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#lahar — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #lahar, aggregated by home.social.

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  1. Influence Of Modeling Assumptions On Pedestrian Evacuation Success For Non-Eruptive Lahar Hazards At Mount Rainier, Washington
    --
    doi.org/10.1016/j.ijdrr.2026.1 <-- shared paper
    --
    sciencebase.gov/catalog/item/6 <-- shared, related open data source
    --
    [I still remember working on and being fascinated by lahars being an engineering geologist in Washington State (and from my time studying in New Zealand), although (of course) not to this level of detail/focus]
    #volcano #lahar #evacuation #exposure #model #modeling #engineeringeology #risk #hazard #naturalhazard #MountRainer #Washington #USA #spatialanalysis #spatiotemporal #emergencymanagement #GIS #spatial #mapping #publicsafety #hazardzone #vulcanism #downstream #debrisflow #massmovement #monitoring #detection #geostatistics #demographics #atrisk #fedscience #publicgood #fedservice #opendata
    @USGS

  2. Influence Of Modeling Assumptions On Pedestrian Evacuation Success For Non-Eruptive Lahar Hazards At Mount Rainier, Washington
    --
    doi.org/10.1016/j.ijdrr.2026.1 <-- shared paper
    --
    sciencebase.gov/catalog/item/6 <-- shared, related open data source
    --
    [I still remember working on and being fascinated by lahars being an engineering geologist in Washington State (and from my time studying in New Zealand), although (of course) not to this level of detail/focus]
    #volcano #lahar #evacuation #exposure #model #modeling #engineeringeology #risk #hazard #naturalhazard #MountRainer #Washington #USA #spatialanalysis #spatiotemporal #emergencymanagement #GIS #spatial #mapping #publicsafety #hazardzone #vulcanism #downstream #debrisflow #massmovement #monitoring #detection #geostatistics #demographics #atrisk #fedscience #publicgood #fedservice #opendata
    @USGS

  3. Influence Of Modeling Assumptions On Pedestrian Evacuation Success For Non-Eruptive Lahar Hazards At Mount Rainier, Washington
    --
    doi.org/10.1016/j.ijdrr.2026.1 <-- shared paper
    --
    sciencebase.gov/catalog/item/6 <-- shared, related open data source
    --
    [I still remember working on and being fascinated by lahars being an engineering geologist in Washington State (and from my time studying in New Zealand), although (of course) not to this level of detail/focus]
    #volcano #lahar #evacuation #exposure #model #modeling #engineeringeology #risk #hazard #naturalhazard #MountRainer #Washington #USA #spatialanalysis #spatiotemporal #emergencymanagement #GIS #spatial #mapping #publicsafety #hazardzone #vulcanism #downstream #debrisflow #massmovement #monitoring #detection #geostatistics #demographics #atrisk #fedscience #publicgood #fedservice #opendata
    @USGS

  4. Influence Of Modeling Assumptions On Pedestrian Evacuation Success For Non-Eruptive Lahar Hazards At Mount Rainier, Washington
    --
    doi.org/10.1016/j.ijdrr.2026.1 <-- shared paper
    --
    sciencebase.gov/catalog/item/6 <-- shared, related open data source
    --
    [I still remember working on and being fascinated by lahars being an engineering geologist in Washington State (and from my time studying in New Zealand), although (of course) not to this level of detail/focus]
    #volcano #lahar #evacuation #exposure #model #modeling #engineeringeology #risk #hazard #naturalhazard #MountRainer #Washington #USA #spatialanalysis #spatiotemporal #emergencymanagement #GIS #spatial #mapping #publicsafety #hazardzone #vulcanism #downstream #debrisflow #massmovement #monitoring #detection #geostatistics #demographics #atrisk #fedscience #publicgood #fedservice #opendata
    @USGS

  5. Influence Of Modeling Assumptions On Pedestrian Evacuation Success For Non-Eruptive Lahar Hazards At Mount Rainier, Washington
    --
    doi.org/10.1016/j.ijdrr.2026.1 <-- shared paper
    --
    sciencebase.gov/catalog/item/6 <-- shared, related open data source
    --
    [I still remember working on and being fascinated by lahars being an engineering geologist in Washington State (and from my time studying in New Zealand), although (of course) not to this level of detail/focus]

    @USGS

  6. Living near the Pacific Ocean and previously amongst the Pacific Rim volcanoes in Washington State and Oregon, I have learned to be aware of tsunami or lahar threats and evacuation routes.

    I was just thinking that while visiting Salem OR there is an earthquake risk, but no walls of water or boulder strewn hot mud are expected.

    #CampingWithJeff # #tsunami #lahar

  7. Living near the Pacific Ocean and previously amongst the Pacific Rim volcanoes in Washington State and Oregon, I have learned to be aware of tsunami or lahar threats and evacuation routes.

    I was just thinking that while visiting Salem OR there is an earthquake risk, but no walls of water or boulder strewn hot mud are expected.

    #CampingWithJeff # #tsunami #lahar

  8. Living near the Pacific Ocean and previously amongst the Pacific Rim volcanoes in Washington State and Oregon, I have learned to be aware of tsunami or lahar threats and evacuation routes.

    I was just thinking that while visiting Salem OR there is an earthquake risk, but no walls of water or boulder strewn hot mud are expected.

    #CampingWithJeff # #tsunami #lahar

  9. Living near the Pacific Ocean and previously amongst the Pacific Rim volcanoes in Washington State and Oregon, I have learned to be aware of tsunami or lahar threats and evacuation routes.

    I was just thinking that while visiting Salem OR there is an earthquake risk, but no walls of water or boulder strewn hot mud are expected.

    #CampingWithJeff # #tsunami #lahar

  10. Living near the Pacific Ocean and previously amongst the Pacific Rim volcanoes in Washington State and Oregon, I have learned to be aware of tsunami or lahar threats and evacuation routes.

    I was just thinking that while visiting Salem OR there is an earthquake risk, but no walls of water or boulder strewn hot mud are expected.

    #CampingWithJeff # #tsunami #lahar

  11. CNE declara alerta naranja para Parque Nacional Volcán Poás y Toro Amarillo

    CNE declara alerta naranja para Parque Nacional Volcán Poás y Toro Amarillo
    Alajuela, 31 mar (elmundo.cr) – La Comisión Nacional de Prevención de Riesgos y Atención de Emergencias (CNE) [...]

    #ActividadVolcánica #AlertaNaranja #AlertaVerde #CNE #Ceniza #CostaRica #ErupciónVolcánica #Gases #Lahar #OVSICORI #ParqueNacionalVolcánPoás #RSN #Sarchí #Sismología #ToroAmarillo #VolcánPoás #Vulcanología

    elmundo.cr/costa-rica/cne-decl

  12. A 22-million-year-old petrified #mangrove forest found in the Panama Canal phys.org/news/2024-01-million-

    An early #Miocene (#Aquitanian) mangrove #fossil forest buried by a #volcanic lahar at #BarroColoradoIsland, #Panama sciencedirect.com/science/arti

    "approximately 1 million years after the formation of #BarroColorado Island, a #volcano erupted, followed by a #lahar, which covered the island with mud and rocks. It also covered the #MangroveForest that had grown around the edges of the island."

  13. A 22-million-year-old petrified #mangrove forest found in the Panama Canal phys.org/news/2024-01-million-

    An early #Miocene (#Aquitanian) mangrove #fossil forest buried by a #volcanic lahar at #BarroColoradoIsland, #Panama sciencedirect.com/science/arti

    "approximately 1 million years after the formation of #BarroColorado Island, a #volcano erupted, followed by a #lahar, which covered the island with mud and rocks. It also covered the #MangroveForest that had grown around the edges of the island."

  14. A 22-million-year-old petrified #mangrove forest found in the Panama Canal phys.org/news/2024-01-million-

    An early #Miocene (#Aquitanian) mangrove #fossil forest buried by a #volcanic lahar at #BarroColoradoIsland, #Panama sciencedirect.com/science/arti

    "approximately 1 million years after the formation of #BarroColorado Island, a #volcano erupted, followed by a #lahar, which covered the island with mud and rocks. It also covered the #MangroveForest that had grown around the edges of the island."

  15. A 22-million-year-old petrified #mangrove forest found in the Panama Canal phys.org/news/2024-01-million-

    An early #Miocene (#Aquitanian) mangrove #fossil forest buried by a #volcanic lahar at #BarroColoradoIsland, #Panama sciencedirect.com/science/arti

    "approximately 1 million years after the formation of #BarroColorado Island, a #volcano erupted, followed by a #lahar, which covered the island with mud and rocks. It also covered the #MangroveForest that had grown around the edges of the island."

  16. A 22-million-year-old petrified #mangrove forest found in the Panama Canal phys.org/news/2024-01-million-

    An early #Miocene (#Aquitanian) mangrove #fossil forest buried by a #volcanic lahar at #BarroColoradoIsland, #Panama sciencedirect.com/science/arti

    "approximately 1 million years after the formation of #BarroColorado Island, a #volcano erupted, followed by a #lahar, which covered the island with mud and rocks. It also covered the #MangroveForest that had grown around the edges of the island."

  17. When they said, “#PugetSound is built on #Rainier’s mudflows,” I didn’t realize they meant that there was no land where Tacoma, Kent, Auburn, and Renton currently are before the colossal #OsceolaMudflow filled in those parts of Puget Sound 5600 years ago.

    #seattle #geology #lahar #MtRainier #Takoma #volcano

  18. When they said, “#PugetSound is built on #Rainier’s mudflows,” I didn’t realize they meant that there was no land where Tacoma, Kent, Auburn, and Renton currently are before the colossal #OsceolaMudflow filled in those parts of Puget Sound 5600 years ago.

    #seattle #geology #lahar #MtRainier #Takoma #volcano

  19. When they said, “#PugetSound is built on #Rainier’s mudflows,” I didn’t realize they meant that there was no land where Tacoma, Kent, Auburn, and Renton currently are before the colossal #OsceolaMudflow filled in those parts of Puget Sound 5600 years ago.

    #seattle #geology #lahar #MtRainier #Takoma #volcano

  20. When they said, “#PugetSound is built on #Rainier’s mudflows,” I didn’t realize they meant that there was no land where Tacoma, Kent, Auburn, and Renton currently are before the colossal #OsceolaMudflow filled in those parts of Puget Sound 5600 years ago.

    #seattle #geology #lahar #MtRainier #Takoma #volcano

  21. Via the U.S. Geological Survey, on Tuesday, a small debris flow was detected by several of Mount Rainier's lahar monitoring stations, likely the result of an outburst of water from the South Tahoma Glacier that grew into a debris flow, which isn't surprising given the current heat wave in WA.

    More from the USGS Volcanoes Instagram account: instagram.com/p/CwBew8mPJlb/?i

  22. Via the U.S. Geological Survey, on Tuesday, a small debris flow was detected by several of Mount Rainier's lahar monitoring stations, likely the result of an outburst of water from the South Tahoma Glacier that grew into a debris flow, which isn't surprising given the current heat wave in WA.

    More from the USGS Volcanoes Instagram account: instagram.com/p/CwBew8mPJlb/?i

    #MtRainier #Lahar #Volcanology #Volcano #Tahoma #Geohazards #WA #Seattle #Tacoma #USGS

  23. Via the U.S. Geological Survey, on Tuesday, a small debris flow was detected by several of Mount Rainier's lahar monitoring stations, likely the result of an outburst of water from the South Tahoma Glacier that grew into a debris flow, which isn't surprising given the current heat wave in WA.

    More from the USGS Volcanoes Instagram account: instagram.com/p/CwBew8mPJlb/?i

    #MtRainier #Lahar #Volcanology #Volcano #Tahoma #Geohazards #WA #Seattle #Tacoma #USGS

  24. Via the U.S. Geological Survey, on Tuesday, a small debris flow was detected by several of Mount Rainier's lahar monitoring stations, likely the result of an outburst of water from the South Tahoma Glacier that grew into a debris flow, which isn't surprising given the current heat wave in WA.

    More from the USGS Volcanoes Instagram account: instagram.com/p/CwBew8mPJlb/?i

    #MtRainier #Lahar #Volcanology #Volcano #Tahoma #Geohazards #WA #Seattle #Tacoma #USGS

  25. Via the U.S. Geological Survey, on Tuesday, a small debris flow was detected by several of Mount Rainier's lahar monitoring stations, likely the result of an outburst of water from the South Tahoma Glacier that grew into a debris flow, which isn't surprising given the current heat wave in WA.

    More from the USGS Volcanoes Instagram account: instagram.com/p/CwBew8mPJlb/?i

    #MtRainier #Lahar #Volcanology #Volcano #Tahoma #Geohazards #WA #Seattle #Tacoma #USGS

  26. Sinuous Channels East Of Olympus Mons, Mars - Implications For Volcanic, Hydrological, And Tectonic Processes
    --
    doi.org/10.1016/j.icarus.2021. <-- paper
    -
    "HIGHLIGHTS:
    • [They] mapped channels and fossae within the volcanic plains east of Olympus Mons.
    • Late Amazonian channels east of Olympus Mons formed by eruptions of lava or water.
    • Fossae morphologies correspond to episodes of magmatic dike and sill emplacement.
    • Loading of Olympus Mons may control magmatic ascent processes and eruption types..."
    -
    #GIS #spatial #mapping #volcanism #tectonics #Mars #surface #interior #geologicalprocesses #remotesensing #map #geology #extraterrestrial #OlympusMons #volcanic #water #hydrology #hydrospatial #lava #fossae #morphology #geomorphology #magma #dike #sill #eruption #plains #traps #facies #map #survey #fluvial #bedrock #erosion #weathering #groundwater #surfacewater #regolith #lahar #meltwater #snow #ice #isostatic #HiRISE #CTX #imagery #chronostratigraphic #model #modeling #gischat

  27. Sinuous Channels East Of Olympus Mons, Mars - Implications For Volcanic, Hydrological, And Tectonic Processes
    --
    doi.org/10.1016/j.icarus.2021. <-- paper
    -
    "HIGHLIGHTS:
    • [They] mapped channels and fossae within the volcanic plains east of Olympus Mons.
    • Late Amazonian channels east of Olympus Mons formed by eruptions of lava or water.
    • Fossae morphologies correspond to episodes of magmatic dike and sill emplacement.
    • Loading of Olympus Mons may control magmatic ascent processes and eruption types..."
    -
    #GIS #spatial #mapping #volcanism #tectonics #Mars #surface #interior #geologicalprocesses #remotesensing #map #geology #extraterrestrial #OlympusMons #volcanic #water #hydrology #hydrospatial #lava #fossae #morphology #geomorphology #magma #dike #sill #eruption #plains #traps #facies #map #survey #fluvial #bedrock #erosion #weathering #groundwater #surfacewater #regolith #lahar #meltwater #snow #ice #isostatic #HiRISE #CTX #imagery #chronostratigraphic #model #modeling #gischat

  28. Sinuous Channels East Of Olympus Mons, Mars - Implications For Volcanic, Hydrological, And Tectonic Processes
    --
    doi.org/10.1016/j.icarus.2021. <-- paper
    -
    "HIGHLIGHTS:
    • [They] mapped channels and fossae within the volcanic plains east of Olympus Mons.
    • Late Amazonian channels east of Olympus Mons formed by eruptions of lava or water.
    • Fossae morphologies correspond to episodes of magmatic dike and sill emplacement.
    • Loading of Olympus Mons may control magmatic ascent processes and eruption types..."
    -
    #GIS #spatial #mapping #volcanism #tectonics #Mars #surface #interior #geologicalprocesses #remotesensing #map #geology #extraterrestrial #OlympusMons #volcanic #water #hydrology #hydrospatial #lava #fossae #morphology #geomorphology #magma #dike #sill #eruption #plains #traps #facies #map #survey #fluvial #bedrock #erosion #weathering #groundwater #surfacewater #regolith #lahar #meltwater #snow #ice #isostatic #HiRISE #CTX #imagery #chronostratigraphic #model #modeling #gischat

  29. Sinuous Channels East Of Olympus Mons, Mars - Implications For Volcanic, Hydrological, And Tectonic Processes
    --
    doi.org/10.1016/j.icarus.2021. <-- paper
    -
    "HIGHLIGHTS:
    • [They] mapped channels and fossae within the volcanic plains east of Olympus Mons.
    • Late Amazonian channels east of Olympus Mons formed by eruptions of lava or water.
    • Fossae morphologies correspond to episodes of magmatic dike and sill emplacement.
    • Loading of Olympus Mons may control magmatic ascent processes and eruption types..."
    -
    #GIS #spatial #mapping #volcanism #tectonics #Mars #surface #interior #geologicalprocesses #remotesensing #map #geology #extraterrestrial #OlympusMons #volcanic #water #hydrology #hydrospatial #lava #fossae #morphology #geomorphology #magma #dike #sill #eruption #plains #traps #facies #map #survey #fluvial #bedrock #erosion #weathering #groundwater #surfacewater #regolith #lahar #meltwater #snow #ice #isostatic #HiRISE #CTX #imagery #chronostratigraphic #model #modeling #gischat

  30. Sinuous Channels East Of Olympus Mons, Mars - Implications For Volcanic, Hydrological, And Tectonic Processes
    --
    doi.org/10.1016/j.icarus.2021. <-- paper
    -
    "HIGHLIGHTS:
    • [They] mapped channels and fossae within the volcanic plains east of Olympus Mons.
    • Late Amazonian channels east of Olympus Mons formed by eruptions of lava or water.
    • Fossae morphologies correspond to episodes of magmatic dike and sill emplacement.
    • Loading of Olympus Mons may control magmatic ascent processes and eruption types..."
    -

  31. @janinekrippner Turns out this can also happen in lahars! Here's a spot on Mud Creek at Mount Shasta from earlier this year. That ropy thing USED to be a tree branch, as far as I can tell. Now it looks like a piece of kelp! #volcano #mudflow #lahar

  32. @janinekrippner Turns out this can also happen in lahars! Here's a spot on Mud Creek at Mount Shasta from earlier this year. That ropy thing USED to be a tree branch, as far as I can tell. Now it looks like a piece of kelp! #volcano #mudflow #lahar

  33. @janinekrippner Turns out this can also happen in lahars! Here's a spot on Mud Creek at Mount Shasta from earlier this year. That ropy thing USED to be a tree branch, as far as I can tell. Now it looks like a piece of kelp! #volcano #mudflow #lahar

  34. @janinekrippner Turns out this can also happen in lahars! Here's a spot on Mud Creek at Mount Shasta from earlier this year. That ropy thing USED to be a tree branch, as far as I can tell. Now it looks like a piece of kelp! #volcano #mudflow #lahar

  35. @janinekrippner Turns out this can also happen in lahars! Here's a spot on Mud Creek at Mount Shasta from earlier this year. That ropy thing USED to be a tree branch, as far as I can tell. Now it looks like a piece of kelp! #volcano #mudflow #lahar