Daulatpur saturia tornado Bangladesh 1989

June 3, 2017 | Autor: Jahidul Islam Nahid | Categoria: Disaster Management
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Daulatpur–Saturia tornado 1989






Bullet points on the daulatpur saturia tornado 1989

The Daulatpur - Saturia Tornado of Bangladesh occurred April 26, 1989 in the Dhaka region of Bangladesh.
Every home within a six kilometer area of the tornado were completely or mostly destroyed. The tornado is considered the deadliest in the world because it took the lives of over 1,300 people.
12,000 were injured
Over 80,000 people were made homeless.
It caused a total of about 1.5 million U.S. Dollars in damage
The tornado started in Daulatpur and then traveled an astonishing 50 miles north east to Saturia.
The tornado was at most 1.5 miles wide and for the majority of its life it was 1 mile wide.
The tornado caused nearly 900 million dollars in damage (it would of been much more had the houses and property been worth more)
If the same tornado went through a similarly populated area in the United States with standard $150,000 to $200,000 houses, the damage would have been around 2.5 billion to 3.2 billion















Introduction
The Daulatpur–Saturia, Bangladesh tornado was an extremely dangerous tornado that occurred in the Manikganj District, Bangladesh on April 26, 1989. It was the costliest and deadliest tornado in Bangladesh's history. There is great uncertainty about the death toll, but estimates indicate that it killed around 1,300 people, which would make it the deadliest tornado in history.
The tornado affected the cities of Daulatpur and Saturia the most, moving east through Daulatpur and eventually northeast and into Saturia. Previously, the area that the tornado hit had been in a state of drought for six months, possibly generating tornadic conditions.
Damage was extensive over the area, as countless trees were uprooted and every home within a six square kilometer area of the tornado's path was completely destroyed. After the storm hit, an article in the Bangladesh Observer stated that "The devastation was so complete, that barring some skeletons of trees, there were no signs of standing infrastructures. The tornado was estimated to be approximately one mile wide, and had a path that was about 50 miles long, through the poor areas and slums of Bangladesh. Approximately 80,000 people were left homeless by the storm, and 12,000 people were injured by the storm.Saturia and Manikganj were both fully destroyed by the tornado.












How does a tornado occur?
Tornadoes are formed when cool air descends and forms a cumulonimbus cloud. The warm air then rises and takes the place of the cool air. When the winds gather speed, they start to go up and down which then causes a circular motion.The cloud then gets sucked into the whirling winds which allows the tornado to become visible. When this resulting funnel cloud touches the ground, it is officially a tornado.



Devastation of the disaster

On 26 April 1989 a massive twister struck the Manikganj District of central Bangladesh.What became known as the Daulatpur-Saturia Tornado struck at around 1830 local time. Countless trees were uprooted and all dwellings within a 6 square km area of the tornado's path were completely destroyed.
The tornado was estimated to have been 1.5km wide and it created a path of death and destruction along an 80km path. 1,300 people lost their lives, 12.000 were injured and 80,000 made homeless.The tornado was part of an outbreak which also saw another 5 people killed and 500 injured in the Narsingdi district, 40km east of Dhaka.

Because of the poor quality of building construction across the region, it is impossible to accurately gauge the strength of the winds which occurred. But estimates suggest a range of 180 to 350kph.Although the country's tornado season is much shorter than that of North America, it is far deadlier. This is because of an absence of a sophisticated warning system plus the lack of tornado shelters and buildings capable of withstanding the destructive winds. That the Daulatpur-Saturia tornado struck during the month of April was no surprise. Although tornadoes have been recorded as early as January and as late as October, the country has a very short season which runs from mid-March to mid-May with a strong peak during April.
It took the tornado less than a half an hour to flatten 80 villages, killing scores of people with scraps of tin roofs and tree branches transformed into missiles by the 125 mile-per-hour winds.

As the extent of the disaster unfolded today, the survivors accused the Government of failing to provide emergency assistance and local hospitals of turning away victims.


The tornado struck hardest in the Tangail district, 45 miles north of Dhaka, the capital of Bangladesh.

The state radio initially underestimated the death toll, apparently one reason for the Government's failure to send relief workers and supplies immediately.

Another reason given was the scope of destruction, compounded by downed communication lines in this densely populated, impoverished country of 128 million people.

The number of injured quickly overwhelmed the local hospitals as thousands arrived for treatment, many of them bleeding from cuts.

At least 120 of the dead came from Bashail, a village where the victims included students in a boarding school building that collapsed on top of them, said Irsat Jahan, the local administrator.

"When the killer storm came, I saw the tin roofs of homes cut into pieces and flying everywhere," said Reazuddin Ahmed, a 45-year-old weaver from Rampur village.

When the sky darkened and the winds began to howl, Mr. Ahmed said, he gathered his wife and three children near a cement wall alongside a road near their home and prayed.

There they watched the tornado toss the village's many wooden and tin-roofed houses into the air and reduce several larger buildings, including a movie house, to rubble.

The Ahmeds survived, but at least 55 of their neighbors died. On Tuesday, their bodies were retrieved and lined up for burial in a soccer field near a collapsed school building.

Deaths were also reported in five neighboring villages. Many of the survivors were left alone to search for the bodies of their relatives and to prepare for their burial.

They included Noorjahan Begum, a 50-year-old who lost her daughter, a sister and a brother-in-law.

"She was playing with her friends just minutes before the tragedy struck," Mrs. Begum said, pointing at her daughter's body covered with a torn quilt.

At a Government hospital in Tangail, Mohammad Arif, a 10-year-old boy, was writhing on a floor alongside six bodies wrapped in bedspreads.

The 200-bed hospital was overwhelmed with more than 1,000 injured, many of whom lay on its floors.

A nurse treating the boy said the hospital quickly ran out of bandages, medicine and surgical equipment. She said at least 50 people died shortly after arrival.

Altaf Hossain, who runs a medical store in Tangail, said he saw the hospital authorities turn away four pickup trucks that arrived, some filled with bodies, some with injured people. He said the doctors refused to admit the injured, saying they had no space left.

Tornadoes are common in the tropical delta of Bangladesh during April, May and June, leading up to the annual monsoon in July.






In 1989, a tornado in northwestern Bangladesh killed about 500 people. But tornadoes usually kill far fewer people than the cyclones and floods that often strike.
The daulatpur-satuaria tornado was an extremely destructible tornado. This tornado occurred in April, 26 of 1989 in Bangladesh (exactly in the Manikganj District) at 18:00 hours of Bangladesh local time.

Impacts

The most affected areas by the tornado were Bangladesh (Dhaka,daulaptur and satuaria).Daulatpur and Saturia were the most affected areas so that the reason of why the tornado is named daulaptur and satuaria tornado , the tornado moves from east through Daulatpur and eventually northeast and into Saturia. Previously, the area that the tornado hit had been in a state of drought for six months.
Damage was extensive over the area, as countless trees were uprooted and every home within a six square kilometer area of the tornado's path was completely destroyed. After the storm hit, an article in the Bangladesh Observer stated that "The devastation was so complete, that barring some skeletons of trees, there were no signs of standing infrastructures". The tornado was estimated to be approximately one mile wide, and had a path that was about 50 miles long, through the poor areas and slums of Bangladesh. Approximately 80,000 people were left homeless by the storm, and 12,000 people were injured by the storm. Saturia and Manikganj were both fully destroyed by the tornado. The Fujita scale rating of this storm is unknown due to poor housing construction and lack of data. In Bangladesh, housing construction in the poor areas is very poor, so sometimes a strong gust of wind may knock over a home and kill the residents inside. This is also why the vast majority of homes hit by the tornado were leveled.







This daulaptur- satuaria tornado was the deadliest tornado in Bangladesh history and also the worst and destructive tornado in all the world, that around 1,300 dead peoples are estimated, but also is the worst tornado in Word, but the scale of the tornado is unknown because as you know Bangladesh is a very poor country so they don't have instruments and equipment to see the magnitude. All the houses that were around the area were destroyed and a lot of peoples were left homeless and without food, (around 80,000 people were left homeless by the storm, and 12,000 people were injured by the storm) also the tornado was so destructive that only skeletons of trees were left and no sign of standing infrastructures.

Bangladesh is one of the countries with most tornado frequency, behind United States and Canada, and also one of the poorest countries, that a wind can destroy a house and kill the residents inside because the houses are made by Wood or other materials.

The tornado destroyed everything that were six square kilometers around it and this natural disaster was of twenty minutes longer, with wind speeds of 180 to 350 kilometers per hour. An interesting fact is that a natural disaster like this one can happen more than one time in exactly the same place. a lot of tornadoes hit Bangladesh each year that expert scientist discover that in Bangladesh a tornado season exist and they make like a Schedule that says that in Bangladesh, there are 2 tornado season ( March to May and October to November) and about 25-30 local thunderstorms and lash of tornadoes.


This was possibly the deadliest tornados on record in the world as documented by (Bangladesh Meteorological Department, 1989) This tornado moved east and eventually northeast from Daultapur to Saturia. The path was 13 km long and 1.6 km wide. The affected area had been in a 6 month severe drought prior to the tornado. All houses in a six sq km area were completely destroyed. Thousands of trees were uprooted and blown away. According to the Bangladesh Observer, "The devastation was so complete, that barring some skeletons of trees, there were no signs of standing infrastructures.






Conclusion
Damage was extensive over the area, as countless trees were uprooted and every home within a six square kilometer area of the tornado's path was completely destroyed. After the storm hit, an article in the Bangladesh Observer stated that "The devastation was so complete, that barring some skeletons of trees, there were no signs of standing infrastructures". The tornado was estimated to be approximately one mile wide, and had a path that was about 50 miles long, through the poor areas and slums of Bangladesh. Approximately 80,000 people were left homeless by the storm, and 12,000 people were injured by the storm. Saturia and Manikganj were both fully destroyed by the tornado.

Bangladesh is one of the countries with the highest frequency of tornadoes, behind the United States and Canada. Bangladesh has received other deadly tornadoes, but this particular storm was the worst in the country's history. According to some sources, the tornado took over 1 mile. This catastrophe killed about 1,300 people, left 12,000 injured and 80,000 were left homeless. The aftermath of this tornado was horrific due to the fact that Bangladesh was already a poor country and became mucho more miserable than before, same as the Haitian earthquake in 2010. This is the most deadliest tornado ever recorded in history. Bangladesh was already affected by a six month drought which triggered the tornado to form. The tragedy cost 900 million dollars in damages. It had wind speeds of 180-350 kph. The devastating tornado left no sign of infrastructure standing. Bangladesh is a country with a lot of frequent tornados just like Canada and the United States.









References


Cerveny, Randy (2005). Freaks of the Storm: From Flying Cows to Stealing Thunder: The World's Strangest True Weather Stories. Thunder's Mouth Press. ISBN 1-56025-801-2.
^ Jump up to: a b c d e Finch, Jonathan. "Tornados in Bangladesh and East India –—". National Weather Service. Bangladesh tornadoes. Retrieved 2008-08-23.
Jump up ^ Cerveny 2005, p. 272
Jump up ^ Cerveny 2005, pp. 272–273
Jump up ^ Cerveny 2005, p. 273
^ Jump up to: a b Edwards, Rodger. "Tornado FAQ". NOAA. Retrieved 2008-08-23.





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