January 2026 - Avo-usgs - list.avo.alaska.edu

[AVO-OPS] AVO RSDB- 18 Jan 2026 satellite report
by Matt Loewen via Avo_ops 18 Jan '26

18 Jan '26

Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62967 : GreatSiktin_20260117_WorldView2.png Associated Keywords: Volcanic clouds: steam/water; Cloud cover: cloudy; partly cloudy; Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62968 : pavlof_blha-20260118T190100Z.jpg Associated Keywords: Cloud cover: partly cloudy; mostly clear; Associated Keywords: Cloud cover: cloudy; partly cloudy; Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62970 : perryville-NW-20260118T013735Z.jpg Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62969 : semi_cetu-20260118T031600Z.jpg Associated Keywords: Volcanic clouds: steam/water; Cloud cover: partly cloudy; mostly clear; To view these and other satellite data, please use http://volcview.wr.usgs.gov/ Duty person can be reached at (907) 786-7481 if you have any questions. Last image viewed: 18 Jan 2026 14:57 UTC _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO LOG- Seismic Summary - 1/17/2026
by logs--- via Avo_ops 18 Jan '26

18 Jan '26

Posted by: cheryl searcy (csearcy(a)usgs.gov), Sun Jan 18, 2026 19:04 (1904 UTC)-- "Significant" located earthquakes for January 17, 2026: (picking by Scott Stihler) Makushin: 6; Iliamna: 3; Katmai: 3; Redoubt: 2; Kliuchef: 1; Augustine: 1; Edgecumbe: 1; Snowy: 1; Spurr: 1 ======================== Makushin (6 EQs): 1 EQ ~26 km ENE of the summit ML 1.1; Z = 7.5 km 1 EQ ~20 km ESE of the summit ML 0.7; Z = 4.4 km 1 EQ ~20 km E of the summit ML 0.3; Z = 7.1 km 1 EQ ~20 km E of the summit ML 0.3; Z = 7.1 km 1 EQ ~18 km E of the summit ML 0.1; Z = 7.4 km 1 EQ ~19 km E of the summit ML -0.1; Z = 7.8 km Iliamna (3 EQs): 1 EQ ~3 km NNE of the summit ML -0.3; Z = 1.6 km 1 EQ ~3 km ESE of the summit ML -0.5; Z = 5.0 km 1 EQ ~3 km NNE of the summit ML -0.8; Z = 1.0 km Katmai (3 EQs): 1 EQ ~3 km NW of the summit ML 0.9; Z = 3.5 km 1 EQ ~3 km NW of the summit ML 0.4; Z = 3.9 km 1 EQ ~3 km NW of the summit ML 0.4; Z = 3.3 km Redoubt (2 EQs): 1 EQ ~7 km NNE of the summit ML -0.6; Z = 10.1 km 1 low frequency EQ ~1 km E of the summit ML -0.6; Z = 0.1 km Kliuchef: 1 EQ ~1 km S of the summit ML 1.0; Z = 3.5 km Augustine: 1 EQ ~1 km SSW of the summit ML -0.7; Z = -1.2 km Edgecumbe: 1 EQ ~27 km NW of the summit ML 1.8; Z = 2.5 km Snowy: 1 EQ ~15 km NW of the summit ML 1.1; Z = 2.9 km Spurr: 1 EQ ~28 km S of the summit ML 0.0; Z = 11.8 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454679 _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO LOG- Seismic Summary - 1/16/2026
by logs--- via Avo_ops 18 Jan '26

18 Jan '26

Posted by: cheryl searcy (csearcy(a)usgs.gov), Sun Jan 18, 2026 19:01 (1901 UTC)-- "Significant" located earthquakes for January 16, 2026: (picking by Scott Stihler) Spurr: 3; Little Sitkin: 1; Makushin: 1; Redoubt: 1; Snowy: 1; Davidof: 1 ======================== Spurr (3 EQs): 1 deep low frequency EQ ~4 km SE of the summit ML -0.2; Z = 30.4 km 1 EQ ~16 km SW of the summit ML -0.4; Z = 10.0 km 1 EQ ~5 km NNE of the summit ML -0.6; Z = 3.7 km Little Sitkin: 1 EQ ~2 km WSW of the summit ML 0.6; Z = 5.4 km Makushin: 1 EQ ~20 km E of the summit ML 0.2; Z = 7.1 km Redoubt: 1 EQ ~23 km S of the summit ML 0.5; Z = 11.2 km Snowy: 1 EQ ~10 km SW of the summit ML 0.1; Z = 2.9 km Davidof: 1 EQ ~6 km ENE of the summit ML 1.0; Z = 5.2 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454678 _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO LOG- Seismic Summary - 1/15/2026
by logs--- via Avo_ops 18 Jan '26

18 Jan '26

Posted by: cheryl searcy (csearcy(a)usgs.gov), Sun Jan 18, 2026 18:57 (1857 UTC)-- "Significant" located earthquakes for January 15, 2026: (picking by Scott Stihler) Iliamna: 4; Makushin: 3; Pavlof: 3; Redoubt: 2; Martin: 1; Okmok: 1; Snowy: 1; Spurr: 1; Takawangha: 1; Trident: 1; Steller: 1 ======================== Iliamna (4 EQs): 1 EQ ~6 km NNE of the summit ML -0.4; Z = 1.1 km 1 EQ ~3 km E of the summit ML -0.7; Z = 1.1 km 1 EQ ~2 km ESE of the summit ML -0.8; Z = 0.9 km 1 EQ ~5 km S of the summit ML -0.8; Z = 2.0 km Makushin (3 EQs): 1 EQ ~18 km E of the summit ML 0.6; Z = 7.4 km 1 EQ ~8 km SE of the summit ML 0.1; Z = 6.5 km 1 EQ ~9 km SE of the summit ML -0.4; Z = 6.5 km Pavlof (3 EQs): 1 deep low frequency EQ ~7 km NE of the summit ML 0.7; Z = 27.3 km 1 deep low frequency EQ ~6 km NE of the summit ML 0.6; Z = 26.5 km 1 deep low frequency EQ ~5 km NNE of the summit ML 0.2; Z = 26.2 km Redoubt (2 EQs): 1 EQ ~4 km SW of the summit ML -0.5; Z = 2.4 km 1 EQ ~3 km NNE of the summit ML -1.2; Z = 0.7 km Martin: 1 EQ ~1 km SW of the summit ML -0.2; Z = -1.9 km Okmok: 1 EQ ~8 km SW of the center of caldera ML 0.3; Z = 6.2 km Snowy: 1 EQ ~2 km NE of the summit ML 1.6; Z = 4.4 km Spurr: 1 EQ ~20 km ENE of the summit ML 0.1; Z = 14.9 km Takawangha: 1 EQ ~6 km E of the summit ML 0.6; Z = 7.2 km Trident: 1 EQ ~1 km NNW of the summit ML 0.0; Z = 5.3 km Steller: 1 EQ ~8 km WNW of the summit ML 1.2; Z = 5.0 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454677 _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO LOG- ML 4.2 in general Edgecumbe area
by logs--- via Avo_ops 17 Jan '26

17 Jan '26

Posted by: Scott Stihler (sdstihler(a)alaska.edu), Sat Jan 17, 2026 23:32 (2332 UTC)-- Nice EQ sort of near Edgecumbe. ~21:46 UTC (17 January): ML 4.16, Z = 9.91 km ==> ~32 km NW of Edgecumbe Errors: Gap = 234° RMS = 0.33 Horizontal Error = 3.44 km Vertical Error = 4.82 km I am working on some of the aftershocks. I realize these are not particularly close to Edgecumbe but there may be inquiries. Attachments: https://www.avo.alaska.edu/admin/logs/files/show/163817 Edgecumbe_20260117-2150.png https://www.avo.alaska.edu/admin/logs/files/show/163818 EdgecumbeEQ.png This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454673 _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO RSDB- 17 Jan 2026 satellite report
by Matt Loewen via Avo_ops 17 Jan '26

17 Jan '26

Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62965 : gsitkin_gsck-20260117T020600Z.jpg Associated Keywords: Cloud cover: cloudy; Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62966 : pavlof_blha-20260117T190100Z.jpg Associated Keywords: Cloud cover: partly cloudy; Associated Keywords: Cloud cover: cloudy; To view these and other satellite data, please use http://volcview.wr.usgs.gov/ Duty person can be reached at (907) 786-7481 if you have any questions. Last image viewed: 17 Jan 2026 14:26 UTC _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO LOG- Reply to: 2026 CoMeet Agenda: First Draft
by logs--- via Avo_ops 16 Jan '26

16 Jan '26

Posted by: David Fee (dfee1(a)alaska.edu), Fri Jan 16, 2026 23:01 (2301 UTC)-- Attached is the second draft of the 2026 CoMeet agenda, with only minor modifications from the previous draft. Let us know if you have any questions! David, Matt, Scott, and Max E Attachments: https://www.avo.alaska.edu/admin/logs/files/show/163814 AVO_2026_CoMeet_Agenda_20260116.pdf This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454667 _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO RSDB- 16 Jan 2026 satellite report
by Matt Loewen via Avo_ops 16 Jan '26

16 Jan '26

Associated Keywords: Cloud cover: cloudy; Associated Keywords: Cloud cover: cloudy; partly cloudy; Associated Keywords: Cloud cover: cloudy; partly cloudy; To view these and other satellite data, please use http://volcview.wr.usgs.gov/ Duty person can be reached at (907) 786-7481 if you have any questions. Last image viewed: 16 Jan 2026 14:45 UTC _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO RSDB- 15 Jan 2026 satellite report
by Matt Loewen via Avo_ops 15 Jan '26

15 Jan '26

Associated Keywords: Cloud cover: cloudy; Associated Keywords: Cloud cover: mostly clear; Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62963 : shishaldin_brpk-20260115T023100Z.jpg Associated Keywords: Volcanic clouds: steam/water; Cloud cover: mostly clear; Associated Images: https://www.avo.alaska.edu/admin/rsdb/files/show/62964 : Cleveland_20260115_1323_VIIRS_MIR.png Associated Keywords: Elevated surface temperatures: barely elevated; Cloud cover: cloudy; partly cloudy; To view these and other satellite data, please use http://volcview.wr.usgs.gov/ Duty person can be reached at (907) 786-7481 if you have any questions. Last image viewed: 15 Jan 2026 15:04 UTC _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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[AVO-OPS] AVO LOG- Seismic Summary - 1/13/2026
by logs--- via Avo_ops 15 Jan '26

15 Jan '26

Posted by: cheryl searcy (csearcy(a)usgs.gov), Thu Jan 15, 2026 16:17 (1617 UTC)-- "Significant" located earthquakes for January 13, 2026: (picking by Scott Stihler) Iliamna: 12; Katmai: 6; Redoubt: 3; Martin: 2; Pavlof: 2; Spurr: 2; Takawangha: 2; Cleveland: 1; Snowy: 1; Ugashik-Peulik: 1; Recheshnoi: 1 ======================== Iliamna (12 EQs): 1 EQ ~27 km NE of the summit ML 0.1; Z = 10.6 km 1 EQ ~12 km NNE of the summit ML -0.3; Z = 5.2 km 1 low frequency EQ ~3 km ENE of the summit ML -0.3; Z = 5.1 km 1 low frequency EQ ~6 km NNE of the summit ML -0.6; Z = 2.9 km 1 EQ ~2 km SE of the summit ML -0.6; Z = 6.3 km 1 EQ ~3 km NNE of the summit ML -0.7; Z = 2.6 km 1 EQ ~3 km NE of the summit ML -0.8; Z = 0.6 km 1 low frequency EQ ~2 km SE of the summit ML -0.8; Z = -0.3 km 1 EQ ~3 km ENE of the summit ML -0.8; Z = 0.2 km 1 EQ ~2 km NNW of the summit ML -0.8; Z = 3.0 km 1 EQ ~2 km E of the summit ML -0.8; Z = 4.2 km 1 EQ ~2 km NNE of the summit ML -1.0; Z = -2.0 km Katmai (6 EQs): 1 EQ ~0 km WSW of the summit ML 0.1; Z = 2.8 km 1 EQ ~0 km NNW of the summit ML -0.0; Z = 1.7 km 1 EQ ~3 km NW of the summit ML -0.0; Z = 2.9 km 1 EQ ~3 km WNW of the summit ML -0.1; Z = 3.0 km 1 EQ ~0 km NW of the summit ML -0.2; Z = 2.8 km 1 EQ ~3 km NW of the summit ML -0.3; Z = 3.0 km Redoubt (3 EQs): 1 EQ ~2 km WNW of the summit ML -0.6; Z = 0.8 km 1 EQ ~3 km N of the summit ML -0.8; Z = 3.8 km 1 EQ ~6 km N of the summit ML -0.9; Z = 5.3 km Martin (2 EQs): 1 EQ ~0 km SE of the summit ML 0.6; Z = 0.8 km 1 EQ ~1 km NW of the summit ML 0.2; Z = 1.7 km Pavlof (2 EQs): 1 low frequency EQ ~7 km W of the summit ML 1.1; Z = 7.3 km 1 moderately deep low frequency EQ ~10 km SW of the summit ML 0.2; Z = 10.5 km Spurr (2 EQs): 1 EQ ~27 km NE of the summit ML -0.3; Z = 7.7 km 1 EQ ~0 km W of the summit ML -1.1; Z = 1.6 km Takawangha (2 EQs): 1 EQ ~16 km E of the summit ML 1.3; Z = 3.1 km 1 EQ ~11 km E of the summit ML 0.8; Z = 4.1 km Cleveland: 1 EQ ~13 km ESE of the summit ML 1.2; Z = 7.5 km Snowy: 1 EQ ~5 km NW of the summit ML -0.0; Z = 6.8 km Ugashik-Peulik: 1 EQ ~18 km NE of the summit ML 0.7; Z = 10.4 km Recheshnoi: 1 EQ ~23 km E of the summit ML 0.8; Z = 10.8 km Attachments: This message is posted in the AVO Logs at https://www.avo.alaska.edu/admin/logs/posts/show/454653 _______________________________________________ Avo_ops mailing list -- avo_ops(a)list.avo.alaska.edu To unsubscribe send an email to avo_ops-leave(a)list.avo.alaska.edu

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