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Volcano earthquake report for Sunday, 28 Feb 2021

Sun, 28 Feb 2021, 23:50
23:50 PM | BY: EARTHQUAKEMONITOR
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 28 Feb 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 28 Feb 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Brennisteinsfjöll (11 quakes between mag 0.9-3.3), Cabalian (1 quake mag 2.3), Clear Lake (17 quakes between mag 0.4-1.6), Cosigüina (1 quake mag 2.2), Coso (1 quake mag 2.6), Eldey (2 quakes between mag 1.6-2.5)
Etna (3 quakes between mag 1.1-1.7), Grímsnes (1 quake mag 1.6), Hrómundartindur (1 quake mag 1.8), Kilauea (2 quakes between mag 1.7-2.8), Krísuvík (862 quakes between mag 0.1-4.7), Long Valley (3 quakes between mag 0.3-1.4), Mammoth Mountain (1 quake mag 1.1), Mauna Loa (8 quakes between mag 0.8-2.1), Mono Lake (1 quake mag 3.1), Prestahnukur (2 quakes between mag 2.0-3.0), Reykjanes (48 quakes between mag 0.1-3.6), San Cristobal (1 quake mag 1.8), Snaefellsjökull (1 quake mag 2.5), Taupo (5 quakes between mag 1.3-2.1), Thordarhyrna (1 quake mag 1.2) (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:




Brennisteinsfjöll volcano (Iceland): 11 earthquakes up to magnitude 3.3

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 56 minutes ago. Hypocenter depths ranged between 10.3 and 1.1 km.
Earthquake details: (only 5 largest)
3.3 quake 4.6 Km ESE of Keilir, Iceland, 28 Feb 2021 7:50 pm (GMT +0) (5 km W)
2.0 quake 5.1 Km W of Bláfjallaskáli, Iceland, 28 Feb 2021 12:03 pm (GMT +0) (9 km NNE)
1.6 quake 4.6 Km W of Helgafell, Iceland, 28 Feb 2021 8:58 pm (GMT +0) (11 km NNW)
1.6 quake 6.0 Km SW of Helgafell, Iceland, 28 Feb 2021 8:08 pm (GMT +0) (7 km NW)
1.5 quake 7.9 Km S of Helgafell, Iceland, 28 Feb 2021 10:53 pm (GMT +0) (3 km NW)
All earthquakes at Brennisteinsfjöll

Cabalian volcano (Central Philippines): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 3 hours ago. The quake, which might be volcanic in origin, was located at a depth of 8.0 km depth at 16 km distance NE from the volcano.
Earthquake details:
2.3 quake Philippines Sea, 9.2 km east of Hinundayan, Philippines, 1 Mar 2021 5:15 am (GMT +8) (16 km NE)
All earthquakes at Cabalian

Clear Lake volcano (California): 17 earthquakes up to magnitude 1.6

Possible earthquake swarm: 17 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 37 minutes ago. Hypocenter depths ranged between 2.6 and 0.3 km.
Earthquake details: (only 5 largest)
1.6 quake 2km NNW of Lower Lake, CA, USA, 28 Feb 2021 3:12 pm (GMT -8) (14 km ESE)
1.4 quake 7km NW of The Geysers, CA, USA, 28 Feb 2021 1:55 am (GMT -8) (18 km SSW)
1.2 quake 8km NW of The Geysers, CA, USA, 28 Feb 2021 6:34 am (GMT -8) (16 km SSW)
1.2 quake 6km W of Cobb, CA, USA, 28 Feb 2021 4:09 am (GMT -8) (15 km S)
1.2 quake 2km NNW of The Geysers, CA, USA, 27 Feb 2021 8:45 pm (GMT -8) (19 km S)
All earthquakes at Clear Lake

Cosigüina volcano (Nicaragua): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 11.0 km depth at 19 km distance ESE from the volcano.
Earthquake details:
2.2 quake 43 km northwest of Chinandega, Nicaragua, 27 Feb 2021 7:45 pm (GMT -6) (19 km ESE)
All earthquakes at Cosigüina

Coso volcano (California): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 2.4 km depth at 18 km distance SE from the volcano.
Earthquake details:
2.6 quake Inyo County, 20 mi north of Ridgecrest, Kern County, California, USA, 27 Feb 2021 6:56 pm (GMT -8) (18 km SE)
All earthquakes at Coso

Eldey volcano (Iceland): 2 earthquakes up to magnitude 2.5

2 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 5.1 and 1.1 km.
Earthquake details:
2.5 quake 6.4 Km S of Eldeyjardrangur, Iceland, 28 Feb 2021 9:06 pm (GMT +0) (7 km S)
1.6 quake 3.7 Km WNW of Reykjanestá, Iceland, 28 Feb 2021 12:02 pm (GMT +0) (14 km NE)
All earthquakes at Eldey
Eldey is located at the beginning of the Reykjanes Ridge off the SW tip of Iceland. Its highest elevation is the top of Eldey Island, but most of the volcanic edifice is submerged.
Several eruptions occurred in historic times, last in 1926.

Kilauea volcano (Hawai'i (Big Island)): 2 earthquakes up to magnitude 2.8

2 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 3.2 and 1.5 km.
Earthquake details:
2.8 quake 30 mi south of Hilo, Hawaii County, USA, 28 Feb 2021 10:53 am (GMT -10) (13 km SE)
1.7 quake 15 Km S of Volcano, Hawaii, USA, 27 Feb 2021 2:07 pm (GMT -10) (14 km SE)
All earthquakes at Kilauea

Krísuvík volcano (Iceland): 862 earthquakes up to magnitude 4.7

Possible earthquake swarm: 862 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 17 minutes ago. Hypocenter depths ranged between 16.6 and 0.0 km.
Earthquake details: (only 5 largest)
4.7 quake 2.8 Km NE of Fagradalsfjall, Iceland, 28 Feb 2021 12:19 am (GMT +0) (7 km W)
4.7 quake 1.6 Km W of Keilir, Iceland, 28 Feb 2021 7:01 pm (GMT +0) (5 km W)
4.3 quake 2.9 Km SW of Keilir, Iceland, 28 Feb 2021 11:32 am (GMT +0) (6 km W)
4.2 quake 0.7 Km W of Keilir, Iceland, 28 Feb 2021 4:29 pm (GMT +0) (4 km WNW)
4.1 quake 2.1 Km W of Keilir, Iceland, 28 Feb 2021 3:39 pm (GMT +0) (5 km W)
All earthquakes at Krísuvík

Mauna Loa volcano (Hawai'i (Big Island)): 8 earthquakes up to magnitude 2.1

8 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 23 minutes ago. Hypocenter depths ranged between 7.8 and 0.1 km.
Earthquake details: (only 5 largest)
2.1 quake 17 Km N of Pāhala, Hawaii, USA, 27 Feb 2021 7:40 pm (GMT -10) (18 km SE)
2.0 quake 26 Km E of Honaunau-Napoopoo, Hawaii, USA, 28 Feb 2021 1:27 pm (GMT -10) (5 km S)
1.7 quake 22 Km E of Honaunau-Napoopoo, Hawaii, USA, 28 Feb 2021 2:27 am (GMT -10) (5 km WNW)
1.4 quake 26 Km E of Honaunau-Napoopoo, Hawaii, USA, 28 Feb 2021 8:46 am (GMT -10) (5 km S)
1.1 quake 27 Km E of Honaunau-Napoopoo, Hawaii, USA, 28 Feb 2021 11:43 am (GMT -10) (2 km SSE)
All earthquakes at Mauna Loa

Mono Lake volcano (California): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 16 km distance NE from the volcano.
Earthquake details:
3.1 quake Mono County, California, 87 mi southeast of Carson City, Nevada, USA, 28 Feb 2021 12:24 am (GMT -8) (16 km NE)
All earthquakes at Mono Lake

Prestahnukur volcano (Iceland): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano at nearly the same time (21:47 UTC). Hypocenter depths ranged between 2.7 and 1.2 km.
Earthquake details:
3.0 quake 14.6 Km N of Skjaldbreið, Iceland, 28 Feb 2021 9:47 pm (GMT +0) (13 km SW)
2.0 quake 15.2 Km N of Skjaldbreið, Iceland, 28 Feb 2021 9:47 pm (GMT +0) (15 km SW)
All earthquakes at Prestahnukur

Reykjanes volcano (Iceland): 48 earthquakes up to magnitude 3.6

Possible earthquake swarm: 48 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 21 minutes ago. Hypocenter depths ranged between 9.4 and 0.9 km.
Earthquake details: (only 5 largest)
3.6 quake 1.7 Km NNW of Grindavík, Iceland, 28 Feb 2021 12:16 pm (GMT +0) (5 km SE)
3.1 quake 3.1 Km NW of Grindavík, Iceland, 28 Feb 2021 12:17 pm (GMT +0) (4 km SSE)
2.7 quake 2.4 Km W of Fagradalsfjall, Iceland, 28 Feb 2021 1:29 pm (GMT +0) (10 km E)
2.3 quake 2.4 Km NW of Grindavík, Iceland, 28 February 2021 12:18 GMT (5 km SSE)
2.3 quake 2.1 Km NNW of Grindavík, Iceland, 28 Feb 2021 12:14 pm (GMT +0) (5 km SE)
All earthquakes at Reykjanes

Snaefellsjökull volcano (Iceland): 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 3.9 km depth at 5 km distance ENE from the volcano.
Earthquake details:
2.5 quake 15.2 Km SE of Hellissandur, Iceland, 28 Feb 2021 3:59 pm (GMT +0) (5 km ENE)
All earthquakes at Snaefellsjökull

Taupo volcano (New Zealand): 5 earthquakes up to magnitude 2.1

5 earthquakes occurred near (under) the volcano during 1 hour 44 minutes, the last being recorded quake 40 minutes ago. Hypocenter depths ranged between 5.0 and 2.1 km.
Earthquake details:
2.1 quake 24 km southwest of Taupo, Waikato, New Zealand, 1 Mar 2021 11:43 am (GMT +13) (9 km WSW)
2.0 quake 24 km southwest of Taupo, Waikato, New Zealand, 1 Mar 2021 11:59 am (GMT +13) (8 km WSW)
1.8 quake New Zealand 1 Mar 2021 10:26 am (GMT +13) (9 km WSW)
1.4 quake New Zealand 1 Mar 2021 11:53 am (GMT +13) (10 km WSW)
1.3 quake New Zealand 1 Mar 2021 12:10 pm (GMT +13) (11 km WSW)
All earthquakes at Taupo

Previous news

Sat, 27 Feb 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 27 Feb 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Brennisteinsfjöll (14 quakes between mag 0.6-1.9), Buzzard Creek (1 quake mag 1.5), Clear Lake (18 quakes between mag 0.3-1.9), Cosigüina (1 quake mag 2.1), Coso (2 quakes between mag 0.9-1.3), Etna (2 quakes between mag 1.2-1.3) ... read all
Fri, 26 Feb 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 26 Feb 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Baru (1 quake mag 2.8), Brennisteinsfjöll (14 quakes between mag 0.5-3.1), Buzzard Creek (1 quake mag 1.7), Clear Lake (27 quakes between mag 0.4-1.7), Cuernos de Negros (2 quakes between mag 2.5-3.6), Eldey (1 quake mag 2.0) ... read all
Thu, 25 Feb 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 25 Feb 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Akutan (4 quakes between mag 0.4-1.0), Brennisteinsfjöll (22 quakes between mag 0.1-2.5), Campi Flegrei (Phlegrean Fields) (1 quake mag 1.1), Clear Lake (54 quakes between mag 0.1-3.3), Coso (2 quakes between mag 1.0-1.1), Cuernos de Negros (1 quake mag 3.1) ... read all
Wed, 24 Feb 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 24 Feb 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Brennisteinsfjöll (68 quakes between mag 0.1-3.2), Clear Lake (28 quakes between mag 0.1-2.1), Coso (6 quakes between mag 0.4-1.2), Eldey (20 quakes between mag 0.2-3.3), Etna (2 quakes between mag 1.2-1.3), Eyafjallajökull (1 quake mag 1.6) ... read all
Tue, 23 Feb 2021, 23:50
World map showing volcanoes with shallow (less than 20 km) earthquakes within 20 km radius  during the past 24 hours on 23 Feb 2021 Number in brackets indicate nr of quakes.
Quakes detected near: Bardarbunga (2 quakes between mag 1.0-1.4), Clear Lake (29 quakes between mag 0.1-1.7), Coso (3 quakes between mag 0.5-1.5), Girekol (1 quake mag 2.6), Gran Canaria (1 quake mag 1.6), Grímsnes (1 quake mag 1.1) ... read all
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