Posted by: cheryl searcy (csearcy@usgs.gov), Tue Dec 23, 2025 05:38 (0538 UTC)
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"Significant" located earthquakes for December 22, 2025: (picking by Scott Stihler)

Spurr: 3; Edgecumbe: 1; Katmai: 1; Makushin: 1; Martin: 1; Snowy: 1

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Spurr (3 EQs):
1 EQ ~5 km WSW of the summit
ML -0.1; Z = 1.2 km

1 EQ ~9 km ENE of the summit
ML -0.3; Z = -2.5 km

1 EQ ~1 km E of the summit
ML -0.5; Z = 1.1 km


Edgecumbe:
1 EQ ~22 km W of the summit
ML 1.2; Z = 18.2 km


Katmai:
1 EQ ~3 km W of the summit
ML 0.3; Z = 3.2 km


Makushin:
1 EQ ~20 km E of the summit
ML 0.9; Z = 7.8 km


Martin:
1 EQ ~16 km NW of the summit
ML 0.5; Z = 4.2 km


Snowy:
1 EQ ~13 km NW of the summit
ML 0.9; Z = 3.9 km

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