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Rusia · Estratovolcán

Monte Bezymianny

Bezymianny

Tipo
Estratovolcán
Altitud
2882 m
Última erupción
2025
Monte Bezymianny
Foto: Игорь Шпиленок · CC BY-SA 3.0 · Wikimedia Commons
Tipo
Estratovolcán
País
Rusia
Región
Pacífico Noroccidental / Eastern Kamchatka Volcanic Arc
Altitud
2882 m
Coordenadas
55.972, 160.595
Última erupción
2025
Contexto tectónico
Zona de subducción / Corteza continental (> 25 km)
Forma volcánica
Compuesto
Roca principal
Andesita / Andesita basáltica
Resumen geológico

The modern Bezymianny, much smaller than its massive neighbors Kamen and Kliuchevskoi on the Kamchatka Peninsula, was formed about 4,700 years ago over a late-Pleistocene lava-dome complex and an edifice built about 11,000-7,000 years ago. Three periods of intensified activity have occurred during the past 3,000 years. The latest period, which was preceded by a 1,000-year quiescence, began with the dramatic 1955-56 eruption. This eruption, similar to that of St. Helens in 1980, produced a large open crater that was formed by collapse of the summit and an associated lateral blast. Subsequent episodic but ongoing lava-dome growth, accompanied by intermittent explosive activity and pyroclastic flows, has largely filled the 1956 crater.

Resumen de Wikipedia

Resumen en inglés

Bezymianny is an active stratovolcano in Kamchatka, Russia. Bezymianny volcano had been considered extinct until 1955. Activity started in 1955, culminating in a dramatic eruption on 30 March 1956. This eruption, similar to the 1980 eruption of Mount St. Helens, produced a large horseshoe-shaped crater that was formed by a sector collapse and an associated lateral blast. Subsequent episodic but ongoing lava dome growth, accompanied by intermittent explosive activity and pyroclastic flows, has largely filled the 1956 crater. The most recent eruption of lava flows occurred in February 2013. An explosive eruption on 20 December 2017 released an ash plume rising to a height of 15 kilometres (49,000 ft) above sea level, which drifted for 320 kilometres (200 mi) NE. The volcano erupted similarly on 28 May 2022, again spewing an ash plume over 15 kilometres (49,000 ft) high. On April 7, 2023, Russia reported Bezymianny had erupted explosively again and the Federal Agency for Air Transport, Rosaviatsiya, issued a Notice to Airmen (NOTAM) and raised the aviation Color Code Red. The eruption formed a column of ash that rose to a height of 12 kilometres (39,000 ft) and was drifting to the southeast slowly. The ash plume stretched out across a distance of 2,000 kilometres (1,200 mi).

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Historial de erupciones

71 registradasGlosario
Resumen (VEI en el tiempo)
Haga clic en una barra para ver erupciones individuales · Usa las flechas para moverte entre barras y Enter para abrir
7050 a. C.~6748 a. C. · 1 erupciones · VEI máx. ?5235 a. C.~4933 a. C. · 1 erupciones · VEI máx. ?2815 a. C.~2513 a. C. · 1 erupciones · VEI máx. ?1606 a. C.~1303 a. C. · 2 erupciones · VEI máx. ?698 a. C.~396 a. C. · 1 erupciones · VEI máx. 493 a. C.~209 · 2 erupciones · VEI máx. ?209~512 · 1 erupciones · VEI máx. ?512~814 · 2 erupciones · VEI máx. 4814~1117 · 2 erupciones · VEI máx. 41722~2024 · 58 erupciones · VEI máx. 57050 a. C.4933 a. C.2513 a. C.396 a. C.1722

Línea de tiempo detallada

  1. 2024VEI 3Observado
    2024-12-24 – 2025-12-04
  2. 2022VEI 3Observado
    2022-03-15 – 2024-08-14
    Summit crater
  3. 2016VEI 3Observado
    2016-12-05 – 2021-02-01
    Summit crater
  4. 2014VEI ?Observado
    2014-06-12 – 2014-08-29
    Summit crater
  5. 2012VEI ?Observado
    2012-02-12 – 2013-06-20
    Summit crater
  6. 2011VEI ?Observado
    2011-09-06 – 2011-10-26
  7. 2010VEI 3Observado
    2010-05-21 – 2011-04-29
    Summit crater
  8. 2009VEI 3Observado
    2009-12-17 – 2010-02-16
  9. 2008VEI 3Observado
    2008-07-11 – 2008-08-23
  10. 2007VEI 3Observado
    2007-05-10 – 2007-12-24
  11. 2006VEI 3Observado
    2006-04-16 – 2006-12-29
  12. 2005VEI 2Observado
    2005-11-29 – 2005-12-01
  13. 2004VEI 3Observado
    2004-01-14 – 2005-02-16
  14. 2003VEI 3Observado
    2003-07-26 – 2003-08-01
  15. 2002VEI 2Observado
    2002-12-25 – 2002-12-28
  16. 2001VEI 3Observado
    2001-07-23 – 2001-08-10
  17. 2001VEI 2Observado
    2001-12-10 – 2002-01-06
  18. 2000VEI 2Observado
    2000-03-14 – 2000-03-26
  19. 2000VEI 2Observado
    2000-07-18 – 2000-11-04
  20. 1999VEI 2Observado
    1999-02-25 – 1999-02-25
  21. 1998VEI 0Observado
    1998-06-20 – 1998-06-22
  22. 1997VEI 3Observado
    1997-05-08 – 1997-05-16
  23. 1997VEI 3Observado
    1997-12-05 – 1997-12-06
  24. 1996VEI 0Observado
    1996-07-23 – 1996-09-01
  25. 1995VEI 3Observado
    1995-09-16 – 1995-10-08
  26. 1994VEI 2Observado
    1994-07-07 – 1994-10-05
  27. 1993VEI 3Observado
    1993-10-21 – 1994-02-04
  28. 1992VEI 2Observado
    1992-03-12 – 1992-06-12
  29. 1990VEI 3Observado
    1990-01-29 – 1991-11-29
  30. 1989VEI 2Observado
    1989-08-01 – 1989-08-04
  31. 1986VEI 2Observado
    1986-03-26 – 1986-06-29
  32. 1986VEI 3Observado
    1986-12-05 – 1988-07-26
  33. 1985VEI 3Observado
    1985-06-12 – 1985-12-14
  34. 1984VEI 3Observado
    1984-02-05 – 1984-12-16
  35. 1981VEI 3Observado
    1981-06-12 – 1983-05-22
  36. 1980VEI 3Observado
    1980-04-18 – 1980-04-19
  37. 1980VEI 2Observado
    1980-08-21 – 1980-08-27
  38. 1979VEI 3Observado
    1979-02-11 – fin desconocido
  39. 1979VEI 2Observado
    1979-09-18 – fin desconocido
  40. 1978VEI 2Observado
    1978-09-08 – fin desconocido
  41. 1977VEI 3Observado
    1977-03-25 – fin desconocido
  42. 1976VEI 2Observado
    1976-03-25 – fin desconocido
  43. 1971VEI 3Observado
    1971-03-16 – 1974-12-16
  44. 1965VEI 3Observado
    1965-03-09 – 1970-03-16
  45. 1964VEI 2Observado
    1964-06-25 – 1964-09-20
  46. 1964VEI 1Observado
    1964-12-25 – 1964-12-26
  47. 1963VEI 1Observado
    1963-05-16 – 1963-09-16
  48. 1962VEI 2Observado
    1962-10-21 – 1962-11-06
  49. 1961VEI 3Observado
    1961-03-25 – 1961-03-26
  50. 1961VEI 2Observado
    1961-05-21 – 1961-06-06
  51. 1961VEI 3Observado
    1961-10-18 – 1961-12-15
  52. 1960VEI 2Observado
    1960-04-13 – 1960-04-14
  53. 1959VEI 1Observado
    1959-10-15 – 1959-11-04
  54. 1958VEI 1Observado
    1958-01-16 – 1958-02-14
  55. 1958VEI 1Observado
    1958-05-21 – fin desconocido
  56. 1958VEI 2Observado
    1958-12-28 – 1959-03-30
  57. 1957VEI 2Observado
    1957-07-31 – 1957-07-31
  58. 1955VEI 5Observado
    1955-10-22 – 1957-03-01
  59. 950VEI 4Estimación geológica
    950 – fin desconocido
    Summit region and western flank
  60. 850VEI ?Estimación geológica
    850 – fin desconocido
  61. 700 (±50 años)VEI 4Estimación geológica
    700 – fin desconocido
    East summit region (Razrushenny dome)
  62. 600VEI ?Estimación geológica
    600 – fin desconocido
  63. 250VEI ?Estimación geológica
    250 – fin desconocido
  64. 150VEI ?Estimación geológica
    150 – fin desconocido
  65. 50VEI ?Estimación geológica
    50 – fin desconocido
  66. 450 a. C.VEI 4Estimación geológica
    450 a. C. – fin desconocido
  67. 1350 a. C.VEI ?Estimación geológica
    1350 a. C. – fin desconocido
  68. 1550 a. C. (±500 años)VEI ?Estimación geológica
    1550 a. C. – fin desconocido
    Expeditsii and Exstrusivny Greben
  69. 2750 a. C. (±500 años)VEI ?Estimación geológica
    2750 a. C. – fin desconocido
  70. 5050 a. C.VEI ?Estimación geológica
    5050 a. C. – fin desconocido
    Pra-Bezymianny
  71. 7050 a. C. (±2000 años)VEI ?Estimación geológica
    7050 a. C. – fin desconocido
    Pra-Bezymianny

Volcanes cercanos

Enlaces externos

⚠ Solo como referencia. No apto para respuesta ante emergencias.