Volcano earthquake report for Saturday, 21 Nov 2020

Sat, 21 Nov 2020, 17:50

17:50 PM | BY: EARTHQUAKEMONITOR

World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 21 Nov 2020 Number in brackets indicate nr of quakes.

World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius during the past 24 hours on 21 Nov 2020 Number in brackets indicate nr of quakes.

Quakes detected near: Bibinoi (3 quakes between mag 3.9-4.8), Clear Lake (17 quakes between mag 0.4-1.3), Coso (2 quakes between mag 1.0-1.1), Edgecumbe (1 quake mag 2.0), Etna (4 quakes between mag 1.5-2.5), Grímsnes (3 quakes between mag 0.5-1.9)
Herdubreid (13 quakes between mag 0.4-1.7), Katla (1 quake mag 1.7), Kilauea (6 quakes between mag 1.7-2.6), Long Valley (8 quakes between mag 0.3-2.1), Mahagnao (1 quake mag 3.3), Mauna Loa (1 quake mag 1.7), Mount St. Helens (1 quake mag 1.0), Sabancaya (1 quake mag 3.4), Salton Buttes (1 quake mag 1.2) (updated 17h50)

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:

Bibinoi volcano (Halmahera): 3 earthquakes up to magnitude 4.8

3 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 10.0 and 10.0 km.
Earthquake details:
4.8 quake 175 km south of Ternate, Maluku Utara, Indonesia, 21 Nov 11.25 am (GMT +9) (6 km W)
3.9 quake 187 km south of Ternate, Maluku Utara, Indonesia, 21 Nov 7.38 pm (GMT +9) (11 km SSW)
3.9 quake 177 km south of Ternate, Maluku Utara, Indonesia, 21 Nov 6.03 pm (GMT +9) (8 km W)
All earthquakes at Bibinoi

Clear Lake volcano (California): 17 earthquakes up to magnitude 1.3

Possible earthquake swarm: 17 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 17 minutes ago. Hypocenter depths ranged between 3.1 and 0.3 km.
Earthquake details: (only 5 largest)
1.3 quake 3.8 mi west of Cobb, Lake County, California, 21 Nov 12.14 am (GMT -8) (15 km S)
1.2 quake 7.8 mi east of Cloverdale, Sonoma County, California, 20 Nov 7.43 pm (GMT -8) (17 km SSW)
1.1 quake 4.5 mi west of Cobb, Lake County, California, 21 Nov 9.32 am (GMT -8) (15 km S)
0.9 quake 73 mi west of Sacramento, California, 20 Nov 10.52 am (GMT -8) (18 km SSW)
0.8 quake 3.8 mi southwest of Cobb, Lake County, California, 20 Nov 10.16 pm (GMT -8) (19 km S)
All earthquakes at Clear Lake

Etna volcano (Italy): 4 earthquakes up to magnitude 2.5

4 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 5.8 and 4.5 km.
Earthquake details:
2.5 quake 2.9 km north of Zafferana Etnea, Provincia di Catania, Sicilia, Italy, 21 Nov 2.55 pm (GMT +1) (11 km ESE)
1.8 quake 13 km west of Giarre, Provincia di Catania, Sicilia, Italy, 20 Nov 11.02 pm (GMT +1) (3 km E)
1.7 quake 2.7 km north of Zafferana Etnea, Provincia di Catania, Sicilia, Italy, 21 Nov 9.38 am (GMT +1) (11 km ESE)
1.5 quake 3.2 km north of Zafferana Etnea, Provincia di Catania, Sicilia, Italy, 21 Nov 9.40 am (GMT +1) (12 km ESE)
All earthquakes at Etna

Herdubreid volcano (Iceland): 13 earthquakes up to magnitude 1.7

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 20 hours ago. Hypocenter depths ranged between 8.3 and 2.6 km.
Earthquake details: (only 5 largest)
1.7 quake 1.3 Km S of Herðubreið, Iceland, 20 Nov 9.51 pm (GMT +0) (2 km S)
1.1 quake 1.8 Km S of Herðubreið, Iceland, 20 November 19:41 UTC (2 km S)
1.1 quake 0.9 Km S of Herðubreið, Iceland, 20 Nov 6.24 pm (GMT +0) (2 km S)
0.8 quake 1.4 Km S of Herðubreið, Iceland, 20 Nov 8.15 pm (GMT +0) (2 km S)
0.8 quake 2.0 Km SSE of Herðubreið, Iceland, 20 Nov 7.41 pm (GMT +0) (3 km SSE)
All earthquakes at Herdubreid

Kilauea volcano (Hawai’i (Big Island)): 6 earthquakes up to magnitude 2.6

6 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 4.2 and 0.2 km.
Earthquake details: (only 5 largest)
2.6 quake 3.5 mi southwest of Volcano, Hawaii County, 21 Nov 1.07 am (GMT -10) (3 km ESE)
2.5 quake 3.6 mi southwest of Volcano, Hawaii County, 21 Nov 1.07 am (GMT -10) (3 km ESE)
2.3 quake 6.8 mi southeast of Volcano, Hawaii County, 20 Nov 11.39 am (GMT -10) (14 km E)
2.0 quake 3.5 mi southwest of Volcano, Hawaii County, 21 Nov 2.12 am (GMT -10) (3 km ESE)
1.7 quake 3.1 mi southwest of Volcano, Hawaii County, 20 Nov 11.16 pm (GMT -10) (2 km NNE)
All earthquakes at Kilauea

Long Valley volcano (California): 8 earthquakes up to magnitude 2.1

8 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 5.7 and 5.0 km.
Earthquake details: (only 5 largest)
2.1 quake 2.5 mi east of Mammoth Lakes, Mono County, California, 20 Nov 10.06 am (GMT -8) (9 km SW)
1.6 quake 2.4 mi east of Mammoth Lakes, Mono County, California, 20 Nov 10.12 am (GMT -8) (9 km SW)
1.0 quake 2.4 mi east of Mammoth Lakes, Mono County, California, 21 Nov 1.47 am (GMT -8) (9 km SW)
0.8 quake 2.4 mi east of Mammoth Lakes, Mono County, California, 21 Nov 1.38 am (GMT -8) (9 km SW)
0.7 quake 2.4 mi southeast of Mammoth Lakes, Mono County, California, 20 Nov 10.11 am (GMT -8) (9 km SW)
All earthquakes at Long Valley

Mahagnao volcano (Central Philippines): magnitude 3.3 earthquake

A magnitude 3.3 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 13 km distance N from the volcano.
Earthquake details:
3.3 quake 6 km northwest of Burauen, Leyte, Eastern Visayas, Philippines, 21 Nov 7.50 am (GMT +8) (13 km N)
All earthquakes at Mahagnao

Sabancaya volcano (Peru): magnitude 3.4 earthquake

A magnitude 3.4 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 18 km distance NNE from the volcano.
Earthquake details:
3.4 quake 2.2 km northwest of Maca, Provincia de Caylloma, Arequipa, Peru, 20/11/2020 20:35:50 (18 km NNE)
All earthquakes at Sabancaya

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