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Kristín Jónsdóttir

@krjonsdottir.bsky.social
391 followers 166 following 34 posts

Seismologist -Volcano/Earthquake/Natural hazard monitoring at the Icelandic Meteorological Office -W-African dance & music -Outdoors -Earth -Space (she/her)-New drummer

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Kristín Jónsdóttir @krjonsdottir.bsky.social · 01/04/2025
! Dike intrusion started in Sundhnúksgígaröð.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 31/03/2025
The lightning detector in our garden in Reykjavík (Kópó) detected an impressive range of lightings today, with closest lightning only about 60 km away and the farthest over 9000 km away! @blitzortung.bsky.social
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Reposted by Kristín Jónsdóttir
Maya Wei-Haas, PhD @mayaweihaas.bsky.social · 28/03/2025
The M7.7 quake ruptured roughly 200 kilometers of Myanmar's Sagaing Fault. According to @judithgeology.bsky.social and @kyle-bradley.bsky.social, there's likely up to 5 meters of slip along the fault. This is a big one near some dense populations. More in their summary below:
earthquakeinsights.substack.com
Catastrophic M7.7 earthquake caused by rupture of Sagaing Fault in Myanmar
Limited reporting thus far from Myanmar, but this is a big one
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Reposted by Kristín Jónsdóttir
Bertrand Delouis @bertranddelouis.bsky.social · 28/03/2025
First slip map for the Mw 7.8 Myanmar earthquake. Propagation of rupture towards the South. Slipnear method (Géoazur/OCA).
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 28/03/2025
Latest news from IMO. Svartsengi still inflating. Eruption likely in the coming days...
en.vedur.is
Eruption at the Sundhnúkur crater row remains likely | News | Icelandic Meteorological office
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 19/03/2025
Discussion about the Nature paper on Öræfajökull: communities.springernature.com/posts/insigh...
communities.springernature.com
Insights into the reawakening of Öræfajökull volcano, Iceland
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 18/03/2025
Latest update from IMO about Svartsengi: Magma continues to accumulate, and its volume beneath Svartsengi has never been greater since the eruption sequence began in December 2023. The most likely scenario is an eruption in the area between Sundhnúkur and Stóra-Skógfell en.vedur.is/about-imo/ne...
en.vedur.is
No sign of subsidence around Svartsengi | News | Icelandic Meteorological office
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 18/03/2025
www.nature.com/articles/s43... New paper out! Led by colleagues at Uppsala University. Structure of Öræfajökull volcano revealed by data collected during intrusive activity 2016-2018.
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Reposted by Kristín Jónsdóttir
Callan Bentley @callanbentley.bsky.social · 16/03/2025
Getting Plinian... Looking at eruptive styles within the Bishop Tuff today. This outcrop is from the Chalfant Quarry, north of Bishop. ⚒️
Photograph of a student standing in front of a cliff like outcrop of tuff, layered for the first 2 meters, then massive and matrix-supported for the upper 3 meters. Some gravel is in the foreground and the sky is blue.
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Reposted by Kristín Jónsdóttir
Boris Behncke @borisetneo.bsky.social · 16/03/2025
On the late evening of 15 March 2025, Strombolian activity started at the Southeast Crater on #Etna. Here are a few photos taken around midnight from the area of Piano Vetore, high on the southwest flank of the volcano.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 16/03/2025
I'm no interested in travelling there and many in my group have also cancelled their plan to attend AGU fall meeting this year.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 12/03/2025
We are still waiting for an eruption. Below the latest news from the Icelandic Met Office.
en.vedur.is
Expectation of a New Eruption in the Sundhnúkur Crater Row is Ongoing | News | Icelandic Meteorological office
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 10/03/2025
Apparantly not much news about the Jan Mayen Earthquake tonight. By mistake I posted old news before about Jan Mayen Earthquake which I have now deleted. Thanks @gongudottir.bsky.social
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 10/03/2025
M6.6 Jan Mayen #Earthquake as recorded in Iceland. Note we have an experimental setup in Eldey island sw of Reykjanes peninsula which recorded the earthquake clearly. #vedurstofan
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 06/03/2025
Development of magma accumulation & estimated total volume of magma beneath Svartsengi. The zero point is based on the state before land uplift began in late October 2023. The total volume of magma beneath Svartsengi is now greater than what had accumulated before last eruption on Nov20, 2024.
From vedur.is
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Reposted by Kristín Jónsdóttir
Halldór @halbjorns.bsky.social · 03/03/2025
Arctic seaice extent may have peaked. This would be an extremely low maximum. Let's wait for NSIDC statement.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 28/02/2025
Paper out! This is one of the main and last outcomes of the IS-TREMOR project supported by the Iceland Research Fund. Shoutout to Jean for leading this work! @seismotom.bsky.social @cocaudron.bsky.social
doi.org
Dynamics of the 2021 Fagradalsfjall Eruption (Iceland) Revealed by Volcanic Tremor Patterns
Seismic network-based analysis enables to measure spatial, temporal and spectral properties of distinct tremor patterns during the eruption Minute-long tremor bursts associated with pulsating lav...
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Reposted by Kristín Jónsdóttir
Ragnar Heiðar Þrastarson @ragnarheidar.bsky.social · 27/02/2025
Hello Sentinel-2C 👋🛰️ Images from the recently launched @esa.int third #Sentinel2 satellite are now available. Some winter wonderland images from #Iceland acquired yesterday over the Northeastern highlands. 📸 Lake Mývatn 📸 Jöklusá á Fjöllum glacier river 📸 Askja volcanic caldera & lake
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Reposted by Kristín Jónsdóttir
Alex Fitzpatrick @alexjamesfitz.com · 27/02/2025
If you're worried about aviation safety, these NOAA/NWS cuts are just as alarming as anything happening at FAA.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 28/02/2025
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 26/02/2025
IMO's models suggest the volume of magma accumulated beneath Svartsengi has exceeded the amount present before the eruption that began on November 20, 2024. It is anticipated that an eruption may start in Sundhnúksgígaröð with very short warning. Below latest IMO news:
en.vedur.is
Increased likelihood of an eruption on the Sundhnúkur crater row | News | Icelandic Meteorological office
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 22/02/2025
Latest news from Iceland volcano monitoring team IMO
en.vedur.is
Increased likelihood of an eruption on the Sundhnúkur crater row | News | Icelandic Meteorological office
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 21/02/2025
Map showing eruptive fissures on the Sundhnúks craterrow since 2023
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 19/02/2025
On a short holiday in Lisbon. Beautiful city. Super happy with the 18°C & sun today ♡ I fear I will miss the onset of the next Reykjanes eruption although my colleagues are defininately on top of things back at the Iceland :) MetOffice!!!
Lisbon
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 19/02/2025
en.vedur.is/about-imo/ne...
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Reposted by Kristín Jónsdóttir
Boris Behncke @borisetneo.bsky.social · 18/02/2025
The latest weekly Bulletin on the activity of #Etna is out, with lots of details, data and images! www.ct.ingv.it/joomlatools-...
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Reposted by Kristín Jónsdóttir
Miguel Arroz @arroz.mastodon.social.ap.brid.gy · 17/02/2025
The Lisbon quake magnitude is being set between 4.7-4.9, depending on the source. So far, no news of any damage nor injuries. Apparently no Tsunami warning as well, although I can't find any official source saying so. earthquake.usgs.gov/earthquakes/eve…
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 17/02/2025
In my way to Lisbon...
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 16/02/2025
Nice to observe that the M2.8 earthquake that occurred this morning (the Hvalhnúksfault) was recorded on the DAS and is clearly seen in the raw data, also on the N-cable we just installed. The earthquake was felt in the capital region. en.vedur.is#quakes www.youtube.com/watch?v=LFQf...
M2.8 clearly seen on the optical fibersM2.8 earthquake this morning on the Hvalhnúksfault. DAS and cable layout.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 15/02/2025
Again: Live "waterfall" DAS-streaming. The unit is now set to record 2 fibers, from Keflavík to Reykjavík (left) and from Kef along the south coast to Þorlákshöfn (right). It is the first time we see what is going on along the fiber north of Svartsengi and Grindavík. Next eruption expected any day!
youtube.com
Veðurstofa Íslands Live Stream
YouTube video by Veðurstofa Íslands
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 15/02/2025
magmarising.org An art exhibition in Cambridge.. Sounds so much fun.. Wish I could go!!!
magmarising.org
Magma Rising – an art exhibition
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 15/02/2025
Distinguishing between tectonic and volcanic earthquake swarms can be tricky
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Reposted by Kristín Jónsdóttir
AIV - Associazione Italiana di Vulcanologia @aivulcan.bsky.social · 13/02/2025
Some amazing pictures of the active lava flow at the base of the Bocca Nuova crater #Etna 🌋 Credits: Emilio Messina Photography
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Reposted by Kristín Jónsdóttir
VolcanoDiscovery @volcano.link · 11/02/2025
#Etna #volcano (Sicily, Italy): outpouring lava flows - The effusive eruption at the volcano persists. The advancing lava flow continues to be active on the western-southwestern flank, emitting from the new vent at the southern base of the summit crater complex. It has extended approximately 2 k...
volcanodiscovery.com
Etna volcano (Sicily, Italy): outpouring lava flows
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 11/02/2025
Live webcam www.youtube.com/live/oG5zz9S...
youtube.com
Kīlauea Volcano, Hawaii (Halemaʻumaʻu crater)
YouTube video by USGS
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Reposted by Kristín Jónsdóttir
Jannes Münchmeyer @jannesmunch.bsky.social · 10/02/2025
Hi Seismo-Bluesky! I decided to test a pipeline with SeisBench, PyOcto, NonLinLoc, and HypoDD on the Santorini sequence. The level of activity (>4,500 events) is truly stunning! There are repeated bursts migrating backwards and forwards, spreading outwards from a narrow, almost linear channel.
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 11/02/2025
IMO is using fiber optic sensing (DAS) to monitor deformation related to volcanic unrest on Reykjanes Peninsula. It is a collaborative effort between Ljósleiðarinn, Reykjavik University, Caltech and University of Houston. Below a 'waterfall' plot of the raw data we are streaming (last 30 min).
youtube.com
Veðurstofa Íslands Live Stream
YouTube video by Veðurstofa Íslands
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 10/02/2025
Things to deal with after last week's red weather warning
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Reposted by Kristín Jónsdóttir
Ragnar Heiðar Þrastarson @ragnarheidar.bsky.social · 08/02/2025
Very excited to announce early public beta of our new website at The Icelandic Met Office. @maptiler.bsky.social plays a key role in delivering maps for the new site. The weather charts use their Engine + Cloud + Weather SDK with the front-end handled by our friends at #Origo -> gottvedur.is
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 09/02/2025
It is time we move the seismometer out of the garage. My drumming sessions are killing other detections. (Me drumming from 12:40-14:10. Honduras M7.6 recorded shortly after 23:30)
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 09/02/2025
The Icelandic Met Office has launched a beta version of a new website gottvedur.is/en/ For now it only contains weather info.
gottvedur.is
Veðurstofa Íslands
Veðurstofa Íslands
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 09/02/2025
Our (Icelandic Met Office) latest news on the Reykjanes Peninsula. Magma accumulation beneath Svartsengi continues. We are expecting a new eruption in Sundhnúks crater row. en.vedur.is/about-imo/ne...
en.vedur.is
The period of increased risk of a volcanic eruption at Sundhnúkur may last for several weeks | News | Icelandic Meteorological office
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Reposted by Kristín Jónsdóttir
Thomas R. Walter @trwalter.bsky.social · 06/02/2025
Earthquake activity offshore Santorini, Greece, imaged in high-resolution and processed by Marius Isken in our team at GFZ using github.com/pyrocko/qseek
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Kristín Jónsdóttir @krjonsdottir.bsky.social · 09/02/2025
Like many of you I left Twitter (a long time ago) and am going to try Bluesky! My username stays the same krjonsdottir!
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