On approximately 5:56 pm, March 30th 2011, TEPCO employee discovered smoke
generation from power panel (*)at the turbine building Unit 1 (Reactor cold
shoutdown). On 5:57 pm, March 30th 2011, TEPCO immediately reported this
incident to the fire department.
Subsequently the fire department consisting of TEPCO employee inspected the
area. On approximately 6:13 pm, March 30th 2011,we confirmed the smoke
generation stopped after interrupt electrical supply to the power panel.
From now, the fire department will conduct inspection around the area.
TEPCO will also conduct an investigation into a cause in detail.
This incident will not cause any effect of radiation externally.
(Previously announced on March 30th, 2011)
On 7:15 pm, March 30th 2011, the fire department made a judgmental decision
that this incident was caused fault of the power panel, they found no signs
(*) power panel: power supply board to supply electricity to the motor of
a drawing water pump to the outdoor duct.