Volcano earthquake report for Tuesday, 31 Jan 2023
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 31 Jan 2023 Number in brackets indicate nr of quakes.

Quakes detected near: Apaneca Range (4 quakes between mag 1.7-3.4), Aragats (1 quake mag 3.0), Askja (2 quakes between mag 1.0-1.1), Bardarbunga (1 quake mag 1.2), Brennisteinsfjöll (2 quakes between mag 1.4-1.4), Buzzard Creek (1 quake mag 1.6)
Cerro Singüil (5 quakes between mag 1.5-2.4), Clear Lake (22 quakes between mag 0.3-1.9), Coso (2 quakes between mag 1.2-1.3), Hrómundartindur (1 quake mag 1.8), Iriga (1 quake mag 1.6), Kilauea (1 quake mag 2.1), Loki-Fögrufjöll volcano (1 quake mag 1.2), Pelée (1 quake mag 2.1), Salton Buttes (1 quake mag 1.9), Sangay (Philippines) (1 quake mag 3.0), Sousaki (1 quake mag 1.7), Spurr (1 quake mag 1.2), Tenerife (2 quakes between mag 0.9-1.1), Terceira (2 quakes between mag 2.0-2.2), Theistareykjarbunga (1 quake mag 1.4), Thordarhyrna (1 quake mag 1.1), Tokachi (1 quake mag 3.0), Vatnafjöll (1 quake mag 1.4) (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:



Apaneca Range volcano (El Salvador): 4 earthquakes up to magnitude 3.4

4 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 8.0 and 5.0 km.
Earthquake details:
3.4 quake 14 km north of Ahuachapan, Ahuachapán, Departamento de Ahuachapan, El Salvador, Jan 31, 2023 9:45 am (GMT -6) (18 km NNW)2.3 quake 14 km north of Ahuachapan, Ahuachapán, Departamento de Ahuachapan, El Salvador, Jan 31, 2023 10:04 am (GMT -6) (18 km NNW)1.8 quake Guatemala, 13 km north of Ahuachapan, El Salvador, Jan 31, 2023 4:49 am (GMT -6) (17 km NNW)1.7 quake 13 Km Al Norte De Ahuachapan, El Salvador, Jan 31, 2023 4:06 am (GMT -6) (16 km NNW)All earthquakes at Apaneca Range

Aragats volcano (Armenia): 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 15 km distance SE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 64 km south of Vanadzor, Lori, Armenia, Jan 31, 2023 1:39 pm (GMT +4) (15 km SE)All earthquakes at Aragats

Cerro Singüil volcano (El Salvador): 5 earthquakes up to magnitude 2.4

5 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 13 hours ago. Hypocenter depths ranged between 8.0 and 5.0 km.
Earthquake details:
2.4 quake 24 km south of Jutiapa, Departamento de Jutiapa, Guatemala, Jan 31, 2023 1:21 am (GMT -6) (19 km WNW)2.0 quake Departamento de Jutiapa, Guatemala, 17 km north of Ahuachapan, El Salvador, Jan 31, 2023 2:25 am (GMT -6) (18 km W)1.9 quake Departamento de Jutiapa, Guatemala, 14 km northwest of Chalchuapa, El Salvador, Jan 31, 2023 5:05 am (GMT -6) (15 km W)1.8 quake 14 km north of Ahuachapan, Ahuachapán, Departamento de Ahuachapan, El Salvador, Jan 30, 2023 11:13 pm (GMT -6) (16 km W)1.5 quake Guatemala: 19 Km Al Norte De Ahuachapan, El Salvador, Jan 31, 2023 3:22 am (GMT -6) (19 km WNW)All earthquakes at Cerro Singüil

Clear Lake volcano (California): 22 earthquakes up to magnitude 1.9

Possible earthquake swarm: 22 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 4.0 and 1.2 km.
Earthquake details: (only 5 largest)
1.9 quake 15 mi southwest of Clearlake, Lake County, California, USA, Jan 30, 2023 9:45 pm (GMT -8) (18 km SSW)1.8 quake 15 mi southwest of Clearlake, Lake County, California, USA, Jan 31, 2023 8:56 am (GMT -8) (18 km SSW)1.6 quake 8km NW of The Geysers, CA, Jan 31, 2023 12:38 pm (GMT -8) (16 km SSW)1.5 quake 2km N of The Geysers, CA, Jan 31, 2023 12:53 pm (GMT -8) (19 km S)1.4 quake 2km NNW of The Geysers, CA, Jan 31, 2023 2:45 am (GMT -8) (19 km S)All earthquakes at Clear Lake

Kilauea volcano (Hawai'i (Big Island)): 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 7.9 km depth at 13 km distance WSW from the volcano.
Earthquake details:
2.1 quake 12 mi southwest of Volcano Village, Hawaii County, USA, Jan 31, 2023 7:06 am (GMT -10) (13 km WSW)All earthquakes at Kilauea

Pelée volcano (Caribbean): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.3 km depth at 1 km distance SSE from the volcano.
Earthquake details:
2.1 quake 25 km northwest of Fort-de-France, Martinique, Jan 31, 2023 4:02 pm (GMT -4) (1 km SSE)All earthquakes at Pelée

Sangay (Philippines) volcano (Luzon Island): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 13 km distance ESE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 52 km east of Naga City, Province of Camarines Sur, Bicol, Philippines, Jan 31, 2023 11:19 pm (GMT +8) (13 km ESE)All earthquakes at Sangay (Philippines)

Terceira volcano (Azores): 2 earthquakes up to magnitude 2.2

2 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 5.0 and 0.0 km.
Earthquake details:
2.2 quake 15 km northwest of Angra do Heroismo, Azores, Portugal, Jan 31, 2023 12:47 pm (GMT -1) (2 km W)2.0 quake 12 km northwest of Angra do Heroismo, Azores, Portugal, Jan 31, 2023 4:36 am (GMT -1) (1 km SE)All earthquakes at Terceira

Tokachi volcano (Hokkaido): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 6 km distance N from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 42 km southeast of Asahikawa, Hokkaido, Japan, Jan 31, 2023 10:39 pm (GMT +9) (6 km N)All earthquakes at Tokachi
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/202896/Volcano-earthquake-report-for-Tuesday-31-Jan-2023.html