Volcano earthquake report for Wednesday, 4 Sep 2024

Quakes detected near: Azufral (1 quake mag 2.4), Bardarbunga (2 quakes between mag 0.5-2.1), Clear Lake (16 quakes between mag 0.3-2.0), Coso (2 quakes between mag 0.6-1.1), Eldey (1 quake mag 1.0), Etna (1 quake mag 3.0)
Hrómundartindur (2 quakes between mag 0.6-1.2), Kilauea (15 quakes between mag 1.3-3.5), Krísuvík (1 quake mag 1.1), Mount Rainier (1 quake mag 1.6), Sandal (1 quake mag 1.3), Santorini (1 quake mag 2.1), Svartsengi (1 quake mag 1.3), Tangkubanparahu (1 quake mag 1.8), Tenerife (1 quake mag 1.0), Terceira (6 quakes between mag 0.0-2.2), Thordarhyrna (1 quake mag 1.3), Turrialba (1 quake mag 2.1), Vesuvius (1 quake mag 1.7), White Island (1 quake mag 2.4) (updated 21h50)

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:

Azufral volcano (Colombia): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0 km depth at 7 km distance E from the volcano.
Earthquake details:
2.4 quake 1.6 km south of Tuquerres, Nariño, Colombia, Sep 3, 2024 11:47 pm (Bogota time) (7 km E)
All earthquakes at Azufral

Bardarbunga volcano (Iceland): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 1.1 and 1.1 km.
Earthquake details:
2.1 quake Iceland: 5.2 km NE of Bárðarbunga Sep 3, 2024 10:01 pm (Reykjavik time) (6 km NE)
0.5 quake Iceland: 7.0 km E of Bárðarbunga Sep 4, 2024 11:05 am (Reykjavik time) (7 km E)
All earthquakes at Bardarbunga

Clear Lake volcano (California): 16 earthquakes up to magnitude 2.0

Possible earthquake swarm: 16 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 12.5 and 0.6 km.
Earthquake details: (only 5 largest)
2.0 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Sep 3, 2024 05:16 pm (Los Angeles time) (15 km SSW)
1.5 quake Lake County, 25 mi north of Santa Rosa, Sonoma County, California, United States, Sep 4, 2024 01:01 am (Los Angeles time) (19 km S)
1.1 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Sep 4, 2024 01:33 am (Los Angeles time) (18 km SSW)
1.0 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Sep 3, 2024 10:40 pm (Los Angeles time) (15 km SSW)
0.9 quake 4 km WNW of Cobb, CA, Sep 4, 2024 07:05 am (Los Angeles time) (16 km S)
All earthquakes at Clear Lake

Etna volcano (Italy): 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 10.0 km depth at 0 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 30 km north of Catania, Catania, Sicily, Italy, Sep 4, 2024 01:26 am (GMT +2) (0 km SW)
All earthquakes at Etna

Kilauea volcano (Hawai'i (Big Island)): 15 earthquakes up to magnitude 3.5

Possible earthquake swarm: 15 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 19 minutes ago. Hypocenter depths ranged between 29.7 and 0.1 km.
Earthquake details: (only 5 largest)
3.5 quake 26 mi south of Hilo, Hawaii County, Hawaii, United States, Sep 4, 2024 06:53 am (Honolulu time) (6 km ESE)
2.7 quake 8 km SSE of Volcano, Hawaii, Sep 3, 2024 09:40 pm (Honolulu time) (10 km ESE)
2.6 quake 9 km S of Volcano, Hawaii, Sep 4, 2024 07:28 am (Honolulu time) (7 km SE)
2.6 quake 6 km SSW of Volcano, Hawaii, Sep 4, 2024 07:29 am (Honolulu time) (5 km ESE)
2.2 quake 5 km SSW of Volcano, Hawaii, Sep 4, 2024 01:23 am (Honolulu time) (3 km ESE)
All earthquakes at Kilauea

Santorini volcano (Greece): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 19.0 km depth at 4 km distance NE from the volcano.
Earthquake details:
2.1 quake 1.4 km northwest of Fira, Cyclades, South Aegean, Greece, Sep 4, 2024 03:48 am (Athens time) (4 km NE)
All earthquakes at Santorini

Terceira volcano (Azores): 6 earthquakes up to magnitude 2.2

6 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 0 and 0.0 km.
Earthquake details: (only 5 largest)
2.2 quake 15 km northwest of Angra do Heroismo, Azores, Portugal, Sep 3, 2024 10:07 pm (Azores time) (2 km WNW)
1.7 quake 14 km northwest of Angra do Heroismo, Azores, Portugal, Sep 3, 2024 10:19 pm (Azores time) (1 km W)
1.5 quake 16 km northwest of Angra do Heroismo, Azores, Portugal, Sep 4, 2024 09:54 am (Azores time) (3 km NW)
1.5 quake 5.3 km northwest of Santa Barbara, Azores, Portugal, Sep 3, 2024 10:08 pm (Azores time) (5 km W)
1.5 quake 15 km northwest of Angra do Heroismo, Azores, Portugal, Sep 3, 2024 10:35 pm (Azores time) (2 km WNW)
All earthquakes at Terceira

Turrialba volcano (Costa Rica): magnitude 2.1 earthquake

A magnitude 2.1 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 9 km distance SE from the volcano.
Earthquake details:
2.1 quake 8.8 km north of Turrialba, Cartago, Costa Rica, Sep 3, 2024 07:59 pm (Costa Rica time) (9 km SE)
All earthquakes at Turrialba

White Island volcano (New Zealand): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 9 km distance NW from the volcano.
Earthquake details:
2.4 quake South Pacific Ocean, 55 km north of Whakatane, Bay of Plenty, New Zealand, Sep 4, 2024 06:35 pm (Auckland time) (9 km NW)
All earthquakes at White Island
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