Volcano earthquake report for Friday, 13 Sep 2024

Quakes detected near: Askja (4 quakes between mag 0.1-1.2), Besar (1 quake mag 2.4), Campi Flegrei (Phlegrean Fields) (1 quake mag 3.0), Cayambe (1 quake mag 1.9), Cerro Cinotepeque (1 quake mag 2.5), Cerro Singüil (1 quake mag 2.4)
Clear Lake (17 quakes between mag 0.3-1.5), Cleveland (1 quake mag 1.1), Coso (4 quakes between mag 0.6-1.7), El Hierro (1 quake mag 1.9), Fernandina (1 quake mag 2.7), Grímsvötn (3 quakes between mag 0.6-1.1), Herdubreid (11 quakes between mag 0.1-1.7), Kalatungan (1 quake mag 2.7), Katla (1 quake mag 1.0), Kilauea (56 quakes between mag 0.9-2.4), Krísuvík (13 quakes between mag 0.0-2.2), Ljósufjöll (1 quake mag 1.0), Lokbatan (1 quake mag 3.0), Maunaloa (1 quake mag 2.2), Poas (1 quake mag 3.1), Reporoa (1 quake mag 2.1), Semisopochnoi (1 quake mag 1.3), Svartsengi (2 quakes between mag 0.4-3.0), Terceira (5 quakes between mag 0.8-2.7), Ubehebe Craters (1 quake mag 1.6), Usulután (1 quake mag 3.0) (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:

Besar volcano (Sumatra): magnitude 2.4 earthquake

A magnitude 2.4 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 18 km distance W from the volcano.
Earthquake details:
2.4 quake Kabupaten Ogan Komering Ulu Selatan, 53 km southeast of Pagar Alam, Indonesia, Sep 13, 2024 06:30 pm (Jakarta time) (18 km W)
All earthquakes at Besar

Campi Flegrei (Phlegrean Fields) volcano (Italy): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 8 km distance ENE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 3.1 km west of Naples, Napoli, Campania, Italy, Sep 13, 2024 05:17 pm (GMT +2) (8 km ENE)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Cerro Cinotepeque volcano (El Salvador): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 2 hours ago. The quake, which might be volcanic in origin, was located at a depth of 5.0 km depth at 9 km distance NNW from the volcano.
Earthquake details:
2.5 quake Chalatenango, 46 km north of San Salvador, San Salvador, El Salvador, Sep 13, 2024 03:48 pm (El Salvador time) (9 km NNW)
All earthquakes at Cerro Cinotepeque

Cerro Singüil volcano (El Salvador): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 4.0 km depth at 10 km distance WNW from the volcano.
Earthquake details:
2.4 quake 21 km northwest of Santa Ana, Santa Ana, El Salvador, Sep 13, 2024 12:19 am (El Salvador time) (10 km WNW)
All earthquakes at Cerro Singüil

Clear Lake volcano (California): 17 earthquakes up to magnitude 1.5

Possible earthquake swarm: 17 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 5.8 and 0.0 km.
Earthquake details: (only 5 largest)
1.5 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Sep 12, 2024 08:30 pm (Los Angeles time) (18 km SSW)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 12, 2024 08:45 pm (Los Angeles time) (16 km S)
1.1 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Sep 13, 2024 01:36 pm (Los Angeles time) (16 km S)
1.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Sep 13, 2024 11:05 am (Los Angeles time) (18 km S)
1.0 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Sep 12, 2024 07:05 pm (Los Angeles time) (15 km S)
All earthquakes at Clear Lake

Fernandina volcano (Galapagos Islands): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 23 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 17 km distance SE from the volcano.
Earthquake details:
2.7 quake 75 km northwest of Puerto Villamil, Galapagos, Ecuador, Sep 12, 2024 07:13 pm (Galapagos time) (17 km SE)
All earthquakes at Fernandina

Herdubreid volcano (Iceland): 11 earthquakes up to magnitude 1.7

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 26 minutes ago. Hypocenter depths ranged between 9.6 and 4.1 km.
Earthquake details: (only 5 largest)
1.7 quake Iceland: 3.7 km SE of Herðubreið Sep 13, 2024 09:59 pm (Reykjavik time) (4 km SE)
0.9 quake 2.9 km WSW of Herðubreið Sep 13, 2024 07:58 pm (Reykjavik time) (3 km WSW)
0.8 quake Iceland: 3.3 km SE of Herðubreið Sep 13, 2024 10:19 pm (Reykjavik time) (4 km SE)
0.7 quake Iceland: 3.6 km SE of Herðubreið Sep 13, 2024 10:07 pm (Reykjavik time) (4 km SE)
0.5 quake 3.3 km SE of Herðubreið Sep 13, 2024 03:42 pm (Reykjavik time) (4 km SE)
All earthquakes at Herdubreid

Kalatungan volcano (Mindanao): magnitude 2.7 earthquake

A magnitude 2.7 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 1.0 km depth at 18 km distance SW from the volcano.
Earthquake details:
2.7 quake Bukidnon, Northern Mindanao, 16 km north of Wao, Philippines, Sep 14, 2024 02:25 am (Manila time) (18 km SW)
All earthquakes at Kalatungan

Kilauea volcano (Hawai'i (Big Island)): 56 earthquakes up to magnitude 2.4

Possible earthquake swarm: 56 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 25 minutes ago. Hypocenter depths ranged between 48.1 and 0.4 km.
Earthquake details: (only 5 largest)
2.4 quake 6 km SSW of Volcano, Hawaii, Sep 13, 2024 01:25 pm (Honolulu time) (5 km ESE)
2.4 quake 10 km SSE of Volcano, Hawaii, Sep 13, 2024 02:13 am (Honolulu time) (10 km SE)
2.3 quake 9 km SSW of Fern Forest, Hawaii, Sep 13, 2024 02:58 am (Honolulu time) (13 km E)
2.3 quake 6 km S of Volcano, Hawaii, Sep 12, 2024 04:40 pm (Honolulu time) (5 km ESE)
2.3 quake 6 km S of Volcano, Hawaii, Sep 12, 2024 04:40 pm (Honolulu time) (5 km ESE)
All earthquakes at Kilauea

Krísuvík volcano (Reykjanes Peninsula, Iceland): 13 earthquakes up to magnitude 2.2

Possible earthquake swarm: 13 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 16 hours ago. Hypocenter depths ranged between 5.2 and 2.9 km.
Earthquake details: (only 5 largest)
2.2 quake 5.6 km N of Krýsuvík Sep 13, 2024 02:04 am (Reykjavik time) (2 km ENE)
1.5 quake 5.5 km N of Krýsuvík Sep 13, 2024 02:24 am (Reykjavik time) (2 km ENE)
0.6 quake Iceland: 5.3 km N of Krýsuvík Sep 13, 2024 08:04 am (Reykjavik time) (3 km ENE)
0.5 quake Iceland: 2.4 km NNE of Krýsuvík Sep 13, 2024 12:58 am (Reykjavik time) (4 km SE)
0.5 quake 5.2 km N of Krýsuvík Sep 13, 2024 06:47 am (Reykjavik time) (2 km ENE)
All earthquakes at Krísuvík

Lokbatan volcano (Azerbaijan): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 10 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 7 km distance NE from the volcano.
Earthquake details:
Unconfirmed quake or seismic-like event reported: 4.8 km west of Baku, Baku, Azerbaijan, Sep 14, 2024 03:39 am (GMT +4) (7 km NE)
All earthquakes at Lokbatan

Maunaloa volcano (Hawai'i (Big Island)): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 17 hours ago. The quake, which might be volcanic in origin, was located at a depth of 2.5 km depth at 12 km distance E from the volcano.
Earthquake details:
2.2 quake 32 mi southwest of Hilo, Hawaii County, Hawaii, United States, Sep 12, 2024 09:16 pm (Honolulu time) (12 km E)
All earthquakes at Maunaloa

Poas volcano (Costa Rica): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 18 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0 km depth at 11 km distance SW from the volcano.
Earthquake details:
3.1 quake Alajuela, 31 km northwest of San Jose, San Jose, Costa Rica, Sep 12, 2024 11:28 pm (Costa Rica time) (11 km SW)
All earthquakes at Poas

Reporoa volcano (New Zealand): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 3.3 km depth at 19 km distance SW from the volcano.
Earthquake details:
2.1 quake 17 km northeast of Taupo, Waikato, New Zealand, Sep 13, 2024 08:35 pm (Auckland time) (19 km SW)
All earthquakes at Reporoa

Svartsengi volcano (Reykjanes Peninsula, Iceland): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 6 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 10.0 and 5.9 km.
Earthquake details:
Reported seismic-like event (likely no quake): 34 km southwest of Seltjarnarnes, Capital, Iceland, Sep 13, 2024 09:02 pm (Universal Time time) (16 km NNW)
0.4 quake Iceland: 0.9 km ESE of Sundhnúkur Sep 13, 2024 03:10 pm (Reykjavik time) (2 km E)
All earthquakes at Svartsengi

Terceira volcano (Azores): 5 earthquakes up to magnitude 2.7

5 earthquakes occurred near (under) the volcano during 10 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 11.9 and 0.0 km.
Earthquake details:
2.7 quake 14 km northwest of Angra do Heroismo, Azores, Portugal, Sep 13, 2024 02:15 am (Azores time) (1 km NNW)
2.4 quake North Atlantic Ocean, 18 km west of Terceira Island, Azores, Portugal, Sep 13, 2024 10:29 am (Azores time) (9 km WNW)
2.0 quake 14 km northwest of Angra do Heroismo, Azores, Portugal, Sep 13, 2024 12:08 pm (Azores time) (2 km W)
1.6 quake 16 km northwest of Angra do Heroismo, Azores, Portugal, Sep 13, 2024 02:31 am (Azores time) (3 km NNW)
0.8 quake 3.2 km north of Santa Barbara, Azores, Portugal, Sep 13, 2024 09:52 am (Azores time) (2 km SW)
All earthquakes at Terceira

Unnamed 24.00°N/121.83°E volcano (Taiwan): magnitude 4.6 earthquake

A magnitude 4.6 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 23.8 km depth at 14 km distance SW from the volcano.
Earthquake details:
4.6 quake Philippine Sea, 15 km southeast of Hualien City, Taiwan, Sep 13, 2024 12:59 pm (Taipei time) (14 km SW)
All earthquakes at Unnamed 24.00°N/121.83°E

Usulután volcano (El Salvador): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.0 km depth at 9 km distance SSE from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 31 km southwest of San Miguel, San Miguel, El Salvador, Sep 12, 2024 11:01 pm (GMT -6) (9 km SSE)
All earthquakes at Usulután
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