Volcano earthquake report for Wednesday, 30 September 2026
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 30 Sep 2026 Number in brackets indicate nr of quakes.

Quakes detected near: Abu (1 quake mag 3.2), Balut (5 quakes between mag 2.0-3.8), Bardarbunga (7 quakes between mag 0.8-2.1), Clear Lake (34 quakes between mag 0.2-1.5), Coso (1 quake mag 1.2), Etna (1 quake mag 1.1)
Fani Maoré (1 quake mag 2.5), Flores (19 quakes between mag 1.2-3.2), Karadağ (1 quake mag 1.4), Kasatochi (1 quake mag 1.3), Katla (1 quake mag 1.6), Katmai (6 quakes between mag 0.7-1.3), Kilauea (3 quakes between mag 1.7-2.4), Kolbeinsey Ridge (5 quakes between mag 1.7-3.6), La Palma (2 quakes between mag 1.0-1.2), Latukan (1 quake mag 1.9), Ljósufjöll (1 quake mag 1.1), Loki-Fögrufjöll volcano (1 quake mag 1.2), Maunaloa (2 quakes between mag 1.8-1.9), Mount St. Helens (1 quake mag 1.6), Nevados Casiri (1 quake mag 3.4), Paluweh (1 quake mag 3.2), Ragang (1 quake mag 2.6), Sousaki (1 quake mag 1.5), Stepovak Bay 2 (1 quake mag 2.2), Tjörnes Fracture Zone (9 quakes between mag 0.8-1.5), Turrialba (1 quake mag 1.0), Vesuvius (2 quakes between mag 0.1-1.2), White Island (6 quakes between mag 2.3-2.9) (updated 07h50)\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:



Abu volcano (Honshu): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 8 km distance ENE from the volcano.
Earthquake details:
3.2 quake 37 km north of Yamaguchi, Yamaguchi, Japan, Sep 29, 2026 06:12 pm (GMT +9) (8 km ENE)
All earthquakes at Abu
Abu is a volcanic field of more than 40 centers spread across about 400 square kilometers in southwestern Honshu, Japan. Its last known activity formed the Kasayama scoria cone about 8,800 years ago.

Balut volcano (Mindanao): 5 earthquakes up to magnitude 3.8

5 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 34.00 and 10.00 km.
Earthquake details:
3.8 quake Philippine Sea, 17 km southwest of Sarangani Island, Philippines, Sep 29, 2026 06:48 pm (GMT +8) (9 km S)
3.4 quake Philippine Sea, 13 km west of Sarangani Island, Philippines, Sep 30, 2026 12:06 am (GMT +8) (7 km NNW)
3.2 quake Celebes Sea, 23 km northwest of Sarangani Island, Philippines, Sep 30, 2026 11:53 am (GMT +8) (17 km NNW)
3.1 quake Celebes Sea, 31 km west of Sarangani Island, Philippines, Sep 30, 2026 06:56 am (GMT +8) (18 km WSW)
2.0 quake Celebes Sea, 30 km southwest of Sarangani Island, Philippines, Sep 30, 2026 01:32 am (GMT +8) (19 km SW)
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.

Bardarbunga volcano (Iceland): 7 earthquakes up to magnitude 2.1

7 earthquakes occurred near (under) the volcano during 11 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 14.00 and 0.00 km.
Earthquake details: (only 5 largest)
2.1 quake Iceland: 4.1 km ESE of Bárðarbunga Sep 29, 2026 07:58 pm (Reykjavik time) (4 km E)
1.9 quake Iceland: 16.0 km E of Bárðarbunga Sep 30, 2026 05:04 am (Reykjavik time) (16 km E)
1.8 quake Iceland: 4.5 km SSE of Bárðarbunga Sep 29, 2026 05:34 pm (Reykjavik time) (3 km SSE)
1.5 quake Iceland: 5.6 km ESE of Bárðarbunga Sep 29, 2026 09:52 pm (Reykjavik time) (5 km ESE)
1.4 quake Iceland: 2.1 km S of Bárðarbunga Sep 29, 2026 08:27 pm (Reykjavik time) (1 km S)
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): 34 earthquakes up to magnitude 1.5

Possible earthquake swarm: 34 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 1 hour 1 minutes ago. Hypocenter depths ranged between 11.66 and 0.00 km.
Earthquake details: (only 5 largest)
1.5 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 29, 2026 02:22 am (GMT -7) (16 km SSW)
1.3 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Sep 29, 2026 11:18 pm (GMT -7) (15 km SSW)
1.3 quake Lake County, 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 29, 2026 08:22 pm (GMT -7) (16 km S)
1.3 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Sep 29, 2026 05:54 pm (GMT -7) (19 km S)
1.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Sep 29, 2026 10:45 am (GMT -7) (18 km S)
All earthquakes at Clear Lake

Fani Maoré volcano (Indian Ocean): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 41 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 40.71 km depth at 12 km distance NW from the volcano.
Earthquake details:
2.5 quake 44 km east of Mamoudzou, Mamoudzou, Mayotte, Sep 30, 2026 10:09 am (GMT +3) (12 km NW)
All earthquakes at Fani Maoré
Fani Maoré is a submarine volcano about 50 km east of Mayotte. Seismic unrest began in May 2018, and surveys in 2019 discovered a new 800-m-high cone and extensive lava flows on the seafloor.

Flores volcano (Guatemala): 19 earthquakes up to magnitude 3.2

Possible earthquake swarm: 19 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 17.20 and 5.00 km.
Earthquake details: (only 5 largest)
3.2 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 29, 2026 02:33 pm (GMT -6) (14 km WNW)
2.7 quake 24 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 29, 2026 12:56 pm (GMT -6) (14 km WNW)
2.5 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 29, 2026 06:56 am (GMT -6) (14 km WNW)
2.3 quake 26 km west of Jutiapa, Departamento de Jutiapa, Guatemala, Sep 29, 2026 02:03 am (GMT -6) (14 km WNW)
2.2 quake 23 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Sep 29, 2026 05:36 am (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.

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.4

3 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 13 minutes ago. Hypocenter depths ranged between 6.25 and 0.17 km.
Earthquake details:
2.4 quake 28 mi south of Hilo, Hawaii County, Hawaii, United States, Sep 28, 2026 11:39 pm (GMT -10) (18 km ESE)
1.8 quake 3.4 mi southwest of Volcano, Hawaii County, Hawaii, United States, Sep 29, 2026 04:10 pm (GMT -10) (1 km ESE)
1.7 quake 30 mi south of Hilo, Hawaii County, Hawaii, United States, Sep 29, 2026 08:36 pm (GMT -10) (13 km SSE)
All earthquakes at Kilauea

Kolbeinsey Ridge volcano (Iceland): 5 earthquakes up to magnitude 3.6

5 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 11.00 and 1.90 km.
Earthquake details:
3.6 quake 63 km north of Siglufjordur, Northeast, Iceland, Sep 30, 2026 01:26 am (Universal Time) (10 km WNW)
2.5 quake 36.5 km WNW of Grímsey Sep 29, 2026 07:52 am (Universal Time) (11 km WNW)
2.3 quake Iceland: 33.2 km WNW of Grímsey Sep 30, 2026 04:39 am (Reykjavik time) (8 km W)
2.2 quake Iceland: 34.7 km WNW of Grímsey Sep 30, 2026 01:55 am (Reykjavik time) (10 km W)
1.7 quake Iceland: 32.1 km WNW of Grímsey Sep 30, 2026 02:34 am (Reykjavik time) (8 km WSW)
All earthquakes at Kolbeinsey Ridge
Kolbeinsey Ridge is a submarine fissure-vent system north of Iceland, with tiny Kolbeinsey Island as its only expression above sea level. Historical eruption reports from 1372 and 1755 have uncertain locations.

Nevados Casiri volcano (Peru): magnitude 3.4 earthquake

A magnitude 3.4 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 11.00 km depth at 6 km distance SW from the volcano.
Earthquake details:
3.4 quake 71 km northeast of Tacna, Tacna, Peru, Sep 29, 2026 08:52 pm (GMT -5) (6 km SW)
All earthquakes at Nevados Casiri
Nevados Casiri is a four-edifice stratovolcano in southern Peru, with a summit crater, an older lava dome and two younger lava flows. Its last eruption is undated, and no eruption is known during approximately the past 11,700 years.

Paluweh volcano (Lesser Sunda Islands): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 19 km distance NNW from the volcano.
Earthquake details:
3.2 quake Flores Sea, 76 km north of Ende, Kabupaten Ende, East Nusa Tenggara, Indonesia, Sep 29, 2026 09:38 pm (GMT +8) (19 km NNW)
All earthquakes at Paluweh
Paluweh is an island-forming stratovolcano north of Flores, Indonesia. Its major eruptions include a destructive, tsunami-producing event in 1928 and deadly pyroclastic flows in 2013.

Ragang volcano (Mindanao): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 24 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.00 km depth at 9 km distance NW from the volcano.
Earthquake details:
2.6 quake 34 km southeast of Marawi City, Philippines, Sep 29, 2026 04:08 pm (GMT +8) (9 km NW)
All earthquakes at Ragang
Ragang is a 2,790 m stratovolcano in central Mindanao with eight confirmed eruptive periods since the mid-18th century. Its last known eruption occurred in 1916 and included a lava flow.

Stepovak Bay 2 volcano (Alaska Peninsula): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 15 km distance SSE from the volcano.
Earthquake details:
2.2 quake 38 mi northeast of Sand Point, Aleutians East Borough, Alaska, United States, Sep 29, 2026 02:59 pm (GMT -8) (15 km SSE)
All earthquakes at Stepovak Bay 2
Stepovak Bay 2 is part of a four-cone volcanic field on the Alaska Peninsula. Its andesitic lava flow formed sometime within approximately the past 11,700 years, but no dated eruption has been identified.

White Island volcano (New Zealand): 6 earthquakes up to magnitude 2.9

6 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 12.00 and 5.00 km.
Earthquake details: (only 5 largest)
2.9 quake South Pacific Ocean, 55 km north of Whakatane, Bay of Plenty, New Zealand, Sep 30, 2026 04:01 am (GMT +13) (10 km NW)
2.7 quake South Pacific Ocean, 46 km northeast of Whakatane, Bay of Plenty, New Zealand, Sep 30, 2026 08:14 am (GMT +13) (7 km SSE)
2.6 quake South Pacific Ocean, 47 km northeast of Whakatane, Bay of Plenty, New Zealand, Sep 30, 2026 08:31 am (GMT +13) (7 km SSE)
2.6 quake South Pacific Ocean, 49 km north of Whakatane, Bay of Plenty, New Zealand, Sep 30, 2026 04:04 am (GMT +13) (7 km W)
2.3 quake South Pacific Ocean, 46 km north of Whakatane, Bay of Plenty, New Zealand, Sep 30, 2026 05:47 am (GMT +13) (8 km WSW)
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/367938/Volcano-earthquake-report-2026-09-30.html