Monday, March 21

Status of the Nuclear Reactors at the Fukushima Daiichi Power Plant, March 21

There are a total of 6 reactors at Fukushima Daiichi Power Plant.  None of the six reactors at the plant have operated since the earthquake. But explosions have damaged four of the buildings, and fuel in the reactors and spent fuel stored in the buildings is in danger of melting and releasing radioactive materials.

Reactor 1:
<Problem> Outer building is damaged and it is presumed that there was a partial meltdown.
<Latest Condition> Pressure within the reactor containment vessel appears to be stable.

Reactor 2:
<Problem> Partial meltdown is presumed to have occurred.
<Latest Condition > Power is restored to the building.

Reactor 3:
<Problem> The reactor containment vessel may have been damaged and the spent fuel pool may have become uncovered.
<Latest Condition> Fire engines begin spraying water on the building again to cool down the reactor and the spent fuel pool.


Reactor 4:
<Problem> Spent fuel rods in a water pool may have become exposed to air, emitting radioactive gases.
<Latest Condition> Fire engines spray water on the building for more than an hour.

Reactor 5 & 6
<Problem> The reactor is shut down and building is not damaged, but there was a concern over spent fuels in the building.
<Latest Condition> Reactor has cold shut down, meaning temperatures and pressures in the core have returned to normal

Thermographic image now available

Do you want to read more and learn?
Go to → Latest Status of the Nuclear Reactors at the Fukushima Daiichi Power Plant 
(The New York Times)

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