Volcano earthquake report for Friday, 3 Feb 2023

Quakes detected near: Agua (1 quake mag 3.0), Askja (3 quakes between mag 0.7-1.8), Azuma (1 quake mag 2.5), Buzzard Creek (1 quake mag 1.7), Campi Flegrei (Phlegrean Fields) (10 quakes between mag 0.1-1.1), Cerro Singüil (2 quakes between mag 1.6-2.9)
Clear Lake (25 quakes between mag 0.3-1.9), Etna (1 quake mag 3.0), Herdubreid (9 quakes between mag 0.4-2.3), Hrómundartindur (4 quakes between mag 1.0-1.9), Katla (1 quake mag 2.7), Kilauea (3 quakes between mag 1.6-2.0), Krísuvík (1 quake mag 1.2), Leonard Range (1 quake mag 1.6), Long Valley (1 quake mag 1.1), Martin (3 quakes between mag 0.2-1.2), Masaya (1 quake mag 2.3), Methana (1 quake mag 3.2), Sabancaya (1 quake mag 3.6), Santorini (1 quake mag 2.8), Taupo (2 quakes between mag 1.6-2.6), Tenerife (1 quake mag 1.6) (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:

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 10.0 km depth at 18 km distance NNE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 17 km northwest of Petapa, Departamento de Guatemala, Feb 3, 2023 3:58 am (GMT -6) (18 km NNE)
All earthquakes at Agua

Azuma volcano (Honshu): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.7 km depth at 17 km distance WNW from the volcano.
Earthquake details:
2.5 quake Fukushima, 16 km south of Yonezawa, Yamagata, Japan, Feb 4, 2023 12:13 am (GMT +9) (17 km WNW)
All earthquakes at Azuma

Cerro Singüil volcano (El Salvador): 2 earthquakes up to magnitude 2.9

2 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 18 hours ago. Hypocenter depths ranged between 5.0 and 4.0 km.
Earthquake details:
2.9 quake 18 km northwest of Santa Ana, El Salvador, Feb 2, 2023 11:58 pm (GMT -6) (7 km WNW)
1.6 quake 17 Km Al Norte De Ahuachapan, El Salvador, Feb 2, 2023 7:19 pm (GMT -6) (17 km W)
All earthquakes at Cerro Singüil

Clear Lake volcano (California): 25 earthquakes up to magnitude 1.9

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 14 minutes ago. Hypocenter depths ranged between 3.5 and 0.4 km.
Earthquake details: (only 5 largest)
1.9 quake 13 mi southwest of Clearlake, Lake County, California, USA, Feb 2, 2023 4:57 pm (GMT -8) (16 km SSW)
1.4 quake 7km WNW of Cobb, CA, Feb 2, 2023 10:11 pm (GMT -8) (15 km S)
1.2 quake 8km NW of The Geysers, CA, Feb 2, 2023 4:12 pm (GMT -8) (16 km SSW)
1.2 quake 4km WNW of Cobb, CA, Feb 2, 2023 9:45 pm (GMT -8) (15 km S)
1.2 quake 8km NW of The Geysers, CA, Feb 3, 2023 4:07 am (GMT -8) (16 km SSW)
All earthquakes at Clear Lake

Etna volcano (Italy): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 20 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): 22 km north of Paternò, Catania, Sicily, Italy, Feb 3, 2023 4:58 am (GMT +1) (0 km SW)
All earthquakes at Etna

Herdubreid volcano (Iceland): 9 earthquakes up to magnitude 2.3

9 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 8.6 and 0.1 km.
Earthquake details: (only 5 largest)
2.3 quake Iceland: 3.0 Km WNW of Herðubreiðarlindir Feb 3, 2023 8:23 am (GMT +0) (4 km NE)
1.2 quake Iceland: 3.2 Km NW of Herðubreiðarlindir Feb 3, 2023 10:05 am (GMT +0) (3 km NE)
0.9 quake Iceland: 2.8 Km WNW of Herðubreiðarlindir Feb 3, 2023 8:24 am (GMT +0) (4 km NE)
0.8 quake Iceland: 4.2 Km N of Herðubreiðartögl Feb 3, 2023 2:59 am (GMT +0) (7 km SSW)
0.8 quake Iceland: 4.3 Km N of Herðubreiðartögl Feb 3, 2023 2:34 am (GMT +0) (6 km SSW)
All earthquakes at Herdubreid

Katla volcano (Iceland): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.2 km depth at 5 km distance NW from the volcano.
Earthquake details:
2.7 quake Iceland: 5.0 Km E of Goðabunga Feb 3, 2023 4:10 pm (GMT +0) (5 km NW)
All earthquakes at Katla

Masaya volcano (Nicaragua): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.0 km depth at 10 km distance NE from the volcano.
Earthquake details:
2.3 quake Masaya, 21 km southeast of Managua, Nicaragua, Feb 3, 2023 12:11 pm (GMT -6) (10 km NE)
All earthquakes at Masaya

Methana volcano (Greece): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 12 km distance SE from the volcano.
Earthquake details:
3.2 quake Aegean Sea, 56 km southwest of Athens, Nomarchia Athinas, Attica, Greece, Feb 3, 2023 12:54 pm (GMT +2) (12 km SE)
All earthquakes at Methana

Sabancaya volcano (Peru): magnitude 3.6 earthquake

A magnitude 3.6 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.0 km depth at 16 km distance WNW from the volcano.
Earthquake details:
3.6 quake 90 km northwest of Arequipa, Peru, Feb 3, 2023 12:35 pm (GMT -5) (16 km WNW)
All earthquakes at Sabancaya

Santorini volcano (Greece): magnitude 2.8 earthquake

A magnitude 2.8 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 10 km distance NNW from the volcano.
Earthquake details:
2.8 quake Aegean Sea, 3.7 km northwest of Oia, Nomos Kykladon, South Aegean, Greece, Feb 3, 2023 9:47 pm (GMT +2) (10 km NNW)
All earthquakes at Santorini

Taupo volcano (New Zealand): 2 earthquakes up to magnitude 2.6

2 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 7.6 and 5.0 km.
Earthquake details:
2.6 quake 14 km southwest of Taupo, Waikato, New Zealand, Feb 4, 2023 12:35 am (GMT +13) (7 km NNW)
1.6 quake New Zealand Feb 3, 2023 5:22 pm (GMT +13) (2 km WSW)
All earthquakes at Taupo