February 24, 2014

The number of fuel bundles removed from unit #4 spent fuel pool stands at 374. There have been no reports of problems with the process, nor have any damaged, warped or heat-deformed bundles been found. http://www.tepco.co.jp/en/decommision/index-e.html More...

197th Carnival of Nuclear Energy Bloggers

February 23, 2014 The Hiroshima Syndrome’s Fukushima Commentary is proudly hosting the 197th Carnival of Nuclear Energy Bloggers. Here’s the Fact or Fiction (?) for this week…The world’s first civilian nuclear power plant to produce electricity was the Calder Hall...

February 20, 2014

Human error appears to be the cause of the latest Fukushima waste-water spill. This morning, Tepco reported that an improper valve line-up resulted in water being pumped into an already-filled tank, located about 700 meters from the sea. The flow out of the tank and...

February 17, 2014

Tepco has now transferred 352 of 1533 spent fuel bundles from unit #4 spent fuel pool without news media-worthy incident. http://www.tepco.co.jp/en/decommision/index-e.html It is possible that no reactor safety checks will finish in time for summer restarts. A senior...

February 13, 2014

Japan’s nuclear watchdog says no restart reviews will be finished before April. The Nuclear Regulation Authority Chairman Shunichi Tanaka said, “I think none (of the checks) will be completed by the end of this fiscal year,” which terminates at the end of March....

February 10, 2014

Fukushima staff moved another 44 spent fuel bundles from unit #4 last week. To date, 308 of 1533 bundles have been transferred out of the 5th floor spent fuel pool and safely submerged in another pool inside the neighboring ground-level common fuel handling facility....

February 6, 2014

More information on plans to release groundwater to the sea. It is estimated that 800 tons of groundwater flows through the property at F. Daiichi every day. The source is the nearby inland mountains. It is also believed that 400 tons of this daily flow gets...

February 3, 2014

Another 44 fuel bundles were safely transferred out of #4 spent fuel pool last week. The total moved to the ground-level common pool facility without incident now stands at 264. http://www.tepco.co.jp/en/nu/fukushima-np/removal4u/index-e.html The Tokyo gubernatorial...

January 30, 2014

Woods Hole Institute says there is no detectable Fukushima Cesium in the Pacific Ocean along the American west coast. They are testing the waters at 8 locations from northern Washington to southern California. So far, the only detectable isotope of the element is...

January 27, 2014

Tepco reports that 220 of the unit #4 fuel bundles have been safely transferred to the common facility pool. 22 of the relocated bundles are unused (unirradiated) and 198 are spent (used/irradiated) fuel bundles....

193rd Carnival of Nuclear Energy Bloggers

January 26, 2014 The Hiroshima Syndrome’s Fukushima Commentary is proudly hosting the 193rd Carnival of Nuclear Energy Bloggers. Here’s the Fact or Fiction (?) for this week…The first nuclear-powered submarine for the US Navy was named The Nautilus. It was the first...

January 23, 2014

The newly-found leak in unit #3 may come from around the main steam piping. The large pipes pass through the Primary Containment wall on the Reactor Building’s first floor. The flow across the floor seems to be coming from the room housing the steam pipes. Tepco says...

Radiation Exposure Standards By AHANE

January 22, 2014 Radiation Exposure Standards By AHANE* (*As High As Naturally Existing) The limits for public exposure to radiation vary from country to country. The standards are usually predicated on the concept of ALARA – As Low As Reasonably Achievable. The...

January 20, 2014

(Updated 1/21/14) Some primary containment  (PCV) leakage has been found inside F. Daiichi unit #3. The camera on a robot being used for rubble removal revealed a foot-wide stream of water running across the surface of the Reactor building’s first floor. The liquid...
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