Volcano earthquake report for Thursday, 18 Jun 2026

Quakes detected near: Balut (71 quakes between mag 1.3-4.0), Buzzard Creek (1 quake mag 2.0), Clear Lake (18 quakes between mag 0.3-1.9), Cleveland (3 quakes between mag 0.4-1.0), Conchagüita (1 quake mag 2.4), Douglas (1 quake mag 1.9)
Eldey (3 quakes between mag 0.4-1.1), Esjufjöll (2 quakes between mag 2.2-2.7), Etna (1 quake mag 3.0), Hekla (5 quakes between mag 0.0-1.5), Hualalai (1 quake mag 2.2), Jan Mayen (2 quakes between mag 0.8-1.3), Katla (2 quakes between mag 0.8-1.2), Katmai (6 quakes between mag 0.2-1.3), Kilauea (3 quakes between mag 1.8-2.7), Kupreanof (4 quakes between mag 0.8-1.5), Leonard Range (1 quake mag 1.8), Lipari (1 quake mag 1.2), Ljósufjöll (2 quakes between mag 0.4-1.4), Loki-Fögrufjöll volcano (2 quakes between mag 1.7-2.0), Mauna Kea (1 quake mag 2.5), Maunaloa (1 quake mag 1.8), Mono-Inyo Craters (1 quake mag 2.3), Paluweh (1 quake mag 2.5), Prestahnukur (21 quakes between mag 0.9-1.8), Rincón de la Vieja (1 quake mag 2.2), Tambora (1 quake mag 2.7), Tana (1 quake mag 2.1), Tandikat (1 quake mag 2.2), Tecapa (1 quake mag 1.9), Tenerife (20 quakes between mag 0.6-1.8) (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:

Balut volcano (Mindanao): 71 earthquakes up to magnitude 4.0

Possible earthquake swarm: 71 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 33 minutes ago. Hypocenter depths ranged between 48.00 and 5.00 km.
Earthquake details: (only 5 largest)
4.0 quake Davao, 57 km southeast of Malapatan, Philippines, Jun 18, 2026 10:49 am (Manila time) (18 km NE)
3.8 quake Philippine Sea, 12 km southeast of Sarangani Island, Philippines, Jun 18, 2026 08:49 pm (Manila time) (17 km ESE)
3.4 quake Celebes Sea, 23 km west of Sarangani Island, Philippines, Jun 18, 2026 09:47 pm (GMT +8) (13 km WNW)
2.9 quake Celebes Sea, 21 km southwest of Sarangani Island, Philippines, Jun 18, 2026 08:52 am (GMT +8) (9 km SW)
2.8 quake Celebes Sea, 21 km northwest of Sarangani Island, Philippines, Jun 19, 2026 02:48 am (GMT +8) (16 km NNW)
All earthquakes at Balut

Clear Lake volcano (California): 18 earthquakes up to magnitude 1.9

Possible earthquake swarm: 18 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 12 minutes ago. Hypocenter depths ranged between 3.31 and 1.01 km.
Earthquake details: (only 5 largest)
1.9 quake Sonoma County, 13 mi southwest of Clearlake, Lake County, California, United States, Jun 18, 2026 09:07 am (GMT -7) (15 km SSW)
1.4 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Jun 18, 2026 04:38 pm (GMT -7) (17 km S)
1.2 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Jun 18, 2026 10:03 am (GMT -7) (15 km SSW)
1.2 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Jun 18, 2026 05:14 am (GMT -7) (18 km SSW)
1.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Jun 18, 2026 12:28 pm (GMT -7) (19 km S)
All earthquakes at Clear Lake

Conchagüita volcano (El Salvador): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 31.00 km depth at 8 km distance S from the volcano.
Earthquake details:
2.4 quake North Pacific Ocean, 22 km south of La Union, El Salvador, Jun 17, 2026 08:42 pm (GMT -6) (8 km S)
All earthquakes at Conchagüita

Esjufjöll volcano (Iceland): 2 earthquakes up to magnitude 2.7

2 earthquakes occurred near (under) the volcano during 4 hours, the last being recorded quake 17 hours ago. Hypocenter depths ranged between 5.20 and 1.10 km.
Earthquake details:
2.7 quake 25.1 km ESE of Grímsfjall Jun 18, 2026 02:41 am (Universal Time) (10 km NNW)
2.2 quake Iceland: 25.9 km SE of Grímsfjall Jun 18, 2026 06:57 am (Reykjavik time) (10 km W)
All earthquakes at Esjufjöll

Etna volcano (Italy): magnitude 3.0 earthquake

A magnitude 3.0 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 0 km distance SW from the volcano.
Earthquake details:
Reported seismic-like event (likely no quake): 30 km north of Catania, Catania, Sicily, Italy, Jun 18, 2026 04:03 am (GMT +2) (0 km SW)
All earthquakes at Etna

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

A magnitude 2.2 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 12.25 km depth at 17 km distance SE from the volcano.
Earthquake details:
2.2 quake 14 mi east of Holualoa, Hawaii County, Hawaii, United States, Jun 17, 2026 04:41 pm (GMT -10) (17 km SE)
All earthquakes at Hualalai

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.7

3 earthquakes occurred near (under) the volcano during 8 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 29.24 and 1.21 km.
Earthquake details:
2.7 quake 37 mi southwest of Hilo, Hawaii County, Hawaii, United States, Jun 18, 2026 05:56 am (GMT -10) (18 km SSW)
1.9 quake 30 mi south of Hilo, Hawaii County, Hawaii, United States, Jun 18, 2026 07:50 am (GMT -10) (13 km SSE)
1.8 quake 28 mi southwest of Hilo, Hawaii County, Hawaii, United States, Jun 17, 2026 11:24 pm (GMT -10) (5 km S)
All earthquakes at Kilauea

Mauna Kea volcano (Hawai'i (Big Island)): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 27.16 km depth at 13 km distance N from the volcano.
Earthquake details:
2.5 quake 30 mi northwest of Hilo, Hawaii County, Hawaii, United States, Jun 18, 2026 02:11 am (GMT -10) (13 km N)
All earthquakes at Mauna Kea

Mono-Inyo Craters volcano (California): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.85 km depth at 13 km distance E from the volcano.
Earthquake details:
2.3 quake 18 mi north of Mammoth Lakes, Mono County, California, United States, Jun 18, 2026 08:43 am (GMT -7) (13 km E)
All earthquakes at Mono-Inyo Craters

Paluweh volcano (Lesser Sunda Islands): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 13 hours ago. The quake, which might be volcanic in origin, was located at a depth of 22.00 km depth at 13 km distance W from the volcano.
Earthquake details:
2.5 quake Flores Sea, 57 km north of Ende, Kabupaten Ende, East Nusa Tenggara, Indonesia, Jun 18, 2026 07:11 pm (GMT +8) (13 km W)
All earthquakes at Paluweh

Prestahnukur volcano (Iceland): 21 earthquakes up to magnitude 1.8

Possible earthquake swarm: 21 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 30 minutes ago. Hypocenter depths ranged between 16.90 and 0.00 km.
Earthquake details: (only 5 largest)
1.8 quake 14.9 km SSE of Húsafell Jun 18, 2026 11:04 pm (Universal Time) (11 km WSW)
1.8 quake 14.9 km SSE of Húsafell Jun 18, 2026 09:53 am (Universal Time) (10 km WSW)
1.5 quake 15.3 km SSE of Húsafell Jun 18, 2026 10:55 am (Universal Time) (12 km WSW)
1.5 quake Iceland: 15.5 km SSE of Húsafell Jun 18, 2026 05:56 pm (Reykjavik time) (12 km WSW)
1.4 quake 15.3 km SSE of Húsafell Jun 18, 2026 04:24 am (Universal Time) (11 km WSW)
All earthquakes at Prestahnukur

Rincón de la Vieja volcano (Costa Rica): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 6.00 km depth at 4 km distance SSE from the volcano.
Earthquake details:
2.2 quake 23 km northeast of Liberia, Provincia de Guanacaste, Costa Rica, Jun 17, 2026 11:17 pm (Costa_Rica time) (4 km SSE)
All earthquakes at Rincón de la Vieja

Tambora volcano (Sumbawa): 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 21.00 km depth at 1 km distance W from the volcano.
Earthquake details:
2.7 quake Kabupaten Bima, 61 km northwest of Dompu, Indonesia, Jun 19, 2026 02:49 am (GMT +8) (1 km W)
All earthquakes at Tambora

Tana volcano (Aleutian Islands): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 22 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.73 km depth at 6 km distance NNW from the volcano.
Earthquake details:
2.1 quake 40 mi west of Nikolski, Aleutians West Census Area, Alaska, United States, Jun 17, 2026 05:13 pm (GMT -9) (6 km NNW)
All earthquakes at Tana

Tandikat volcano (Sumatra): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 15 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 15 km distance NNW from the volcano.
Earthquake details:
2.2 quake Kabupaten Agam, 10.2 km west of Bukittinggi, Indonesia, Jun 18, 2026 03:20 pm (GMT +7) (15 km NNW)
All earthquakes at Tandikat

Tenerife volcano (Canary Islands): 20 earthquakes up to magnitude 1.8

Possible earthquake swarm: 20 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 23.80 and 4.00 km.
Earthquake details: (only 5 largest)
1.8 quake 17 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Jun 18, 2026 05:57 pm (GMT +1) (3 km SSE)
1.2 quake 10 km east of Guia de Isora, Santa Cruz de Tenerife, Canary Islands, Spain, Jun 18, 2026 03:24 pm (GMT +1) (5 km SW)
1.1 quake 14 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Jun 18, 2026 06:21 pm (GMT +1) (6 km SW)
1.0 quake 15 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Jun 18, 2026 06:16 am (GMT +1) (6 km SW)
1.0 quake 18 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Jun 18, 2026 06:23 am (GMT +1) (4 km WSW)
All earthquakes at Tenerife
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/311696/Volcano-earthquake-report-for-Thursday-18-Jun-2026.html