Volcano earthquake report for Monday, 31 Mar 2025

Quakes detected near: Abu (26 quakes between mag 0.2-1.5), Ambrym (1 quake mag 2.5), Aso (4 quakes between mag 0.2-1.2), Bardarbunga (9 quakes between mag 0.1-1.7), Brennisteinsfjöll (3 quakes between mag 0.8-1.6), Campi Flegrei (Phlegrean Fields) (8 quakes between mag 0.1-1.3)
Clear Lake (25 quakes between mag 0.2-2.0), Eyafjallajökull (1 quake mag 1.0), Fogo (1 quake mag 3.0), Hiuchi (2 quakes between mag 0.8-1.2), Hrómundartindur (4 quakes between mag 0.7-2.3), Ibusuku (3 quakes between mag 0.5-1.4), Kirishima (1 quake mag 1.1), Kolumbo (50 quakes between mag 1.0-2.3), Koruhüyüğü (1 quake mag 1.7), Kurikoma (5 quakes between mag 0.3-1.0), La Palma (1 quake mag 1.6), Ljósufjöll (1 quake mag 2.4), Maroa (1 quake mag 1.7), Mayotte Island (1 quake mag 1.0), Methana (2 quakes between mag 1.8-2.8), Michael (1 quake mag 3.0), Milos (1 quake mag 2.4), Mojanda (1 quake mag 3.0), Myoko (2 quakes between mag 0.6-2.2), Nantai (1 quake mag 1.1), Poas (10 quakes between mag 0.9-2.5), Rinjani (1 quake mag 2.5), Sakurajima (1 quake mag 3.0), San Pablo (1 quake mag 2.0), Santorini (3 quakes between mag 0.9-2.1), Singu Plateau (1 quake mag 4.3), Sousaki (1 quake mag 1.4), Svartsengi (9 quakes between mag 0.2-1.8), Taupo (2 quakes between mag 2.0-2.2), Tecapa (1 quake mag 2.1), Tenorio (1 quake mag 2.5), Torfajökull (2 quakes between mag 0.6-1.1), Towada (10 quakes between mag 0.4-2.8), Tristan da Cunha (1 quake mag 3.0), Ukinrek Maars (2 quakes between mag 1.8-2.0), Yake-dake (1 quake mag 1.1) (updated 00h50)
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): 26 earthquakes up to magnitude 1.5
Possible earthquake swarm: 26 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 31.20 and 26.80 km.
Earthquake details: (only 5 largest)
1.5 quake 33 km north of Yamaguchi, Yamaguchi, Japan, Mar 30, 2025 09:08 pm (GMT +9) (4 km SSW)
1.4 quake 32 km north of Yamaguchi, Yamaguchi, Japan, Mar 30, 2025 10:49 am (GMT +9) (6 km S)
1.4 quake 33 km north of Yamaguchi, Yamaguchi, Japan, Mar 31, 2025 02:37 am (GMT +9) (4 km SSW)
1.3 quake 33 km north of Yamaguchi, Yamaguchi, Japan, Mar 30, 2025 01:31 pm (GMT +9) (5 km SSW)
1.2 quake 33 km north of Yamaguchi, Yamaguchi, Japan, Mar 31, 2025 01:58 am (GMT +9) (4 km SSW)
All earthquakes at Abu
Ambrym volcano (Vanuatu): magnitude 2.5 earthquake
A magnitude 2.5 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.00 km depth at 14 km distance ENE from the volcano.
Earthquake details:
2.5 quake Coral Sea, 14 km east of Ambrym Island, Malampa, Vanuatu, Mar 30, 2025 10:27 pm (GMT +11) (14 km ENE)
All earthquakes at Ambrym
Clear Lake volcano (California): 25 earthquakes up to magnitude 2.0
Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 50 minutes ago. Hypocenter depths ranged between 2.76 and 1.58 km.
Earthquake details: (only 5 largest)
2.0 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Mar 29, 2025 06:31 pm (GMT -7) (16 km SSW)
1.9 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Mar 30, 2025 02:45 am (GMT -7) (15 km S)
1.6 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Mar 30, 2025 04:37 am (GMT -7) (16 km SSW)
1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Mar 29, 2025 10:01 pm (GMT -7) (18 km SSW)
1.2 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Mar 29, 2025 06:57 pm (GMT -7) (16 km S)
All earthquakes at Clear Lake
Fogo volcano (Cabo Verde): magnitude 3.0 earthquake
A magnitude 3.0 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 10 km distance NNE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 24 km northeast of Sao Filipe, Sao Filipe, Cape Verde, Mar 30, 2025 09:16 pm (GMT -1) (10 km NNE)
All earthquakes at Fogo
Hrómundartindur volcano (Iceland): 4 earthquakes up to magnitude 2.3
4 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 8.40 and 5.20 km.
Earthquake details:
2.3 quake Iceland: 3.7 km WSW of Litla_Kaffistofan Mar 30, 2025 10:05 pm (Reykjavik time) (18 km WSW)
1.0 quake Iceland: 3.2 km SW of Litla_Kaffistofan Mar 30, 2025 10:09 pm (Reykjavik time) (18 km WSW)
0.7 quake Iceland: 1.1 km S of Raufarhólshellir Mar 30, 2025 09:36 am (Reykjavik time) (18 km SSW)
0.7 quake Iceland: 0.6 km NW of Raufarhólshellir Mar 30, 2025 10:21 am (Reykjavik time) (17 km SW)
All earthquakes at Hrómundartindur
Kolumbo volcano (Greece): 50 earthquakes up to magnitude 2.3
Possible earthquake swarm: 50 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 36 minutes ago. Hypocenter depths ranged between 19.50 and 3.22 km.
Earthquake details: (only 5 largest)
2.3 quake Aegean Sea, 22 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 30, 2025 08:16 am (GMT +3) (11 km NE)
2.2 quake Aegean Sea, 24 km northwest of Anafi Island, Cyclades, South Aegean, Greece, Mar 30, 2025 04:50 am (GMT +3) (15 km ENE)
2.2 quake Aegean Sea, 16 km south of Ios Island, Cyclades, South Aegean, Greece, Mar 30, 2025 05:14 pm (GMT +3) (13 km WNW)
2.1 quake Aegean Sea, 23 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 30, 2025 10:48 pm (GMT +3) (11 km NE)
2.1 quake Aegean Sea, 28 km north of Anafi Island, Cyclades, South Aegean, Greece, Mar 30, 2025 05:49 am (GMT +3) (18 km ENE)
All earthquakes at Kolumbo
Ljósufjöll volcano (Iceland): magnitude 2.4 earthquake
A magnitude 2.4 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 16.60 km depth at 16 km distance SE from the volcano.
Earthquake details:
2.4 quake Iceland: 24.7 km N of Borgarnes Mar 30, 2025 07:23 pm (Reykjavik time) (16 km SE)
All earthquakes at Ljósufjöll
Methana volcano (Greece): 2 earthquakes up to magnitude 2.8
2 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.
Earthquake details:
2.8 quake Aegean Sea, 27 km west of Aegina Island, Attica, Greece, Mar 30, 2025 02:10 pm (GMT +3) (11 km WNW)
1.8 quake Aegean Sea, 26 km west of Aegina Island, Attica, Greece, Mar 31, 2025 12:38 am (GMT +3) (17 km NW)
All earthquakes at Methana
Michael volcano (South Sandwich Islands): magnitude 3.0 earthquake
A magnitude 3.0 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 2 km distance SSE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): South Georgia & South Sandwich Islands Mar 30, 2025 05:02 am (GMT -2) (2 km SSE)
All earthquakes at Michael
Milos volcano (Greece): magnitude 2.4 earthquake
A magnitude 2.4 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 7 km distance W from the volcano.
Earthquake details:
2.4 quake 7.9 km southwest of Adamantas, Cyclades, South Aegean, Greece, Mar 30, 2025 02:10 pm (GMT +3) (7 km W)
All earthquakes at Milos
Mojanda volcano (Ecuador): magnitude 3.0 earthquake
A magnitude 3.0 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 8 km distance N from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 24 km southwest of Ibarra, Imbabura, Ecuador, Mar 30, 2025 03:28 pm (GMT -5) (8 km N)
All earthquakes at Mojanda
Myoko volcano (Honshu): 2 earthquakes up to magnitude 2.2
2 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 6.70 and 1.60 km.
Earthquake details:
2.2 quake 14 km northwest of Nagano, Nagano, Japan, Mar 30, 2025 10:28 pm (GMT +9) (16 km SSW)
0.6 quake 33 km south of Joetsu, Niigata, Japan, Mar 31, 2025 01:13 am (GMT +9) (4 km SE)
All earthquakes at Myoko
Poas volcano (Costa Rica): 10 earthquakes up to magnitude 2.5
10 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 6.00 and 1.00 km.
Earthquake details: (only 5 largest)
2.5 quake Provincia de Alajuela, 32 km northwest of San Jose, San Jose, Costa Rica, Mar 30, 2025 12:28 pm (GMT -6) (2 km S)
2.0 quake Provincia de Alajuela, 31 km northwest of San Jose, San Jose, Costa Rica, Mar 30, 2025 12:28 am (GMT -6) (4 km S)
1.7 quake Provincia de Alajuela, 28 km north of San Jose, San Jose, Costa Rica, Mar 30, 2025 05:23 am (GMT -6) (8 km ESE)
1.2 quake Costa Rica Mar 30, 2025 01:16 am (GMT -6) (2 km S)
1.1 quake Provincia de Alajuela, 32 km northwest of San Jose, San Jose, Costa Rica, Mar 29, 2025 11:49 pm (GMT -6) (2 km S)
All earthquakes at Poas
Rinjani volcano (Lombok): magnitude 2.5 earthquake
A magnitude 2.5 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 23.00 km depth at 18 km distance W from the volcano.
Earthquake details:
2.5 quake West Lombok Regency, 27 km northeast of Mataram, Indonesia, Mar 30, 2025 11:46 am (GMT +8) (18 km W)
All earthquakes at Rinjani
Sakurajima volcano (Kyushu): magnitude 3.0 earthquake
A magnitude 3.0 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 7 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 7.1 km southeast of Kagoshima, Kagoshima, Japan, Mar 30, 2025 01:12 pm (GMT +9) (7 km SW)
All earthquakes at Sakurajima
Santorini volcano (Greece): 3 earthquakes up to magnitude 2.1
3 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 14.24 and 4.60 km.
Earthquake details:
2.1 quake Aegean Sea, 9.1 km east of Santorini Island, Cyclades, South Aegean, Greece, Mar 30, 2025 03:37 pm (GMT +3) (14 km E)
1.3 quake 2.9 km southeast of Fira, Cyclades, South Aegean, Greece, Mar 30, 2025 07:08 am (GMT +3) (5 km E)
0.9 quake Aegean Sea, 2.8 km west of Santorini Island, Cyclades, South Aegean, Greece, Mar 30, 2025 07:14 pm (GMT +3) (3 km ENE)
All earthquakes at Santorini
Singu Plateau volcano (Myanmar): magnitude 4.3 earthquake
A magnitude 4.3 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 16 km distance S from the volcano.
Earthquake details:
4.3 quake 28 km east of Shwebo, Sagaing Region, Myanmar, Mar 30, 2025 03:07 pm (Yangon time) (16 km S)
All earthquakes at Singu Plateau
Taupo volcano (New Zealand): 2 earthquakes up to magnitude 2.2
2 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 5.00 and 4.60 km.
Earthquake details:
2.2 quake 31 km south of Taupo, Waikato, New Zealand, Mar 31, 2025 05:16 am (GMT +13) (15 km S)
2.0 quake 3.2 km north of Taupo, Waikato, New Zealand, Mar 31, 2025 09:00 am (GMT +13) (19 km NNE)
All earthquakes at Taupo
Tecapa volcano (El Salvador): magnitude 2.1 earthquake
A magnitude 2.1 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.00 km depth at 3 km distance NW from the volcano.
Earthquake details:
2.1 quake 19 km northwest of Usulutan, Usulutan, El Salvador, Mar 30, 2025 06:53 am (GMT -6) (3 km NW)
All earthquakes at Tecapa
Tenorio volcano (Costa Rica): magnitude 2.5 earthquake
A magnitude 2.5 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 14 km distance SE from the volcano.
Earthquake details:
2.5 quake 25 km northeast of Canas, Guanacaste, Costa Rica, Mar 29, 2025 08:52 pm (GMT -6) (14 km SE)
All earthquakes at Tenorio
Towada volcano (Honshu): 10 earthquakes up to magnitude 2.8
10 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 6.80 and 3.60 km.
Earthquake details: (only 5 largest)
2.8 quake 44 km south of Aomori, Aomori, Japan, Mar 30, 2025 09:00 pm (GMT +9) (5 km SW)
2.6 quake 44 km south of Aomori, Aomori, Japan, Mar 30, 2025 08:54 pm (GMT +9) (5 km SW)
2.0 quake 34 km southwest of Towada, Aomori, Japan, Mar 30, 2025 09:45 pm (GMT +9) (5 km SW)
1.1 quake 44 km south of Aomori, Aomori, Japan, Mar 30, 2025 09:02 pm (GMT +9) (5 km SW)
1.0 quake 43 km south of Aomori, Aomori, Japan, Mar 30, 2025 10:22 pm (GMT +9) (4 km SW)
All earthquakes at Towada
Tristan da Cunha volcano (Atlantic Ocean): magnitude 3.0 earthquake
A magnitude 3.0 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 4 km distance NW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 0.6 km west of Edinburgh of the Seven Seas, Tristan da Cunha, Saint Helena, Mar 30, 2025 07:01 am (GMT +0) (4 km NW)
All earthquakes at Tristan da Cunha
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نشر الخبر اول مرة بتاريخ : 2025-03-31 03:58:46
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