Nuclear Regulation Authority looking for outside help to safely decommission the crippled plant . In response to the latest leakage of 300 tons of toxic water , a TEPCO spokesman said Wednesday the company has finished removing radioactive water from a leaky tank and transferred it to another tank at the plant . The International Atomic Energy Agency says new toxic leak expected to be classified a level seven incident . Nuclear Regulation Authority says it `` views this matter seriously '' The warning is the highest since the more than a year earthquake and tsunami triggered a meltdown .
Nuclear Regulation Authority looking for outside help to safely decommission the crippled plant . The International Atomic Energy Agency says new toxic leak expected to be classified a level seven incident . Nuclear Regulation Authority says it `` views this matter seriously '' The warning is the highest since the more than a year earthquake and tsunami triggered a meltdown .