples, Napoli, Campania, Italy, Oct 6, 2026 05:20 am (Universal Time) (0 km ENE)
0.3 quake 14 km east of Naples, Napoli, Campania, Italy, Oct 6, 2026 05:20 am (Universal Time) (0 km SE)
0.3 quake 14 km east of Naples, Napoli, Campania, Italy, Oct 6, 2026 03:17 am (Universal Time) (0 km E)
All earthquakes at Vesuvius
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/372138/Volcano-earthquake-report-2026-10-06.html