Volcano earthquake report for Tuesday, 31 Mar 2026
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 31 Mar 2026 Number in brackets indicate nr of quakes.

Quakes detected near: Aniakchak (1 quake mag 1.0), Apaneca Range (2 quakes between mag 2.0-2.9), Bardarbunga (7 quakes between mag 0.4-3.5), Bratan (2 quakes between mag 2.0-2.4), Brennisteinsfjöll (2 quakes between mag 0.0-1.1), Buzzard Creek (1 quake mag 2.0)
Campi Flegrei (Phlegrean Fields) (4 quakes between mag 0.1-3.0), Canlaon (1 quake mag 2.4), Clear Lake (25 quakes between mag 0.2-1.5), El Chichón (1 quake mag 2.6), Eldey (3 quakes between mag 1.4-1.8), Etna (4 quakes between mag 1.7-2.5), Gareloi (5 quakes between mag 0.3-1.0), Gran Canaria (2 quakes between mag 1.1-3.0), Hiuchi (2 quakes between mag 3.0-3.0), Katla (11 quakes between mag 0.1-1.5), Kilauea (3 quakes between mag 1.7-2.3), Kolumbo (1 quake mag 1.2), Loihi (2 quakes between mag 1.7-1.9), Mauna Kea (1 quake mag 2.3), Pelée (1 quake mag 1.4), Ruapehu (1 quake mag 2.0), Tenerife (3 quakes between mag 1.2-3.0), Tjörnes Fracture Zone (4 quakes between mag 0.2-1.1), Whale Island (1 quake mag 2.3), Wrangell (1 quake mag 1.2) (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:



Apaneca Range volcano (El Salvador): 2 earthquakes up to magnitude 2.9

2 earthquakes occurred near (under) the volcano during 40 minutes, the last being recorded quake 15 hours ago. Hypocenter depths ranged between 10.00 and 6.00 km.
Earthquake details:
2.9 quake 10 km east of Ahuachapan, Departamento de Ahuachapan, El Salvador, Mar 31, 2026 02:32 am (GMT -6) (3 km ENE)
2.0 quake 18 km north of Sonsonate, Departamento de Sonsonate, El Salvador, Mar 31, 2026 03:12 am (GMT -6) (5 km ESE)
All earthquakes at Apaneca Range

Bardarbunga volcano (Iceland): 7 earthquakes up to magnitude 3.5

7 earthquakes occurred near (under) the volcano during 9 hours, the last being recorded quake 7 hours ago. Hypocenter depths ranged between 5.30 and 0.00 km.
Earthquake details: (only 5 largest)
3.5 quake Northeast, 224 km east of Reykjavik, Capital Region, Iceland, Mar 31, 2026 07:10 am (Universal Time) (8 km NE)
1.4 quake 6.8 km NE of Bárðarbunga Mar 31, 2026 07:10 am (Universal Time) (8 km NE)
1.0 quake 5.1 km ESE of Bárðarbunga Mar 31, 2026 12:19 pm (Universal Time) (5 km E)
0.9 quake Iceland: 2.2 km E of Bárðarbunga Mar 31, 2026 08:36 am (Reykjavik time) (3 km ENE)
0.8 quake Iceland: 10.1 km NE of Bárðarbunga Mar 31, 2026 08:12 am (Reykjavik time) (11 km NE)
All earthquakes at Bardarbunga

Bratan volcano (Bali): 2 earthquakes up to magnitude 2.4

2 earthquakes occurred near (under) the volcano during 2 hours, the last being recorded quake 5 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.
Earthquake details:
2.4 quake Kabupaten Tabanan, 16 km south of Banjar, Indonesia, Apr 1, 2026 02:36 am (GMT +8) (17 km WSW)
2.0 quake Kabupaten Tabanan, 15 km south of Banjar, Indonesia, Apr 1, 2026 12:31 am (GMT +8) (17 km WSW)
All earthquakes at Bratan

Campi Flegrei (Phlegrean Fields) volcano (Italy): 4 earthquakes up to magnitude 3.0

4 earthquakes occurred near (under) the volcano during 16 hours, the last being recorded quake 6 hours ago. Hypocenter depths ranged between 10.00 and 0.89 km.
Earthquake details:
Reported seismic-like event (likely no quake): 4.1 km west of Naples, Napoli, Campania, Italy, Mar 31, 2026 07:47 pm (GMT +2) (7 km ENE)
0.7 quake 3.3 km southwest of Pianura, Napoli, Campania, Italy, Mar 31, 2026 04:23 pm (GMT +2) (2 km N)
0.1 quake Tyrrhenian Sea, 22 km east of Isola d'Ischia Island, Napoli, Campania, Italy, Mar 31, 2026 10:25 am (GMT +2) (4 km SSE)
0.1 quake 10.9 km west of Naples, Napoli, Campania, Italy, Mar 31, 2026 03:23 am (GMT +2) (1 km NNE)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Canlaon volcano (Central Philippines): magnitude 2.4 earthquake

A magnitude 2.4 earthquake occurred at the volcano 5 hours ago. The quake, which might be volcanic in origin, was located at a depth of 14.00 km depth at 10 km distance NW from the volcano.
Earthquake details:
2.4 quake 9.7 km east of Maao, Province of Negros Occidental, Western Visayas, Philippines, Apr 1, 2026 02:58 am (GMT +8) (10 km NW)
All earthquakes at Canlaon

Clear Lake volcano (California): 25 earthquakes up to magnitude 1.5

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 21 minutes ago. Hypocenter depths ranged between 8.09 and 0.59 km.
Earthquake details: (only 5 largest)
1.5 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Mar 31, 2026 01:34 am (GMT -7) (16 km SSW)
1.4 quake 28 mi north of Santa Rosa, Sonoma County, California, United States, Mar 31, 2026 02:32 am (GMT -7) (16 km SSW)
1.3 quake Lake County, 28 mi north of Santa Rosa, Sonoma County, California, United States, Mar 30, 2026 09:48 pm (GMT -7) (15 km S)
1.1 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Mar 31, 2026 04:28 pm (GMT -7) (18 km SSW)
1.0 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Mar 31, 2026 05:28 am (GMT -7) (17 km S)
All earthquakes at Clear Lake

El Chichón volcano (Southern Mexico): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 20 hours ago. The quake, which might be volcanic in origin, was located at a depth of 2.70 km depth at 1 km distance W from the volcano.
Earthquake details:
2.6 quake Estado de Chiapas, 37 km southwest of Teapa, Estado de Tabasco, Mexico, Mar 30, 2026 09:31 pm (GMT -6) (1 km W)
All earthquakes at El Chichón

Etna volcano (Italy): 4 earthquakes up to magnitude 2.5

4 earthquakes occurred near (under) the volcano during 37 minutes, the last being recorded quake 22 hours ago. Hypocenter depths ranged between 29.50 and 20.51 km.
Earthquake details:
2.5 quake 9.3 km northeast of Bronte, Catania, Sicily, Italy, Mar 31, 2026 03:19 am (GMT +2) (16 km NW)
2.4 quake 9 km north of Bronte, Catania, Sicily, Italy, Mar 31, 2026 03:23 am (GMT +2) (16 km NW)
1.8 quake 9.5 km north of Bronte, Catania, Sicily, Italy, Mar 31, 2026 03:56 am (GMT +2) (17 km NW)
1.7 quake 9.1 km north of Bronte, Catania, Sicily, Italy, Mar 31, 2026 03:31 am (GMT +2) (17 km NW)
All earthquakes at Etna

Gran Canaria volcano (Canary Islands): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 7 hours, the last being recorded quake 12 hours ago. Hypocenter depths ranged between 10.00 and 2.00 km.
Earthquake details:
Reported seismic-like event (likely no quake): 25 km west of Las Palmas de Gran Canaria, Las Palmas, Canary Islands, Spain, Mar 31, 2026 12:28 pm (GMT +1) (12 km NNW)
1.1 quake 7.8 km west of San Bartolome de Tirajana, Las Palmas, Canary Islands, Spain, Mar 31, 2026 05:04 am (GMT +1) (14 km SSW)
All earthquakes at Gran Canaria

Hiuchi volcano (Honshu): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 12 hours, the last being recorded quake 9 hours ago. Hypocenter depths ranged between 10.00 and 10.00 km.
Earthquake details:
Unconfirmed earthquake or seismic-like event: 36 km southeast of Uonuma, Niigata, Japan, Apr 1, 2026 12:13 am (GMT +9) (8 km NNW)
Unconfirmed earthquake or seismic-like event: 34 km southeast of Uonuma, Niigata, Japan, Mar 31, 2026 12:13 pm (GMT +9) (8 km NNW)
All earthquakes at Hiuchi

Katla volcano (Iceland): 11 earthquakes up to magnitude 1.5

Possible earthquake swarm: 11 earthquakes occurred near (under) the volcano during 15 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 6.30 and 0.00 km.
Earthquake details: (only 5 largest)
1.5 quake 2.8 km ESE of Goðabunga Mar 31, 2026 09:58 am (Universal Time) (7 km W)
1.4 quake 4.7 km NNE of Hábunga Mar 31, 2026 06:32 am (Universal Time) (1 km S)
1.0 quake Iceland: 1.7 km SSE of Goðabunga Mar 31, 2026 07:30 pm (Reykjavik time) (9 km W)
0.8 quake Iceland: 1.1 km SSE of Goðabunga Mar 31, 2026 07:37 pm (Reykjavik time) (9 km W)
0.4 quake 6.5 km N of Hábunga Mar 31, 2026 02:20 pm (Universal Time) (2 km WNW)
All earthquakes at Katla

Kilauea volcano (Hawai'i (Big Island)): 3 earthquakes up to magnitude 2.3

3 earthquakes occurred near (under) the volcano during 20 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 31.54 and 26.05 km.
Earthquake details:
2.3 quake 7.9 mi northeast of Pāhala, Hawaii County, Hawaii, United States, Mar 30, 2026 02:36 pm (GMT -10) (18 km SW)
1.9 quake 35 mi southwest of Hilo, Hawaii County, Hawaii, United States, Mar 31, 2026 10:21 am (GMT -10) (17 km WSW)
1.7 quake 21 mi southwest of Hilo, Hawaii County, Hawaii, United States, Mar 31, 2026 03:52 am (GMT -10) (8 km NE)
All earthquakes at Kilauea

Mauna Kea volcano (Hawai'i (Big Island)): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 49.70 km depth at 11 km distance N from the volcano.
Earthquake details:
2.3 quake 15 mi southeast of Waimea, Hawaii County, Hawaii, United States, Mar 30, 2026 07:01 pm (GMT -10) (11 km N)
All earthquakes at Mauna Kea

Tenerife volcano (Canary Islands): 3 earthquakes up to magnitude 3.0

3 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 13.00 and 10.00 km.
Earthquake details:
Reported seismic-like event (likely no quake): 28 km southwest of La Laguna, Santa Cruz de Tenerife, Canary Islands, Spain, Mar 31, 2026 08:54 am (GMT +1) (13 km NNE)
1.4 quake 16 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Mar 31, 2026 08:35 pm (GMT +1) (5 km SW)
1.2 quake 16 km north of Arona, Santa Cruz de Tenerife, Canary Islands, Spain, Mar 31, 2026 07:39 am (GMT +1) (3 km SSW)
All earthquakes at Tenerife

Unnamed 24.00°N/121.83°E volcano (Taiwan): magnitude 4.2 earthquake

A magnitude 4.2 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 16.80 km depth at 12 km distance ESE from the volcano.
Earthquake details:
4.2 quake Philippine Sea, 33 km east of Hualien City, Taiwan, Mar 31, 2026 11:43 pm (Taipei time) (12 km ESE)
All earthquakes at Unnamed 24.00°N/121.83°E

Whale Island volcano (New Zealand): magnitude 2.3 earthquake

A magnitude 2.3 earthquake occurred at the volcano 24 hours ago. The quake, which might be volcanic in origin, was located at a depth of 34.50 km depth at 7 km distance NE from the volcano.
Earthquake details:
2.3 quake 17 km north of Whakatane, Bay of Plenty, New Zealand, Mar 31, 2026 01:00 pm (GMT +13) (7 km NE)
All earthquakes at Whale Island
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/298928/Volcano-earthquake-report-for-Tuesday-31-Mar-2026.html