Volcano earthquake report for Sunday, 3 Aug 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 3 Aug 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Abu (37 quakes between mag 0.1-1.3), Agua (1 quake mag 3.0), Akuseki-jima (4 quakes between mag 1.8-3.1), Apaneca Range (5 quakes between mag 2.2-3.7), Askja (2 quakes between mag 1.0-1.7), Banda Api (1 quake mag 3.0)
Campi Flegrei (Phlegrean Fields) (33 quakes between mag 0.1-1.6), Canlaon (2 quakes between mag 1.9-2.7), Cerro Singüil (4 quakes between mag 2.1-3.6), Clear Lake (18 quakes between mag 0.2-2.3), Coso (2 quakes between mag 0.3-1.7), Daisen (8 quakes between mag 0.1-1.5), El Hierro (1 quake mag 2.5), El Misti (1 quake mag 3.0), Hakone (2 quakes between mag 0.4-2.3), Hijiori (1 quake mag 2.7), Hiuchi (8 quakes between mag 0.3-1.0), Hrómundartindur (7 quakes between mag 0.3-1.3), Isla El Tigre (1 quake mag 3.9), Isla Zacate (1 quake mag 3.8), Kolumbo (10 quakes between mag 1.6-2.5), Koruhüyüğü (1 quake mag 1.8), Krafla (1 quake mag 1.3), Krísuvík (10 quakes between mag 0.3-2.3), Kurikoma (1 quake mag 1.0), La Palma (1 quake mag 1.5), Lanzarote (1 quake mag 3.0), Ljósufjöll (5 quakes between mag 0.7-1.7), Marapi (1 quake mag 2.2), Michoacán-Guanajuato (20 quakes between mag 2.4-3.4), Moyuta (1 quake mag 2.5), Nasu (1 quake mag 1.5), Nejapa-Miraflores (1 quake mag 3.0), North Vate (1 quake mag 2.5), Oshima (1 quake mag 1.6), Platanar (1 quake mag 1.0), Reporoa (1 quake mag 2.3), Ruapehu (1 quake mag 1.8), Salton Buttes (1 quake mag 1.2), San Salvador (1 quake mag 3.0), Santorini (4 quakes between mag 0.5-3.0), Spurr (2 quakes between mag 1.2-2.0), Timber Mountain (1 quake mag 1.0), Tjörnes Fracture Zone (1 quake mag 1.0), To-shima (3 quakes between mag 1.4-1.7), Udina (1 quake mag 3.1), Unzen (6 quakes between mag 0.1-1.7) (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): 37 earthquakes up to magnitude 1.3

Possible earthquake swarm: 37 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 29.40 and 21.60 km.
Earthquake details: (only 5 largest)
1.3 quake 35 km north of Yamaguchi, Yamaguchi, Japan, Aug 4, 2025 04:22 am (GMT +9) (4 km WSW)
1.0 quake 35 km north of Yamaguchi, Yamaguchi, Japan, Aug 4, 2025 04:43 am (GMT +9) (4 km WSW)
0.8 quake 35 km north of Yamaguchi, Yamaguchi, Japan, Aug 3, 2025 09:00 am (GMT +9) (4 km WSW)
0.8 quake 35 km north of Yamaguchi, Yamaguchi, Japan, Aug 4, 2025 01:47 am (GMT +9) (4 km WSW)
0.7 quake 36 km north of Yamaguchi, Yamaguchi, Japan, Aug 4, 2025 12:41 am (GMT +9) (3 km W)
All earthquakes at Abu

Agua volcano (Guatemala): magnitude 3.0 earthquake

A magnitude 3.0 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 10 km distance N from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 26 km west of Guatemala City, Departamento de Guatemala, Guatemala, Aug 3, 2025 04:12 am (GMT -6) (10 km N)
All earthquakes at Agua

Akuseki-jima volcano (Ryukyu Islands): 4 earthquakes up to magnitude 3.1

4 earthquakes occurred near (under) the volcano during 11 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 27.00 and 6.80 km.
Earthquake details:
3.1 quake East China Sea, Kagoshima-ken, 38 km southwest of Suwanose-jima Island, Japan, Aug 4, 2025 04:01 am (GMT +9) (16 km SSW)
3.1 quake East China Sea, Kagoshima-ken, 38 km southwest of Suwanose-jima Island, Japan, Aug 3, 2025 07:14 pm (GMT +9) (18 km WSW)
2.0 quake East China Sea, Kagoshima-ken, 37 km southwest of Suwanose-jima Island, Japan, Aug 4, 2025 04:41 am (GMT +9) (15 km SSW)
1.8 quake East China Sea, Kagoshima-ken, 39 km southwest of Suwanose-jima Island, Japan, Aug 3, 2025 05:51 pm (GMT +9) (17 km SSW)
All earthquakes at Akuseki-jima

Apaneca Range volcano (El Salvador): 5 earthquakes up to magnitude 3.7

5 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 7.00 and 5.00 km.
Earthquake details:
3.7 quake 12 km northeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 3, 2025 08:21 am (GMT -6) (14 km N)
3.2 quake 11 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 3, 2025 11:28 am (GMT -6) (16 km NNW)
2.4 quake 3.3 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 2, 2025 11:36 pm (GMT -6) (10 km NW)
2.3 quake 2.2 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 3, 2025 06:03 am (GMT -6) (9 km NW)
2.2 quake 12 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 2, 2025 11:13 pm (GMT -6) (16 km NNW)
All earthquakes at Apaneca Range

Banda Api volcano (Banda Sea): 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 4 km distance E from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 171 km southeast of Amahai, Kabupaten Maluku Tengah, Maluku, Indonesia, Aug 4, 2025 01:34 am (GMT +9) (4 km E)
All earthquakes at Banda Api

Campi Flegrei (Phlegrean Fields) volcano (Italy): 33 earthquakes up to magnitude 1.6

Possible earthquake swarm: 33 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 3.03 and 0.05 km.
Earthquake details: (only 5 largest)
1.6 quake 3.1 km east of Pozzuoli, Napoli, Campania, Italy, Aug 3, 2025 04:24 pm (GMT +2) (1 km NNW)
1.4 quake 3.3 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 3, 2025 07:12 am (GMT +2) (1 km NW)
1.3 quake 3.2 km southeast of Pozzuoli, Napoli, Campania, Italy, Aug 3, 2025 02:53 am (GMT +2) (1 km WNW)
1.0 quake 3.9 km east of Pozzuoli, Napoli, Campania, Italy, Aug 3, 2025 01:54 am (GMT +2) (1 km N)
0.9 quake 3.9 km east of Pozzuoli, Napoli, Campania, Italy, Aug 3, 2025 12:36 pm (GMT +2) (1 km N)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Canlaon volcano (Central Philippines): 2 earthquakes up to magnitude 2.7

2 earthquakes occurred near (under) the volcano during 9 minutes, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 6.00 and 3.00 km.
Earthquake details:
2.7 quake 22 km southeast of Mansilingan, Philippines, Aug 3, 2025 09:49 pm (GMT +8) (8 km NW)
1.9 quake 23 km southeast of Mansilingan, Philippines, Aug 3, 2025 09:58 pm (GMT +8) (7 km NW)
All earthquakes at Canlaon

Cerro Singüil volcano (El Salvador): 4 earthquakes up to magnitude 3.6

4 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 7.00 and 5.00 km.
Earthquake details:
3.6 quake 14 km northeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 3, 2025 08:21 am (GMT -6) (14 km W)
2.4 quake 15 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 2, 2025 10:59 pm (GMT -6) (16 km W)
2.2 quake 13 km northeast of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 2, 2025 07:46 pm (GMT -6) (14 km WSW)
2.1 quake 15 km north of Ahuachapan, Departamento de Ahuachapan, El Salvador, Aug 3, 2025 02:38 pm (GMT -6) (16 km W)
All earthquakes at Cerro Singüil

Clear Lake volcano (California): 18 earthquakes up to magnitude 2.3

Possible earthquake swarm: 18 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 27 minutes ago. Hypocenter depths ranged between 3.63 and 0.09 km.
Earthquake details: (only 5 largest)
2.3 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Aug 3, 2025 12:20 am (GMT -7) (17 km S)
1.3 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Aug 3, 2025 12:24 am (GMT -7) (17 km S)
1.2 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Aug 3, 2025 04:22 pm (GMT -7) (18 km S)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 3, 2025 04:57 am (GMT -7) (17 km S)
1.2 quake 7 km NNW of the Geysers, CA, Aug 3, 2025 08:57 am (GMT -7) (17 km S)
All earthquakes at Clear Lake

El Hierro volcano (Canary Islands): 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 17.00 km depth at 19 km distance WNW from the volcano.
Earthquake details:
2.5 quake 18 km southwest of Frontera, Santa Cruz de Tenerife, Canary Islands, Spain, Aug 3, 2025 02:36 am (GMT +1) (19 km WNW)
All earthquakes at El Hierro

El Misti volcano (Peru): 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 16 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 1.6 km northeast of Arequipa, Arequipa, Peru, Aug 2, 2025 07:35 pm (GMT -5) (16 km SW)
All earthquakes at El Misti

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

2 earthquakes occurred near (under) the volcano during 7 minutes, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 16.70 and 15.60 km.
Earthquake details:
2.3 quake 11 km northwest of Odawara, Kanagawa, Japan, Aug 3, 2025 10:12 pm (GMT +9) (11 km NNE)
0.4 quake 10.5 km northwest of Odawara, Kanagawa, Japan, Aug 3, 2025 10:19 pm (GMT +9) (12 km NNE)
All earthquakes at Hakone

Hijiori volcano (Honshu): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 15.40 km depth at 18 km distance SSE from the volcano.
Earthquake details:
2.7 quake 27 km north of Yamagata, Yamagata, Japan, Aug 3, 2025 02:41 pm (GMT +9) (18 km SSE)
All earthquakes at Hijiori

Isla El Tigre volcano (Honduras): magnitude 3.9 earthquake

A magnitude 3.9 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.00 km depth at 5 km distance WNW from the volcano.
Earthquake details:
3.9 quake North Pacific Ocean, 53 km west of Ciudad Choluteca, Honduras, Aug 3, 2025 08:07 am (Tegucigalpa time) (5 km WNW)
All earthquakes at Isla El Tigre

Isla Zacate volcano (Honduras): magnitude 3.8 earthquake

A magnitude 3.8 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.50 km depth at 7 km distance WSW from the volcano.
Earthquake details:
3.8 quake North Pacific Ocean, 54 km west of Ciudad Choluteca, Honduras, Aug 3, 2025 08:07 am (GMT -6) (7 km WSW)
All earthquakes at Isla Zacate

Kolumbo volcano (Greece): 10 earthquakes up to magnitude 2.5

10 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 50 minutes ago. Hypocenter depths ranged between 13.90 and 5.00 km.
Earthquake details: (only 5 largest)
2.5 quake Aegean Sea, 31 km northeast of Oia, Nomos Kykladon, South Aegean, Greece, Aug 3, 2025 07:45 pm (GMT +3) (19 km NE)
2.0 quake Aegean Sea, 22 km northeast of Santorini Island, Greece, Aug 3, 2025 04:39 am (GMT +3) (11 km ENE)
1.9 quake Aegean Sea, 21 km northeast of Santorini Island, Greece, Aug 3, 2025 11:20 pm (GMT +3) (10 km ENE)
1.9 quake Aegean Sea, 22 km northeast of Santorini Island, Greece, Aug 3, 2025 04:28 am (GMT +3) (10 km NE)
1.8 quake Aegean Sea, 27 km northeast of Santorini Island, Greece, Aug 4, 2025 12:59 am (GMT +3) (15 km NE)
All earthquakes at Kolumbo

Krísuvík volcano (Reykjanes Peninsula, Iceland): 10 earthquakes up to magnitude 2.3

10 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 4.90 and 3.50 km.
Earthquake details: (only 5 largest)
2.3 quake 2.6 km NNW of Krýsuvík Aug 3, 2025 12:22 am (Universal Time) (2 km SSE)
1.3 quake Iceland: 1.6 km NNW of Krýsuvík Aug 3, 2025 07:14 am (Reykjavik time) (3 km SSE)
1.1 quake Iceland: 3.1 km N of Krýsuvík Aug 3, 2025 11:20 am (Reykjavik time) (2 km SE)
1.0 quake 3.5 km NNW of Krýsuvík Aug 3, 2025 03:31 pm (Universal Time) (2 km SE)
0.8 quake Iceland: 3.5 km NNE of Krýsuvík Aug 3, 2025 05:45 am (Reykjavik time) (3 km ESE)
All earthquakes at Krísuvík

Lanzarote volcano (Canary Islands): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 8 km distance SE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 15 km west of Arrecife, Las Palmas, Canary Islands, Spain, Aug 3, 2025 12:31 pm (GMT +1) (8 km SE)
All earthquakes at Lanzarote

Marapi volcano (Sumatra): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.00 km depth at 14 km distance NW from the volcano.
Earthquake details:
2.2 quake 0.2 km southwest of Bukittinggi, Indonesia, Aug 3, 2025 10:44 am (GMT +7) (14 km NW)
All earthquakes at Marapi

Michoacán-Guanajuato volcano (Western & Central Mexico): 20 earthquakes up to magnitude 3.4

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 28.90 and 13.90 km.
Earthquake details: (only 5 largest)
3.4 quake 31 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 3, 2025 03:32 am (GMT -6) (14 km SW)
3.3 quake 34 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 3, 2025 03:34 am (GMT -6) (17 km SW)
3.3 quake 32 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 3, 2025 03:02 am (GMT -6) (16 km SW)
3.1 quake 32 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 3, 2025 03:31 am (GMT -6) (14 km SW)
2.9 quake 28 km west of Uruapan, Estado de Michoacan de Ocampo, Mexico, Aug 3, 2025 02:06 am (GMT -6) (11 km SW)
All earthquakes at Michoacán-Guanajuato

Moyuta volcano (Guatemala): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.00 km depth at 12 km distance E from the volcano.
Earthquake details:
2.5 quake 31 km south of Jutiapa, Departamento de Jutiapa, Guatemala, Aug 3, 2025 06:40 am (GMT -6) (12 km E)
All earthquakes at Moyuta

Nejapa-Miraflores volcano (Nicaragua): 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 1 km distance SE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 7.1 km west of Managua, Departamento de Managua, Nicaragua, Aug 3, 2025 12:13 am (GMT -6) (1 km SE)
All earthquakes at Nejapa-Miraflores

North Vate volcano (Vanuatu): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 26.00 km depth at 5 km distance NNE from the volcano.
Earthquake details:
2.5 quake Coral Sea, 28 km north of Efate Island, Shefa Province, Vanuatu, Aug 3, 2025 11:46 pm (GMT +11) (5 km NNE)
All earthquakes at North Vate

Reporoa volcano (New Zealand): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.90 km depth at 17 km distance SSW from the volcano.
Earthquake details:
2.3 quake 20 km northeast of Taupo, Waikato, New Zealand, Aug 4, 2025 12:23 am (GMT +12) (17 km SSW)
All earthquakes at Reporoa

San Salvador volcano (El Salvador): 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 14 km distance NW from the volcano.
Earthquake details:
Reported quake or seismic-like event: 2.4 km west of Guatemala City, Departamento de Guatemala, Guatemala, Aug 3, 2025 02:11 am (GMT -6) (14 km NW)
All earthquakes at San Salvador

Santorini volcano (Greece): 4 earthquakes up to magnitude 3.0

4 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 10.00 and 4.00 km.
Earthquake details:
Reported seismic-like event (likely no quake): 10.7 km southeast of Oia, Nomos Kykladon, South Aegean, Greece, Aug 3, 2025 06:25 pm (GMT +3) (4 km SE)
2.4 quake Aegean Sea, 6.9 km west of Santorini Island, Greece, Aug 3, 2025 09:23 pm (GMT +3) (3 km NNW)
1.0 quake Aegean Sea, 7.8 km west of Santorini Island, Greece, Aug 3, 2025 10:42 pm (GMT +3) (2 km W)
0.5 quake Aegean Sea, 5.4 km northwest of Santorini Island, Greece, Aug 3, 2025 10:44 pm (GMT +3) (4 km NNE)
All earthquakes at Santorini

Udina volcano (Central Kamchatka Depression): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.33 km depth at 5 km distance S from the volcano.
Earthquake details:
3.1 quake Ust'-Kamchatskiy Rayon, 57 km east of Atlasovo, Kamchatka, Russia, Aug 3, 2025 09:37 pm (Kamchatka time) (5 km S)
All earthquakes at Udina

Unnamed 52.92°N/158.52°E volcano (Southern Kamchatka): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 13 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): 2 km east of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, Aug 3, 2025 10:42 pm (GMT +12) (18 km NNE)
All earthquakes at Unnamed 52.92°N/158.52°E
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