Volcano earthquake report for Sunday, 19 Mar 2023

Quakes detected near: Aniakchak (1 quake mag 1.9), Askja (8 quakes between mag 0.2-2.5), Auckland Field (1 quake mag 3.0), Bardarbunga (3 quakes between mag 0.7-3.1), Brennisteinsfjöll (16 quakes between mag 0.1-2.4), Campi Flegrei (Phlegrean Fields) (2 quakes between mag 0.6-1.4)
Clear Lake (30 quakes between mag 0.6-2.5), Etna (1 quake mag 3.0), Hofsjökull volcano (1 quake mag 1.5), Hualalai (1 quake mag 2.0), Iliniza (1 quake mag 3.0), Karangetang (1 quake mag 3.3), Katla (4 quakes between mag 0.4-1.2), Kilauea (1 quake mag 1.7), Kolumbo (1 quake mag 2.8), Koruhüyüğü (3 quakes between mag 2.0-2.5), Krísuvík (10 quakes between mag 0.3-2.2), La Palma (1 quake mag 1.4), Leonard Range (2 quakes between mag 1.6-1.7), Martin (1 quake mag 1.0), Michoacán-Guanajuato (9 quakes between mag 3.4-3.9), Nevado del Tolima (1 quake mag 1.7), Okataina (Tarawera) (95 quakes between mag 1.2-3.9), Pacaya (1 quake mag 3.0), Platanar (1 quake mag 2.7), Salton Buttes (3 quakes between mag 1.2-1.6), Sousaki (2 quakes between mag 1.3-2.1), São Jorge (3 quakes between mag 1.5-2.0), Tanaga (11 quakes between mag 0.3-1.7), Taupo (1 quake mag 1.2), Tenorio (1 quake mag 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:

Askja volcano (Iceland): 8 earthquakes up to magnitude 2.5

8 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 23.0 and 3.5 km.
Earthquake details: (only 5 largest)
2.5 quake Iceland: 7.3 Km SSE of Lokatindur Mar 19, 2023 7:38 am (GMT +0) (6 km NNW)
1.1 quake Iceland: 6.0 Km WNW of Dreki Mar 19, 2023 2:16 am (GMT +0) (4 km NNE)
0.9 quake Iceland: 7.3 Km S of Lokatindur Mar 19, 2023 7:42 am (GMT +0) (7 km NNW)
0.7 quake Iceland: 7.9 Km SSE of Lokatindur Mar 19, 2023 5:59 am (GMT +0) (6 km N)
0.4 quake Iceland: 12.1 Km S of Lokatindur Mar 19, 2023 8:04 am (GMT +0) (5 km W)
All earthquakes at Askja

Auckland Field volcano (North Island): 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 11 km distance WNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 32 km south of Orewa, akland, Auckland, New Zealand, Mar 19, 2023 8:55 pm (GMT +13) (11 km WNW)
All earthquakes at Auckland Field

Bardarbunga volcano (Iceland): 3 earthquakes up to magnitude 3.1

3 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 3.6 and 1.1 km.
Earthquake details:
3.1 quake Iceland: 3.4 Km SE of Bárðarbunga Mar 19, 2023 2:59 pm (GMT +0) (3 km ESE)
0.9 quake Iceland: 2.8 Km SSE of Bárðarbunga Mar 19, 2023 7:24 pm (GMT +0) (2 km SE)
0.7 quake Iceland: 1.8 Km ESE of Bárðarbunga Mar 19, 2023 3:44 pm (GMT +0) (2 km ENE)
All earthquakes at Bardarbunga

Brennisteinsfjöll volcano (Reykjanes Peninsula, Iceland): 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 7.6 and 0.2 km.
Earthquake details: (only 5 largest)
2.4 quake Iceland: 10.8 Km SSW of Bláfjallaskáli Mar 19, 2023 12:50 pm (GMT +0) (5 km ESE)
1.9 quake Iceland: 5.6 Km SW of Bláfjallaskáli Mar 19, 2023 4:12 am (GMT +0) (6 km ENE)
1.1 quake Iceland: 10.1 Km SSW of Bláfjallaskáli Mar 19, 2023 11:28 am (GMT +0) (7 km ESE)
1.1 quake Iceland: 5.5 Km SW of Bláfjallaskáli Mar 19, 2023 10:36 am (GMT +0) (6 km ENE)
1.0 quake Iceland: 10.1 Km SSW of Bláfjallaskáli Mar 19, 2023 4:06 pm (GMT +0) (7 km ESE)
All earthquakes at Brennisteinsfjöll

Clear Lake volcano (California): 30 earthquakes up to magnitude 2.5

Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 15 minutes ago. Hypocenter depths ranged between 6.9 and 0.7 km.
Earthquake details: (only 5 largest)
2.5 quake 12 mi west of Clearlake, Lake County, California, USA, Mar 19, 2023 4:35 am (GMT -7) (10 km SSW)
1.5 quake 5km NW of The Geysers, CA, Mar 18, 2023 10:23 pm (GMT -7) (18 km S)
1.4 quake 6km NW of The Geysers, CA, Mar 19, 2023 12:55 am (GMT -7) (18 km S)
1.4 quake 7km W of Cobb, CA, Mar 19, 2023 6:52 am (GMT -7) (15 km S)
1.3 quake 4km W of Cobb, CA, Mar 19, 2023 12:31 am (GMT -7) (16 km S)
All earthquakes at Clear Lake

Etna volcano (Italy): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 8 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): 14 km east of Bronte, Catania, Sicily, Italy, Mar 19, 2023 5:19 pm (GMT +1) (0 km SW)
All earthquakes at Etna

Iliniza volcano (Ecuador): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 17 km distance NE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): Near Cayambe, Pichincha, Ecuador, Mar 18, 2023 9:46 pm (GMT -5) (17 km NE)
All earthquakes at Iliniza

Karangetang volcano (Sulawesi & Sangihe Islands): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 6 km distance NW from the volcano.
Earthquake details:
3.3 quake Celebes Sea, 159 km north of Manado, North Sulawesi, Indonesia, Mar 20, 2023 12:29 am (GMT +8) (6 km NW)
All earthquakes at Karangetang

Kolumbo volcano (Greece): magnitude 2.8 earthquake

A magnitude 2.8 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 17 km distance ENE from the volcano.
Earthquake details:
2.8 quake Aegean Sea, 29 km northeast of Oia, Nomos Kykladon, South Aegean, Greece, Mar 19, 2023 1:01 pm (GMT +2) (17 km ENE)
All earthquakes at Kolumbo

Koruhüyüğü volcano (Turkey): 3 earthquakes up to magnitude 2.5

3 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 13.0 and 5.0 km.
Earthquake details:
2.5 quake Hatay, 44 km southeast of Osmaniye, Turkey, Mar 19, 2023 11:24 pm (GMT +3) (6 km SW)
2.0 quake 21 km east of Dörtyol, Hatay, Turkey, Mar 19, 2023 6:35 am (GMT +3) (15 km WSW)
2.0 quake 24 km east of Dörtyol, Hatay, Turkey, Mar 19, 2023 5:15 am (GMT +3) (11 km WNW)
All earthquakes at Koruhüyüğü

Krísuvík volcano (Reykjanes Peninsula, Iceland): 10 earthquakes up to magnitude 2.2

10 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 5.9 and 3.8 km.
Earthquake details: (only 5 largest)
2.2 quake Iceland: 2.1 Km SW of Keilir Mar 19, 2023 11:37 am (GMT +0) (5 km W)
0.8 quake Iceland: 3.4 Km NNE of Krýsuvík Mar 19, 2023 9:11 am (GMT +0) (3 km ESE)
0.7 quake Iceland: 1.0 Km SSW of Krýsuvík Mar 19, 2023 4:43 am (GMT +0) (6 km SSE)
0.6 quake Iceland: 2.3 Km SSW of Keilir Mar 19, 2023 1:52 pm (GMT +0) (4 km WSW)
0.5 quake Iceland: 2.5 Km SSW of Keilir Mar 19, 2023 12:59 pm (GMT +0) (4 km WSW)
All earthquakes at Krísuvík

Michoacán-Guanajuato volcano (Western & Central Mexico): 9 earthquakes up to magnitude 3.9

9 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 10.2 and 2.0 km.
Earthquake details: (only 5 largest)
3.9 quake 17 km east of Los Reyes de Salgado, Michoacan, Mexico, Mar 19, 2023 1:26 pm (GMT -6) (14 km NNW)
3.8 quake 14 km east of Los Reyes de Salgado, Michoacan, Mexico, Mar 19, 2023 2:55 pm (GMT -6) (13 km NW)
3.8 quake 5.8 km south of Periban, Michoacan, Mexico, Mar 18, 2023 10:09 pm (GMT -6) (16 km W)
3.7 quake 18 km southeast of Los Reyes de Salgado, Michoacan, Mexico, Mar 19, 2023 4:18 am (GMT -6) (15 km WSW)
3.6 quake 5.8 km east of Periban, Michoacan, Mexico, Mar 19, 2023 6:28 am (GMT -6) (12 km W)
All earthquakes at Michoacán-Guanajuato

Okataina (Tarawera) volcano (New Zealand): 95 earthquakes up to magnitude 3.9

Possible earthquake swarm: 95 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 40 minutes ago. Hypocenter depths ranged between 9.9 and 1.9 km.
Earthquake details: (only 5 largest)
3.9 quake 36 km east of Rotorua, Bay of Plenty, New Zealand, Mar 19, 2023 6:11 pm (GMT +13) (14 km ENE)
3.0 quake 39 km east of Rotorua, Bay of Plenty, New Zealand, Mar 19, 2023 2:32 pm (GMT +13) (16 km E)
2.8 quake 2.4 km northwest of Kawerau, Bay of Plenty, New Zealand, Mar 20, 2023 1:57 am (GMT +13) (16 km ENE)
2.6 quake 2.3 km northwest of Kawerau, Bay of Plenty, New Zealand, Mar 19, 2023 6:13 pm (GMT +13) (16 km ENE)
2.6 quake 3.5 km west of Kawerau, Bay of Plenty, New Zealand, Mar 19, 2023 7:38 pm (GMT +13) (14 km E)
All earthquakes at Okataina (Tarawera)

Pacaya 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 17 km distance NNE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 10.9 km south of Guatemala, Departamento de Guatemala, Mar 19, 2023 11:29 am (GMT -6) (17 km NNE)
All earthquakes at Pacaya

Platanar volcano (Costa Rica): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 8.0 km depth at 6 km distance SE from the volcano.
Earthquake details:
2.7 quake 12 km southeast of Ciudad Quesada, San Carlos, Provincia de Alajuela, Costa Rica, Mar 19, 2023 3:47 am (GMT -6) (6 km SE)
All earthquakes at Platanar

Sousaki volcano (Greece): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 20.5 and 11.2 km.
Earthquake details:
2.1 quake 9.5 km south of Corinto, Corinthia, Peloponnese, Greece, Mar 19, 2023 10:58 am (GMT +2) (14 km SW)
1.3 quake Greece: 14 Km E From Sofiko Mar 19, 2023 3:30 pm (GMT +2) (17 km SE)
All earthquakes at Sousaki

Tanaga volcano (Aleutian Islands): 11 earthquakes up to magnitude 1.7

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 20 hours ago. Hypocenter depths ranged between 9.2 and 1.8 km.
Earthquake details: (only 5 largest)
1.7 quake Andreanof Islands, Aleutian Islands, Mar 18, 2023 4:26 pm (GMT -9) (6 km SE)
0.9 quake Andreanof Islands, Aleutian Islands, Alaska, Mar 18, 2023 6:46 pm (GMT -9) (5 km ESE)
0.9 quake Andreanof Islands, Aleutian Islands, Alaska, Mar 18, 2023 4:08 pm (GMT -9) (2 km SE)
0.9 quake Andreanof Islands, Aleutian Islands, Alaska, Mar 18, 2023 3:10 pm (GMT -9) (2 km SE)
0.8 quake 103 Km W of Adak, Alaska, Mar 18, 2023 5:23 pm (GMT -9) (2 km SE)
All earthquakes at Tanaga

Tenorio volcano (Costa Rica): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 14 km distance S from the volcano.
Earthquake details:
2.2 quake 15 km northeast of Canas, Cañas, Provincia de Guanacaste, Costa Rica, Mar 18, 2023 7:06 pm (GMT -6) (14 km S)
All earthquakes at Tenorio

Unnamed volcano (North of Luzon): magnitude 3.6 earthquake

A magnitude 3.6 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 8 km distance N from the volcano.
Earthquake details:
3.6 quake South China Sea, 23 km west of Basco, Philippines, Mar 20, 2023 2:38 am (GMT +8) (8 km N)
All earthquakes at Unnamed