Volcano earthquake report for Friday, 16 October 2026

Quakes detected near: Agua (5 quakes between mag 0.9-1.9), Balut (6 quakes between mag 1.4-2.8), Bardarbunga (10 quakes between mag 0.1-1.3), Cabalian (1 quake mag 2.2), Cagua (1 quake mag 3.8), Campi Flegrei (Phlegrean Fields) (6 quakes between mag 0.1-1.1)
Clear Lake (26 quakes between mag 0.2-3.1), Cleveland (1 quake mag 1.4), Cosigüina (1 quake mag 2.1), Eldey (1 quake mag 1.1), Etna (2 quakes between mag 0.5-1.2), Fani Maoré (1 quake mag 2.2), Fantale (1 quake mag 4.6), Flores (18 quakes between mag 0.0-2.3), Gagak (2 quakes between mag 3.5-4.1), Irazu (1 quake mag 1.1), Katmai (5 quakes between mag 0.0-1.8), Kilauea (3 quakes between mag 0.9-2.1), Ljósufjöll (18 quakes between mag 0.0-1.4), Loihi (1 quake mag 1.7), Mayotte Island (1 quake mag 1.1), Niua (1 quake mag 5.2), Papandayan (1 quake mag 2.6), Pelée (1 quake mag 1.3), Poco Leok (1 quake mag 2.5), Prestahnukur (2 quakes between mag 1.2-1.4), Puesto Cortaderas (1 quake mag 2.6), Salton Buttes (1 quake mag 1.3), Sandal (1 quake mag 1.1), Tana (3 quakes between mag 0.9-1.6), Tangkubanparahu (1 quake mag 3.0), Tongariro (1 quake mag 1.0), Torfajökull (2 quakes between mag 0.2-1.1), Wide Bay (2 quakes between mag 0.6-1.2), Yellowstone (1 quake mag 1.5) (updated 00h50)\n\nNote: 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.\n
Volcanoes with recent earthquakes above magnitude 2 or more than 10 quakes are listed below:

Balut volcano (Mindanao): 6 earthquakes up to magnitude 2.8

6 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 1 hour 11 minutes ago. Hypocenter depths ranged between 36.00 and 2.00 km.
Earthquake details: (only 5 largest)
2.8 quake Philippine Sea, 5.5 km southwest of Sarangani Island, Philippines, Oct 15, 2026 09:47 pm (GMT +8) (8 km E)
2.8 quake Province of Davao del Sur, Davao, 45 km south of Malapatan, Philippines, Oct 15, 2026 06:31 pm (GMT +8) (19 km N)
2.0 quake Philippine Sea, 4 km west of Sarangani Island, Philippines, Oct 16, 2026 07:39 am (GMT +8) (8 km ENE)
2.0 quake Celebes Sea, 29 km west of Sarangani Island, Philippines, Oct 15, 2026 11:13 pm (GMT +8) (17 km WSW)
1.7 quake Celebes Sea, 22 km northwest of Sarangani Island, Philippines, Oct 15, 2026 05:00 pm (GMT +8) (17 km NW)
All earthquakes at Balut
Balut is an 840 m island stratovolcano south of Mindanao whose last known eruption occurred between about 2 million and 11,700 years ago. Hot springs and thermally altered ground occur on its western and southwestern flanks.

Cabalian volcano (Central Philippines): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 24.00 km depth at 7 km distance NNW from the volcano.
Earthquake details:
2.2 quake 45 km northeast of Maasin, Philippines, Oct 16, 2026 02:01 am (GMT +8) (7 km NNW)
All earthquakes at Cabalian
Cabalían is a 912 m-high stratovolcano on southeastern Leyte, distinguished by its lake-filled summit crater. Radiocarbon evidence records an eruption around 1820, with an uncertainty of about 30 years.

Cagua volcano (Luzon Island): magnitude 3.8 earthquake

A magnitude 3.8 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 7 km distance NE from the volcano.
Earthquake details:
3.8 quake 57 km east of Aparri, Province of Cagayan, Cagayan Valley, Philippines, Oct 16, 2026 01:20 am (GMT +8) (7 km NE)
All earthquakes at Cagua
Cagua is a forested stratovolcano at the northeastern tip of Luzon, locally called the “Mountain of Fire.” Its last known eruption was a phreatic explosion in 1860 that produced ash and possibly a pyroclastic flow.

Clear Lake volcano (California): 26 earthquakes up to magnitude 3.1

Possible earthquake swarm: 26 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 31 minutes ago. Hypocenter depths ranged between 8.67 and 0.38 km.
Earthquake details: (only 5 largest)
3.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Oct 14, 2026 11:06 pm (GMT -7) (18 km SSW)
2.3 quake 29 mi north of Santa Rosa, Sonoma County, California, United States, Oct 15, 2026 02:14 am (GMT -7) (18 km SSW)
1.8 quake Sonoma County, 15 mi southwest of Clearlake, Lake County, California, United States, Oct 15, 2026 04:55 pm (GMT -7) (18 km SSW)
1.5 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Oct 15, 2026 04:54 pm (GMT -7) (18 km SSW)
1.5 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Oct 15, 2026 04:55 pm (GMT -7) (18 km SSW)
All earthquakes at Clear Lake

Cosigüina volcano (Nicaragua): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.00 km depth at 18 km distance W from the volcano.
Earthquake details:
2.1 quake North Pacific Ocean, Nicaragua, Oct 14, 2026 09:20 pm (GMT -6) (18 km W)
All earthquakes at Cosigüina
Cosigüina is a Nicaraguan stratovolcano overlooking the Gulf of Fonseca. Its VEI 5 eruption in 1835 was the largest recorded in Nicaragua’s history; the last known eruption occurred in 1859.

Fani Maoré volcano (Indian Ocean): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 36.76 km depth at 15 km distance NW from the volcano.
Earthquake details:
2.2 quake 42 km east of Mamoudzou, Mamoudzou, Mayotte, Oct 15, 2026 02:30 pm (GMT +3) (15 km NW)
All earthquakes at Fani Maoré
Fani Maoré is a submarine volcano about 50 km east of Mayotte. Seismic unrest began in May 2018, and surveys in 2019 discovered a new 800-m-high cone and extensive lava flows on the seafloor.

Fantale volcano (Ethiopia): magnitude 4.6 earthquake

A magnitude 4.6 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 15 km distance NNW from the volcano.
Earthquake details:
4.6 quake Harari Region, 24 km north of Metahara, Oromiya, Ethiopia, Oct 15, 2026 07:41 am (Addis Ababa time) (15 km NNW)
All earthquakes at Fantale
Fantale is an Ethiopian stratovolcano distinguished by a 2.5 x 4.5 km summit caldera and extensive obsidian lava flows. Its only confirmed historical eruptive period occurred around 1789; substantial unrest was also recorded in 2015 and 2024–25.

Flores volcano (Guatemala): 18 earthquakes up to magnitude 2.3

Possible earthquake swarm: 18 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 6.90 and 2.00 km.
Earthquake details: (only 5 largest)
2.3 quake 24 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 14, 2026 10:04 pm (GMT -6) (14 km WNW)
1.8 quake 20 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 15, 2026 10:38 am (GMT -6) (15 km WNW)
1.7 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 15, 2026 10:56 am (GMT -6) (14 km WNW)
1.7 quake 22 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 15, 2026 10:20 am (GMT -6) (14 km WNW)
1.6 quake 21 km northeast of Cuilapa, Departamento de Santa Rosa, Guatemala, Oct 15, 2026 10:14 am (GMT -6) (15 km WNW)
All earthquakes at Flores
Flores, also known as Volcán Amayo, is a volcanic field about 10 km west of Jutiapa in southeastern Guatemala. Its last eruption is undated, and none are known from approximately the past 11,700 years.

Gagak volcano (West Java): 2 earthquakes up to magnitude 4.1

2 earthquakes occurred near (under) the volcano during 9 minutes, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.
Earthquake details:
4.1 quake 20 km west of Cicurug, Kabupaten Sukabumi, Jawa Barat, Indonesia, Oct 15, 2026 05:58 pm (GMT +7) (7 km WSW)
3.5 quake 20 km west of Cicurug, Kabupaten Sukabumi, Jawa Barat, Indonesia, Oct 15, 2026 05:49 pm (GMT +7) (7 km SW)
All earthquakes at Gagak

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.1

3 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 11 hours ago. Hypocenter depths ranged between 29.29 and 1.84 km.
Earthquake details:
2.1 quake 26 mi southwest of Hilo, Hawaii County, Hawaii, United States, Oct 15, 2026 04:08 am (GMT -10) (3 km SSE)
1.7 quake 37 mi southwest of Hilo, Hawaii County, Hawaii, United States, Oct 14, 2026 04:11 pm (GMT -10) (19 km SSW)
0.9 quake 29 mi southwest of Hilo, Hawaii County, Hawaii, United States, Oct 14, 2026 04:09 pm (GMT -10) (8 km SSW)
All earthquakes at Kilauea

Ljósufjöll volcano (Iceland): 18 earthquakes up to magnitude 1.4

Possible earthquake swarm: 18 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 21.00 and 0.00 km.
Earthquake details: (only 5 largest)
1.4 quake 33.1 km N of Borgarnes Oct 15, 2026 05:43 pm (Universal Time) (14 km E)
1.2 quake Iceland: 32.6 km N of Borgarnes Oct 15, 2026 06:13 pm (Reykjavik time) (13 km ESE)
1.0 quake Iceland: 25.7 km N of Borgarnes Oct 15, 2026 06:17 pm (Reykjavik time) (16 km SE)
0.8 quake Iceland: 30.7 km N of Borgarnes Oct 15, 2026 06:17 pm (Reykjavik time) (14 km ESE)
0.5 quake Iceland: 25.5 km N of Borgarnes Oct 15, 2026 05:32 pm (Reykjavik time) (17 km SE)
All earthquakes at Ljósufjöll
Ljósufjöll is an Icelandic volcanic field with evidence of repeated activity during the past 10,000 years. Its last known eruption occurred around 960 CE and combined explosive activity with lava production.

Niua volcano (Tonga): magnitude 5.2 earthquake

A magnitude 5.2 earthquake occurred at the volcano 11 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 14 km distance NE from the volcano.
Earthquake details:
5.2 quake South Pacific Ocean, 225 km southwest of Apia, Tuamasaga, Samoa, Oct 16, 2026 02:29 am (GMT +13) (14 km NE)
All earthquakes at Niua
Niua is a large, irregular submarine volcanic complex in Tonga. Its last known eruption occurred more than approximately 11,700 years ago.

Papandayan volcano (West Java): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 9 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.00 km depth at 12 km distance NNW from the volcano.
Earthquake details:
2.6 quake 19 km southwest of Paseh, Kabupaten Bandung, Jawa Barat, Indonesia, Oct 15, 2026 10:32 pm (GMT +7) (12 km NNW)
All earthquakes at Papandayan
Papandayan is an active Indonesian stratovolcano whose 1772 eruption and flank collapse destroyed 40 villages and killed almost 3,000 people. Its crater complex remains marked by strong fumarolic activity.

Poco Leok volcano (Flores): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 11 km distance WNW from the volcano.
Earthquake details:
2.5 quake 8.4 km west of Ruteng, Kabupaten Manggarai, East Nusa Tenggara, Indonesia, Oct 16, 2026 03:41 am (GMT +8) (11 km WNW)
All earthquakes at Poco Leok
Poco Leok is a 1,675 m stratovolcano on western Flores Island with several fumarole fields and the Ulumbu geothermal area. No eruption is known from approximately the past 12,000 years.

Puesto Cortaderas volcano (Central Chile and Argentina): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 10 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 18 km distance E from the volcano.
Earthquake details:
2.6 quake Pehuenches, 77 km east of Chos Malal, Departamento de Chos-Malal, Neuquen Province, Argentina, Oct 15, 2026 11:27 am (GMT -3) (18 km E)
All earthquakes at Puesto Cortaderas

Tangkubanparahu volcano (West Java): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 1 hour 6 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 19 km distance S from the volcano.
Earthquake details:
Unconfirmed quake or seismic-like event reported: 2.2 km south of Bandung, Kota Bandung, Jawa Barat, Indonesia, Oct 16, 2026 06:44 am (GMT +7) (19 km S)
All earthquakes at Tangkubanparahu
Tangkubanparahu is a broad Indonesian stratovolcano about 30 km north of Bandung. Its historical activity is dominated by small, steam-driven explosions from summit craters, including eruptions in 2013 and 2019.
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