Volcano earthquake report for Monday, 19 Apr 2021

lun., 19 avril 2021, 23:50
23:50 PM | AUTEUR : EARTHQUAKEMONITOR
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 19 Apr 2021 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 19 Apr 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Akyarlar (1 quake mag 1.8), Bardarbunga (3 quakes between mag 0.2-2.0), Brennisteinsfjöll (7 quakes between mag 0.4-1.4), Clear Lake (43 quakes between mag 0.2-3.0), Coso (7 quakes between mag 0.4-1.3), Don Joao de Castro Bank (2 quakes between mag 2.5-2.9)
El Misti (1 quake mag 3.0), Eldey (1 quake mag 2.0), Fagradalsfjall (15 quakes between mag 0.1-1.0), Gunung Semuning (Ranau caldera) (1 quake mag 2.3), Hengill (12 quakes between mag 0.1-2.5), Herdubreid (6 quakes between mag 0.4-1.1), Iliamna (1 quake mag 1.1), Kilauea (5 quakes between mag 1.1-2.2), Krísuvík (25 quakes between mag 0.1-1.0), Maunaloa (3 quakes between mag 0.9-1.1), Monte Albano (1 quake mag 1.6), Nisyros (23 quakes between mag 1.4-3.7), Norikura (1 quake mag 3.1), Penguin Island (1 quake mag 3.1), Reykjanes (11 quakes between mag 0.2-1.1), San Pablo (2 quakes between mag 1.4-3.0), Sumaco (1 quake mag 4.0), Tjörnes Fracture Zone (2 quakes between mag 0.4-1.4) (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): 43 earthquakes up to magnitude 3.0

Possible earthquake swarm: 43 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 28 minutes ago. Hypocenter depths ranged between 10.0 and 0.1 km.
Earthquake details: (only 5 largest)
Unconfirmed quake reported: Near Clearlake, California, USA, 19 April 2021 07:25 GMT (18 km ENE)
2.7 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, USA, 19 April 2021 02:21 GMT (16 km S)
2.1 quake 4km WNW of Cobb, CA, USA, 19 April 2021 09:33 GMT (16 km S)
1.8 quake 9km WNW of Cobb, CA, USA, 19 April 2021 05:43 GMT (15 km SSW)
1.7 quake 7km W of Cobb, CA, USA, 19 April 2021 03:06 GMT (16 km S)
All earthquakes at Clear Lake

Don Joao de Castro Bank volcano (Azores): 2 earthquakes up to magnitude 2.9

2 earthquakes occurred near (under) the volcano during 5 minutes, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 0 and 0.0 km.
Earthquake details:
2.9 quake North Atlantic Ocean, 86 km northwest of Ponta Delgada, Azores, Portugal, 19 April 2021 16:08 GMT (15 km SE)
2.5 quake North Atlantic Ocean, 85 km northwest of Ponta Delgada, Azores, Portugal, 19 April 2021 16:13 GMT (15 km ESE)
All earthquakes at Don Joao de Castro Bank

El Misti volcano (Peru): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 17 km distance SW from the volcano.
Earthquake details:
Unconfirmed quake reported: Near Arequipa, Arequipa, Peru, 19 April 2021 00:32 GMT (17 km SW)
All earthquakes at El Misti

Fagradalsfjall volcano (Reykjanes Peninsula, Iceland): 15 earthquakes up to magnitude 1.0

Possible earthquake swarm: 15 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 10 hours ago. Hypocenter depths ranged between 11.8 and 1.4 km.
Earthquake details: (only 5 largest)
1.0 quake 4.9 Km SW of Fagradalsfjall, Iceland, 19 April 2021 13:29 GMT (4 km SW)
1.0 quake 5.4 Km NNE of Grindavík, Iceland, 19 April 2021 01:18 GMT (6 km WSW)
0.9 quake 4.8 Km SW of Fagradalsfjall, Iceland, 19 April 2021 13:34 GMT (4 km SW)
0.9 quake 2.2 Km SSE of Fagradalsfjall, Iceland, 19 April 2021 07:08 GMT (1 km SSE)
0.9 quake 5.3 Km NNE of Grindavík, Iceland, 19 April 2021 01:21 GMT (6 km WSW)
All earthquakes at Fagradalsfjall

Gunung Semuning (Ranau caldera) volcano (Sumatra): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 11 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:
2.3 quake 82 km south of Baturaja, South Sumatra, Indonesia, 19 April 2021 12:56 GMT (17 km NNE)
All earthquakes at Gunung Semuning (Ranau caldera)

Hengill volcano (Iceland): 12 earthquakes up to magnitude 2.5

Possible earthquake swarm: 12 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 6.2 and 4.4 km.
Earthquake details: (only 5 largest)
2.5 quake 1.4 Km E of Eiturhóll, Iceland, 19 April 2021 21:12 GMT (6 km SSW)
2.2 quake 1.3 Km ESE of Eiturhóll, Iceland, 19 April 2021 20:40 GMT (7 km SSW)
1.1 quake 1.4 Km ESE of Eiturhóll, Iceland, 19 April 2021 21:08 GMT (7 km SSW)
1.0 quake 1.6 Km E of Eiturhóll, Iceland, 19 April 2021 15:29 GMT (6 km SSW)
0.9 quake 1.6 Km E of Eiturhóll, Iceland, 19 April 2021 21:13 GMT (6 km SSW)
All earthquakes at Hengill

Kilauea volcano (Hawai'i (Big Island)): 5 earthquakes up to magnitude 2.2

5 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 5.2 and 0.4 km.
Earthquake details:
2.2 quake 14 Km S of Fern Forest, Hawaii, USA, 19 April 2021 19:57 GMT (18 km ESE)
1.8 quake Island of Hawaii, Hawaii, USA, 19 April 2021 16:07 GMT (3 km ENE)
1.8 quake 5 Km SSW of Volcano, Hawaii, USA, 19 April 2021 10:01 GMT (3 km ESE)
1.7 quake 4 Km SSW of Volcano, Hawaii, USA, 19 April 2021 15:20 GMT (4 km E)
1.1 quake 13 Km NNW of Volcano, Hawaii, USA, 19 April 2021 18:34 GMT (17 km N)
All earthquakes at Kilauea

Krísuvík volcano (Reykjanes Peninsula, Iceland): 25 earthquakes up to magnitude 1.0

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 14 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 5.7 and 0.3 km.
Earthquake details: (only 5 largest)
1.0 quake 6.3 Km N of Krýsuvík, Iceland, 19 April 2021 05:40 GMT (3 km ENE)
1.0 quake 2.0 Km SSW of Keilir, Iceland, 19 April 2021 01:57 GMT (4 km W)
1.0 quake 2.4 Km SSW of Keilir, Iceland, 19 April 2021 09:11 GMT (5 km W)
0.9 quake 2.2 Km SW of Keilir, Iceland, 19 April 2021 15:21 GMT (5 km W)
0.9 quake 2.1 Km SSW of Keilir, Iceland, 19 April 2021 13:49 GMT (4 km W)
All earthquakes at Krísuvík

Nisyros volcano (Greece): 23 earthquakes up to magnitude 3.7

Possible earthquake swarm: 23 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 28 minutes ago. Hypocenter depths ranged between 18.1 and 1.2 km.
Earthquake details: (only 5 largest)
3.7 quake Aegean Sea, 54 km south of Kos Town, Dodecanese, South Aegean, Greece, 19 April 2021 06:40 GMT (19 km S)
3.3 quake Aegean Sea, 53 km south of Kos Town, Dodecanese, South Aegean, Greece, 19 April 2021 06:05 GMT (18 km S)
3.1 quake Aegean Sea, 52 km south of Kos Town, Dodecanese, South Aegean, Greece, 19 April 2021 17:51 GMT (12 km S)
3.1 quake Aegean Sea, 51 km south of Kos Town, Dodecanese, South Aegean, Greece, 19 April 2021 07:53 GMT (16 km S)
2.8 quake Aegean Sea, 51 km south of Kos Town, Dodecanese, South Aegean, Greece, 19 April 2021 00:50 GMT (15 km S)
All earthquakes at Nisyros

Norikura volcano (Honshu): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 9.1 km depth at 10 km distance E from the volcano.
Earthquake details:
3.1 quake 31 km southwest of Matsumoto, Nagano, Japan, Apr 20, 2021 05:48:42.25 (10 km E)
All earthquakes at Norikura

Penguin Island volcano (Antarctica): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 6 hours ago. The quake, which might be volcanic in origin, was located at a depth of 8.4 km depth at 18 km distance SW from the volcano.
Earthquake details:
3.1 quake South Atlantic Ocean, Antarctica, 19 April 2021 17:49 GMT (18 km SW)
All earthquakes at Penguin Island

Reykjanes volcano (Reykjanes Peninsula, Iceland): 11 earthquakes up to magnitude 1.1

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 5.6 and 0.1 km.
Earthquake details: (only 5 largest)
1.1 quake 5.7 Km W of Grindavík, Iceland, 19 April 2021 10:58 GMT (5 km SSW)
0.9 quake 6.1 Km NNE of Reykjanestá, Iceland, 19 April 2021 06:12 GMT (8 km SW)
0.8 quake 6.2 Km NNE of Reykjanestá, Iceland, 19 April 2021 01:46 GMT (8 km SW)
0.6 quake 4.4 Km NNE of Grindavík, Iceland, 19 April 2021 04:54 GMT (7 km ESE)
0.6 quake 5.7 Km NNE of Reykjanestá, Iceland, 19 April 2021 04:11 GMT (8 km SW)
All earthquakes at Reykjanes

San Pablo volcano (Luzon Island): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 33 minutes, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 19.0 and 10.0 km.
Earthquake details:
Unconfirmed quake reported: Near Calamba, Calabarzon, Philippines, 19 April 2021 18:40 GMT (7 km SSE)
1.4 quake 003 Km S 30° E of Los Banos (Laguna), Philippines, 20 April 2021 - 03:13 AM (PST) (9 km WNW)
All earthquakes at San Pablo

Sumaco volcano (Ecuador): magnitude 4.0 earthquake

A magnitude 4.0 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 8 km distance ENE from the volcano.
Earthquake details:
4.0 quake Canton Quijos, Provincia de Napo, 62 km west of Puerto Francisco de Orellana, Ecuador, 19 Apr 2021 12:13 pm (GMT -5) (8 km ENE)
All earthquakes at Sumaco

Actualités précédentes

dim., 18 avril 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 18 Apr 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Bardarbunga (16 quakes between mag 0.2-1.1), Biliran (1 quake mag 2.5), Cayambe (1 quake mag 4.3), Clear Lake (24 quakes between mag 0.3-1.9), Coso (5 quakes between mag 0.8-1.0), Eldey (6 quakes between mag 0.9-2.1) ... Read all
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