Volcano earthquake report for Tuesday, 4 Mar 2025
World map showing volcanoes with shallow (less than 50 km) earthquakes within 20 km radius during the past 24 hours on 4 Mar 2025 Number in brackets indicate nr of quakes.

Quakes detected near: Askja (3 quakes between mag 0.7-1.1), Baru (1 quake mag 3.1), Brennisteinsfjöll (1 quake mag 1.8), Buzzard Creek (1 quake mag 1.7), Cabalian (1 quake mag 2.0), Campi Flegrei (Phlegrean Fields) (24 quakes between mag 0.1-1.0)
Clear Lake (21 quakes between mag 0.2-1.8), Conchagüita (1 quake mag 2.5), Coso (1 quake mag 1.3), Eldey (1 quake mag 1.4), Girekol (1 quake mag 1.4), Hiuchi (12 quakes between mag 0.5-1.6), Katla (1 quake mag 1.9), Kilauea (1 quake mag 1.9), Kolumbo (25 quakes between mag 1.3-2.5), Kuju (1 quake mag 1.0), Kurikoma (7 quakes between mag 0.2-1.6), La Palma (2 quakes between mag 1.2-1.7), Ljósufjöll (6 quakes between mag 1.5-2.9), Loihi (1 quake mag 2.9), Long Valley (3 quakes between mag 0.3-1.5), Mono Lake (1 quake mag 2.2), Ndete Napu (1 quake mag 2.6), Nevado del Huila (2 quakes between mag 1.7-3.4), Ngauruhoe (1 quake mag 1.2), Omanago (1 quake mag 1.6), Ontake-san (4 quakes between mag 0.3-1.7), Poas (1 quake mag 1.3), Sakurajima (2 quakes between mag 0.9-1.0), Santa Ana (1 quake mag 1.6), Santorini (1 quake mag 2.5), Svartsengi (5 quakes between mag 0.7-1.6), Tana (1 quake mag 1.6), Vesuvius (2 quakes between mag 0.5-1.3) (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:



Baru volcano (Panama): magnitude 3.1 earthquake

A magnitude 3.1 earthquake occurred at the volcano 28 minutes ago. The quake, which might be volcanic in origin, was located at a depth of 3.00 km depth at 19 km distance NNE from the volcano.
Earthquake details:
3.1 quake 51 km south of Changuinola, Bocas del Toro, Panama, Mar 4, 2025 06:22 pm (GMT -5) (19 km NNE)
All earthquakes at Baru

Campi Flegrei (Phlegrean Fields) volcano (Italy): 24 earthquakes up to magnitude 1.0

Possible earthquake swarm: 24 earthquakes occurred near (under) the volcano during 23 hours, the last being recorded quake 60 minutes ago. Hypocenter depths ranged between 2.97 and 0.01 km.
Earthquake details: (only 5 largest)
1.0 quake 3.9 km southeast of Pozzuoli, Napoli, Campania, Italy, Mar 4, 2025 02:20 pm (GMT +1) (0 km NW)
0.8 quake 2.3 km southeast of Pozzuoli, Napoli, Campania, Italy, Mar 4, 2025 04:51 pm (GMT +1) (2 km WNW)
0.5 quake 13 km west of Naples, Napoli, Campania, Italy, Mar 4, 2025 04:43 pm (GMT +1) (2 km WNW)
0.3 quake Tyrrhenian Sea, 22 km northeast of Ischia Island, Campania, Italy, Mar 4, 2025 07:39 am (GMT +1) (3 km SSW)
0.3 quake 5.3 km southeast of Pozzuoli, Napoli, Campania, Italy, Mar 4, 2025 09:50 pm (GMT +1) (1 km SE)
All earthquakes at Campi Flegrei (Phlegrean Fields)

Clear Lake volcano (California): 21 earthquakes up to magnitude 1.8

Possible earthquake swarm: 21 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 1 hour 4 minutes ago. Hypocenter depths ranged between 3.22 and 0.91 km.
Earthquake details: (only 5 largest)
1.8 quake Sonoma County, 15 mi southwest of Clearlake, Lake County, California, United States, Mar 4, 2025 04:19 am (GMT -8) (17 km SSW)
1.6 quake Sonoma County, 14 mi southwest of Clearlake, Lake County, California, United States, Mar 3, 2025 05:00 pm (GMT -8) (17 km S)
1.4 quake 27 mi north of Santa Rosa, Sonoma County, California, United States, Mar 4, 2025 02:46 pm (GMT -8) (18 km SSW)
1.2 quake 2.9 mi south of Clearlake, Lake County, California, United States, Mar 4, 2025 09:52 am (GMT -8) (12 km ESE)
1.0 quake 26 mi north of Santa Rosa, Sonoma County, California, United States, Mar 3, 2025 05:06 pm (GMT -8) (17 km S)
All earthquakes at Clear Lake

Conchagüita volcano (El Salvador): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 8 hours ago. The quake, which might be volcanic in origin, was located at a depth of 8.00 km depth at 13 km distance WNW from the volcano.
Earthquake details:
2.5 quake 6.9 km southwest of La Union, La Union, El Salvador, Mar 4, 2025 09:51 am (GMT -6) (13 km WNW)
All earthquakes at Conchagüita

Hiuchi volcano (Honshu): 12 earthquakes up to magnitude 1.6

Possible earthquake swarm: 12 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 4 hours ago. Hypocenter depths ranged between 7.50 and 3.60 km.
Earthquake details: (only 5 largest)
1.6 quake Fukushima, 48 km east of Tōkamachi, Niigata, Japan, Mar 5, 2025 04:47 am (GMT +9) (16 km N)
1.6 quake Fukushima, 39 km northwest of Imaichi, Tochigi, Japan, Mar 5, 2025 12:18 am (GMT +9) (9 km ENE)
1.5 quake Fukushima, 39 km northwest of Imaichi, Tochigi, Japan, Mar 4, 2025 09:17 pm (GMT +9) (9 km ENE)
1.3 quake Fukushima, 40 km northwest of Imaichi, Tochigi, Japan, Mar 4, 2025 10:49 am (GMT +9) (8 km ENE)
1.1 quake Fukushima, 39 km northwest of Imaichi, Tochigi, Japan, Mar 4, 2025 08:50 pm (GMT +9) (10 km ENE)
All earthquakes at Hiuchi

Kolumbo volcano (Greece): 25 earthquakes up to magnitude 2.5

Possible earthquake swarm: 25 earthquakes occurred near (under) the volcano during 24 hours, the last being recorded quake 15 minutes ago. Hypocenter depths ranged between 29.50 and 4.00 km.
Earthquake details: (only 5 largest)
2.5 quake Aegean Sea, 25 km southeast of Ios Island, Cyclades, South Aegean, Greece, Mar 4, 2025 10:11 am (GMT +2) (12 km NE)
2.2 quake Aegean Sea, 26 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 4, 2025 10:49 pm (GMT +2) (15 km NE)
2.2 quake Aegean Sea, 27 km northwest of Anafi Island, Cyclades, South Aegean, Greece, Mar 4, 2025 07:47 pm (GMT +2) (14 km ENE)
2.2 quake Aegean Sea, 25 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 4, 2025 07:39 pm (GMT +2) (14 km NE)
2.2 quake Aegean Sea, 26 km northeast of Santorini Island, Cyclades, South Aegean, Greece, Mar 5, 2025 01:34 am (GMT +2) (12 km NE)
All earthquakes at Kolumbo

Ljósufjöll volcano (Iceland): 6 earthquakes up to magnitude 2.9

6 earthquakes occurred near (under) the volcano during 13 hours, the last being recorded quake 8 hours ago. Hypocenter depths ranged between 18.30 and 17.10 km.
Earthquake details: (only 5 largest)
2.9 quake West, 74 km north of Reykjavik, Capital, Iceland, Mar 4, 2025 02:14 am (Reykjavik time) (16 km ESE)
2.6 quake Iceland: 30.0 km N of Borgarnes Mar 4, 2025 03:33 pm (Reykjavik time) (15 km ESE)
2.4 quake 30.0 km N of Borgarnes Mar 4, 2025 12:32 pm (Universal Time) (15 km ESE)
2.1 quake 27.7 km N of Borgarnes Mar 4, 2025 02:32 am (Universal Time) (16 km ESE)
1.6 quake Iceland: 27.7 km N of Borgarnes Mar 4, 2025 02:51 am (Reykjavik time) (16 km ESE)
All earthquakes at Ljósufjöll

Loihi volcano (Hawai'i (Big Island)): magnitude 2.9 earthquake

A magnitude 2.9 earthquake occurred at the volcano 21 hours ago. The quake, which might be volcanic in origin, was located at a depth of 33.81 km depth at 18 km distance NNW from the volcano.
Earthquake details:
2.9 quake North Pacific Ocean, 39 mi southeast of Hawaii Island, Hawaii County, Hawaii, United States, Mar 3, 2025 04:58 pm (GMT -10) (18 km NNW)
All earthquakes at Loihi

Mono Lake volcano (California): magnitude 2.2 earthquake

A magnitude 2.2 earthquake occurred at the volcano 14 hours ago. The quake, which might be volcanic in origin, was located at a depth of 8.60 km depth at 13 km distance NE from the volcano.
Earthquake details:
2.2 quake 29 mi north of Mammoth Lakes, Mono County, California, United States, Mar 4, 2025 01:56 am (GMT -8) (13 km NE)
All earthquakes at Mono Lake

Ndete Napu volcano (Flores): magnitude 2.6 earthquake

A magnitude 2.6 earthquake occurred at the volcano 12 hours ago. The quake, which might be volcanic in origin, was located at a depth of 10.00 km depth at 10 km distance NNW from the volcano.
Earthquake details:
2.6 quake 26 km northeast of Ende, Kabupaten Ende, East Nusa Tenggara, Indonesia, Mar 4, 2025 07:30 pm (GMT +8) (10 km NNW)
All earthquakes at Ndete Napu

Nevado del Huila volcano (Colombia): 2 earthquakes up to magnitude 3.4

2 earthquakes occurred near (under) the volcano during 21 hours, the last being recorded quake 1 hour 30 minutes ago. Hypocenter depths ranged between 0 and 0.00 km.
Earthquake details:
3.4 quake 32 km north of Belalcazar, Cauca, Colombia, Mar 4, 2025 05:20 pm (GMT -5) (0 km ENE)
1.7 quake Huila, 28 km north of Belalcazar, Cauca, Colombia, Mar 3, 2025 08:35 pm (GMT -5) (6 km ESE)
All earthquakes at Nevado del Huila

Santorini volcano (Greece): magnitude 2.5 earthquake

A magnitude 2.5 earthquake occurred at the volcano 7 hours ago. The quake, which might be volcanic in origin, was located at a depth of 33.60 km depth at 6 km distance SSW from the volcano.
Earthquake details:
2.5 quake Aegean Sea, 9.7 km southwest of Santorini Island, Cyclades, South Aegean, Greece, Mar 4, 2025 06:35 pm (GMT +2) (6 km SSW)
All earthquakes at Santorini
https://www.volcanodiscovery.com/earthquakes-volcanoes/news/266314/Volcano-earthquake-report-for-Tuesday-4-Mar-2025.html