Posted by: Matthew Haney (mhaney@usgs.gov), Sat Dec 6, 2025 19:17 (1917 UTC)
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"Significant" located earthquakes for December 5, 2025 (picking by Scott Stihler):
Iliamna: 25; Spurr: 3; Great Sitkin: 2; Katmai: 2; Redoubt: 2; Mageik: 1; Okmok: 1; Semisopochnoi: 1; Wrangell: 1
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Iliamna (25 EQs):
1 EQ ~4 km S of the summit
ML -1.1; Z = 0.8 km
1 EQ ~2 km SSW of the summit
ML -0.9; Z = -2.9 km
1 EQ ~2 km NE of the summit
ML -0.8; Z = 1.1 km
1 EQ ~2 km SSE of the summit
ML -1.0; Z = 5.4 km
1 EQ ~4 km ENE of the summit
ML -0.2; Z = 4.6 km
1 EQ ~3 km SW of the summit
ML -0.7; Z = 0.2 km
1 EQ ~4 km S of the summit
ML -0.9; Z = 0.7 km
1 EQ ~3 km NNE of the summit
ML -0.6; Z = 2.3 km
1 EQ ~3 km SSE of the summit
ML -0.7; Z = 0.1 km
1 EQ ~3 km NNE of the summit
ML -0.9; Z = 0.8 km
1 EQ ~1 km NNE of the summit
ML -0.8; Z = -2.3 km
1 EQ ~1 km NNE of the summit
ML -1.1; Z = -2.1 km
1 EQ ~1 km NNE of the summit
ML -0.9; Z = -1.8 km
1 EQ ~4 km NNE of the summit
ML -0.7; Z = 0.8 km
1 EQ ~1 km NNE of the summit
ML -0.5; Z = 0.6 km
1 EQ ~2 km NNE of the summit
ML -0.8; Z = 0.2 km
1 EQ ~2 km NE of the summit
ML -0.5; Z = 1.9 km
1 EQ ~2 km WSW of the summit
ML -0.3; Z = -3.0 km
1 EQ ~1 km NNE of the summit
ML -1.0; Z = -0.4 km
1 EQ ~2 km N of the summit
ML -0.1; Z = -3.0 km
1 EQ ~3 km E of the summit
ML -0.4; Z = 1.5 km
1 EQ ~2 km NNW of the summit
ML -1.2; Z = 3.4 km
1 EQ ~2 km NNE of the summit
ML -0.6; Z = 0.8 km
1 EQ ~2 km SSW of the summit
ML -1.1; Z = 0.6 km
1 EQ ~2 km E of the summit
ML -1.2; Z = 1.8 km
Spurr (3 EQs):
1 EQ ~14 km NW of the summit
ML -0.5; Z = 0.8 km
1 EQ ~6 km SSE of the summit
ML -0.4; Z = 20.2 km
1 EQ ~6 km SE of the summit
ML -0.6; Z = 27.5 km
Great Sitkin (2 EQs):
1 EQ ~2 km SW of the summit
ML -0.1; Z = 1.5 km
1 EQ ~4 km WSW of the summit
ML 0.7; Z = 2.0 km
Katmai (2 EQs):
1 EQ ~3 km SSE of the summit
ML -0.1; Z = 13.9 km
1 EQ ~8 km ESE of the summit
ML -0.2; Z = 14.8 km
Redoubt (2 EQs):
1 EQ ~3 km NNE of the summit
ML -0.8; Z = -1.4 km
1 EQ ~2 km N of the summit
ML -0.9; Z = 4.8 km
Mageik:
1 EQ ~0 km WNW of the summit
ML -0.5; Z = 2.4 km
Okmok:
1 EQ ~14 km SSE of the center of caldera
ML 1.6; Z = 20.9 km
Semisopochnoi:
1 EQ ~1 km N of Mount Young
ML 1.2; Z = 8.9 km
Wrangell:
1 EQ ~4 km W of the summit
ML 0.0; Z = 4.2 km
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