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the reactor accident at the chernobyl nuclear power plant.

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Q: What was the worst reactor accident in history?
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Which nuclear facility was the site of the worst nuclear accident?

The Chernobyl Nuclear Power Plant underwent a level 7 event - the worst accident so far. The plant, located in the Soviet Union near Pripyat in Ukraine lost its number four reactor on 26 April 1986. A link to the Wikipedia article on the accident is provided.

How high was Chernobyl on the nuclear scale?

Worst reactor accident to that date. The Japanese 2011 accident may turn out to be worse however.

Why wsd three mile island important?

Three mile island was the site of the worst nuclear 'accident' in america's history. The reactor went into meltdown - releasing radioactive material into the atmosphere.

What is the worst trucking accident in Canadian history?

What exactly constitutes the single "worst" trucking accident in Canadian history is subjective. However, a compilation of some of the worst truck accidents can be found on YouTube.

What is a nuclear reactor accident called?

The answer your probably looking for is 'melt down' however a melt down is a very rare event and the worst form of 'nuclear accident'.

What is the worst railroad accident to have occurred in the USA?

The worst railroad accident to ever have occurred in the United States of America was the Great Train Wreck of 1918. It is considered to be the worst accident in American history.

What is Reactor number four?

The #4 reactor is the reactor at the Chernobyl Nuclear Power Plant (Pripyat, Ukraine) that exploded on April 26, 1986. It is still the worst nuclear accident to ever take place anywhere.

What was the worst nuclear power plant accident in world history?

The Chernobyl nuclear accident.

What is the worst aircraft accident of the history?

The worst aircraft accident in history was definitely, in my opinion, the Tenerife airport disaster. It was very morbid what with all the deaths. Want more info? Go to wikipedia and search it.

What was the date of the worst car accident in history?

A long time ago in a galaxy far far away...

What was the worst nuclear power plant accident in US history?

Three Mile Island, Pa, 1979

Where did a nuclear power plant explosion occurred in 1986?

The 1986 accident at the Chernobyl nuclear power plant in Ukraine is the only accident in the history of commercial nuclear power to cause fatalities from radiation. It was the product of a severely flawed Soviet-era reactor design and human error.