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Volcano earthquake report for Wednesday, 23 Jan 2019

Quakes detected near: Agua de Pau (1 quake mag 1.8), Clear Lake (14 quakes between mag 0.4-1.6), Etna (1 quake mag 1.6), Grensdalur (3 quakes between mag 0.5-1.2), Grímsvötn (2 quakes between mag 1.1-1.7), Katla (2 quakes between mag 0.4-1.2)
Kilauea (2 quakes between mag 1.7-1.8), Long Valley (5 quakes between mag 0.1-1.4), Mammoth Mountain (6 quakes between mag 0.2-2.1), Maroa (1 quake mag 1.9), Mauna Loa (1 quake mag 2.1), Okataina (Tarawera) (1 quake mag 2.0), Reykjanes (3 quakes between mag 0.5-1.2), Salton Buttes (1 quake mag 1.3), Tenerife (2 quakes between mag 1.9-1.9), Tjörnes Fracture Zone (5 quakes between mag 0.6-1.5), Yellowstone (2 quakes between mag 2.0-3.0) (updated 23h50)

Note: Earthquakes within 20 km from and at depths less than 20 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:

Clear Lake volcano (California): 14 earthquakes up to magnitude 1.6

Possible earthquake swarm: 14 earthquakes occurred near (under) the volcano during 18 hours, the last being recorded quake 1 hour 59 minutes ago. Hypocenter depths ranged between 2.1 and 0.7 km.
Earthquake details: (only 5 largest)
M 1.6 quake: 7km WNW of The Geysers, CA on Wed, 23 Jan 21h47 (19 km S)
M 1.6 quake: 5km WNW of Cobb, CA on Wed, 23 Jan 21h25 (15 km S)
M 1.6 quake: 6km WNW of Cobb, CA on Wed, 23 Jan 08h28 (15 km S)
M 1.4 quake: 4km W of Cobb, CA on Wed, 23 Jan 15h21 (17 km S)
M 1.4 quake: 6km WNW of Cobb, CA on Wed, 23 Jan 14h00 (15 km S)
All earthquakes at Clear Lake

Mammoth Mountain volcano (California): 6 earthquakes up to magnitude 2.1

6 earthquakes occurred near (under) the volcano during 17 hours, the last being recorded quake 3 hours ago. Hypocenter depths ranged between 8.0 and 0.4 km.
Earthquake details: (only 5 largest)
M 2.1 quake: CENTRAL CALIFORNIA on Wed, 23 Jan 20h26 (17 km SW)
M 0.9 quake: 6km SE of Mammoth Lakes, CA on Wed, 23 Jan 03h59 (9 km WSW)
M 0.6 quake: 14km SE of Mammoth Lakes, CA on Wed, 23 Jan 20h35 (17 km WSW)
M 0.3 quake: 5km SSW of Mammoth Lakes, CA on Wed, 23 Jan 07h44 (4 km SW)
M 0.2 quake: 0km E of Mammoth Lakes, CA on Wed, 23 Jan 05h44 (5 km W)
All earthquakes at Mammoth Mountain

Mauna Loa volcano (Hawai'i (Big Island)): magnitude 2.1 earthquake

A magnitude 2.1 earthquake occurred at the volcano 19 hours ago. The quake, which might be volcanic in origin, was located at a depth of 0.3 km depth at 13 km distance WNW from the volcano.
Earthquake details:
M 2.1 quake: 27km WNW of Volcano, Hawaii on Wed, 23 Jan 05h06 (13 km WNW)
All earthquakes at Mauna Loa

Yellowstone volcano (Wyoming ): 2 earthquakes up to magnitude 3.0

2 earthquakes occurred near (under) the volcano during 6 minutes, the last being recorded quake 14 hours ago. Hypocenter depths ranged between 10.8 and 9.4 km.
Earthquake details:
M 3.0 quake: 21km SSE of Old Faithful Geyser, Wyoming on Wed, 23 Jan 10h05 (15 km S)
M 2.0 quake: 20km SSE of Old Faithful Geyser, Wyoming on Wed, 23 Jan 09h59 (14 km S)
All earthquakes at Yellowstone

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