Volcano earthquake report for Saturday, 11 Oct 2025

Quakes detected near: Apaneca Range (1 quake mag 1.8), Aso (1 quake mag 1.1), Baru (1 quake mag 2.6), Campi Flegrei (Phlegrean Fields) (65 quakes between mag 0.1-3.0), Cerro Negro de Mayasquer (1 quake mag 2.4), Clear Lake (21 quakes between mag 0.2-1.2)
Dabbahu (1 quake mag 4.3), El Chichón (26 quakes between mag 1.7-3.4), Eldey (2 quakes between mag 1.4-1.5), Eyafjallajökull (2 quakes between mag 0.6-1.4), Hualalai (1 quake mag 3.0), Kolumbo (2 quakes between mag 1.5-2.1), Krísuvík (8 quakes between mag 0.2-1.6), La Palma (1 quake mag 1.6), Langjökull (1 quake mag 1.2), Mammoth Mountain (2 quakes between mag 1.6-1.9), Maunaloa (1 quake mag 1.8), Milos (1 quake mag 2.2), Nantai (1 quake mag 1.0), Natib (1 quake mag 3.0), Nigorigawa (1 quake mag 1.0), Norikura (6 quakes between mag 0.1-1.9), Ontake-san (4 quakes between mag 0.3-1.8), Prestahnukur (1 quake mag 1.2), San Cristobal (1 quake mag 3.0), Santorini (1 quake mag 1.2), Tenorio (6 quakes between mag 1.3-2.5), Tjörnes Fracture Zone (6 quakes between mag 0.5-1.6), To-shima (3 quakes between mag 0.9-1.3), Vesuvius (6 quakes between mag 0.1-1.8), White Island (2 quakes between mag 2.4-2.6), Yake-dake (14 quakes between mag 0.1-1.0) (updated 23h50)

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:

Baru volcano (Panama): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 17 km distance NNW from the volcano.
Earthquake details:
2.6 quake Provincia de Bocas del Toro, 49 km north of La Concepcion, Panama, Oct 11, 2025 04:49 am (Panama time) (17 km NNW)
All earthquakes at Baru

Campi Flegrei (Phlegrean Fields) volcano (Italy): 65 earthquakes up to magnitude 3.0

Possible earthquake swarm: 65 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 38 minutes ago. Hypocenter depths ranged between 10.00 and 0.03 km.
Earthquake details: (only 5 largest)
Reported seismic-like event (likely no quake): 9.9 km west of Naples, Napoli, Campania, Italy, Oct 11, 2025 11:12 pm (GMT +2) (1 km NE)
1.9 quake 8 km southwest of Naples, Napoli, Campania, Italy, Oct 11, 2025 12:20 pm (Rome time) (5 km ESE)
1.8 quake 4.1 km southeast of Pozzuoli, Napoli, Campania, Italy, Oct 11, 2025 06:00 am (Rome time) (0 km NNE)
1.7 quake 3.9 km east of Pozzuoli, Napoli, Campania, Italy, Oct 11, 2025 11:11 pm (Rome time) (1 km N)
1.6 quake 4.3 km southeast of Pozzuoli, Napoli, Campania, Italy, Oct 11, 2025 06:01 am (Rome time) (0 km E)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Cerro Negro de Mayasquer volcano (Colombia): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 9 km distance E from the volcano.
Earthquake details:
2.4 quake 18 km west of Tulcán, Provincia del Carchi, Ecuador, Oct 10, 2025 11:47 pm (Bogota time) (9 km E)
All earthquakes at Cerro Negro de Mayasquer

Clear Lake volcano (California): 21 earthquakes up to magnitude 1.2

Possible earthquake swarm: 21 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 1 hour 11 minutes ago. Hypocenter depths ranged between 8.07 and 0.76 km.
Earthquake details: (only 5 largest)
1.2 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2025 03:38 pm (GMT -7) (19 km S)
1.1 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2025 12:20 am (GMT -7) (18 km SSW)
1.0 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2025 03:03 pm (GMT -7) (19 km S)
1.0 quake Lake County, 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 10, 2025 09:51 pm (GMT -7) (17 km S)
1.0 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Oct 11, 2025 08:09 am (GMT -7) (16 km SSW)
All earthquakes at Clear Lake

Dabbahu volcano (Ethiopia): magnitude 4.3 earthquake

A magnitude 4.3 earthquake occurred at the volcano 2 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 15 km distance NNW from the volcano.
Earthquake details:
4.3 quake 278 km northwest of Logiya, Afar Region, Ethiopia, Oct 12, 2025 12:23 am (Addis Ababa time) (15 km NNW)
All earthquakes at Dabbahu

El Chichón volcano (Southern Mexico): 26 earthquakes up to magnitude 3.4

Possible earthquake swarm: 26 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 5.30 and 1.10 km.
Earthquake details: (only 5 largest)
3.4 quake Estado de Chiapas, 36 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 11, 2025 03:45 am (Merida time) (1 km SSE)
2.8 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 11, 2025 03:52 am (Merida time) (1 km SSW)
2.7 quake Estado de Chiapas, 35 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 10, 2025 11:55 pm (Merida time) (1 km E)
2.7 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 11, 2025 03:24 am (Merida time) (1 km WSW)
2.7 quake Estado de Chiapas, 35 km southwest of Teapa, Estado de Tabasco, Mexico, Oct 11, 2025 02:16 am (Merida time) (2 km N)
All earthquakes at El Chichón

Hualalai volcano (Hawai'i (Big Island)): 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 10.00 km depth at 12 km distance WSW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1.9 mi northeast of Kailua-Kona, Hawaii County, Hawaii, United States, Oct 10, 2025 09:29 pm (GMT -10) (12 km WSW)
All earthquakes at Hualalai

Kolumbo volcano (Greece): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 5 minutes, the last being recorded quake 1 hour 26 minutes ago. Hypocenter depths ranged between 7.90 and 5.00 km.
Earthquake details:
2.1 quake Aegean Sea, 24 km southeast of Nisi Ios Island, Greece, Oct 12, 2025 01:24 am (Athens time) (15 km NNE)
1.5 quake Aegean Sea, 22 km northeast of Santorini Island, Greece, Oct 12, 2025 01:19 am (GMT +3) (11 km ENE)
All earthquakes at Kolumbo

Milos volcano (Greece): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 24 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 19 km distance ENE from the volcano.
Earthquake details:
2.2 quake Aegean Sea, 13 km southeast of Kimolos Island, Greece, Oct 11, 2025 03:08 am (Athens time) (19 km ENE)
All earthquakes at Milos

Natib volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 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 18 km distance NNE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 30 km southwest of San Fernando, Philippines, Oct 11, 2025 08:32 am (GMT +8) (18 km NNE)
All earthquakes at Natib

San Cristobal volcano (Nicaragua): magnitude 3.0 earthquake

A magnitude 3.0 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 4 km distance ESE from the volcano.
Earthquake details:
3.0 quake 18 km east of Chinandega, Departamento de Chinandega, Nicaragua, Oct 11, 2025 08:38 am (Managua time) (4 km ESE)
All earthquakes at San Cristobal

Tenorio volcano (Costa Rica): 6 earthquakes up to magnitude 2.5

6 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 53 minutes ago. Hypocenter depths ranged between 16.00 and 5.00 km.
Earthquake details: (only 5 largest)
2.5 quake Provincia de Alajuela, 26 km northeast of Canas, Costa Rica, Oct 10, 2025 06:12 pm (Costa Rica time) (10 km SE)
1.9 quake Provincia de Alajuela, 29 km northeast of Canas, Costa Rica, Oct 11, 2025 04:56 pm (Costa Rica time) (13 km ESE)
1.9 quake 22 km northeast of Canas, Provincia de Guanacaste, Costa Rica, Oct 11, 2025 05:30 am (Costa Rica time) (11 km SSE)
1.8 quake 23 km northeast of Canas, Provincia de Guanacaste, Costa Rica, Oct 11, 2025 09:26 am (Costa Rica time) (9 km SSE)
1.6 quake 43 km southeast of San José, Provincia de Alajuela, Costa Rica, Oct 11, 2025 03:17 pm (Costa Rica time) (9 km SE)
All earthquakes at Tenorio

Unnamed volcano (North of Luzon): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 8.00 km depth at 12 km distance S from the volcano.
Earthquake details:
3.2 quake South China Sea, 30 km southwest of Batan Island, Philippines, Oct 11, 2025 11:47 pm (Manila time) (12 km S)
All earthquakes at Unnamed

Unnamed 52.88°N/158.30°E volcano (Southern Kamchatka): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 8 km distance NNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 29 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, Oct 11, 2025 03:56 pm (GMT +12) (8 km NNW)
All earthquakes at Unnamed 52.88°N/158.30°E

White Island volcano (New Zealand): 2 earthquakes up to magnitude 2.6

2 earthquakes occurred near (under) the volcano during 4 minutes, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 5.00 and 5.00 km.
Earthquake details:
2.6 quake South Pacific Ocean, 45 km northeast of Whakatane, Bay of Plenty, New Zealand, Oct 12, 2025 07:40 am (Auckland time) (8 km S)
2.4 quake South Pacific Ocean, 44 km northeast of Whakatane, Bay of Plenty, New Zealand, Oct 12, 2025 07:36 am (Auckland time) (9 km S)
All earthquakes at White Island

Yake-dake volcano (Honshu): 14 earthquakes up to magnitude 1.0

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 1 hour 51 minutes ago. Hypocenter depths ranged between 10.30 and 3.10 km.
Earthquake details: (only 5 largest)
1.0 quake 32 km east of Takayama, Gifu, Japan, Oct 11, 2025 10:43 pm (GMT +9) (2 km NNW)
0.8 quake 33 km east of Takayama, Gifu, Japan, Oct 11, 2025 08:37 pm (GMT +9) (2 km N)
0.7 quake 33 km east of Takayama, Gifu, Japan, Oct 11, 2025 04:29 pm (GMT +9) (2 km N)
0.6 quake 32 km northeast of Takayama, Gifu, Japan, Oct 11, 2025 03:28 pm (GMT +9) (2 km NNW)
0.5 quake 18 km west of Matsumoto, Nagano, Japan, Oct 11, 2025 10:35 pm (GMT +9) (17 km ENE)
All earthquakes at Yake-dake
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