Volcano earthquake report for Wednesday, 6 Aug 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 6 Aug 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Abu (4 quakes between mag 0.5-1.0), Akuseki-jima (1 quake mag 2.5), Apaneca Range (3 quakes between mag 1.9-2.3), Arayat (1 quake mag 3.0), Askja (6 quakes between mag 0.5-1.5), Cabalian (1 quake mag 2.3)
Campi Flegrei (Phlegrean Fields) (5 quakes between mag 0.1-2.0), Canlaon (1 quake mag 2.1), Cerro Singüil (13 quakes between mag 1.9-3.4), Clear Lake (22 quakes between mag 0.2-1.5), Colima (1 quake mag 2.7), Coso (1 quake mag 1.9), Cuernos de Negros (1 quake mag 3.0), Daisen (3 quakes between mag 0.3-1.0), El Chichón (3 quakes between mag 2.5-2.9), Eldey (2 quakes between mag 1.1-1.3), Etna (1 quake mag 1.1), Grímsnes (3 quakes between mag 0.1-1.1), Hachimantai (1 quake mag 1.0), Halla (1 quake mag 3.0), Hiuchi (3 quakes between mag 0.3-1.0), Ibusuku (1 quake mag 1.1), Io-Torishima (1 quake mag 5.0), Isla El Tigre (3 quakes between mag 2.4-3.8), Jan Mayen (2 quakes between mag 1.1-1.2), Katla (3 quakes between mag 0.6-2.0), Kilauea (3 quakes between mag 1.8-2.6), Kolumbo (5 quakes between mag 1.3-1.8), Krísuvík (35 quakes between mag 0.0-1.8), Kuju (2 quakes between mag 0.1-1.3), Latukan (1 quake mag 2.4), Ljósufjöll (16 quakes between mag 0.0-1.8), Loki-Fögrufjöll volcano (2 quakes between mag 1.0-1.2), Methana (1 quake mag 1.4), Michoacán-Guanajuato (27 quakes between mag 2.0-3.4), Mount St. Helens (1 quake mag 1.4), Ngauruhoe (3 quakes between mag 0.6-1.5), Omanago (2 quakes between mag 0.3-2.3), Ontake-san (5 quakes between mag 0.2-1.1), Poas (1 quake mag 1.9), Santorini (6 quakes between mag 0.7-2.1), Spurr (3 quakes between mag 0.4-1.1), Sundoro (1 quake mag 2.2), Tenerife (4 quakes between mag 0.5-3.0), Tjörnes Fracture Zone (2 quakes between mag 0.6-2.1), To-shima (4 quakes between mag 1.1-1.9) (updated 16h50)

Note: 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.

Volcanoes with recent earthquakes above magnitude 2 or more than 10 quakes are listed below:



Akuseki-jima volcano (Ryukyu Islands): 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 11.00 km depth at 12 km distance WSW from the volcano.
Earthquake details:
2.5 quake East China Sea, Kagoshima-ken, 33 km southwest of Suwanose-jima Island, Japan, Aug 6, 2025 08:10 am (GMT +9) (12 km WSW)
All earthquakes at Akuseki-jima

Apaneca Range volcano (El Salvador): 3 earthquakes up to magnitude 2.3

3 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 7.00 and 3.00 km.
Earthquake details:
2.3 quake 10.6 km northeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 6, 2025 01:11 am (GMT -6) (12 km N)
2.2 quake 14 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 6, 2025 08:08 am (GMT -6) (17 km NNW)
1.9 quake 4.4 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 5, 2025 09:51 pm (GMT -6) (10 km NW)
All earthquakes at Apaneca Range

Arayat volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 19 km distance WSW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1.2 km west of Angeles City, Province of Pampanga, Central Luzon, Philippines, Aug 6, 2025 02:37 pm (GMT +8) (19 km WSW)
All earthquakes at Arayat

Cabalian volcano (Central Philippines): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.00 km depth at 8 km distance NW from the volcano.
Earthquake details:
2.3 quake 43 km northeast of Maasin, Philippines, Aug 6, 2025 08:57 pm (GMT +8) (8 km NW)
All earthquakes at Cabalian

Canlaon volcano (Central Philippines): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.00 km depth at 14 km distance S from the volcano.
Earthquake details:
2.1 quake 41 km south of Mansilingan, Philippines, Aug 6, 2025 10:14 pm (GMT +8) (14 km S)
All earthquakes at Canlaon

Cerro Singüil volcano (El Salvador): 13 earthquakes up to magnitude 3.4

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 11.00 and 4.00 km.
Earthquake details: (only 5 largest)
3.4 quake 22 km southeast of Jutiapa, Departamento de Jutiapa, Guatemala, Aug 5, 2025 11:23 pm (Guatemala time) (19 km WNW)
3.3 quake 26 km south of Jutiapa, Departamento de Jutiapa, Guatemala, Aug 5, 2025 09:05 pm (Guatemala time) (18 km W)
3.2 quake 22 km southeast of Jutiapa, Departamento de Jutiapa, Guatemala, Aug 6, 2025 01:21 am (Guatemala time) (19 km WNW)
3.2 quake 26 km south of Jutiapa, Departamento de Jutiapa, Guatemala, Aug 5, 2025 08:43 pm (Guatemala time) (18 km W)
3.0 quake 27 km southeast of Jutiapa, Departamento de Jutiapa, Guatemala, Aug 5, 2025 08:00 pm (Guatemala time) (16 km W)
All earthquakes at Cerro Singüil

Clear Lake volcano (California): 22 earthquakes up to magnitude 1.5

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 22 minutes ago. Hypocenter depths ranged between 6.99 and 0.14 km.
Earthquake details: (only 5 largest)
1.5 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 5, 2025 11:58 am (GMT -7) (18 km SSW)
1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 5, 2025 10:45 am (GMT -7) (17 km S)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 5, 2025 01:30 pm (GMT -7) (18 km SSW)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 5, 2025 11:39 pm (GMT -7) (16 km S)
1.0 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 6, 2025 04:28 pm (Universal Time) (17 km SSW)
All earthquakes at Clear Lake

Colima volcano (Western & Central Mexico): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 36.20 km depth at 13 km distance SSW from the volcano.
Earthquake details:
2.7 quake 18 km north of Colima, Estado de Colima, Mexico, Aug 6, 2025 02:53 am (GMT -6) (13 km SSW)
All earthquakes at Colima

Cuernos de Negros volcano (Central Philippines): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.00 km depth at 9 km distance N from the volcano.
Earthquake details:
3.0 quake 14 km west of Dumaguete, Philippines, Aug 6, 2025 08:32 am (Manila time) (9 km N)
All earthquakes at Cuernos de Negros

El Chichón volcano (Southern Mexico): 3 earthquakes up to magnitude 2.9

3 earthquakes occurred near (under) the volcano during 1 hour 17 minutes, the last being recorded quake 21 hours ago. Hypocenter depths ranged between 3.90 and 2.00 km.
Earthquake details:
2.9 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Aug 5, 2025 12:43 pm (Merida time) (2 km WNW)
2.5 quake Estado de Chiapas, 39 km southwest of Teapa, Estado de Tabasco, Mexico, Aug 5, 2025 01:59 pm (GMT -6) (4 km W)
2.5 quake Estado de Chiapas, 33 km southwest of Teapa, Estado de Tabasco, Mexico, Aug 5, 2025 01:59 pm (GMT -6) (4 km E)
All earthquakes at El Chichón

Halla volcano (South Korea): magnitude 3.0 earthquake

A magnitude 3.0 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 14 km distance N from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1.5 km south of Jeju City, Jeju-do, South Korea, Aug 6, 2025 07:52 pm (GMT +9) (14 km N)
All earthquakes at Halla

Io-Torishima volcano (Ryukyu Islands): magnitude 5.0 earthquake

A magnitude 5.0 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 12 km distance NNW from the volcano.
Earthquake details:
5.0 quake East China Sea, 72 km west of Amagi, Kagoshima-ken, Japan, Aug 6, 2025 09:56 am (GMT +9) (12 km NNW)
All earthquakes at Io-Torishima

Isla El Tigre volcano (Honduras): 3 earthquakes up to magnitude 3.8

3 earthquakes occurred near (under) the volcano during 1 hour 10 minutes, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 4.10 and 3.00 km.
Earthquake details:
3.8 quake North Pacific Ocean, 54 km west of Ciudad Choluteca, Honduras, Aug 5, 2025 06:46 pm (Tegucigalpa time) (6 km WNW)
3.8 quake North Pacific Ocean, 56 km west of Ciudad Choluteca, Honduras, Aug 5, 2025 06:46 pm (Tegucigalpa time) (8 km WNW)
2.4 quake North Pacific Ocean, 31 km southwest of San Lorenzo, Honduras, Aug 5, 2025 07:56 pm (GMT -6) (5 km W)
All earthquakes at Isla El Tigre

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.6

3 earthquakes occurred near (under) the volcano during 9 minutes, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 1.54 and 0.00 km.
Earthquake details:
2.6 quake 26 mi southwest of Hilo, Hawaii County, Hawaii, United States, Aug 6, 2025 01:17 am (GMT -10) (1 km SSE)
1.9 quake 26 mi southwest of Hilo, Hawaii County, Hawaii, United States, Aug 6, 2025 01:20 am (GMT -10) (1 km SSW)
1.8 quake 26 mi southwest of Hilo, Hawaii County, Hawaii, United States, Aug 6, 2025 01:11 am (GMT -10) (1 km SSE)
All earthquakes at Kilauea

Krísuvík volcano (Reykjanes Peninsula, Iceland): 35 earthquakes up to magnitude 1.8

Possible earthquake swarm: 35 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 5.80 and 0.10 km.
Earthquake details: (only 5 largest)
1.8 quake 2.5 km N of Krýsuvík Aug 6, 2025 03:31 am (Universal Time) (3 km SE)
1.6 quake 2.1 km E of Krýsuvík Aug 6, 2025 12:02 am (Universal Time) (6 km SE)
1.6 quake 6.4 km NE of Krýsuvík Aug 6, 2025 02:35 pm (Universal Time) (6 km E)
1.4 quake 6.5 km NE of Krýsuvík Aug 6, 2025 01:11 pm (Universal Time) (6 km E)
1.2 quake 6.4 km NE of Krýsuvík Aug 6, 2025 01:10 pm (Universal Time) (6 km E)
All earthquakes at Krísuvík

Latukan volcano (Mindanao): 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 2.00 km depth at 10 km distance S from the volcano.
Earthquake details:
2.4 quake 43 km northeast of Cotabato, Philippines, Aug 6, 2025 08:25 pm (GMT +8) (10 km S)
All earthquakes at Latukan

Ljósufjöll volcano (Iceland): 16 earthquakes up to magnitude 1.8

Possible earthquake swarm: 16 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 26 minutes ago. Hypocenter depths ranged between 24.40 and 15.00 km.
Earthquake details: (only 5 largest)
1.8 quake 26.9 km N of Borgarnes Aug 5, 2025 09:16 pm (Universal Time) (16 km ESE)
1.4 quake 21.7 km N of Borgarnes Aug 6, 2025 03:08 am (Universal Time) (18 km SE)
1.1 quake 26.4 km N of Borgarnes Aug 6, 2025 02:23 pm (Universal Time) (16 km ESE)
1.1 quake 26.5 km N of Borgarnes Aug 5, 2025 06:03 pm (Universal Time) (17 km ESE)
1.0 quake 26.1 km N of Borgarnes Aug 5, 2025 06:08 pm (Universal Time) (17 km ESE)
All earthquakes at Ljósufjöll

Michoacán-Guanajuato volcano (Western & Central Mexico): 27 earthquakes up to magnitude 3.4

Possible earthquake swarm: 27 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 26.90 and 14.50 km.
Earthquake details: (only 5 largest)
3.4 quake 30 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 5, 2025 01:04 pm (Mexico City time) (12 km SW)
3.4 quake 32 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 5, 2025 05:09 pm (Mexico City time) (15 km SW)
3.3 quake 35 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 5, 2025 11:42 pm (Mexico City time) (17 km SW)
3.2 quake 31 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 6, 2025 12:41 am (Mexico City time) (15 km SW)
2.9 quake 32 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 5, 2025 12:03 pm (Mexico City time) (14 km SW)
All earthquakes at Michoacán-Guanajuato

Omanago volcano (Honshu): 2 earthquakes up to magnitude 2.3

2 earthquakes occurred near (under) the volcano during 60 seconds, the last being recorded quake 20 hours ago. Hypocenter depths ranged between 8.10 and 7.00 km.
Earthquake details:
2.3 quake 12 km northwest of Imaichi, Tochigi, Japan, Aug 6, 2025 05:53 am (GMT +9) (10 km ENE)
0.3 quake 36 km northwest of Utsunomiya, Tochigi, Japan, Aug 6, 2025 05:54 am (GMT +9) (10 km ENE)
All earthquakes at Omanago

Santorini volcano (Greece): 6 earthquakes up to magnitude 2.1

6 earthquakes occurred near (under) the volcano during 2 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 48.08 and 5.00 km.
Earthquake details: (only 5 largest)
2.1 quake Aegean Sea, 3.3 km west of Santorini Island, Greece, Aug 6, 2025 01:19 pm (GMT +3) (2 km ENE)
1.9 quake 1.2 km southwest of Emporeio, Nomos Kykladon, South Aegean, Greece, Aug 6, 2025 03:25 pm (GMT +3) (7 km SSE)
1.9 quake 0.8 km south of Fira, Nomos Kykladon, South Aegean, Greece, Aug 6, 2025 01:20 pm (GMT +3) (3 km ENE)
1.8 quake Aegean Sea, 3.6 km west of Santorini Island, Greece, Aug 6, 2025 01:20 pm (GMT +3) (2 km NE)
1.4 quake Santorini Isl. - S. Greece Aug 6, 2025 01:21 pm (GMT +3) (3 km ENE)
All earthquakes at Santorini

Sundoro volcano (Central Java): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 5 km distance NNE from the volcano.
Earthquake details:
2.2 quake Kabupaten Temanggung, 16 km northeast of Wonosobo, Indonesia, Aug 6, 2025 04:06 pm (GMT +7) (5 km NNE)
All earthquakes at Sundoro

Tenerife volcano (Canary Islands): 4 earthquakes up to magnitude 3.0

4 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 12.00 and 10.00 km.
Earthquake details:
Reported seismic-like event (likely no quake): 29 km west of Santa Cruz de Tenerife, Spain, Aug 6, 2025 12:07 pm (GMT +1) (19 km NNE)
1.2 quake 8.1 km southeast of La Orotava, Santa Cruz de Tenerife, Canary Islands, Spain, Aug 6, 2025 03:04 am (GMT +1) (17 km ENE)
1.1 quake 17 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Aug 6, 2025 03:07 am (GMT +1) (4 km SW)
0.5 quake 16 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Aug 6, 2025 02:06 am (Universal Time) (5 km SW)
All earthquakes at Tenerife

Tjörnes Fracture Zone volcano (Iceland): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 9.60 and 9.00 km.
Earthquake details:
2.1 quake 14.7 km WSW of Kópasker Aug 6, 2025 12:46 pm (Universal Time) (17 km ESE)
0.6 quake 21.4 km W of Kópasker Aug 6, 2025 07:36 am (Universal Time) (8 km ENE)
All earthquakes at Tjörnes Fracture Zone

Unnamed 52.92°N/158.52°E volcano (Southern Kamchatka): magnitude 4.5 earthquake

A magnitude 4.5 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 40.40 km depth at 13 km distance SSE from the volcano.
Earthquake details:
4.5 quake North Pacific Ocean, 145 km south of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, Aug 6, 2025 11:10 am (Kamchatka time) (13 km SSE)
All earthquakes at Unnamed 52.92°N/158.52°E
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/277334/Volcano-earthquake-report-for-Wednesday-6-Aug-2025.html