Posted by: cheryl searcy (csearcy@usgs.gov), Thu Jan 22, 2026 16:39 (1639 UTC)-- "Significant" located earthquakes for January 20, 2026: (picking by Scott Stihler) Iliamna: 8; Spurr: 4; Augustine: 2; Katmai: 2; Makushin: 2; Gareloi: 1; Great Sitkin: 1; Martin: 1; Novarupta: 1; Roundtop: 1 ======================== Iliamna (8 EQs): 1 EQ ~1 km SSW of the summit ML -0.1; Z = -1.1 km 1 EQ ~4 km NE of the summit ML -0.2; Z = 2.7 km 1 EQ ~2 km NNE of the summit ML -0.6; Z = 1.1 km 1 EQ ~2 km N of the summit ML -0.7; Z = 0.8 km 1 EQ ~0 km NE of the summit ML -0.8; Z = 2.0 km 1 low frequency EQ ~2 km SSW of the summit ML -0.8; Z = 0.8 km 1 low frequency EQ ~4 km S of the summit ML -1.0; Z = 1.3 km 1 EQ ~2 km SSW of the summit ML -1.1; Z = 1.4 km Spurr (4 EQs): 1 low frequency EQ ~9 km ENE of the summit ML 0.2; Z = 1.6 km 1 EQ ~6 km WNW of the summit ML 0.1; Z = 1.5 km 1 EQ ~5 km W of the summit ML -0.1; Z = 3.5 km 1 deep low frequency EQ ~5 km SE of the summit ML -0.4; Z = 21.1 km Augustine (2 EQs): 1 EQ ~0 km ESE of the summit ML 0.3; Z = -0.3 km 1 EQ ~0 km NE of the summit ML -1.0; Z = -0.4 km Katmai (2 EQs): 1 deep low frequency EQ ~8 km E of the summit ML 0.5; Z = 32.0 km 1 EQ ~1 km ESE of the summit ML -0.6; Z = 4.0 km Makushin (2 EQs): 1 EQ ~21 km E of the summit ML -0.1; Z = 7.3 km 1 EQ ~11 km ENE of the summit ML -0.8; Z = 5.1 km Gareloi: 1 EQ ~2 km SW of the summit ML 0.9; Z = 11.1 km Great Sitkin: 1 moderately deep low frequency EQ ~13 km W of the summit ML 1.6; Z = 15.0 km Martin: 1 EQ ~17 km WNW of the summit ML -0.2; Z = 5.0 km Novarupta: 1 EQ ~1 km S of the 1912 dome ML 0.4; Z = 5.3 km Roundtop: 1 EQ ~26 km SE of the summit ML 2.3; Z = 7.3 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454711 _______________________________________________ Avo_ops mailing list -- avo_ops@list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave@list.avo.alaska.edu