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Tom Winder

@twinderseis

Volcano Seismology @Hรกskรณli รslands ๐ŸŒ‹๐Ÿ‡ฎ๐Ÿ‡ธ๐Ÿ‡ฌ๐Ÿ‡ง๐ŸŒ

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21.09.2023
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Latest posts by Tom Winder @twinderseis

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An explosive #eruption of Hayli Gubbi #volcano, located SE of Erta'Ale in the Afar Rift (Ethiopia), began at ~08:30 UTC on Nov 23. Eruption onset was fortuitously captured by a @planet.com overpass at 08:31 UTC. Hayli Gubbi has no record of Holocene eruptions. Toulouse VAAC reporting ash to ~15 km.

23.11.2025 17:23 ๐Ÿ‘ 240 ๐Ÿ” 103 ๐Ÿ’ฌ 11 ๐Ÿ“Œ 19
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The Petrology and Geochemistry of the 2021 Fagradalsfjall Eruption, Iceland: An Eruption Sourced From Multiple, Compositionally Diverse, Nearโ€Moho Sills We use high frequency sampling to observe rapid changes in lava composition during the 183ย day 2021 Fagradalsfjall eruption The eruption was sourced from 12 to 15ย km depth, corresponding to the l...

My big paper on the 2021 Fagradalsfjall eruption is finally out! If you want to understand the recent eruptions on the Reykjanes Peninsula better, look no further: doi.org/10.1029/2024...
Letโ€™s dive in to what we found: ๐Ÿงต
1/8

28.11.2024 08:09 ๐Ÿ‘ 44 ๐Ÿ” 18 ๐Ÿ’ฌ 3 ๐Ÿ“Œ 0
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Step 1 of the journey to #AGU2023 is underway!

Swing by my poster on **Monday morning** (V11D-0090) to hear the latest story on seismicity measured during the recent uplift of #Askja #volcano, including some exciting preliminary results from an epic summer of fieldwork ๐ŸŒ‹๐Ÿ‡ฎ๐Ÿ‡ธ๐Ÿ˜โš’๏ธ

09.12.2023 08:24 ๐Ÿ‘ 12 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

We've added two new, updated maps to our post, tracking the latest seismic data in Iceland. Here's one; head to our blog to find the other one: earthquakeinsights.substack.com/p/volcanic-e...

The likelihood of a eruption in the coming days is "significant": en.vedur.is/about-imo/ne...

๐Ÿงช โš’๏ธ๐ŸŒ‹

13.11.2023 16:07 ๐Ÿ‘ 22 ๐Ÿ” 9 ๐Ÿ’ฌ 2 ๐Ÿ“Œ 0

vafri.is/quake is a good accompaniment to skjalftalisa - shows all the automatic solutions as they are published by the met office. (With the trade-off that it obvs has less reliable locations and contains some artefacts, particularly during super intense periods)

12.11.2023 23:54 ๐Ÿ‘ 2 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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..IMO confirms possiblity of a sill intrusion at Thorbjorn, and partly under Blue Lagoon, in public meeting at Grindavik...

".. at รžorbjรถrn ...sill formation, it is an intrusion at depth of five km" says Kristรญn Jรณnsdรณttir, IMO
#geology #volcanology

visir.is/g/20232483814dโ€ฆ

02.11.2023 21:21 ๐Ÿ‘ 6 ๐Ÿ” 4 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
UKRI open letter (public)

Please read and consider signing this open letter to UKRI regarding their initial and future responses to Michelle Donelan: docs.google.com/document/d/e...

30.10.2023 18:14 ๐Ÿ‘ 34 ๐Ÿ” 27 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 4
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...Continuous inflation northwest of รžorbjรถrn. New satellite data is expected later today...
Updated 29th of October at 2pm
The latest GPS deformation data around the รžorbjรถrn and Svartengi area confirm.
#geology #volcanology
en.vedur.is/about-imo/ne...

29.10.2023 15:16 ๐Ÿ‘ 7 ๐Ÿ” 3 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1
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...Inflation is measured northwest of รžorbjรถrn, a multifaceted process of quick movements is underway in Reykjanesskagi...

GPS data and InSAR image derived from satellite data from yesterday show clear signs of inflation near Svartsengi. #geology #volcanology
vedur.is/um-vi/frettir/โ€ฆ

28.10.2023 15:46 ๐Ÿ‘ 14 ๐Ÿ” 6 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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This morning at 05:35 an earthquake of M3.9, 1km NW of Mt. Thorbjorn on the Reykjanes peninsula, a seismic swarm started there just after midnight. The earthquake activity there is ongoing. It was felt in the town of Grindavรญk and in more settlements. en.vedur.is/earthq.../ea...

25.10.2023 07:59 ๐Ÿ‘ 6 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Congrats!!

04.10.2023 19:32 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0