Volcano earthquake report for Wednesday, 20 Jan 2021

Quakes detected near: Campi Flegrei (Phlegrean Fields) (6 quakes between mag 0.1-1.1), Clear Lake (15 quakes between mag 0.2-1.3), Coso (1 quake mag 1.2), Herdubreid (3 quakes between mag 0.2-1.1), Isla El Tigre (1 quake mag 2.5), Kilauea (1 quake mag 2.0)
Krísuvík (2 quakes between mag 0.1-1.1), Lassen (1 quake mag 1.1), Lipari (1 quake mag 2.3), Mauna Loa (1 quake mag 1.7), Norikura (1 quake mag 2.5), Reykjanes (19 quakes between mag 0.1-2.0), Ruapehu (2 quakes between mag 0.5-1.0), Salton Buttes (1 quake mag 1.3), Santa Ana (1 quake mag 2.3), Tjörnes Fracture Zone (3 quakes between mag 1.2-1.6), Turrialba (1 quake mag 2.3), Yellowstone (2 quakes between mag 0.2-1.1) (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): 15 earthquakes up to magnitude 1.3

Possible earthquake swarm: 15 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 3.3 and 0.5 km.
Earthquake details: (only 5 largest)
1.3 quake 8km W of Cobb, CA, USA, 20 Jan 2021 1:23 pm (GMT -8) (16 km SSW)
1.1 quake 6km NW of The Geysers, CA, USA, 20 Jan 2021 2:42 am (GMT -8) (17 km S)
0.9 quake 5km W of Cobb, CA, USA, 19 Jan 2021 9:41 pm (GMT -8) (16 km S)
0.6 quake 8km NW of The Geysers, CA, USA, 20 Jan 2021 7:17 am (GMT -8) (16 km SSW)
0.6 quake 8km NW of The Geysers, CA, USA, 20 Jan 2021 7:03 am (GMT -8) (16 km SSW)
All earthquakes at Clear Lake

Isla El Tigre volcano (Honduras): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 9 km distance S from the volcano.
Earthquake details:
2.5 quake North Pacific Ocean, 34 km southwest of San Lorenzo, Valle, Honduras, 20 Jan 2021 12:57 am (GMT -6) (9 km S)
All earthquakes at Isla El Tigre

Lipari volcano (Eolian Islands): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 13.2 km depth at 17 km distance W from the volcano.
Earthquake details:
2.3 quake Tyrrhenian Sea, 18 km west of Lipari, Province of Messina, Sicily, Italy, 20 Jan 2021 11:46 am (GMT +1) (17 km W)
All earthquakes at Lipari

Norikura 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 6.7 km depth at 9 km distance S from the volcano.
Earthquake details:
2.5 quake 30 km southeast of Takayama, Gifu, Japan, 20 Jan 2021 11:43 pm (GMT +9) (9 km S)
All earthquakes at Norikura

Reykjanes volcano (Iceland): 19 earthquakes up to magnitude 2.0

Possible earthquake swarm: 19 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 7.6 and 0.2 km.
Earthquake details: (only 5 largest)
2.0 quake 4.9 Km NE of Grindavík, Iceland, 20 January 2021 02:39 GMT (7 km ESE)
1.4 quake 4.8 Km NE of Grindavík, Iceland, 20 Jan 2021 9:26 am (GMT +0) (8 km ESE)
1.2 quake 3.9 Km ENE of Grindavík, Iceland, 20 Jan 2021 9:26 am (GMT +0) (8 km ESE)
1.2 quake 3.8 Km NE of Grindavík, Iceland, 20 Jan 2021 9:26 am (GMT +0) (8 km ESE)
1.0 quake 4.6 Km NNE of Grindavík, Iceland, 20 Jan 2021 2:39 am (GMT +0) (7 km ESE)
All earthquakes at Reykjanes

Santa Ana volcano (El Salvador): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 2 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.0 km depth at 6 km distance NW from the volcano.
Earthquake details:
2.3 quake Departamento de Sonsonate, 10.8 km south of Chalchuapa, El Salvador, 20 Jan 2021 3:37 pm (GMT -6) (6 km NW)
All earthquakes at Santa Ana

Turrialba volcano (Costa Rica): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 11 km distance E from the volcano.
Earthquake details:
2.3 quake Guacimo, Provincia de Limon, 15 km north of Turrialba, Costa Rica, 20 de enero del 2021 5:40 am (11 km E)
All earthquakes at Turrialba