Aug 26, 2014

Fukushima groundwater bypass operation ineffective: Tepco

A groundwater bypassing operation at the Fukushima No. 1 nuclear plant has yet to produce significant results in preventing groundwater from flowing into the basements of reactor buildings, Tokyo Electric Power Co. said. By last Thursday, about three months after the effort was launched, ...

Mar 25, 2014

Fukushima fishermen OK water discharge

A local fishermen’s organization decides to allow Tokyo Electric Power Co. to dump groundwater from the crippled Fukushima No. 1 nuclear complex into the sea on condition that the water meets certain decontamination standards.

Feb 3, 2014

METI asks Fukushima fisherman for groundwater diversion OK

KYODO The government on Monday asked a nationwide fisheries federation for permission to pump groundwater entering the crippled Fukushima No. 1 power plant complex into the ocean if it can keep the contamination level much lower than the legal limit. In negotiations with the ...

Jun 25, 2013

Tritium samples in sea near No. 1 jump

by Reiji Yoshida

The density of radioactive tritium in samples of seawater from near the Fukushima No. 1 nuclear plant doubled over 10 days to hit a record 1,100 becquerels per liter, possibly indicating contaminated groundwater is seeping into the Pacific Ocean.

Jun 25, 2013

Level of radioactive tritium rising in harbor at Fukushima plant

Tokyo Electric Power Co. has seen a rise in the level of radioactive tritium in seawater within the harbor at the crippled Fukushima No. 1 nuclear power plant. A sample collected Friday contained around 1,100 becquerels of tritium per liter, the highest level detected ...