Volcano earthquake report for Thursday, 29 Aug 2024
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 29 Aug 2024 Number in brackets indicate nr of quakes.

Quakes detected near: Almolonga (1 quake mag 3.0), Bardarbunga (20 quakes between mag 0.1-1.5), Chinameca (1 quake mag 1.6), Clear Lake (14 quakes between mag 0.4-1.5), Coso (3 quakes between mag 0.6-2.0), Don Joao de Castro Bank (1 quake mag 2.0)
Etna (3 quakes between mag 1.0-1.9), Eyafjallajökull (1 quake mag 1.3), Grímsvötn (2 quakes between mag 0.9-1.3), Hrómundartindur (5 quakes between mag 0.2-1.4), Ilopango (1 quake mag 1.7), Kilauea (16 quakes between mag 1.6-2.4), Krísuvík (4 quakes between mag 0.0-1.0), Loihi (1 quake mag 2.1), Loki-Fögrufjöll volcano (2 quakes between mag 0.7-1.2), Mount Baker (1 quake mag 1.6), Mount Rainier (2 quakes between mag 0.2-1.1), Nejapa-Miraflores (1 quake mag 3.0), Salton Buttes (1 quake mag 1.1), Sousaki (1 quake mag 1.1), São Jorge (1 quake mag 1.6), Takawangha (1 quake mag 1.1), Tenerife (1 quake mag 1.2), Tenorio (1 quake mag 2.3), Terceira (5 quakes between mag 0.0-2.2) (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:



Almolonga volcano (Guatemala): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 4 km distance NW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 2.3 km northeast of Quetzaltenango, Quetzaltenango, Guatemala, Aug 29, 2024 11:33 am (GMT -6) (4 km NW)
All earthquakes at Almolonga

Bardarbunga volcano (Iceland): 20 earthquakes up to magnitude 1.5

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 21.0 and 0.1 km.
Earthquake details: (only 5 largest)
1.5 quake Iceland: 16.3 km ESE of Bárðarbunga Aug 29, 2024 06:15 pm (Reykjavik time) (16 km E)
1.4 quake 2.0 km SSE of Bárðarbunga Aug 29, 2024 04:37 am (Reykjavik time) (1 km SE)
1.3 quake Iceland: 17.1 km ESE of Bárðarbunga Aug 29, 2024 06:07 pm (Reykjavik time) (17 km ESE)
1.2 quake 17.4 km ESE of Bárðarbunga Aug 29, 2024 07:48 am (Reykjavik time) (17 km ESE)
1.1 quake 18.3 km ESE of Bárðarbunga Aug 29, 2024 07:52 am (Reykjavik time) (18 km E)
All earthquakes at Bardarbunga

Clear Lake volcano (California): 14 earthquakes up to magnitude 1.5

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 17 minutes ago. Hypocenter depths ranged between 9.6 and 1.3 km.
Earthquake details: (only 5 largest)
1.5 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 29, 2024 11:25 am (Los Angeles time) (17 km S)
1.3 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Aug 29, 2024 08:35 am (Los Angeles time) (16 km SSW)
1.1 quake 6 km WNW of Cobb, CA, Aug 29, 2024 04:32 pm (Los Angeles time) (15 km S)
1.1 quake 8 km WNW of Cobb, CA, Aug 29, 2024 10:53 am (Los Angeles time) (15 km SSW)
1.1 quake 9 km WNW of Cobb, CA, Aug 28, 2024 05:43 pm (Los Angeles time) (15 km SSW)
All earthquakes at Clear Lake

Kilauea volcano (Hawai'i (Big Island)): 16 earthquakes up to magnitude 2.4

Possible earthquake swarm: 16 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 32.6 and 1.0 km.
Earthquake details: (only 5 largest)
2.4 quake 6 km S of Volcano, Hawaii, Aug 29, 2024 01:24 am (Honolulu time) (5 km ESE)
2.1 quake 6 km S of Volcano, Hawaii, Aug 29, 2024 08:57 am (Honolulu time) (5 km ESE)
2.1 quake 27 mi southwest of Hilo, Hawaii County, Hawaii, United States, Aug 28, 2024 03:20 pm (Honolulu time) (2 km SSE)
2.0 quake 36 mi southwest of Hilo, Hawaii County, Hawaii, United States, Aug 29, 2024 11:49 am (Honolulu time) (17 km SW)
2.0 quake 38 mi southwest of Hilo, Hawaii County, Hawaii, United States, Aug 29, 2024 03:08 am (Honolulu time) (19 km SSW)
All earthquakes at Kilauea

Loihi volcano (Hawai'i (Big Island)): 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 32.5 km depth at 11 km distance N from the volcano.
Earthquake details:
2.1 quake North Pacific Ocean, 50 mi south of Hilo, Hawaii County, Hawaii, United States, Aug 28, 2024 10:11 pm (GMT -10) (11 km N)
All earthquakes at Loihi

Nejapa-Miraflores volcano (Nicaragua): 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 10.0 km depth at 12 km distance E from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 5 km southeast of Managua, Managua, Nicaragua, Aug 29, 2024 01:40 am (GMT -6) (12 km E)
All earthquakes at Nejapa-Miraflores

Tenorio volcano (Costa Rica): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.0 km depth at 9 km distance SE from the volcano.
Earthquake details:
2.3 quake Alajuela, 24 km northeast of Canas, Guanacaste, Costa Rica, Aug 29, 2024 02:24 am (Costa Rica time) (9 km SE)
All earthquakes at Tenorio

Terceira volcano (Azores): 5 earthquakes up to magnitude 2.2

5 earthquakes occurred near (under) the volcano during 1 hour 50 minutes, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 12.1 and 0.0 km.
Earthquake details:
2.2 quake North Atlantic Ocean, 23 km west of Terceira Island, Azores, Portugal, Aug 29, 2024 04:01 pm (Azores time) (14 km WNW)
2.1 quake 15 km northwest of Angra do Heroismo, Azores, Portugal, Aug 29, 2024 04:21 pm (Azores time) (2 km NW)
1.6 quake 12 km northwest of Angra do Heroismo, Azores, Portugal, Aug 29, 2024 05:48 pm (Azores time) (2 km E)
1.5 quake Portugal: Vulcao de Sta. Barbara (Terceira) Aug 29, 2024 03:58 pm (Azores time) (2 km WNW)
0.0 quake 12 km northwest of Angra do Heroismo, Azores, Portugal, Aug 29, 2024 06:48 pm (Universal Time time) (2 km E)
All earthquakes at Terceira

Unnamed volcano (North of Luzon): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 10 km distance ESE from the volcano.
Earthquake details:
3.1 quake South China Sea, 18 km southwest of Batan Island, Philippines, Aug 30, 2024 05:19 am (Manila time) (10 km ESE)
All earthquakes at Unnamed
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/250925/Volcano-earthquake-report-for-Thursday-29-Aug-2024.html