Volcano earthquake report for Sunday, 9 Jul 2023
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 9 Jul 2023 Number in brackets indicate nr of quakes.

Quakes detected near: Brennisteinsfjöll (25 quakes between mag 0.1-1.4), Camiguin de Babuyanes (1 quake mag 1.7), Campi Flegrei (Phlegrean Fields) (2 quakes between mag 0.8-3.0), Clear Lake (30 quakes between mag 0.2-3.0), Eldey (8 quakes between mag 0.1-2.2), Etna (2 quakes between mag 1.3-3.0)
Eyafjallajökull (1 quake mag 1.4), Fagradalsfjall (16 quakes between mag 0.1-1.3), Fayal (1 quake mag 2.0), Gareloi (1 quake mag 1.5), Hrómundartindur (9 quakes between mag 0.1-2.1), Hualalai (1 quake mag 3.0), Ilopango (1 quake mag 3.0), Katmai (4 quakes between mag 0.3-1.6), Kilauea (2 quakes between mag 1.7-2.2), Koruhüyüğü (1 quake mag 2.6), Krísuvík (788 quakes between mag 0.1-5.4), La Palma (1 quake mag 1.2), Leonard Range (1 quake mag 2.9), Ljósufjöll (1 quake mag 1.7), Lysuhóll (2 quakes between mag 1.5-1.5), Mageik (10 quakes between mag 0.2-1.7), Martin (26 quakes between mag 0.1-2.4), Mayotte Island (1 quake mag 1.7), Michoacán-Guanajuato (1 quake mag 3.2), Nejapa-Miraflores (1 quake mag 3.0), Ngauruhoe (1 quake mag 1.3), Okataina (Tarawera) (1 quake mag 1.5), Paco (1 quake mag 1.5), Pico (1 quake mag 3.0), Prestahnukur (2 quakes between mag 1.0-1.4), Reykjanes (8 quakes between mag 0.1-2.4), Salton Buttes (1 quake mag 1.1), Spurr (1 quake mag 1.2), São Jorge (2 quakes between mag 1.6-2.6), Tenerife (1 quake mag 1.1), Tjörnes Fracture Zone (2 quakes between mag 1.1-1.2), Trident (5 quakes between mag 0.1-1.0), Vesuvius (1 quake mag 1.8) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 50 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 (Reykjanes Peninsula, Iceland): 25 earthquakes up to magnitude 1.4

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 16 minutes ago. Hypocenter depths ranged between 24.5 and 0.3 km.
Earthquake details: (only 5 largest)
1.4 quake Iceland: 7.8 Km SW of Helgafell Jul 9, 2023 4:45 pm (GMT +0) (7 km WNW)
1.2 quake Iceland: 7.9 Km NE of Krýsuvík Jul 9, 2023 12:59 am (GMT +0) (6 km WNW)
0.8 quake Iceland: 5.1 Km E of Krýsuvík Jul 9, 2023 1:16 pm (GMT +0) (7 km WSW)
0.7 quake Iceland: 9.1 Km S of Helgafell Jul 9, 2023 1:41 am (GMT +0) (2 km WNW)
0.7 quake Iceland: 8.1 Km NE of Krýsuvík Jul 9, 2023 3:02 am (GMT +0) (5 km W)
All earthquakes at Brennisteinsfjöll

Campi Flegrei (Phlegrean Fields) volcano (Italy): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 10.0 and 1.7 km.
Earthquake details:
Reported seismic-like event (likely no quake): 7.1 km northeast of Fuorigrotta, Neapel, Campania, Italy, Jul 9, 2023 11:14 am (GMT +2) (11 km NE)
0.8 quake Italy: Campi Flegrei Area Jul 9, 2023 2:39 am (GMT +2) (1 km ENE)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 30 earthquakes up to magnitude 3.0

Possible earthquake swarm: 30 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 2 hours ago. Hypocenter depths ranged between 6.8 and 0.1 km.
Earthquake details: (only 5 largest)
3.0 quake 14 mi southwest of Clearlake, Lake County, California, USA, Jul 9, 2023 8:25 am (GMT -7) (17 km S)
2.5 quake 13 mi southwest of Clearlake, Lake County, California, USA, Jul 9, 2023 8:11 am (GMT -7) (17 km S)
2.3 quake 15 mi southwest of Clearlake, Lake County, California, USA, Jul 9, 2023 8:59 am (GMT -7) (19 km SSW)
1.1 quake 7km W of Cobb, CA, Jul 8, 2023 5:34 pm (GMT -7) (16 km S)
1.1 quake 4km W of Cobb, CA, Jul 9, 2023 12:34 am (GMT -7) (17 km S)
All earthquakes at Clear Lake

Eldey volcano (Iceland): 8 earthquakes up to magnitude 2.2

8 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 9.4 and 1.1 km.
Earthquake details: (only 5 largest)
2.2 quake Iceland: 5.5 Km N of Eldey Jul 9, 2023 12:40 am (GMT +0) (2 km NNE)
1.9 quake Iceland: 5.4 Km S of Geirfugladrangur Jul 9, 2023 11:16 am (GMT +0) (18 km SW)
1.7 quake Iceland: 0.8 Km W of Eldey Jul 9, 2023 7:58 pm (GMT +0) (2 km NE)
1.5 quake Iceland: 6.4 Km NNE of Eldey Jul 9, 2023 4:55 am (GMT +0) (8 km NE)
1.4 quake Iceland: 2.2 Km WSW of Eldeyjardrangur Jul 9, 2023 3:13 pm (GMT +0) (2 km SW)
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.

Etna volcano (Italy): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 3 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 33.2 and 10.0 km.
Earthquake details:
Reported seismic-like event (likely no quake): 22 km north of Paternò, Catania, Sicily, Italy, Jul 9, 2023 7:11 pm (GMT +2) (0 km SW)
1.3 quake Italy: 2 Km SW Roccella Valdemone (ME) Jul 9, 2023 9:55 pm (GMT +2) (18 km N)
All earthquakes at Etna

Fagradalsfjall volcano (Reykjanes Peninsula, Iceland): 16 earthquakes up to magnitude 1.3

Possible earthquake swarm: 16 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 53 minutes ago. Hypocenter depths ranged between 7.5 and 0.2 km.
Earthquake details: (only 5 largest)
1.3 quake Iceland: 5.1 Km NNW of Fagradalsfjall Jul 9, 2023 9:51 am (GMT +0) (6 km NNW)
1.0 quake Iceland: 3.3 Km WNW of Fagradalsfjall Jul 9, 2023 12:33 pm (GMT +0) (4 km NW)
0.9 quake Iceland: 3.4 Km ENE of Fagradalsfjall Jul 9, 2023 6:39 am (GMT +0) (4 km NE)
0.8 quake Iceland: 2.9 Km ENE of Keilir Jul 9, 2023 10:56 pm (GMT +0) (3 km NW)
0.8 quake Iceland: 2.9 Km WSW of Keilir Jul 9, 2023 10:14 am (GMT +0) (5 km NNE)
All earthquakes at Fagradalsfjall

Hrómundartindur volcano (Iceland): 9 earthquakes up to magnitude 2.1

9 earthquakes occurred near (under) the volcano during 19 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 12.0 and 1.1 km.
Earthquake details: (only 5 largest)
2.1 quake Iceland: 2.5 Km WSW of Litla_Kaffistofan Jul 9, 2023 2:28 am (GMT +0) (17 km W)
1.4 quake Iceland: 2.4 Km SW of Litla_Kaffistofan Jul 9, 2023 10:14 am (GMT +0) (17 km WSW)
1.2 quake Iceland: 2.4 Km SW of Litla_Kaffistofan Jul 9, 2023 3:09 am (GMT +0) (17 km WSW)
1.1 quake Iceland: 2.5 Km SW of Litla_Kaffistofan Jul 9, 2023 1:55 am (GMT +0) (17 km W)
1.0 quake Iceland: 9.6 Km WSW of Selfoss Jul 9, 2023 6:43 am (GMT +0) (19 km S)
All earthquakes at Hrómundartindur

Hualalai volcano (Hawai'i (Big Island)): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 12 km distance W from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 6.7 km north of Kailua-Kona, Hawaii County, USA, Jul 9, 2023 5:53 am (GMT -10) (12 km W)
All earthquakes at Hualalai

Ilopango volcano (El Salvador): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 11 km distance WNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 55 km southeast of Santa Ana, El Salvador, Jul 9, 2023 1:42 pm (GMT -6) (11 km WNW)
All earthquakes at Ilopango

Kilauea volcano (Hawai'i (Big Island)): 2 earthquakes up to magnitude 2.2

2 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 18 minutes ago. Hypocenter depths ranged between 6.0 and 1.3 km.
Earthquake details:
2.2 quake 19 mi southeast of Hawaii Island, Hawaii County, USA, Jul 8, 2023 4:18 pm (GMT -10) (13 km WNW)
1.7 quake 5.3 mi southwest of Volcano Village, Hawaii County, USA, Jul 9, 2023 1:32 pm (GMT -10) (2 km S)
All earthquakes at Kilauea

Koruhüyüğü volcano (Turkey): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 4 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 14 km distance SW from the volcano.
Earthquake details:
2.6 quake 33 km northeast of Iskenderun, Hatay, Turkey, Jul 9, 2023 10:47 pm (GMT +3) (14 km SW)
All earthquakes at Koruhüyüğü

Krísuvík volcano (Reykjanes Peninsula, Iceland): 788 earthquakes up to magnitude 5.4

Possible earthquake swarm: 788 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 20 minutes ago. Hypocenter depths ranged between 17.7 and 0.1 km.
Earthquake details: (only 5 largest)
5.4 quake Iceland: 1.6 Km E of Keilir Jul 9, 2023 10:22 pm (GMT +0) (2 km W)
5.1 quake Iceland: 1.3 Km SSW of Keilir Jul 9, 2023 10:22 pm (GMT +0) (4 km W)
4.3 quake Iceland: 0.5 Km WSW of Keilir Jul 9, 2023 8:28 am (GMT +0) (4 km WNW)
4.2 quake Iceland: 0.9 Km SE of Keilir Jul 9, 2023 7:26 am (GMT +0) (3 km WNW)
4.1 quake Iceland: 3.9 Km E of Keilir Jul 9, 2023 12:15 am (GMT +0) (1 km E)
All earthquakes at Krísuvík

Leonard Range volcano (Mindanao): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.0 km depth at 15 km distance NNE from the volcano.
Earthquake details:
2.9 quake 20 km south of Compostela, Davao de Oro, Philippines, Jul 10, 2023 12:16 am (GMT +8) (15 km NNE)
All earthquakes at Leonard Range

Martin volcano (Alaska Peninsula): 26 earthquakes up to magnitude 2.4

Possible earthquake swarm: 26 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 24.4 and 0.1 km.
Earthquake details: (only 5 largest)
2.4 quake 60 mi southeast of King Salmon, Bristol Bay, Alaska, USA, Jul 8, 2023 5:57 pm (GMT -8) (3 km NE)
1.8 quake 59 mi southeast of King Salmon, Bristol Bay, Alaska, USA, Jul 8, 2023 6:11 pm (GMT -8) (4 km NE)
1.5 quake Alaska Peninsula Jul 9, 2023 2:12 am (GMT -8) (15 km SW)
1.2 quake 86 Km NW of Karluk, Alaska, Jul 9, 2023 10:44 am (GMT -8) (1 km WNW)
1.2 quake 85 Km NW of Karluk, Alaska, Jul 9, 2023 3:17 am (GMT -8) (0 km SSW)
All earthquakes at Martin

Michoacán-Guanajuato volcano (Western & Central Mexico): magnitude 3.2 earthquake

A magnitude 3.2 earthquake occurred at the volcano 16 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.0 km depth at 18 km distance NNW from the volcano.
Earthquake details:
3.2 quake 15 km east of Los Reyes de Salgado, Michoacan, Mexico, Jul 9, 2023 1:47 am (GMT -6) (18 km NNW)
All earthquakes at Michoacán-Guanajuato

Nejapa-Miraflores volcano (Nicaragua): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 54 minutes 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:
Unconfirmed quake or seismic-like event reported: 31 km north of Diriamba, Carazo, Nicaragua, Jul 9, 2023 4:55 pm (GMT -6) (11 km E)
All earthquakes at Nejapa-Miraflores

Pico volcano (Azores): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 13 km distance WNW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 37 km southwest of Toledo, Velas Municipality, Azores, Portugal, Jul 9, 2023 2:57 am (GMT +0) (13 km WNW)
All earthquakes at Pico

Reykjanes volcano (Reykjanes Peninsula, Iceland): 8 earthquakes up to magnitude 2.4

8 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 10.8 and 0.5 km.
Earthquake details: (only 5 largest)
2.4 quake Iceland: 5.3 Km NE of Reykjanestá Jul 9, 2023 6:20 am (GMT +0) (8 km SW)
2.3 quake Iceland: 10.9 Km SSW of Grindavík Jul 9, 2023 12:34 pm (GMT +0) (16 km S)
1.1 quake Iceland: 8.9 Km NW of Reykjanestá Jul 9, 2023 9:58 am (GMT +0) (16 km WSW)
0.8 quake Iceland: 5.3 Km NE of Reykjanestá Jul 9, 2023 11:32 am (GMT +0) (8 km SW)
0.4 quake Iceland: 3.8 Km NE of Reykjanestá Jul 9, 2023 11:18 am (GMT +0) (10 km SW)
All earthquakes at Reykjanes

São Jorge volcano (Azores): 2 earthquakes up to magnitude 2.6

2 earthquakes occurred near (under) the volcano during 1 hour 29 minutes, the last being recorded quake 19 hours ago. Hypocenter depths ranged between 9.6 and 0.0 km.
Earthquake details:
2.6 quake North Atlantic Ocean, 5.2 km north of Velas, Azores, Portugal, Jul 9, 2023 4:48 am (GMT +0) (11 km NW)
1.6 quake Portugal: S. Jorge Jul 9, 2023 3:19 am (GMT +0) (9 km WNW)
All earthquakes at São Jorge
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/215517/Volcano-earthquake-report-for-Sunday-9-Jul-2023.html