Unit 1

Status of Progress Points

 (*2) SFP (Spent Fuel Pool)
 (*5) RPV (Reactor Pressure Vessel)
 (*6) PCV (Primary Containment Vessel)

Investigation into TIP Room of the Unit 1 Reactor Building

3D laser scan inside the Unit 1 R/B underground floor

Investigation in the leak point detected in the upper part of Unit 1 Suppression Chamber (S/C(*3))

 (*3) S/C (Suppression Chamber): Suppression pool, used as the water source for the emergent core cooling system.

Status of investigation inside the PCV

Prior to fuel debris removal, an investigation inside the PCV will be conducted to inspect the status there including the location of fuel debris.

[Investigative outline]