Tepco to cement Fukushima seabed to stem radiation

A clay-cement compound will be laid over 73,000 sq m of the floor of the Pacific in front of the Fukushima Daiichi plant on the nation's northeast coast, said Tokyo Electric Power Co (Tepco). The area is equivalent to around 10 football pitches.

'This is meant to prevent further contamination of the ocean... as sample tests have shown a relatively high concentration of radioactive substances in the sea soil in the bay,' a company spokesman said. straits times

No word on whether this structure will survive an earthquake.