Volcano earthquake report for Friday, 17 Mar 2023

Quakes detected near: Aniakchak (2 quakes between mag 1.8-2.3), Apastepeque (1 quake mag 2.4), Atacazo (2 quakes between mag 3.7-4.0), Babuyan Claro (1 quake mag 2.9), Brennisteinsfjöll (3 quakes between mag 0.5-1.2), Campi Flegrei (Phlegrean Fields) (3 quakes between mag 0.2-1.3)
Cerro Negro de Mayasquer (1 quake mag 3.6), Chaîne des Puys (1 quake mag 1.2), Clear Lake (26 quakes between mag 0.2-1.7), Dieng (1 quake mag 2.2), Etna (4 quakes between mag 1.6-3.1), Fayal (1 quake mag 2.1), Herdubreid (4 quakes between mag 0.6-1.8), Hrómundartindur (1 quake mag 1.0), Huambo (1 quake mag 3.5), Katla (3 quakes between mag 0.9-2.2), Kilauea (5 quakes between mag 0.8-2.7), Koruhüyüğü (2 quakes between mag 1.7-2.1), Krísuvík (9 quakes between mag 0.1-1.2), Kuchinoshima (1 quake mag 2.6), Leonard Range (8 quakes between mag 1.5-3.5), Machin (1 quake mag 1.2), Mauna Kea (1 quake mag 2.0), Maunaloa (1 quake mag 2.0), Mayotte Island (1 quake mag 1.1), Michoacán-Guanajuato (6 quakes between mag 3.6-4.1), Mount Rainier (1 quake mag 1.3), Okataina (Tarawera) (114 quakes between mag 1.5-4.8), Oshima-Oshima (1 quake mag 2.5), Reykjanes (5 quakes between mag 0.2-1.0), Rotorua (1 quake mag 2.0), San Salvador (1 quake mag 2.1), São Jorge (1 quake mag 2.0), Takawangha (6 quakes between mag 1.0-1.7), Tanaga (8 quakes between mag 0.6-2.0), Taupo (1 quake mag 1.8), Tenerife (2 quakes between mag 0.8-1.1), Timber Mountain (1 quake mag 1.2), Vatnafjöll (1 quake mag 1.0) (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:

Aniakchak volcano (Alaska Peninsula): 2 earthquakes up to magnitude 2.3

2 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 10.0 and 3.2 km.
Earthquake details:
2.3 quake 29 mi east of Port Heiden, Lake and Peninsula, Alaska, USA, Mar 16, 2023 11:37 pm (GMT -8) (19 km E)
1.8 quake 19 mi east of Port Heiden, Lake and Peninsula, Alaska, USA, Mar 16, 2023 7:25 pm (GMT -8) (4 km NE)
All earthquakes at Aniakchak

Apastepeque volcano (El Salvador): 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 10.0 km depth at 2 km distance E from the volcano.
Earthquake details:
2.4 quake 11 km northeast of San Vicente, El Salvador, Mar 17, 2023 12:41 am (GMT -6) (2 km E)
All earthquakes at Apastepeque

Atacazo volcano (Ecuador): 2 earthquakes up to magnitude 4.0

2 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 5.0 and 5.0 km.
Earthquake details:
4.0 quake 30 km south of Quito, Provincia de Pichincha, Ecuador, Mar 17, 2023 1:11 am (GMT -5) (15 km S)
3.7 quake 34 km south of Quito, Provincia de Pichincha, Ecuador, Mar 17, 2023 11:04 am (GMT -5) (18 km S)
All earthquakes at Atacazo

Babuyan Claro volcano (North of Luzon): magnitude 2.9 earthquake

A magnitude 2.9 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 12 km distance WSW from the volcano.
Earthquake details:
2.9 quake South China Sea, Philippines, Mar 18, 2023 2:27 am (GMT +8) (12 km WSW)
All earthquakes at Babuyan Claro

Cerro Negro de Mayasquer volcano (Colombia): magnitude 3.6 earthquake

A magnitude 3.6 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 2 km distance ESE from the volcano.
Earthquake details:
3.6 quake Departamento de Nariño, Colombia, 26 km west of Tulcan, Ecuador, Mar 17, 2023 11:00 am (GMT -5) (2 km ESE)
All earthquakes at Cerro Negro de Mayasquer

Clear Lake volcano (California): 26 earthquakes up to magnitude 1.7

Possible earthquake swarm: 26 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 12 minutes ago. Hypocenter depths ranged between 9.7 and 0.1 km.
Earthquake details: (only 5 largest)
1.7 quake 7km WNW of The Geysers, CA, Mar 17, 2023 4:03 pm (GMT -7) (18 km SSW)
1.5 quake 7km NW of The Geysers, CA, Mar 16, 2023 6:51 pm (GMT -7) (16 km S)
1.3 quake 7km WNW of Cobb, CA, Mar 16, 2023 5:32 pm (GMT -7) (15 km S)
1.1 quake 5km NNW of The Geysers, CA, Mar 16, 2023 10:01 pm (GMT -7) (17 km S)
1.1 quake 9km WNW of The Geysers, CA, Mar 17, 2023 9:17 am (GMT -7) (18 km SSW)
All earthquakes at Clear Lake

Dieng volcano (Central Java): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 7.0 km depth at 1 km distance WNW from the volcano.
Earthquake details:
2.2 quake 17 km north of Wonosobo, Central Java, Indonesia, Mar 17, 2023 12:00 pm (GMT +7) (1 km WNW)
All earthquakes at Dieng

Etna volcano (Italy): 4 earthquakes up to magnitude 3.1

4 earthquakes occurred near (under) the volcano during 11 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 28.0 and 1.6 km.
Earthquake details:
3.1 quake 14 km northeast of Bronte, Catania, Sicily, Italy, Mar 17, 2023 9:21 am (GMT +1) (15 km NNW)
Reported seismic-like event (likely no quake): 70 km southwest of Messine, Province of Messina, Sicily, Italy, Mar 17, 2023 2:36 pm (GMT +1) (0 km SW)
2.4 quake 12 km northeast of Bronte, Catania, Sicily, Italy, Mar 17, 2023 11:03 am (GMT +1) (16 km NNW)
1.6 quake Italy: 2 Km S Adrano (CT) Mar 17, 2023 3:12 am (GMT +1) (19 km SW)
All earthquakes at Etna

Fayal volcano (Azores): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.0 km depth at 8 km distance ESE from the volcano.
Earthquake details:
2.1 quake Faial Island, 8.4 km northwest of Ribeira Grande, Portugal, Mar 17, 2023 12:04 am (GMT -1) (8 km ESE)
All earthquakes at Fayal

Huambo volcano (Peru): magnitude 3.5 earthquake

A magnitude 3.5 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 16 km distance NNE from the volcano.
Earthquake details:
3.5 quake 94 km northwest of Arequipa, Peru, Mar 17, 2023 12:01 pm (GMT -5) (16 km NNE)
All earthquakes at Huambo

Katla volcano (Iceland): 3 earthquakes up to magnitude 2.2

3 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 1.9 and 0.1 km.
Earthquake details:
2.2 quake Iceland: 7.8 Km ENE of Goðabunga Mar 17, 2023 7:55 am (GMT +0) (4 km NNW)
1.6 quake Iceland: 0.5 Km SE of Goðabunga Mar 17, 2023 2:48 am (GMT +0) (9 km W)
0.9 quake Iceland: 3.3 Km ESE of Goðabunga Mar 17, 2023 7:40 am (GMT +0) (7 km W)
All earthquakes at Katla

Kilauea volcano (Hawai'i (Big Island)): 5 earthquakes up to magnitude 2.7

5 earthquakes occurred near (under) the volcano during 2 hours, the last being recorded quake 1 hour 49 minutes ago. Hypocenter depths ranged between 29.9 and 0.1 km.
Earthquake details:
2.7 quake 27 mi south of Hilo, Hawaii County, USA, Mar 17, 2023 12:01 pm (GMT -10) (7 km SE)
2.5 quake 29 mi south of Hilo, Hawaii County, USA, Mar 17, 2023 12:01 pm (GMT -10) (11 km SSE)
1.7 quake 5 Km SW of Volcano, Hawaii, Mar 17, 2023 9:38 am (GMT -10) (2 km E)
1.4 quake 3.5 mi southwest of Volcano Village, Hawaii County, USA, Mar 17, 2023 9:37 am (GMT -10) (2 km ESE)
0.8 quake 3.6 mi southwest of Volcano Village, Hawaii County, USA, Mar 17, 2023 9:36 am (GMT -10) (2 km ESE)
All earthquakes at Kilauea

Koruhüyüğü volcano (Turkey): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 5 hours, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 11.5 and 6.3 km.
Earthquake details:
2.1 quake Gaziantep, 34 km southeast of Osmaniye, Turkey, Mar 17, 2023 7:08 am (GMT +3) (9 km NW)
1.7 quake Turkey: AKTEPE-HASSA (HATAY) Mar 17, 2023 12:22 pm (GMT +3) (18 km SW)
All earthquakes at Koruhüyüğü

Kuchinoshima volcano (Ryukyu Islands): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 57 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 9.5 km depth at 12 km distance ESE from the volcano.
Earthquake details:
2.6 quake East China Sea, 75 km southwest of Miyanoura, Kumage-gun, Kagoshima, Japan, Mar 18, 2023 7:53 am (GMT +9) (12 km ESE)
All earthquakes at Kuchinoshima

Leonard Range volcano (Mindanao): 8 earthquakes up to magnitude 3.5

8 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 34.0 and 2.0 km.
Earthquake details: (only 5 largest)
3.5 quake 36 km east of Magugpo Poblacion, Davao, Philippines, Mar 17, 2023 1:59 pm (GMT +8) (12 km NE)
3.0 quake 31 km east of Magugpo Poblacion, Davao, Philippines, Mar 17, 2023 3:07 pm (GMT +8) (5 km NE)
2.4 quake 17 km south of Compostela, Davao de Oro, Philippines, Mar 17, 2023 2:10 pm (GMT +8) (16 km NNE)
2.3 quake 15 km southeast of San Mariano, Davao de Oro, Philippines, Mar 17, 2023 2:35 pm (GMT +8) (10 km NE)
2.0 quake 8.9 km southeast of San Mariano, Davao de Oro, Philippines, Mar 17, 2023 8:44 pm (GMT +8) (5 km N)
All earthquakes at Leonard Range

Michoacán-Guanajuato volcano (Western & Central Mexico): 6 earthquakes up to magnitude 4.1

6 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 1 hour 36 minutes ago. Hypocenter depths ranged between 5.0 and 2.0 km.
Earthquake details: (only 5 largest)
4.1 quake 12 km east of Los Reyes de Salgado, Michoacan, Mexico, Mar 17, 2023 12:40 am (GMT -6) (17 km NW)
4.0 quake 10.7 km east of Los Reyes de Salgado, Michoacan, Mexico, Mar 17, 2023 1:25 am (GMT -6) (17 km NW)
3.9 quake 13 km east of Los Reyes de Salgado, Michoacan, Mexico, Mar 17, 2023 4:14 pm (GMT -6) (16 km NW)
3.8 quake 9.3 km east of Los Reyes de Salgado, Michoacan, Mexico, Mar 17, 2023 4:06 am (GMT -6) (17 km WNW)
3.8 quake 1.8 km northeast of Periban, Michoacan, Mexico, Mar 16, 2023 8:46 pm (GMT -6) (16 km WNW)
All earthquakes at Michoacán-Guanajuato

Okataina (Tarawera) volcano (New Zealand): 114 earthquakes up to magnitude 4.8

Possible earthquake swarm: 114 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 12 minutes ago. Hypocenter depths ranged between 31.0 and 0.5 km.
Earthquake details: (only 5 largest)
4.8 quake 40 km east of Rotorua, Bay of Plenty, New Zealand, Mar 18, 2023 4:46 am (GMT +13) (18 km ENE)
4.7 quake 27 km southwest of Whakatane, Bay of Plenty, New Zealand, Mar 18, 2023 8:58 am (GMT +13) (19 km ENE)
4.6 quake 40 km east of Rotorua, Bay of Plenty, New Zealand, Mar 18, 2023 4:31 am (GMT +13) (18 km ENE)
4.3 quake 39 km east of Rotorua, Bay of Plenty, New Zealand, Mar 18, 2023 11:40 am (GMT +13) (17 km E)
4.2 quake 37 km east of Rotorua, Bay of Plenty, New Zealand, Mar 18, 2023 11:38 am (GMT +13) (15 km ENE)
All earthquakes at Okataina (Tarawera)

Oshima-Oshima volcano (Hokkaido): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 16.2 km depth at 18 km distance SSW from the volcano.
Earthquake details:
2.5 quake Japan Sea, 130 km northwest of Hirosaki, Aomori, Japan, Mar 18, 2023 1:16 am (GMT +9) (18 km SSW)
All earthquakes at Oshima-Oshima

San Salvador volcano (El Salvador): 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 10.0 km depth at 12 km distance WNW from the volcano.
Earthquake details:
2.1 quake 16 km northwest of Santa Tecla, Departamento de La Libertad, El Salvador, Mar 16, 2023 10:16 pm (GMT -6) (12 km WNW)
All earthquakes at San Salvador