Posted by: cheryl searcy (csearcy@usgs.gov), Thu Jan 1, 2026 21:51 (2151 UTC)-- "Significant" located earthquakes for December 31, 2025: (picking by Scott Stihler) Makushin: 6; Martin: 4; Great Sitkin: 2; Iliamna: 2; Korovin: 2; Cleveland: 1; Okmok: 1; Redoubt: 1; Spurr: 1; Tanaga: 1; Westdahl: 1 ======================== Makushin (6 EQs): 1 EQ ~18 km ESE of the summit ML -0.0; Z = 8.4 km 1 EQ ~20 km E of the summit ML -0.3; Z = 7.3 km 1 EQ ~22 km S of the summit ML -0.4; Z = 12.8 km 1 EQ ~19 km E of the summit ML -0.5; Z = 7.4 km 1 EQ ~19 km E of the summit ML -0.6; Z = 6.6 km 1 EQ ~18 km E of the summit ML -0.6; Z = 9.0 km Martin (4 EQs): 1 EQ ~2 km WSW of the summit ML -0.0; Z = 1.1 km 1 EQ ~2 km ESE of the summit ML -0.1; Z = 1.6 km 1 EQ ~3 km ENE of the summit ML -0.3; Z = 5.9 km 1 EQ ~1 km N of the summit ML -0.5; Z = 0.4 km Great Sitkin (2 EQs): 1 EQ ~4 km NW of the summit ML 0.9; Z = 4.0 km 1 EQ ~5 km WNW of the summit ML 0.8; Z = 1.9 km Iliamna (2 EQs): 1 EQ ~10 km ESE of the summit ML -0.3; Z = 3.1 km 1 EQ ~1 km WSW of the summit ML -0.7; Z = 6.9 km Korovin (2 EQs): 1 low frequency EQ ~5 km NNW of the summit ML 2.3; Z = 4.4 km 1 low frequency EQ ~3 km WNW of the summit ML 1.1; Z = 2.0 km Cleveland: 1 EQ ~7 km SE of the summit ML 1.5; Z = 6.2 km Okmok: 1 EQ ~9 km SW of the center of caldera ML -0.2; Z = 7.6 km Redoubt: 1 deep low frequency EQ ~1 km N of the summit ML -0.1; Z = 29.8 km Spurr: 1 EQ ~2 km N of the summit ML -0.1; Z = 0.7 km Tanaga: 1 EQ ~15 km S of the summit ML 2.2; Z = 12.1 km Westdahl: 1 EQ ~9 km NNE of the summit ML 1.0; Z = 8.4 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454549 _______________________________________________ Avo_ops mailing list -- avo_ops@list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave@list.avo.alaska.edu