Posted by: Matthew Haney (mhaney@usgs.gov), Fri Dec 12, 2025 01:57 (0157 UTC)-- "Significant" located earthquakes for December 11, 2025 (picking by Scott Stihler): Iliamna: 7; Martin: 5; Katmai: 3; Edgecumbe: 2; Redoubt: 2; Semisopochnoi: 2; Augustine: 1; Little Sitkin: 1; Novarupta: 1; Okmok: 1; Spurr: 1; Tanaga: 1 ======================== Iliamna (7 EQs): 1 EQ ~4 km ENE of the summit ML -0.4; Z = 2.1 km 1 EQ ~4 km NE of the summit ML -0.4; Z = 2.2 km 1 EQ ~2 km NE of the summit ML -0.5; Z = 1.7 km 1 EQ ~3 km S of the summit ML -0.5; Z = 0.7 km 1 EQ ~1 km NNE of the summit ML -0.9; Z = -1.0 km 1 EQ ~2 km SSW of the summit ML -0.9; Z = 0.8 km 1 EQ ~2 km SE of the summit ML -0.9; Z = 0.4 km Martin (5 EQs): 1 EQ ~2 km N of the summit ML 1.4; Z = 2.8 km 1 EQ ~0 km ESE of the summit ML 1.2; Z = 0.0 km 1 EQ ~2 km N of the summit ML 0.9; Z = 1.0 km 1 EQ ~0 km NNW of the summit ML 0.3; Z = 1.7 km 1 EQ ~1 km NW of the summit ML 0.1; Z = 2.0 km Katmai (3 EQs): 1 EQ ~2 km NW of the summit ML 0.5; Z = 2.9 km 1 EQ ~3 km NW of the summit ML -0.0; Z = 3.1 km 1 EQ ~2 km WNW of the summit ML -0.1; Z = 3.7 km Edgecumbe (2 EQs): 1 EQ ~3 km NE of the summit ML 0.3; Z = 8.3 km 1 EQ ~4 km N of the summit ML 0.1; Z = 6.0 km Redoubt (2 EQs): 1 EQ ~17 km ENE of the summit ML 0.5; Z = 13.5 km 1 low frequency EQ ~2 km SSW of the summit ML -0.6; Z = -0.8 km Semisopochnoi (2 EQs): 1 EQ ~12 km SSW of the Mount Young ML 2.1; Z = 11.5 km 1 low frequency EQ ~15 km SW of the Mount Young ML 1.9; Z = 8.4 km Augustine: 1 EQ ~1 km SW of the summit ML -0.3; Z = -0.1 km Little Sitkin: 1 EQ ~4 km SW of the summit ML 0.7; Z = 1.1 km Novarupta: 1 EQ ~2 km NNW of the 1912 dome ML -0.9; Z = 0.4 km Okmok: 1 EQ ~7 km ENE of the center of caldera ML -0.8; Z = 0.1 km Spurr: 1 low frequency EQ ~3 km N of the summit ML 0.8; Z = 1.9 km Tanaga: 1 EQ ~1 km N of the summit ML 0.8; Z = 5.4 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454395 _______________________________________________ Avo_ops mailing list -- avo_ops@list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave@list.avo.alaska.edu