Volcano earthquake report for Monday, 9 Jun 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 9 Jun 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Akyarlar (1 quake mag 3.0), Apaneca Range (1 quake mag 2.1), Campi Flegrei (Phlegrean Fields) (13 quakes between mag 0.1-1.6), Clear Lake (32 quakes between mag 0.2-1.3), Cuernos de Negros (1 quake mag 2.2), El Misti (1 quake mag 3.0)
Eldey (4 quakes between mag 1.3-2.2), Etna (3 quakes between mag 0.9-1.4), Eyafjallajökull (8 quakes between mag 0.1-1.0), Furnas (20 quakes between mag 2.0-3.1), Hiuchi (8 quakes between mag 0.1-1.8), Hrómundartindur (6 quakes between mag 0.2-1.1), Iliwerung (2 quakes between mag 2.5-2.6), Kirishima (8 quakes between mag 0.1-1.1), Klyuchevskoy (12 quakes between mag 0.7-2.0), Kolumbo (11 quakes between mag 1.1-3.7), Kozushima (2 quakes between mag 1.3-1.5), Krísuvík (6 quakes between mag 0.0-1.0), Kurikoma (3 quakes between mag 0.1-1.0), Ljósufjöll (7 quakes between mag 0.1-1.9), Ontake-san (3 quakes between mag 0.1-1.2), Poas (2 quakes between mag 0.9-1.1), Prestahnukur (2 quakes between mag 1.0-1.3), Ruapehu (2 quakes between mag 0.7-1.0), Salton Buttes (1 quake mag 1.0), Santorini (3 quakes between mag 0.4-1.0), Svartsengi (7 quakes between mag 0.0-1.1), Tendürek Dağ (1 quake mag 2.5), Theistareykjarbunga (1 quake mag 1.0), Tindfjallajökull (1 quake mag 1.0), Tjörnes Fracture Zone (1 quake mag 1.5), To-shima (30 quakes between mag 0.5-2.6), Tongariro (2 quakes between mag 0.7-1.3), Unzen (1 quake mag 1.6), Yake-dake (3 quakes between mag 0.2-1.2) (updated 13h50)

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:



Akyarlar volcano (Turkey): magnitude 3.0 earthquake

A magnitude 3.0 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 5 km distance WNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 13 km north of Kos, Dodecanese, South Aegean, Greece, Jun 9, 2025 12:02 am (GMT +3) (5 km WNW)
All earthquakes at Akyarlar

Apaneca Range volcano (El Salvador): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 4 km distance E from the volcano.
Earthquake details:
2.1 quake 18 km north of Sonsonate, Departamento de Sonsonate, El Salvador, Jun 8, 2025 09:46 am (GMT -6) (4 km E)
All earthquakes at Apaneca Range

Campi Flegrei (Phlegrean Fields) volcano (Italy): 13 earthquakes up to magnitude 1.6

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 1 hour 8 minutes ago. Hypocenter depths ranged between 2.77 and 0.07 km.
Earthquake details: (only 5 largest)
1.6 quake 2.5 km southeast of Pozzuoli, Napoli, Campania, Italy, Jun 9, 2025 01:19 am (GMT +2) (2 km W)
0.8 quake 3.6 km southeast of Pozzuoli, Napoli, Campania, Italy, Jun 9, 2025 04:36 am (GMT +2) (1 km WSW)
0.6 quake 3.7 km southeast of Pozzuoli, Napoli, Campania, Italy, Jun 9, 2025 04:39 am (GMT +2) (1 km W)
0.6 quake 2.6 km east of Pozzuoli, Napoli, Campania, Italy, Jun 9, 2025 12:07 pm (GMT +2) (2 km NW)
0.5 quake 3.8 km southeast of Pozzuoli, Napoli, Campania, Italy, Jun 9, 2025 04:48 am (GMT +2) (0 km W)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 32 earthquakes up to magnitude 1.3

Possible earthquake swarm: 32 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 16 minutes ago. Hypocenter depths ranged between 7.79 and 0.19 km.
Earthquake details: (only 5 largest)
1.3 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Jun 8, 2025 05:47 pm (GMT -7) (15 km S)
1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Jun 8, 2025 11:45 am (GMT -7) (17 km SSW)
1.2 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Jun 8, 2025 11:15 pm (GMT -7) (18 km S)
1.1 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Jun 8, 2025 06:40 pm (GMT -7) (19 km S)
1.1 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Jun 8, 2025 10:02 am (GMT -7) (16 km SSW)
All earthquakes at Clear Lake

Cuernos de Negros volcano (Central Philippines): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 1 hour 45 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 4.00 km depth at 12 km distance S from the volcano.
Earthquake details:
2.2 quake 25 km southwest of Dumaguete, Philippines, Jun 9, 2025 08:05 pm (GMT +8) (12 km S)
All earthquakes at Cuernos de Negros

El Misti volcano (Peru): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 16 km distance WSW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 4.4 km north of Arequipa, Arequipa, Peru, Jun 9, 2025 02:18 am (GMT -5) (16 km WSW)
All earthquakes at El Misti

Eldey volcano (Iceland): 4 earthquakes up to magnitude 2.2

4 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 21 minutes ago. Hypocenter depths ranged between 13.70 and 8.50 km.
Earthquake details:
2.2 quake Iceland: 1.2 km NNW of Geirfugladrangur Jun 9, 2025 12:42 pm (Reykjavik time) (15 km WSW)
2.0 quake 1.2 km NE of Geirfugladrangur Jun 9, 2025 12:27 pm (Universal Time) (14 km WSW)
2.0 quake Iceland: 5.0 km E of Geirfuglasker Jun 9, 2025 05:24 am (Reykjavik time) (7 km SW)
1.3 quake Iceland: 1.6 km SE of Geirfugladrangur Jun 9, 2025 01:29 pm (Reykjavik time) (15 km WSW)
All earthquakes at Eldey
Eldey is located at the beginning of the Reykjanes Ridge off the SW tip of Iceland. Its highest elevation is the top of Eldey Island, but most of the volcanic edifice is submerged.

Several eruptions occurred in historic times, last in 1926.

Furnas volcano (Azores): 20 earthquakes up to magnitude 3.1

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 1 hour 27 minutes ago. Hypocenter depths ranged between 15.00 and 1.00 km.
Earthquake details: (only 5 largest)
3.1 quake North Atlantic Ocean, 28 km southeast of Ilha de Sao Miguel Island, Portugal, Jun 9, 2025 12:02 pm (Universal Time) (16 km SSE)
3.1 quake North Atlantic Ocean, 30 km southeast of Ilha de Sao Miguel Island, Portugal, Jun 9, 2025 05:54 am (Universal Time) (19 km SSE)
3.0 quake North Atlantic Ocean, 29 km southeast of Ilha de Sao Miguel Island, Portugal, Jun 9, 2025 10:55 am (Universal Time) (18 km SSE)
2.8 quake North Atlantic Ocean, 29 km southeast of Ilha de Sao Miguel Island, Portugal, Jun 9, 2025 03:49 am (Universal Time) (18 km SSE)
2.8 quake North Atlantic Ocean, 28 km southeast of Ilha de Sao Miguel Island, Portugal, Jun 8, 2025 03:57 pm (Universal Time) (17 km SSE)
All earthquakes at Furnas

Iliwerung volcano (Lesser Sunda Islands): 2 earthquakes up to magnitude 2.6

2 earthquakes occurred near (under) the volcano during 45 minutes, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.
Earthquake details:
2.6 quake Kabupaten Lembata, 191 km north of Kupang, Indonesia, Jun 9, 2025 05:47 pm (GMT +8) (11 km NW)
2.5 quake Kabupaten Lembata, 189 km north of Kupang, Indonesia, Jun 9, 2025 05:03 pm (GMT +8) (9 km NW)
All earthquakes at Iliwerung

Klyuchevskoy volcano (Central Kamchatka Depression): 12 earthquakes up to magnitude 2.0

Possible earthquake swarm: 12 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 31.88 and 0.86 km.
Earthquake details: (only 5 largest)
2.0 quake Ust'-Kamchatskiy Rayon, 32 km southwest of Klyuchi, Ust-Kamchatsky District, Kamchatka, Russia, Jun 9, 2025 07:44 am (Kamchatka time) (3 km WNW)
1.8 quake 30 km southwest of Klyuchi, Ust-Kamchatsky District, Kamchatka, Russia, Jun 9, 2025 03:04 am (Kamchatka time) (3 km NNW)
1.1 quake 33 km southwest of Klyuchi, Ust-Kamchatsky District, Kamchatka, Russia, Jun 9, 2025 07:54 am (Kamchatka time) (1 km SW)
1.0 quake 33 km southwest of Klyuchi, Ust-Kamchatsky District, Kamchatka, Russia, Jun 9, 2025 11:07 am (Kamchatka time) (1 km WSW)
1.0 quake 30 km southwest of Klyuchi, Ust-Kamchatsky District, Kamchatka, Russia, Jun 9, 2025 05:53 am (Kamchatka time) (3 km NNW)
All earthquakes at Klyuchevskoy

Kolumbo volcano (Greece): 11 earthquakes up to magnitude 3.7

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 1 hour 13 minutes ago. Hypocenter depths ranged between 22.89 and 5.00 km.
Earthquake details: (only 5 largest)
3.7 quake Aegean Sea, 12 km north of Santorini Island, Greece, Jun 9, 2025 06:32 am (GMT +3) (1 km SSW)
1.9 quake Aegean Sea, 17 km south of Nisi Ios Island, Nomos Kykladon, South Aegean, Greece, Jun 9, 2025 03:36 pm (GMT +3) (18 km WNW)
1.9 quake Aegean Sea, 29 km northeast of Santorini Island, Greece, Jun 9, 2025 03:23 pm (GMT +3) (17 km NE)
1.9 quake Aegean Sea, 18 km northeast of Santorini Island, Greece, Jun 9, 2025 08:07 am (GMT +3) (9 km E)
1.8 quake Aegean Sea, 26 km northeast of Santorini Island, Greece, Jun 9, 2025 07:47 am (GMT +3) (15 km NE)
All earthquakes at Kolumbo

Tendürek Dağ volcano (Turkey): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.60 km depth at 18 km distance ENE from the volcano.
Earthquake details:
2.5 quake 15 km south of Dogubayazit, Agri, Turkey, Jun 9, 2025 12:25 am (GMT +3:30) (18 km ENE)
All earthquakes at Tendürek Dağ

To-shima volcano (Izu Islands): 30 earthquakes up to magnitude 2.6

Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 1 hour 34 minutes ago. Hypocenter depths ranged between 24.70 and 0.00 km.
Earthquake details: (only 5 largest)
2.6 quake North Pacific Ocean, 31 km southeast of Shimoda, Shizuoka, Japan, Jun 9, 2025 05:28 am (GMT +9) (6 km W)
2.6 quake North Pacific Ocean, Tokyo, 46 km east of Shimoda, Shizuoka, Japan, Jun 9, 2025 03:11 am (GMT +9) (14 km ENE)
1.5 quake Philippine Sea, 29 km north of Kozu Shima Island, Tokyo, Japan, Jun 9, 2025 02:01 am (GMT +9) (7 km SSW)
1.5 quake North Pacific Ocean, Tokyo, 45 km east of Shimoda, Shizuoka, Japan, Jun 9, 2025 03:14 am (GMT +9) (13 km ENE)
1.4 quake North Pacific Ocean, Tokyo, 30 km southeast of Shimoda, Shizuoka, Japan, Jun 9, 2025 03:24 pm (GMT +9) (6 km W)
All earthquakes at To-shima
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/273152/Volcano-earthquake-report-for-Monday-9-Jun-2025.html