Temporary storage tanks for low and middle level radioactive water from Tokyo Electric Power (TEPCO) Co.&#039;s Fukushima Daiichi Nuclear Power Station&#039;s No.1, No.2, No.3 and No.4 reactors are seen at the grounds of the plant in Fukushima prefecture, June 5, 2011, in this handout photo released by TEPCO on June 17, 2011. REUTERS/Tokyo Electric Power Co/Handout