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 (4 quakes between mag 2.0-3.8), Bardarbunga (5 quakes between mag 0.8-2.1), Clear Lake (30 quakes between mag 0.2-1.5), Coso (1 quake mag 1.2), Eldey (1 quake mag 1.5)
Etna (1 quake mag 1.1), Flores (20 quakes between mag 1.1-3.2), Irazu (1 quake mag 1.3), Karadağ (1 quake mag 1.4), Kasatochi (1 quake mag 1.3), Katla (1 quake mag 1.6), Katmai (4 quakes between mag 0.7-1.3), Kilauea (2 quakes between mag 1.9-2.4), Kolbeinsey Ridge (3 quakes between mag 2.5-3.6), La Palma (2 quakes between mag 1.0-1.2), Latukan (2 quakes between mag 1.9-2.6), Ljósufjöll (3 quakes between mag 0.8-1.1), 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), Paluweh (1 quake mag 3.2), Semisopochnoi (1 quake mag 1.1), Sousaki (1 quake mag 1.5), Stepovak Bay 2 (1 quake mag 2.2), Tecuamburro (1 quake mag 1.5), Theistareykjarbunga (1 quake mag 1.2), Tjörnes Fracture Zone (9 quakes between mag 0.8-1.5), Turrialba (1 quake mag 1.0), Vesuvius (3 quakes between mag 0.1-1.2), White Island (6 quakes between mag 2.3-2.9), Wide Bay (6 quakes between mag 0.1-1.3) (updated 01h50)\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 17 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 Western Honshu, 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): 4 earthquakes up to magnitude 3.8

4 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 34.00 and 10.00 km.
Earthquake details:
3.8 quake Mindanao, Philippines, Sep 29, 2026 06:48 pm (GMT +8) (9 km S)
3.4 quake Mindanao, Philippines, Sep 30, 2026 12:06 am (GMT +8) (7 km NNW)
3.1 quake Mindanao, Philippines, Sep 30, 2026 06:56 am (GMT +8) (18 km WSW)
2.0 quake 023 km S 43° W of Balut Island (Municipality of Sarangani) (Davao Occidental) 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): 5 earthquakes up to magnitude 2.1

5 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 5.40 and 0.00 km.
Earthquake details:
2.1 quake Iceland: 4.1 km ESE of Bárðarbunga Sep 29, 2026 07:58 pm (Reykjavik time) (4 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)
0.8 quake 4.2 km ESE of Bárðarbunga Sep 29, 2026 08:24 pm (Universal Time) (4 km E)
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): 30 earthquakes up to magnitude 1.5

Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 56 minutes ago. Hypocenter depths ranged between 11.66 and 0.00 km.
Earthquake details: (only 5 largest)
1.5 quake 7 km NW of the Geysers, CA, Sep 29, 2026 02:22 am (GMT -7) (16 km SSW)
1.3 quake 3 km NNW of the Geysers, CA, Sep 29, 2026 05:54 pm (GMT -7) (19 km S)
1.3 quake 5 km NW of the Geysers, CA, Sep 29, 2026 10:45 am (GMT -7) (18 km S)
1.3 quake 6 km WNW of Cobb, CA, Sep 29, 2026 04:28 am (GMT -7) (15 km S)
1.2 quake 13 km NW of the Geysers, CA, Sep 29, 2026 06:26 am (GMT -7) (17 km SSW)
All earthquakes at Clear Lake

Flores volcano (Guatemala): 20 earthquakes up to magnitude 3.2

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 14.50 and 5.00 km.
Earthquake details: (only 5 largest)
3.2 quake Guatemala Sep 29, 2026 02:33 pm (GMT -6) (14 km WNW)
2.7 quake Guatemala Sep 29, 2026 12:56 pm (GMT -6) (14 km WNW)
2.5 quake Guatemala Sep 29, 2026 06:56 am (GMT -6) (14 km WNW)
2.3 quake Guatemala Sep 29, 2026 02:03 am (GMT -6) (14 km WNW)
2.2 quake 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)): 2 earthquakes up to magnitude 2.4

2 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 6.25 and 0.93 km.
Earthquake details:
2.4 quake 14 km S of Fern Forest, Hawaii, Sep 28, 2026 11:39 pm (GMT -10) (18 km ESE)
1.9 quake 6 km SW of Volcano, Hawaii, Sep 28, 2026 08:54 pm (GMT -10) (3 km SSE)
All earthquakes at Kilauea

Kolbeinsey Ridge volcano (Iceland): 3 earthquakes up to magnitude 3.6

3 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 23 minutes ago. Hypocenter depths ranged between 11.40 and 10.00 km.
Earthquake details:
3.6 quake Iceland Region Sep 30, 2026 01:26 am (Reykjavik time) (10 km WNW)
2.9 quake Iceland Region Sep 29, 2026 07:46 am (Universal Time) (9 km WNW)
2.5 quake 36.5 km WNW of Grímsey Sep 29, 2026 07:52 am (Universal Time) (11 km WNW)
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.

Latukan volcano (Mindanao): 2 earthquakes up to magnitude 2.6

2 earthquakes occurred near (under) the volcano during 4 minutes, the last being recorded quake 18 hours ago. Hypocenter depths ranged between 7.00 and 5.00 km.
Earthquake details:
2.6 quake 013 km S 83° E of Butig (Lanao Del Sur) Sep 29, 2026 04:08 pm (GMT +8) (9 km NNW)
1.9 quake 011 km N 88° E of Butig (Lanao Del Sur) Sep 29, 2026 04:04 pm (GMT +8) (11 km NNW)
All earthquakes at Latukan
Latukan is a 2,280 m stratovolcano in northwestern Mindanao, southeast of Lake Lanao. Its last known eruption is broadly assigned to between about 2.6 million and 11,700 years ago, although its exact age remains unknown.

Paluweh volcano (Lesser Sunda Islands): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 12 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 Region, 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.

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

A magnitude 2.2 earthquake occurred at the volcano 3 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 31 km WSW of Ivanof Bay, Alaska, 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 6 hours ago. Hypocenter depths ranged between 12.00 and 5.00 km.
Earthquake details: (only 5 largest)
2.9 quake New Zealand Sep 30, 2026 04:01 am (GMT +13) (10 km NW)
2.7 quake New Zealand Sep 30, 2026 08:14 am (GMT +13) (7 km SSE)
2.6 quake New Zealand Sep 30, 2026 08:31 am (GMT +13) (7 km SSE)
2.6 quake New Zealand Sep 30, 2026 04:04 am (GMT +13) (7 km W)
2.3 quake 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