Radiation rss

Tepco announces water treatment milestone

Regulation and Safety

27 May 2015

Almost all of the contaminated water stored on the Fukushima Daiichi plant site in Japan has been treated to remove strontium, and in some cases even more nuclides, Tokyo Electric Power Company (Tepco) announced today.

Procedural errors led to WIPP release, say investigators

Regulation and Safety

17 April 2015

The radiological event at the Waste Isolation Pilot Plant (WIPP) in New Mexico in February 2014 resulted from shortcomings within both contractor and federal processes, the accident investigation board has concluded. The release, it said, was preventable.

Tepco reschedules water purification target

Regulation and Safety

16 March 2015

Water storage tank at Fukushima Daiichi 48More than 90% of the contaminated water stored on the Fukushima Daiichi site will be treated by the end of May, two months later than originally planned, Tokyo Electric Power Company (Tepco) announced today.

Japan to raise worker emergency radiation exposure limits

Regulation and Safety

21 May 2015

Japan's nuclear regulator is to increase the radiation exposure limit for workers in emergency situations from the current 100 millisieverts (mSv) to 250 mSv. The limit was temporarily raised following the March 2011 accident at the Fukushima Daiichi plant.

Fukushima cesium on US coast 'well below' levels of concern, say scientists

Energy and Environment

08 April 2015

North America cesium 134 2014-15 48Scientists at the Woods Hole Oceanographic Institution have for the first time detected the presence of small amounts of radioactivity from the 2011 Fukushima-Daiichi nuclear power plant accident in a seawater sample from the shoreline of North America.

Finnish regulator approves Posiva's waste repository plan

Waste and Recycling

12 February 2015

Olkiluoto repository 48Finland's radiation and nuclear safety authority has given its backing to Posiva's application to construct a final repository and waste encapsulation plant.