Volcano earthquake report for Sunday, 30 August 2026

Quakes detected near: Arenal (1 quake mag 1.8), Askja (8 quakes between mag 0.1-2.1), Balut (3 quakes between mag 1.8-4.2), Bardarbunga (13 quakes between mag 0.1-3.0), Camiguin de Babuyanes (1 quake mag 1.7), Clear Lake (23 quakes between mag 0.5-2.2)
Coso (8 quakes between mag 0.7-1.4), Eldey (1 quake mag 1.0), Fani Maoré (1 quake mag 2.3), Galeras (1 quake mag 2.2), Hengill (1 quake mag 1.0), Katla (7 quakes between mag 0.8-1.3), Kilauea (1 quake mag 1.9), Klabat (1 quake mag 3.8), Kolumbo (1 quake mag 1.9), Langjökull (1 quake mag 1.1), Loihi (8 quakes between mag 1.7-3.1), Mahagnao (1 quake mag 2.1), Pelée (1 quake mag 1.5), Platanar (1 quake mag 1.1), Puracé (6 quakes between mag 2.0-4.3), Qualibou (1 quake mag 2.3), Ranakah (1 quake mag 2.4), Salton Buttes (3 quakes between mag 1.4-1.8), Spurr (1 quake mag 1.6), Svartsengi (31 quakes between mag 0.0-2.0), Tenerife (1 quake mag 1.2) (updated 23h50)\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:

Askja volcano (Iceland): 8 earthquakes up to magnitude 2.1

8 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 48 minutes ago. Hypocenter depths ranged between 4.90 and 0.00 km.
Earthquake details: (only 5 largest)
2.1 quake 1.4 km ENE of Suðurbotnar Aug 30, 2026 11:40 am (Universal Time) (4 km E)
2.1 quake 2.0 km ENE of Suðurbotnar Aug 30, 2026 11:29 am (Universal Time) (5 km E)
0.5 quake Iceland: 0.5 km S of Jónsskarð Aug 30, 2026 11:01 pm (Reykjavik time) (6 km NNW)
0.4 quake Iceland: 4.3 km S of Suðurbotnar Aug 30, 2026 03:22 pm (Reykjavik time) (6 km SSE)
0.2 quake Iceland: 1.4 km NE of Suðurbotnar Aug 30, 2026 11:42 am (Reykjavik time) (4 km E)
All earthquakes at Askja
Askja is a central Icelandic volcano whose major 1875 eruption created the caldera now filled by Öskjuvatn lake. Its last known eruption occurred in 1961.

Balut volcano (Mindanao): 3 earthquakes up to magnitude 4.2

3 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 1 hour 27 minutes ago. Hypocenter depths ranged between 45.00 and 10.00 km.
Earthquake details:
4.2 quake Philippine Sea, 22 km south of Sarangani Island, Philippines, Aug 30, 2026 11:42 am (Manila time) (16 km SSE)
2.4 quake Celebes Sea, 18 km west of Sarangani Island, Philippines, Aug 31, 2026 06:23 am (GMT +8) (6 km W)
1.8 quake Celebes Sea, 19 km southwest of Sarangani Island, Philippines, Aug 31, 2026 12:32 am (GMT +8) (7 km WSW)
All earthquakes at Balut

Bardarbunga volcano (Iceland): 13 earthquakes up to magnitude 3.0

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 1 hour 24 minutes ago. Hypocenter depths ranged between 13.10 and 0.00 km.
Earthquake details: (only 5 largest)
3.0 quake 123 km south of Akureyri, Northeast, Iceland, Aug 30, 2026 03:34 pm (Reykjavik time) (6 km ESE)
1.7 quake 8.1 km E of Bárðarbunga Aug 30, 2026 04:16 pm (Universal Time) (9 km E)
1.6 quake 8.7 km ESE of Bárðarbunga Aug 30, 2026 04:55 pm (Universal Time) (9 km ESE)
1.5 quake 8.7 km E of Bárðarbunga Aug 30, 2026 03:54 pm (Universal Time) (9 km E)
1.0 quake 7.1 km E of Bárðarbunga Aug 30, 2026 04:07 pm (Universal Time) (8 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): 23 earthquakes up to magnitude 2.2

Possible earthquake swarm: 23 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 59 minutes ago. Hypocenter depths ranged between 3.77 and 0.25 km.
Earthquake details: (only 5 largest)
2.2 quake 5.5 mi west of Clearlake, Lake County, California, United States, Aug 30, 2026 05:02 am (GMT -7) (4 km ESE)
2.1 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Aug 30, 2026 01:35 am (GMT -7) (18 km S)
1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 30, 2026 09:31 am (GMT -7) (16 km S)
1.3 quake Lake County, 25 mi north of Santa Rosa, Sonoma County, California, United States, Aug 30, 2026 05:07 am (GMT -7) (19 km S)
1.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Aug 30, 2026 04:24 am (GMT -7) (18 km SSW)
All earthquakes at Clear Lake

Fani Maoré volcano (Indian Ocean): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 34.70 km depth at 9 km distance NNW from the volcano.
Earthquake details:
2.3 quake 48 km east of Mamoudzou, Mamoudzou, Mayotte, Aug 30, 2026 01:40 pm (GMT +3) (9 km NNW)
All earthquakes at Fani Maoré

Galeras volcano (Colombia): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.10 km depth at 9 km distance NNW from the volcano.
Earthquake details:
2.2 quake 17 km northwest of Pasto, Departamento de Narino, Colombia, Aug 30, 2026 01:48 pm (GMT -5) (9 km NNW)
All earthquakes at Galeras

Klabat volcano (Sulawesi & Sangihe Islands): magnitude 3.8 earthquake

A magnitude 3.8 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 6 km distance SW from the volcano.
Earthquake details:
3.8 quake Kabupaten Minahasa Utara, 17 km southeast of Manado, Indonesia, Aug 31, 2026 03:51 am (Makassar time) (6 km SW)
All earthquakes at Klabat
Klabat is a 1,968 m stratovolcano east of Manado in northern Sulawesi. It has shown fumarolic activity, but no eruption during approximately the past 12,000 years has been verified.

Loihi volcano (Hawai'i (Big Island)): 8 earthquakes up to magnitude 3.1

8 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 35.23 and 29.15 km.
Earthquake details: (only 5 largest)
3.1 quake North Pacific Ocean, 39 mi southeast of of Hawai‘i Island, Hawaii County, Hawaii, United States, Aug 30, 2026 11:18 am (GMT -10) (19 km NNW)
2.5 quake North Pacific Ocean, 22 mi east of Hawaiian Ocean View, Hawaii County, Hawaii, United States, Aug 30, 2026 05:10 am (GMT -10) (19 km WNW)
2.0 quake North Pacific Ocean, 40 mi southeast of of Hawai‘i Island, Hawaii County, Hawaii, United States, Aug 30, 2026 02:59 am (GMT -10) (17 km NW)
2.0 quake North Pacific Ocean, 40 mi southeast of of Hawai‘i Island, Hawaii County, Hawaii, United States, Aug 29, 2026 04:15 pm (GMT -10) (17 km NNW)
1.8 quake North Pacific Ocean, 40 mi southeast of of Hawai‘i Island, Hawaii County, Hawaii, United States, Aug 30, 2026 02:13 am (GMT -10) (17 km NNW)
All earthquakes at Loihi

Mahagnao volcano (Central Philippines): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 22.00 km depth at 16 km distance NW from the volcano.
Earthquake details:
2.1 quake 16 km east of Ormoc, Province of Leyte, Eastern Visayas, Philippines, Aug 30, 2026 08:47 pm (GMT +8) (16 km NW)
All earthquakes at Mahagnao

Puracé volcano (Colombia): 6 earthquakes up to magnitude 4.3

6 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 18 hours ago. Hypocenter depths ranged between 15.10 and 8.30 km.
Earthquake details: (only 5 largest)
4.3 quake 33 km east of Popayán, Departamento del Cauca, Colombia, Aug 29, 2026 11:37 pm (Bogota time) (14 km NE)
2.9 quake 31 km east of Popayán, Departamento del Cauca, Colombia, Aug 29, 2026 09:11 pm (GMT -5) (11 km NE)
2.6 quake 32 km east of Popayán, Departamento del Cauca, Colombia, Aug 29, 2026 10:41 pm (GMT -5) (12 km NE)
2.4 quake 33 km east of Popayán, Departamento del Cauca, Colombia, Aug 30, 2026 12:03 am (GMT -5) (18 km NNE)
2.2 quake 31 km east of Popayán, Departamento del Cauca, Colombia, Aug 29, 2026 09:10 pm (GMT -5) (12 km NE)
All earthquakes at Puracé

Qualibou volcano (Caribbean): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 18.19 km depth at 16 km distance SE from the volcano.
Earthquake details:
2.3 quake Caribbean Sea, 21 km south of Saint Lucia Island, Saint Lucia, Aug 29, 2026 11:24 pm (GMT -4) (16 km SE)
All earthquakes at Qualibou

Ranakah volcano (Flores): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 5 km distance WNW from the volcano.
Earthquake details:
2.4 quake 3 km east of Ruteng, Kabupaten Manggarai, East Nusa Tenggara, Indonesia, Aug 31, 2026 01:36 am (GMT +8) (5 km WNW)
All earthquakes at Ranakah
Ranakah is an Indonesian lava-dome cluster where Anak Ranakah formed during the explosive and effusive eruption of 1987–89. Weak ash emissions in 1991 are its last known eruption.

Svartsengi volcano (Reykjanes Peninsula, Iceland): 31 earthquakes up to magnitude 2.0

Possible earthquake swarm: 31 earthquakes occurred near (under) the volcano during 11 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 10.00 and 0.00 km.
Earthquake details: (only 5 largest)
2.0 quake 4.7 km WNW of Reykjanestá Aug 30, 2026 11:19 am (Universal Time) (4 km W)
1.9 quake Iceland: 2.8 km NW of Reykjanestá Aug 30, 2026 12:57 pm (Reykjavik time) (1 km WNW)
1.6 quake 4.7 km WNW of Reykjanestá Aug 30, 2026 02:18 pm (Universal Time) (4 km W)
1.2 quake 7.1 km W of Reykjanestá Aug 30, 2026 12:00 pm (Universal Time) (7 km WSW)
1.1 quake Iceland: 6.0 km W of Reykjanestá Aug 30, 2026 01:00 pm (Reykjavik time) (6 km WSW)
All earthquakes at Svartsengi
Svartsengi is a fissure-dominated volcanic system on Iceland’s Reykjanes Peninsula. Repeated lava-producing eruptions occurred near Sundhnúkagígar from December 2023 through August 2025.
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/333147/Volcano-earthquake-report-for-Sunday-30-Aug-2026.html