Volcano earthquake report for Thursday, 7 Jan 2021

Quakes detected near: Clear Lake (14 quakes between mag 0.2-1.6), Cosigüina (1 quake mag 2.5), Coso (3 quakes between mag 0.4-1.6), Eldey (5 quakes between mag 0.1-1.8), Etna (1 quake mag 1.5), Eyafjallajökull (3 quakes between mag 1.1-1.5)
Furnas (2 quakes between mag 2.1-2.1), Herdubreid (4 quakes between mag 0.3-1.3), Katla (7 quakes between mag 0.1-1.3), Kilauea (2 quakes between mag 0.8-1.4), Krísuvík (72 quakes between mag 0.1-3.2), Langjökull (2 quakes between mag 1.1-1.6), Miravalles (1 quake mag 3.1), Miyake-shima (1 quake mag 2.5), Okataina (Tarawera) (2 quakes between mag 1.5-2.1), Reykjanes (9 quakes between mag 0.1-1.6), Snowy Mountain (1 quake mag 2.5), Taranaki (1 quake mag 1.9), Theistareykjarbunga (6 quakes between mag 0.3-1.0), Tjörnes Fracture Zone (1 quake mag 1.6), Ubehebe Craters (1 quake mag 1.4), Yellowstone (1 quake mag 1.1) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 20 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:

Clear Lake volcano (California): 14 earthquakes up to magnitude 1.6

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 2.7 and 0.1 km.
Earthquake details: (only 5 largest)
1.6 quake 4.8 mi west of Cobb, Lake County, California, USA, 6 Jan 7:28 pm (GMT -8) (16 km SSW)
0.9 quake 4.8 mi west of Cobb, Lake County, California, USA, 7 Jan 1:45 am (GMT -8) (16 km SSW)
0.8 quake Sonoma County, 5.2 mi west of Cobb, Lake County, California, USA, 7 Jan 5:16 am (GMT -8) (16 km SSW)
0.8 quake Sonoma County, 4 mi west of Cobb, Lake County, California, USA, 7 Jan 12:46 am (GMT -8) (16 km S)
0.8 quake Sonoma County, 4.3 mi west of Cobb, Lake County, California, USA, 6 Jan 8:19 pm (GMT -8) (16 km S)
All earthquakes at Clear Lake

Cosigüina volcano (Nicaragua): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.0 km depth at 9 km distance ESE from the volcano.
Earthquake details:
2.5 quake 16 km north of San Francisco, Departamento de Chinandega, Nicaragua, 6 Jan 11:53 pm (GMT -6) (9 km ESE)
All earthquakes at Cosigüina

Furnas volcano (Azores): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano during 3 minutes, the last being recorded quake 22 hours ago. Hypocenter depths ranged between 0 and 0.0 km.
Earthquake details:
2.1 quake 2 km northwest of Furnas, Povoação Municipality, Azores, Portugal, 7 Jan 1:03 am (GMT -1) (4 km NNE)
2.1 quake 3.5 km northwest of Furnas, Povoação Municipality, Azores, Portugal, 7 Jan 1:06 am (GMT -1) (4 km NNW)
All earthquakes at Furnas

Krísuvík volcano (Iceland): 72 earthquakes up to magnitude 3.2

Possible earthquake swarm: 72 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 11.1 and 0.1 km.
Earthquake details: (only 5 largest)
3.2 quake 3.5 Km NW of Krýsuvík, Iceland, 7 Jan 2:41 am (GMT +0) (4 km S)
3.1 quake 2.4 Km WNW of Krýsuvík, Iceland, 7 Jan 2:42 am (GMT +0) (4 km S)
1.4 quake 2.4 Km WNW of Krýsuvík, Iceland, 7 January 2021 05:34 UTC (4 km S)
1.2 quake 2.7 Km NW of Krýsuvík, Iceland, 7 January 2021 10:57 UTC (3 km S)
1.2 quake 2.3 Km WNW of Krýsuvík, Iceland, 7 January 2021 03:01 UTC (4 km S)
All earthquakes at Krísuvík

Miravalles volcano (Costa Rica): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 10 km distance SSW from the volcano.
Earthquake details:
3.1 quake 1.2 km east of Fortuna, Bagaces, Provincia de Guanacaste, Costa Rica, 7 Jan 8:19 am (GMT -6) (10 km SSW)
All earthquakes at Miravalles

Miyake-shima volcano (Izu Islands): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.4 km depth at 12 km distance W from the volcano.
Earthquake details:
2.5 quake Philippines Sea, 78 km southeast of Shimoda, Shizuoka, Japan, 7 Jan 9:15 pm (GMT +9) (12 km W)
All earthquakes at Miyake-shima

Okataina (Tarawera) volcano (New Zealand): 2 earthquakes up to magnitude 2.1

2 earthquakes occurred near (under) the volcano at nearly the same time (14:40 UTC). Hypocenter depths ranged between 11.6 and 5.3 km.
Earthquake details:
2.1 quake 5.6 km northwest of Kawerau, Kawerau District, Bay of Plenty, New Zealand, 8 Jan 3:40 am (GMT +13) (13 km ENE)
1.5 quake 5.8 km northwest of Kawerau, Kawerau District, Bay of Plenty, New Zealand, 8 Jan 3:40 am (GMT +13) (14 km ENE)
All earthquakes at Okataina (Tarawera)

Snowy Mountain volcano (Alaska Peninsula): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0 km depth at 12 km distance N from the volcano.
Earthquake details:
2.5 quake Lake and Peninsula County, 730 mi west of Juneau, Juneau County, Alaska, USA, 7 Jan 11:14 am (GMT -9) (12 km N)
All earthquakes at Snowy Mountain