Volcano earthquake report for Tuesday, 25 Mar 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 25 Mar 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Abu (29 quakes between mag 0.3-1.9), Aso (2 quakes between mag 0.3-1.4), Bardarbunga (3 quakes between mag 0.4-1.1), Campi Flegrei (Phlegrean Fields) (13 quakes between mag 0.1-3.0), Clear Lake (34 quakes between mag 0.2-2.3), Datong (1 quake mag 3.0)
Don Joao de Castro Bank (20 quakes between mag 2.0-4.6), Eldey (1 quake mag 1.4), Etna (1 quake mag 1.1), Eyafjallajökull (1 quake mag 1.4), Fagradalsfjall (3 quakes between mag 0.5-1.0), Hiuchi (4 quakes between mag 0.3-1.5), Hrómundartindur (1 quake mag 1.2), Iwaki (7 quakes between mag 0.2-2.1), Jan Mayen (1 quake mag 1.3), Kolumbo (51 quakes between mag 1.0-2.1), Koruhüyüğü (1 quake mag 1.7), Krísuvík (3 quakes between mag 0.5-1.3), Kurikoma (5 quakes between mag 0.2-1.4), La Palma (1 quake mag 1.2), Laguna Aramuaca (1 quake mag 3.0), Loki-Fögrufjöll volcano (1 quake mag 1.1), Maunaloa (1 quake mag 1.8), Mayotte Island (3 quakes between mag 1.0-1.3), Miravalles (1 quake mag 2.9), Morne Diablotins (1 quake mag 3.0), Nantai (2 quakes between mag 0.4-1.8), Niseko (1 quake mag 1.0), Platanar (2 quakes between mag 2.3-3.1), Ragang (1 quake mag 3.0), Rincón de la Vieja (1 quake mag 3.0), Sakurajima (1 quake mag 3.0), Sandal (1 quake mag 1.0), Santorini (10 quakes between mag 1.0-2.2), Sousaki (2 quakes between mag 1.1-1.7), Tenerife (2 quakes between mag 1.2-1.3), Tjörnes Fracture Zone (46 quakes between mag 0.4-2.3), Turrialba (1 quake mag 2.1), White Island (1 quake mag 2.1) (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:



Abu volcano (Honshu): 29 earthquakes up to magnitude 1.9

Possible earthquake swarm: 29 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 19 minutes ago. Hypocenter depths ranged between 32.80 and 28.70 km.
Earthquake details: (only 5 largest)
1.9 quake 15 km east of Hagi, Yamaguchi, Japan, Mar 25, 2025 03:54 pm (GMT +9) (8 km SSW)
1.1 quake 30 km north of Yamaguchi, Yamaguchi, Japan, Mar 26, 2025 07:27 am (GMT +9) (8 km SSW)
1.0 quake Japan: Yamaguchi Pref Mar 26, 2025 04:26 am (GMT +9) (8 km SSW)
0.8 quake Japan: Yamaguchi Pref Mar 26, 2025 04:05 am (GMT +9) (8 km SSW)
0.8 quake Japan: Yamaguchi Pref Mar 26, 2025 07:03 am (GMT +9) (7 km SSW)
All earthquakes at Abu

Campi Flegrei (Phlegrean Fields) volcano (Italy): 13 earthquakes up to magnitude 3.0

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 10.00 and 0.03 km.
Earthquake details: (only 5 largest)
Reported seismic-like event (likely no quake): 0.2 km northwest of Naples, Napoli, Campania, Italy, Mar 25, 2025 09:13 pm (GMT +1) (11 km ENE)
1.2 quake 4.2 km southeast of Pozzuoli, Napoli, Campania, Italy, Mar 25, 2025 08:51 pm (GMT +1) (0 km NE)
0.8 quake Tyrrhenian Sea, 25 km northeast of Ischia Island, Campania, Italy, Mar 25, 2025 03:05 am (GMT +1) (3 km SE)
0.6 quake 4.3 km east of Pozzuoli, Napoli, Campania, Italy, Mar 25, 2025 08:49 pm (GMT +1) (1 km NE)
0.3 quake Italy: Flegrei Mar 25, 2025 08:49 pm (GMT +1) (0 km NNE)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 34 earthquakes up to magnitude 2.3

Possible earthquake swarm: 34 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 39 minutes ago. Hypocenter depths ranged between 22.39 and 0.56 km.
Earthquake details: (only 5 largest)
2.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Mar 25, 2025 01:56 pm (GMT -7) (18 km SSW)
1.8 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Mar 25, 2025 05:21 am (GMT -7) (16 km SSW)
1.5 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Mar 25, 2025 11:28 am (GMT -7) (17 km S)
1.4 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Mar 25, 2025 12:54 am (GMT -7) (15 km S)
1.3 quake 25 mi north of Santa Rosa, Sonoma County, California, United States, Mar 24, 2025 09:04 pm (GMT -7) (19 km S)
All earthquakes at Clear Lake

Datong volcano (China): 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 2 km distance E from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1.7 km south of Beijing, Beijing, China, Mar 25, 2025 07:34 am (GMT +0) (2 km E)
All earthquakes at Datong

Don Joao de Castro Bank volcano (Azores): 20 earthquakes up to magnitude 4.6

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 43 minutes ago. Hypocenter depths ranged between 2.00 and 0.00 km.
Earthquake details: (only 5 largest)
4.6 quake North Atlantic Ocean, 81 km southeast of Terceira Island, Azores, Portugal, Mar 25, 2025 08:48 pm (GMT -1) (6 km SE)
3.8 quake North Atlantic Ocean, 80 km southeast of Terceira Island, Azores, Portugal, Mar 25, 2025 04:07 pm (GMT -1) (9 km E)
3.6 quake North Atlantic Ocean, 80 km southeast of Terceira Island, Azores, Portugal, Mar 25, 2025 08:49 pm (GMT -1) (7 km S)
3.5 quake North Atlantic Ocean, 80 km southeast of Terceira Island, Azores, Portugal, Mar 25, 2025 04:06 pm (GMT -1) (6 km SSE)
3.3 quake North Atlantic Ocean, 79 km southeast of Terceira Island, Azores, Portugal, Mar 25, 2025 04:08 pm (GMT -1) (4 km SE)
All earthquakes at Don Joao de Castro Bank

Iwaki volcano (Honshu): 7 earthquakes up to magnitude 2.1

7 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 15.90 and 5.30 km.
Earthquake details: (only 5 largest)
2.1 quake 11 km north of Hirosaki, Aomori, Japan, Mar 26, 2025 03:06 am (GMT +9) (15 km ENE)
0.9 quake 12 km north of Hirosaki, Aomori, Japan, Mar 26, 2025 05:10 am (GMT +9) (15 km ENE)
0.8 quake 13 km west of Hirosaki, Aomori, Japan, Mar 25, 2025 04:39 pm (GMT +9) (10 km S)
0.3 quake Japan: Western Aomori Pref Mar 25, 2025 08:14 pm (GMT +9) (11 km S)
0.3 quake Japan: Western Aomori Pref Mar 25, 2025 09:10 am (GMT +9) (9 km S)
All earthquakes at Iwaki

Kolumbo volcano (Greece): 51 earthquakes up to magnitude 2.1

Possible earthquake swarm: 51 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 29 minutes ago. Hypocenter depths ranged between 27.46 and 5.00 km.
Earthquake details: (only 5 largest)
2.1 quake Aegean Sea, 22 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 25, 2025 05:19 am (GMT +2) (12 km ENE)
2.1 quake Aegean Sea, 31 km northeast of Oia, Cyclades, South Aegean, Greece, Mar 26, 2025 01:21 am (GMT +2) (19 km NE)
2.0 quake Aegean Sea, 24 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 25, 2025 04:14 pm (GMT +2) (15 km ENE)
2.0 quake Aegean Sea, 23 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 25, 2025 02:41 am (GMT +2) (13 km ENE)
2.0 quake Aegean Sea, 31 km northeast of Oia, Cyclades, South Aegean, Greece, Mar 25, 2025 05:56 pm (GMT +2) (19 km NE)
All earthquakes at Kolumbo

Laguna Aramuaca volcano (El Salvador): 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 8 km distance NW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 3.4 km east of San Miguel, San Miguel, El Salvador, Mar 24, 2025 06:34 pm (GMT -6) (8 km NW)
All earthquakes at Laguna Aramuaca

Miravalles volcano (Costa Rica): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.00 km depth at 6 km distance ENE from the volcano.
Earthquake details:
2.9 quake 20 km south of San José, Provincia de Alajuela, Costa Rica, Mar 25, 2025 02:54 am (GMT -6) (6 km ENE)
All earthquakes at Miravalles

Morne Diablotins volcano (Caribbean): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 58 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 7 km distance WNW from the volcano.
Earthquake details:
Unconfirmed quake or seismic-like event reported: 27 km north of Roseau, Saint George, Dominica, Mar 25, 2025 06:51 pm (GMT -4) (7 km WNW)
All earthquakes at Morne Diablotins

Platanar volcano (Costa Rica): 2 earthquakes up to magnitude 3.1

2 earthquakes occurred near (under) the volcano at nearly the same time (11:28 UTC). Hypocenter depths ranged between 6.00 and 4.00 km.
Earthquake details:
3.1 quake 7 km south of Quesada, Provincia de Alajuela, Costa Rica, Mar 25, 2025 05:28 am (GMT -6) (8 km WSW)
2.3 quake 9.1 km south of Quesada, Provincia de Alajuela, Costa Rica, Mar 25, 2025 05:28 am (GMT -6) (9 km SW)
All earthquakes at Platanar

Ragang volcano (Mindanao): 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 17 km distance ENE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 5.6 km north of Wao, Lanao del Sur, Mindanao Musulman, Philippines, Mar 25, 2025 06:23 am (GMT +0) (17 km ENE)
All earthquakes at Ragang

Rincón de la Vieja volcano (Costa Rica): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 5 km distance NE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 30 km northeast of Liberia, Guanacaste, Costa Rica, Mar 24, 2025 07:54 pm (GMT -6) (5 km NE)
All earthquakes at Rincón de la Vieja

Sakurajima volcano (Kyushu): 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 6 km distance WSW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 4.7 km east of Kagoshima, Kagoshima, Japan, Mar 25, 2025 10:20 pm (GMT +9) (6 km WSW)
All earthquakes at Sakurajima

Santorini volcano (Greece): 10 earthquakes up to magnitude 2.2

10 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 1 hour 23 minutes ago. Hypocenter depths ranged between 29.98 and 6.40 km.
Earthquake details: (only 5 largest)
2.2 quake Aegean Sea, 3.4 km northwest of Santorini Island, Cyclades, South Aegean, Greece, Mar 25, 2025 09:33 am (GMT +2) (3 km NE)
1.8 quake 4.1 km southeast of Fira, Cyclades, South Aegean, Greece, Mar 25, 2025 11:00 pm (GMT +2) (7 km E)
1.7 quake Santorini Isl. - S. Greece Mar 25, 2025 09:38 am (GMT +2) (5 km NE)
1.6 quake Santorini Isl. - S. Greece Mar 26, 2025 12:26 am (GMT +2) (7 km ENE)
1.6 quake Aegean Sea, 2.9 km west of Santorini Island, Cyclades, South Aegean, Greece, Mar 25, 2025 09:37 am (GMT +2) (3 km ENE)
All earthquakes at Santorini

Tjörnes Fracture Zone volcano (Iceland): 46 earthquakes up to magnitude 2.3

Possible earthquake swarm: 46 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 52 minutes ago. Hypocenter depths ranged between 12.00 and 0.30 km.
Earthquake details: (only 5 largest)
2.3 quake 35.9 km WNW of Kópasker Mar 25, 2025 03:47 pm (Universal Time) (15 km NNW)
2.1 quake 35.1 km WNW of Kópasker Mar 25, 2025 03:14 pm (Universal Time) (15 km NNW)
2.1 quake 35.0 km WNW of Kópasker Mar 25, 2025 07:52 am (Universal Time) (14 km NNW)
2.0 quake Iceland: 33.5 km WNW of Kópasker Mar 25, 2025 07:19 pm (Reykjavik time) (12 km NNW)
2.0 quake 34.2 km WNW of Kópasker Mar 25, 2025 03:15 pm (Universal Time) (13 km NNW)
All earthquakes at Tjörnes Fracture Zone

Turrialba volcano (Costa Rica): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 16.00 km depth at 18 km distance NE from the volcano.
Earthquake details:
2.1 quake 15 km west of Siquirres, Limon, Costa Rica, Mar 25, 2025 01:55 am (GMT -6) (18 km NE)
All earthquakes at Turrialba

White Island volcano (New Zealand): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 28.70 km depth at 10 km distance NE from the volcano.
Earthquake details:
2.1 quake South Pacific Ocean, 61 km northeast of Whakatane, Bay of Plenty, New Zealand, Mar 25, 2025 07:13 pm (GMT +13) (10 km NE)
All earthquakes at White Island
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