Volcano earthquake report for Sunday, 19 May 2024

Quakes detected near: Apaneca Range (1 quake mag 1.6), Barva (1 quake mag 2.7), Clear Lake (35 quakes between mag 0.3-2.2), Coso (4 quakes between mag 0.6-1.6), Eldey (2 quakes between mag 1.2-1.2), Esjufjöll (1 quake mag 1.2)
Etna (1 quake mag 1.7), Fagradalsfjall (22 quakes between mag 0.2-1.0), Gran Canaria (1 quake mag 1.2), Herdubreid (9 quakes between mag 0.1-2.1), Hibok-Hibok (1 quake mag 2.8), Hofsjökull (1 quake mag 1.2), Irazu (1 quake mag 2.3), Kilauea (23 quakes between mag 0.6-2.5), Krísuvík (6 quakes between mag 0.4-1.8), La Palma (1 quake mag 1.8), Mammoth Mountain (1 quake mag 1.8), Maroa (2 quakes between mag 1.4-1.5), Matutum (1 quake mag 2.1), Maunaloa (1 quake mag 1.8), Mojanda (1 quake mag 1.7), Mount Baker (1 quake mag 1.1), Okataina (Tarawera) (1 quake mag 1.4), Parker (1 quake mag 1.7), Reykjanes (79 quakes between mag 0.0-2.4), Ruapehu (3 quakes between mag 0.4-1.1), Santo Tomas (1 quake mag 1.8), São Jorge (1 quake mag 2.2), Taranaki (1 quake mag 1.1), Terceira (8 quakes between mag 1.5-3.0), Torfajökull (1 quake mag 1.3), Turrialba (1 quake mag 3.3), Öraefajökull (1 quake mag 1.3) (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:

Barva volcano (Costa Rica): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.0 km depth at 16 km distance NNE from the volcano.
Earthquake details:
2.7 quake Heredia, 36 km north of San Jose, San Jose, Costa Rica, May 18, 2024 09:25 pm (Costa Rica time) (16 km NNE)
All earthquakes at Barva

Clear Lake volcano (California): 35 earthquakes up to magnitude 2.2

Possible earthquake swarm: 35 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 19 minutes ago. Hypocenter depths ranged between 10.9 and 0.2 km.
Earthquake details: (only 5 largest)
2.2 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, May 19, 2024 05:29 am (Los Angeles time) (16 km SSW)
1.7 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, May 19, 2024 03:33 am (Los Angeles time) (18 km SSW)
1.6 quake 8 km WNW of Cobb, CA, May 19, 2024 08:30 am (Los Angeles time) (15 km SSW)
1.4 quake 5 km NW of The Geysers, CA, May 19, 2024 04:48 am (Los Angeles time) (19 km S)
1.1 quake 29 mi north of Santa Rosa, Sonoma County, California, United States, May 18, 2024 09:14 pm (Los Angeles time) (17 km SSW)
All earthquakes at Clear Lake

Fagradalsfjall volcano (Reykjanes Peninsula, Iceland): 22 earthquakes up to magnitude 1.0

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 10.5 and 3.1 km.
Earthquake details: (only 5 largest)
1.0 quake Iceland: 3.4 km SW of Fagradalsfjall May 19, 2024 02:26 am (Reykjavik time) (3 km WSW)
0.9 quake Iceland: 1.6 km SSW of Fagradalsfjall May 19, 2024 06:15 am (Reykjavik time) (1 km WSW)
0.8 quake Iceland: 0.7 km S of Stóra-Skógfell May 19, 2024 02:20 am (Reykjavik time) (5 km W)
0.7 quake Iceland: 1.3 km S of Stóra-Skógfell May 19, 2024 02:14 pm (Reykjavik time) (6 km W)
0.7 quake Iceland: 2.6 km SW of Fagradalsfjall May 19, 2024 02:27 am (Reykjavik time) (2 km WSW)
All earthquakes at Fagradalsfjall

Herdubreid volcano (Iceland): 9 earthquakes up to magnitude 2.1

9 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 9.4 and 4.9 km.
Earthquake details: (only 5 largest)
2.1 quake 2.5 km NE of Herðubreið May 19, 2024 08:32 am (Reykjavik time) (2 km ENE)
1.2 quake 3.0 km SSW of Herðubreið May 19, 2024 06:52 pm (Reykjavik time) (4 km SSW)
1.1 quake 6.1 km NNW of Herðubreiðartögl May 19, 2024 02:01 pm (Reykjavik time) (7 km SW)
0.5 quake Iceland: 3.3 km SSW of Herðubreið May 19, 2024 06:37 pm (Reykjavik time) (4 km SSW)
0.5 quake Iceland: 5.4 km SW of Herðubreið May 19, 2024 01:16 pm (Reykjavik time) (6 km SW)
All earthquakes at Herdubreid

Hibok-Hibok volcano (Mindanao): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 2.0 km depth at 18 km distance ESE from the volcano.
Earthquake details:
2.8 quake 18 km southeast of Mambajao, Camiguin, Northern Mindanao, Philippines, May 19, 2024 08:53 am (Manila time) (18 km ESE)
All earthquakes at Hibok-Hibok

Irazu volcano (Costa Rica): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 1 hour 48 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 8.0 km depth at 19 km distance W from the volcano.
Earthquake details:
2.3 quake 7.2 km northeast of San Jose, San Jose, Costa Rica, May 19, 2024 04:02 pm (Costa Rica time) (19 km W)
All earthquakes at Irazu

Kilauea volcano (Hawai'i (Big Island)): 23 earthquakes up to magnitude 2.5

Possible earthquake swarm: 23 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 29.0 and 0.1 km.
Earthquake details: (only 5 largest)
2.5 quake 27 mi southwest of Hilo, Hawaii County, Hawaii, United States, May 19, 2024 09:16 am (Honolulu time) (2 km S)
2.4 quake 14 km SSW of Volcano, Hawaii, May 19, 2024 12:32 am (Honolulu time) (9 km S)
2.3 quake 6 km S of Volcano, Hawaii, May 18, 2024 02:12 pm (Honolulu time) (5 km ESE)
2.3 quake 14 km NNE of Pāhala, Hawaii, May 18, 2024 06:23 pm (Honolulu time) (18 km WSW)
2.2 quake 5 km SSW of Volcano, Hawaii, May 18, 2024 09:48 pm (Honolulu time) (12 km ENE)
All earthquakes at Kilauea

Matutum volcano (Mindanao): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 32.0 km depth at 12 km distance WNW from the volcano.
Earthquake details:
2.1 quake 17 km southeast of Koronadal, South Cotabato, Soccsksargen, Philippines, May 20, 2024 12:31 am (Manila time) (12 km WNW)
All earthquakes at Matutum

Reykjanes volcano (Reykjanes Peninsula, Iceland): 79 earthquakes up to magnitude 2.4

Possible earthquake swarm: 79 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 30 minutes ago. Hypocenter depths ranged between 6.6 and 0.9 km.
Earthquake details: (only 5 largest)
2.4 quake 0.1 km WSW of Reykjanestá May 19, 2024 01:00 pm (Reykjavik time) (14 km SW)
2.4 quake 0.1 km W of Reykjanestá May 19, 2024 07:32 pm (Reykjavik time) (14 km SW)
1.8 quake Iceland: 0.2 km NNE of Reykjanestá May 19, 2024 07:57 pm (Reykjavik time) (13 km SW)
1.8 quake 0.7 km N of Reykjanestá May 19, 2024 10:31 am (Reykjavik time) (13 km SW)
1.8 quake Iceland: 0.2 km NNW of Reykjanestá May 19, 2024 05:01 pm (Reykjavik time) (14 km SW)
All earthquakes at Reykjanes

São Jorge volcano (Azores): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 10 km distance WNW from the volcano.
Earthquake details:
2.2 quake 0.7 km northwest of Velas, Azores, Portugal, May 19, 2024 10:10 am (Azores time) (10 km WNW)
All earthquakes at São Jorge

Terceira volcano (Azores): 8 earthquakes up to magnitude 3.0

8 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 2.0 and 0.0 km.
Earthquake details: (only 5 largest)
3.0 quake 13 km northwest of Angra do Heroismo, Azores, Portugal, May 19, 2024 02:54 pm (Azores time) (1 km ENE)
2.7 quake 13 km northwest of Angra do Heroismo, Azores, Portugal, May 19, 2024 02:54 pm (Azores time) (1 km NNE)
2.3 quake 15 km northwest of Angra do Heroismo, Azores, Portugal, May 19, 2024 03:03 pm (Azores time) (2 km NW)
1.8 quake 16 km northwest of Angra do Heroismo, Azores, Portugal, May 19, 2024 08:27 pm (Azores time) (5 km W)
1.8 quake 16 km northwest of Angra do Heroismo, Azores, Portugal, May 19, 2024 03:07 pm (Azores time) (4 km W)
All earthquakes at Terceira

Turrialba volcano (Costa Rica): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.0 km depth at 7 km distance NE from the volcano.
Earthquake details:
3.3 quake Limon, 43 km east of San Jose, San Jose, Costa Rica, May 19, 2024 12:52 pm (Costa Rica time) (7 km NE)
All earthquakes at Turrialba

Unnamed 24.00°N/121.83°E volcano (Taiwan): magnitude 4.3 earthquake

A magnitude 4.3 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 26.8 km depth at 9 km distance NW from the volcano.
Earthquake details:
4.3 quake Philippine Sea, 19 km northeast of Hualien City, Taiwan, May 19, 2024 09:52 pm (Taipei time) (9 km NW)
All earthquakes at Unnamed 24.00°N/121.83°E