Volcano earthquake report for Friday, 9 October 2026

Quakes detected near: Askja (3 quakes between mag 0.1-1.3), Balut (9 quakes between mag 1.8-4.2), Bardarbunga (2 quakes between mag 0.3-1.0), Brennisteinsfjöll (2 quakes between mag 1.0-1.4), Buzzard Creek (1 quake mag 1.9), Campi Flegrei (Phlegrean Fields) (7 quakes between mag 0.1-2.8)
Clear Lake (22 quakes between mag 0.5-2.3), Coso (2 quakes between mag 1.1-1.3), Ebulobo (1 quake mag 2.3), Eldey (134 quakes between mag 0.0-3.4), Etna (2 quakes between mag 1.6-3.0), Fagradalsfjall (1 quake mag 1.5), Flores (11 quakes between mag 1.2-3.7), Great Sitkin (1 quake mag 1.0), Hrómundartindur (5 quakes between mag 0.0-1.0), Huambo (1 quake mag 3.5), Iraya (1 quake mag 2.4), Katla (3 quakes between mag 1.1-2.8), Kilauea (2 quakes between mag 1.0-1.9), Kolumbo (2 quakes between mag 1.4-1.6), Kozushima (1 quake mag 2.2), Ljósufjöll (1 quake mag 1.5), Loihi (1 quake mag 2.0), Maunaloa (1 quake mag 1.7), Mayotte Island (1 quake mag 1.8), Methana (1 quake mag 1.4), Mikura-jima (1 quake mag 2.5), Morne aux Diables (1 quake mag 1.9), Numazawa (1 quake mag 2.8), Ontake-san (1 quake mag 2.6), Pelée (5 quakes between mag 0.0-1.2), Sandal (1 quake mag 1.2), Santorini (1 quake mag 1.6), Spurr (1 quake mag 1.1), Svartsengi (9 quakes between mag 0.0-1.7), Talang (1 quake mag 2.9), Tjörnes Fracture Zone (1 quake mag 1.3), Torfajökull (3 quakes between mag 0.6-1.4), Vulcano (1 quake mag 1.1), White Island (1 quake mag 2.2), Öraefajökull (3 quakes between mag 0.1-1.1) (updated 05h50)\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:

Balut volcano (Mindanao): 9 earthquakes up to magnitude 4.2

9 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 32.00 and 10.00 km.
Earthquake details: (only 5 largest)
4.2 quake Philippine Sea, 15 km northwest of Sarangani Island, Philippines, Oct 9, 2026 03:44 am (Manila time) (15 km N)
2.3 quake Celebes Sea, 24 km southwest of Sarangani Island, Philippines, Oct 9, 2026 03:13 am (GMT +8) (15 km SSW)
2.3 quake Philippine Sea, 5.1 km west of Sarangani Island, Philippines, Oct 9, 2026 12:18 am (GMT +8) (8 km NE)
2.0 quake Davao Occidental, Davao, Philippines, Oct 9, 2026 03:24 am (GMT +8) (14 km WSW)
2.0 quake Philippine Sea, 5.3 km west of Sarangani Island, Philippines, Oct 9, 2026 01:27 am (GMT +8) (7 km ENE)
All earthquakes at Balut
Balut is an 840 m island stratovolcano south of Mindanao whose last known eruption occurred between about 2 million and 11,700 years ago. Hot springs and thermally altered ground occur on its western and southwestern flanks.

Campi Flegrei (Phlegrean Fields) volcano (Italy): 7 earthquakes up to magnitude 2.8

7 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 3.71 and 0.01 km.
Earthquake details: (only 5 largest)
2.8 quake Tyrrhenian Sea, 18 km northeast of Isola d'Ischia Island, Italy, Oct 8, 2026 11:41 pm (GMT +2) (5 km W)
0.2 quake 2.3 km northwest of Bagnoli, Napoli, Campania, Italy, Oct 8, 2026 04:06 pm (Universal Time) (1 km E)
0.1 quake Tyrrhenian Sea, 17 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Oct 9, 2026 03:41 am (Universal Time) (16 km S)
0.1 quake Tyrrhenian Sea, 19 km northeast of Isola d'Ischia Island, Italy, Oct 9, 2026 03:34 am (Universal Time) (4 km SW)
0.1 quake Tyrrhenian Sea, 29 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Oct 9, 2026 03:04 am (Universal Time) (8 km E)
All earthquakes at Campi Flegrei (Phlegrean Fields)
Campi Flegrei is a 13-km-wide volcanic caldera encompassing part of Naples and the Gulf of Pozzuoli. Its last known eruption formed the Monte Nuovo cone in 1538.

Clear Lake volcano (California): 22 earthquakes up to magnitude 2.3

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 54 minutes ago. Hypocenter depths ranged between 3.60 and 1.76 km.
Earthquake details: (only 5 largest)
2.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 8, 2026 05:04 pm (GMT -7) (18 km SSW)
2.0 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Oct 8, 2026 07:24 pm (GMT -7) (17 km S)
1.8 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Oct 8, 2026 05:17 pm (GMT -7) (18 km SSW)
1.5 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 8, 2026 09:56 pm (GMT -7) (18 km SSW)
1.4 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 8, 2026 08:03 am (GMT -7) (17 km S)
All earthquakes at Clear Lake

Ebulobo volcano (Flores): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 34.00 km depth at 19 km distance SE from the volcano.
Earthquake details:
2.3 quake Savu Sea, 37 km west of Ende, Kabupaten Ende, East Nusa Tenggara, Indonesia, Oct 9, 2026 02:44 am (GMT +8) (19 km SE)
All earthquakes at Ebulobo
Ebulobo is a 2,096 m stratovolcano in central Flores, Indonesia. Seven confirmed eruptive periods are recorded between 1830 and 1969, while an ash plume in 2017 was classified as an uncertain eruption.

Eldey volcano (Iceland): 134 earthquakes up to magnitude 3.4

Possible earthquake swarm: 134 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 1 hour 25 minutes ago. Hypocenter depths ranged between 25.60 and 0.00 km.
Earthquake details: (only 5 largest)
3.4 quake Irminger Sea, 47 km southwest of Keflavik, Southern Peninsula, Iceland, Oct 8, 2026 05:50 pm (Reykjavik time) (14 km W)
3.0 quake Irminger Sea, 47 km southwest of Keflavik, Southern Peninsula, Iceland, Oct 9, 2026 04:00 am (Reykjavik time) (16 km W)
2.7 quake 2.2 km NNE of Geirfugladrangur Oct 8, 2026 08:38 pm (Universal Time) (14 km WSW)
2.6 quake Iceland: 2.2 km NNW of Geirfugladrangur Oct 8, 2026 10:12 pm (Reykjavik time) (16 km WSW)
2.6 quake Iceland: 5.8 km N of Geirfugladrangur Oct 8, 2026 08:18 pm (Reykjavik time) (15 km W)
All earthquakes at Eldey
Eldey is a mostly submarine volcanic system south of Iceland, with only an island and several rocky skerries above water. Five eruptions are confirmed from 1211 to 1926, and an additional event in 1884 is uncertain.

Etna volcano (Italy): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 1 hour 3 minutes ago. Hypocenter depths ranged between 10.00 and 2.74 km.
Earthquake details:
Unconfirmed quake or seismic-like event reported: 30 km north of Catania, Province of Catania, Sicily, Italy, Oct 9, 2026 06:47 am (GMT +2) (1 km WNW)
1.6 quake 10.6 km northeast of Paterno, Province of Catania, Sicily, Italy, Oct 8, 2026 11:08 pm (GMT +2) (11 km SSW)
All earthquakes at Etna
Etna is a frequently active stratovolcano in Sicily with documented eruptions dating to about 1500 BCE. Its activity ranges from summit explosions and lava fountains to flank eruptions with extensive lava flows.

Flores volcano (Guatemala): 11 earthquakes up to magnitude 3.7

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 53 minutes ago. Hypocenter depths ranged between 10.00 and 1.40 km.
Earthquake details: (only 5 largest)
3.7 quake 24 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 8, 2026 12:14 pm (Guatemala time) (14 km WNW)
3.6 quake 24 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 8, 2026 06:14 am (Guatemala time) (15 km NW)
3.2 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 8, 2026 01:53 pm (Guatemala time) (14 km WNW)
2.9 quake 24 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 8, 2026 06:16 am (GMT -6) (14 km WNW)
2.5 quake 25 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 8, 2026 10:57 pm (GMT -6) (13 km NW)
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.

Huambo volcano (Peru): magnitude 3.5 earthquake

A magnitude 3.5 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 11 km distance N from the volcano.
Earthquake details:
3.5 quake 99 km northwest of Arequipa, Arequipa, Peru, Oct 8, 2026 01:42 am (Lima time) (11 km N)
All earthquakes at Huambo
Huambo is a two-part volcanic field in Peru. Its only confirmed dated eruption occurred at Cerro Keyocc around 700 BCE, producing explosive activity, scoria and lava flows.

Iraya volcano (North of Luzon): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 32.00 km depth at 8 km distance SSE from the volcano.
Earthquake details:
2.4 quake South China Sea, 8.7 km east of Batan Island, Philippines, Oct 9, 2026 09:58 am (GMT +8) (8 km SSE)
All earthquakes at Iraya

Katla volcano (Iceland): 3 earthquakes up to magnitude 2.8

3 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 0 and 0.00 km.
Earthquake details:
2.8 quake Iceland: 6.6 km ENE of Goðabunga Oct 9, 2026 02:23 am (Reykjavik time) (5 km NW)
1.2 quake Iceland: 6.6 km ENE of Goðabunga Oct 9, 2026 02:23 am (Reykjavik time) (5 km NW)
1.1 quake Iceland: 7.7 km NNE of Hábunga Oct 8, 2026 11:02 pm (Reykjavik time) (2 km NNW)
All earthquakes at Katla

Kozushima volcano (Izu Islands): magnitude 2.2 earthquake

A magnitude 2.2 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 5 km distance ESE from the volcano.
Earthquake details:
2.2 quake Philippine Sea, 5 km east of Kozu Shima Island, Tokyo, Japan, Oct 9, 2026 12:31 am (GMT +9) (5 km ESE)
All earthquakes at Kozushima
Kozushima is a Japanese island formed by 18 rhyolitic lava domes. Its last known eruption was a major explosive and effusive event in 838 CE that created the central Tenjosan dome.

Mikura-jima volcano (Izu Islands): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 30.00 km depth at 15 km distance E from the volcano.
Earthquake details:
2.5 quake Tokyo, Japan, Oct 9, 2026 11:48 am (GMT +9) (15 km E)
All earthquakes at Mikura-jima
Mikura-jima is a steep, 851 m-high volcanic island with a summit at Oyama and lava domes on its southeastern side. Its last known eruption occurred around 4100 BCE and involved explosive and effusive activity.

Numazawa volcano (Honshu): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.30 km depth at 12 km distance WSW from the volcano.
Earthquake details:
2.8 quake 46 km west of Aizu-Wakamatsu, Fukushima, Japan, Oct 8, 2026 03:45 pm (GMT +9) (12 km WSW)
All earthquakes at Numazawa
Numazawa is a Japanese shield volcano with a 1.5 × 2 km lake-filled caldera. Its only listed confirmed eruptive period was a major explosive and effusive event several thousand years ago.

Ontake-san volcano (Honshu): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.00 km depth at 15 km distance E from the volcano.
Earthquake details:
2.6 quake 29 km west of Ina, Nagano, Japan, Oct 8, 2026 08:35 pm (GMT +9) (15 km E)
All earthquakes at Ontake-san
Ontake-san, Japan’s second highest volcano, produced its first recorded eruption in 1979. A sudden steam-driven eruption in September 2014 killed many people on and near the summit.

Talang volcano (Sumatra): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 12 km distance N from the volcano.
Earthquake details:
2.9 quake Kabupaten Solok, 8.5 km southeast of Solok, Indonesia, Oct 9, 2026 05:28 am (GMT +7) (12 km N)
All earthquakes at Talang
Talang is an Indonesian stratovolcano whose recorded eruptions have mainly been small-to-moderate explosions from flank craters. Its April 2005 eruption prompted 25,150 evacuations, and its last known eruptions occurred in 2007.

White Island volcano (New Zealand): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 13 km distance WNW from the volcano.
Earthquake details:
2.2 quake South Pacific Ocean, 56 km north of Whakatane, Bay of Plenty, New Zealand, Oct 8, 2026 09:41 pm (GMT +13) (13 km WNW)
All earthquakes at White Island
Whakaari/White Island is an active offshore stratovolcano in New Zealand’s Bay of Plenty. A deadly explosion struck visitors in December 2019, and further eruptive activity was recorded in 2024–26.
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/374393/Volcano-earthquake-report-2026-10-09.html