Sismos Internacionais 2017

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luismeteo3

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14 Dez 2015
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Fatima (320m)
Magnitude 6.3
Region NEAR THE COAST OF WESTERN TURKEY

Date time 2017-06-12 12:28:37.9 UTC
Location 38.85 N ; 26.31 E
Depth 9 km
Macroseismic
Intensity V Effects: Strong Shaking
Distances
87 km NW of İzmir, Turkey / pop: 2,501,000 / local time: 15:28:37.9 2017-06-12

36 km SW of Mytilíni, Greece / pop: 28,400 / local time: 15:28:37.9 2017-06-12

15 km S of Plomárion, Greece / pop: 3,400 / local time: 15:28:37.9 2017-06-12
Um testemunho que encontrei:

I read the depth was like 5 meters, the sea level dropped one meter according to witnesses, snakes appeared before the quake in Turkey and the mayor of Ankara said it was man-made by their enemies!
In Lesbos we have like 11 wounded and damages of old buildings.
The seismologists expect a bigger one, so they watch this close.
 


luismeteo3

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Estragos na Grécia feitos pelo sismo de hoje. Ao que parece fez um morto na ilha de Lesbos



Its the village that has the most damages. People have evacuated it

@HumanityRoad · 36s37 seconds ago

#Greece - #earthquake evacuees from #Vrissa will be housed at a football field
 
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luismeteo3

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Sismo no Mar Egeu. Uma mulher morta na ilha grega de Lesbos
12.06.2017 às 20h37
Vítima ficou entre os escombros da sua casa, que ruiu. Autoridades falam também em 12 feridos sem gravidade

Uma mulher de 43 anos morreu entre os escombros da sua casa, que ruiu na ilha de Lesbos, Grécia, na sequência do terramoto de 6,1 graus na escala de Richter que atingiu esta segunda-feira a região do Mar Egeu.

As zonas mais atingidas de Lesbos incluem as povoações de Vrisa e Plomari, onde dezenas de edifícios sofreram importantes estragos, incluindo escolas e igrejas.

O sismo provocou ainda 12 feridos sem gravidade. No entanto, o ministro das Infraestruturas e Transportes grego, Christos Spirtzis, assegurou que equipas especiais já partiram em direção à ilha do Mediterrâneo oriental e que todas as operações estão a ser coordenadas pelo responsável da Proteção civil grega, Nikos Toskas.

Numa primeira reação, o primeiro-ministro grego, Alexis Tsipras, afirmou na rede social Facebook que os seus pensamentos estão com as populações atingidas em Lesbos e na vizinha ilha de Quios.

Tsipras destacou a "necessidade de garantir a segurança dos cidadãos" e prometeu que o Governo vai efetuar uma avaliação dos danos, para que as infraestruturas e edifícios sejam rapidamente recuperados.

O Instituto norte-americano de estudo geológico (USGS) precisou que o epicentro do tremor de terra, que ocorreu às 12:28 TMG (13:28 em Lisboa), ocorreu a 11 quilómetros a sul de Plomari, cidade no sul da ilha grega de Lesbos, e a uma profundidade de 5,7 quilómetros.

Antes, o Centro Sismológico Euro-Mediterrânico (EMSC) havia informado que o sismo aconteceu a 10 quilómetros de profundidade.

"Diversos edifícios, antigos e novos, foram afetados. Estamos a avaliar os estragos", declarou à ERT o presidente da câmara municipal de Plomari.

O abalo foi sentido na capital da Grécia, Atenas, a cerca de 300 quilómetros, e ainda em Izmir, no oeste da Turquia, e em diversos bairros de Istambul.

Até ao momento, as autoridades turcas não se tinham referido a qualquer vítima mortal ou a danos materiais significativos, mas foram registadas duas réplicas de magnitude 4,9, segundo a Agência de gestão das situações de emergência (Afad).

A Turquia e a Grécia estão situadas em importantes falhas sísmicas e são regularmente atingidas por tremores de terra.

Desde o início de 2017 que a costa turca do Mar Egeu tem sido abalada por diversos sismos de magnitude entre 5 e 5,5, numa região que nos últimos anos registou tremores de terra mortíferos.

Em 1999, dois violentos sismos de magnitude superior a 7,0 na escala de Richter devastaram as zonas povoadas e industrializadas do nordeste do país, incluindo a grande metrópole Istambul, com um balanço de 20.000 mortos.
http://expresso.sapo.pt/internacion...geu.-Uma-mulher-morta-na-ilha-grega-de-Lesbos
 
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luismeteo3

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Fatima (320m)

luismeteo3

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An 4.0 earthquake in Greenland has caused a tsunami in the Greenland village of Nuugaatsiaq.

http://earthquake-report.com/2017/06/18/tsunami-waves-damage-some-villages-on-the-greenland-coast/

11 Houses swept away.

9 people injured, 4 still missing.


http://earthquake-report.com/2017/06/18/tsunami-waves-damage-some-villages-on-the-greenland-coast/

It is now confirmed that the tsunami in Greenland was triggered by an extremely large landslide. First video here: http://sermitsiaq.ag/node/197686
 

luismeteo3

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14 Dez 2015
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Fatima (320m)
Magnitude Mw 5.8
Region WESTERN MONTANA

Date time 2017-07-06 06:30:16.1 UTC
Location 46.98 N ; 112.42 W
Depth 5 km

https://www.emsc-csem.org/Earthquake/earthquake.php?id=603488

Magnitude Mw 4.5
Region WESTERN MONTANA

Date time 2017-07-06 07:02:28.0 UTC
Location 46.90 N ; 112.53 W
Depth 10 km

https://www.emsc-csem.org/Earthquake/earthquake.php?id=603501

Update: Estes são só os 2 maiores sismos. Muitas réplicas até agora de menor intensidade.

Update 2: MISSOULA, Mont. - An earthquake strong enough to rouse sleeping residents more than 30 miles from its epicenter struck western Montana around 12:30 a.m. Thursday.

The U.S. Geological Survey says the the 5.8 magnitude earthquake hit just after midnight about 6 miles (9.7 kilometers) southeast of Lincoln.

The National Weather Service in Great Falls said on Twitter that the shaking was felt as far away as 500 miles (805 kilometers).

USGS also reports aftershocks recorded at 12:35, 12:59, 1:02, 1:08 and 1:27 a.m., at magnitudes 4.9, 3.8, 4.5, 3.9 and 4.4, respectively, all centered in the Lincoln area.
MISSOULA, Mont. - An earthquake strong enough to rouse sleeping residents more than 30 miles from its epicenter struck western Montana around 12:30 a.m. Thursday. The U.S. Geological Survey says the the 5.8 magnitude earthquake hit just after midnight about 6 miles (9.7 kilometers) southeast of Lincoln. The National Weather Service in Great Falls said on Twitter that the shaking was felt as far away as 500 miles (805 kilometers). USGS also reports aftershocks recorded at 12:35, 12:59, 1:02, 1:08 and 1:27 a.m., at magnitudes 4.9, 3.8, 4.5, 3.9 and 4.4, respectively, all centered in the Lincoln area.
 
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luismeteo3

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Update 07:59 UTC: On October 31 1935 Helena was struck by an even stronger earthquake which measured a Magnitude 6.2!
Wikipedia damage report of that earthquake :
There was widespread damage to unreinforced masonry structures in the Helena area with more than 200 chimneys being destroyed. The strongest effects were seen in the northeast, where buildings were constructed on alluvial soil, and in the southern business district, which contained many brick buildings. The most extensively damaged building was the Helena High School, which was completed in August 1935[2] and had just been dedicated in early October. The school buildings, which had cost $500,000, had not been designed to be earthquake resistant. Another building that was totally destroyed and had to be rebuilt was the Lewis and Clark County Hospital. The October 18 earthquake caused an estimated $3 million of damage to property.
The aftershock of October 31 caused an estimated $1 million of further property damage, particularly to structures already weakened by the October 18 shock.
Two people were killed by falling bricks in Helena during the October 18 shock.[2] Two brick masons died as a result of the October 31 aftershock, while removing a brick tower. Images below courtesy Wikipedia
https://earthquake-report.com/2017/07/06/strong-earthquake-montana-on-july-6-2017/

  1. NWS Great Falls‏Conta verificada@NWSGreatFalls 56 minHá 56 minutos
    Quake felt over 500 miles away. #mtwx https://earthquake.usgs.gov/earthquakes/eventpage/us10009757#map?ShakeMap… MMI Contours= false&DYFI Responses 10 km=true&DYFI Responses=true


  2. NWS Great Falls retweetou
    NWS Missoula‏Conta verificada@NWSMissoula 60 minHá 60 minutos
    #MTQuake Updated Summary: Major Quake: 5.8 @ 1230am Aftershocks: 4.9 @ 1235am, 4.5 @ 102am, 3.9 @ 108am, & 4.4 @ 127am.
 
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luismeteo3

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Many fault lines in Montana remain unmapped

The faults in Montana are smaller and far from the edge of a tectonic plate. They move just millimeters or fractions of a millimeter each year, Stickney said. They are, in effect, cracks formed by extra pressures in the middle of the larger plate.
Yellowstone and the Intermountain Seismic Belt

The planet’s crust is thinner in the region near Yellowstone National Park, which sits on top of a collapsed super volcano. The Yellowstone hotspot bakes the surface and softens it. That’s why minor earthquakes are more frequent and a very big earthquake is less likely in the immediate region. The crust is weaker so it can’t store up as much energy before being released, just like a thinner string will snap before a thicker one.

The Intermountain web of fault lines stretches from the Kalispell area through Lincoln and Helena toward Yellowstone. It then splits into two forks. The main one reaches the Wasatch Mountains and Salt Lake City in Utah. The smaller one branches into southwest Montana and central Idaho.




http://missoulian.com/news/state-an...cle_0884cdcc-cdbb-5bc9-8858-b34b56cf6b89.html
 
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