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Fukushima Unit 4 Spent Fuel Removal Suspended For 3 Months

Fukushima Unit 4 Spent Fuel Removal Suspended For 3 Months

TEPCO announced that work to remove spent fuel from the unit 4 fuel pool will be suspended for 3 months. TEPCO claims this is for an annual crane inspection but didn’t state why an annual inspection would take 3 months, 1/4 of a year. As of the work stoppage 1188 spent fuel assemblies have been removed from unit 4′s spent fuel pool.   This article would not be possible without the extensive efforts of the SimplyInfo research … Read entire article »

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Fukushima Unit 4; 1122 Spent Fuel Assemblies Removed

Fukushima Unit 4; 1122 Spent Fuel Assemblies Removed

There are 411 spent fuel assemblies left to remove from unit 4 at Fukushima Daiichi. 1122 have been removed as of Monday of this week. While this is significant progress, the remaining assemblies include some of the heavily damaged ones that will require careful handling, special equipment and come with huge risks. TEPCO has not specifically outlined the equipment or procedures that will be used to remove the more damaged assemblies in the pool. http://www.tepco.co.jp/en/decommision/index-e.html This article … Read entire article »

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Some Spent Fuel From Fukushima Unit 4 To Be Sent To Unit 6

Some Spent Fuel From Fukushima Unit 4 To Be Sent To Unit 6

TEPCO is asking for permission to make an unusual change to the removal of spent fuel at unit 4. The common pool has been filling up with the offloaded fuel from unit 4. TEPCO claims that they can’t move spent fuel to dry storage casks fast enough claiming a hold up due to waiting on safety approvals of a cask design. TEPCO has been moving some spent fuel from the common pool to the new … Read entire article »

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Fukushima Daiichi Unit 4; 1078 Fuel Assemblies Removed

Fukushima Daiichi Unit 4; 1078 Fuel Assemblies Removed

1078 fuel assemblies have been removed from unit 4 and transferred to the common pool. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, please let us … Read entire article »

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Fukushima Daiichi Unit 4; 1034 Fuel Assemblies Removed

Fukushima Daiichi Unit 4; 1034 Fuel Assemblies Removed

1034 fuel assemblies have been removed from the unit 4 spent fuel pool to the common pool. There are 499 fuel assemblies left to remove. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than … Read entire article »

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Fukushima Unit 4; 968 Fuel Assemblies Removed

Fukushima Unit 4; 968 Fuel Assemblies Removed

968 fuel assemblies have been removed from the unit 4 spent fuel pool to the common pool. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, please … Read entire article »

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Fukushima Unit 4; 924 Fuel Assemblies Removed

Fukushima Unit 4; 924 Fuel Assemblies Removed

924 fuel assemblies have been removed from the spent fuel pool of unit 4 and placed into the common pool as of today. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or … Read entire article »

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Fukushima Unit 4; 880 Fuel Assemblies Removed

Fukushima Unit 4; 880 Fuel Assemblies Removed

880 fuel assemblies have been removed from unit 4 to the common pool as of Monday. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, please let … Read entire article »

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Fukushima Unit 4 Fuel Inspection Shows Some More Damaged

Fukushima Unit 4 Fuel Inspection Shows Some More Damaged

TEPCO released a small selection of images of some of the fuel removed from the unit 4 spent fuel pool. They selected different types of fuel to examine. They provide some contrast to how each fuel type was damaged by the conditions in the pool during the disaster. The 8×8 high burnup fuel appears to have fared the worst with thicker corrosion towards the bottom. The 9×9 and the new type fuel appear to have … Read entire article »

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Fukushima Unit 4; 814 Spent Fuel Assemblies Removed

Fukushima Unit 4; 814 Spent Fuel Assemblies Removed

814 spent fuel assemblies have been removed from the spent fuel pool of unit 4 to the common pool. Workers have completed 37 cask transfers of fuel from unit 4 to date. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing … Read entire article »

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Fukushima Unit 4 Fuel Removal Hits Half Way Mark

Fukushima Unit 4 Fuel Removal Hits Half Way Mark

Don’t pop the champagne quite yet. Removal of spent fuel from the damaged unit 4 fuel pool has crossed the half way mark. 770 assemblies have been removed, leaving 763 to go. The remaining ones include three known to have been damaged from before the disaster. Those will require special handling and a cask capable of transporting them. Removal of the spent fuel from unit 4 has been an urgent situation since the early days of … Read entire article »

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Fukushima Unit 4; 748 Fuel Assemblies Removed

Fukushima Unit 4; 748 Fuel Assemblies Removed

Unit 4 has had 748 fuel assemblies removed to the common pool as of today. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, please let us … Read entire article »

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Fukushima Unit 4; 704 Fuel Assemblies Removed

Fukushima Unit 4; 704 Fuel Assemblies Removed

704 fuel assemblies have been removed from the unit 4 spent fuel pool to the common pool as of this week. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it … Read entire article »

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Fukushima Unit 4; 638 Fuel Assemblies Removed

Fukushima Unit 4; 638 Fuel Assemblies Removed

638 spent fuel assemblies have been removed from the unit 4 spent fuel pool to the common pool as of today. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it … Read entire article »

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Fukushima Unit 4; 594 Fuel Assemblies Removed

Fukushima Unit 4; 594 Fuel Assemblies Removed

594 fuel assemblies have been removed to the common pool from unit 4′s spent fuel pool. http://www.tepco.co.jp/en/decommision/index-e.html   This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, please let … Read entire article »

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Fukushima Unit 4; 550 Assemblies Removed

Fukushima Unit 4; 550 Assemblies Removed

TEPCO has removed 550 assemblies from the spent fuel pool to the common pool as of March 31, 2014. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be … Read entire article »

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Fukushima Unit 4 Crane Failure; Workers Left Parking Break On

Fukushima Unit 4 Crane Failure; Workers Left Parking Break On

Nikkei is reporting that the problem with the unit 4 overhead crane was discovered to be workers attempting to operate it with the parking brake on. It sounds like work at unit 4 will resume soon now that the problem has been resolved. Earlier TEPCO thought it would take a week to repair the assumed damage on the crane.   This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation … Read entire article »

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Fukushima Unit 4 Fuel Removal Delayed 1 Week Due To Crane Failure

Fukushima Unit 4 Fuel Removal Delayed 1 Week Due To Crane Failure

The control mechanism for the overhead crane in the defueling building at Fukushima Daiichi unit 1 failed. TEPCO is reporting it could take a week to get the crane back into service. This is a brand new crane installed in 2013 when the defueling building was built to remove the spent fuel from unit 4. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is … Read entire article »

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528 Fuel Assemblies Removed At Fukushima Unit 4

528 Fuel Assemblies Removed At Fukushima Unit 4

528 fuel assemblies have been moved to the common pool from unit 4′s spent fuel pool as of yesterday. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be … Read entire article »

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506 Fuel Assemblies Removed Fukushima Unit 4

506 Fuel Assemblies Removed Fukushima Unit 4

506 fuel assemblies have been removed from the spent fuel pool at unit 4 to the common pool. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, … Read entire article »

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Fukushima Unit 4; 462 Fuel Assemblies Removed

Fukushima Unit 4; 462 Fuel Assemblies Removed

462 Fuel assemblies have been removed from unit 4 as of earlier this week. The assemblies were moved to the common pool. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it … Read entire article »

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Fukushima 3rd Anniversary; Technical Report Unit 4

Fukushima 3rd Anniversary; Technical Report Unit 4

Unit 4 saw the completion of the defueling building. Since early in 2011 TEPCO has considered the removal of fuel from the spent fuel pool to be an urgent matter. An emergency set of concrete supports were installed under the pool in 2011 to try to shore up the pool but concerns remained. The cantilever design defueling building has been under construction for most of 2013. It was ready for use by September. The building interior … Read entire article »

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418 Fuel Assemblies Removed At Fukushima Unit 4

418 Fuel Assemblies Removed At Fukushima Unit 4

Unit 4 has had a total of 418 fuel assemblies removed from the spent fuel pool to the common pool as of earlier this week. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org … Read entire article »

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Fukushima Unit 4; 374 Fuel Assemblies Removed

Fukushima Unit 4; 374 Fuel Assemblies Removed

374 fuel assemblies have been moved from unit 4′s spent fuel pool to the common pool as of this week. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may … Read entire article »

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Fukushima Unit 4; 352 Fuel Assemblies Removed

Fukushima Unit 4; 352 Fuel Assemblies Removed

TEPCO reports a total of 352 fuel assemblies have been removed from the unit 4 spent fuel pool as of Monday February 17, 2014. http://www.tepco.co.jp/en/decommision/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org … Read entire article »

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Damage Inside Fukushima Unit 4 Containment

Damage Inside Fukushima Unit 4 Containment

Yomiuri has released a more detailed article after yanking an earlier version. Two Yomiuri reporters were allowed into unit 4′s containment vessel and torus room. They mentioned what sounds like extensive damage inside the containment vessel. “We also entered a reactor containment vessel for the first time. Pipes and walls there were heavily damaged.” In the damage inspections released by TEPCO and NRA neither mention or provided photos of the containment vessel or the torus room. The … Read entire article »

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Fukushima Unit 4; 308 Fuel Assemblies Removed

Fukushima Unit 4; 308 Fuel Assemblies Removed

308 assemblies have been removed from the unit 4 spent fuel pool. The assemblies were transferred to the common pool last week. http://www.tepco.co.jp/nu/fukushima-np/removal4u/index-j.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) … Read entire article »

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Fukushima Fuel Inventory Update; February 4, 2014

Fukushima Fuel Inventory Update; February 4, 2014

The cask storage facility at the seafront is now completely empty, all casks have been moved. This building will likely no longer be used. The common pool is now 82.5% full with 5643 fuel assemblies stored in the pool. Temporary cask storage is 43.5% full with 1274 fuel assemblies stored there. Unit 4 is down to 1401 assemblies remaining in the pool. http://www.meti.go.jp/earthquake/nuclear/pdf/131226/131226_01dd.pdf This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation … Read entire article »

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New Fuel Damage Found At Fukushima Unit 4

New Fuel Damage Found At Fukushima Unit 4

TEPCO did inspections on a damaged fuel assembly in the unit 4 spent fuel pool. The series of videos showed extensive damage. Photos and videos below. TEPCO does not indicate where within the pool this assembly was selected from. http://photo.tepco.co.jp/date/2014/201401-j/140130-01j.html TEPCO recently released 5 videos of the condition of fuel assemblies which were transferred to the common pool. Each of the videos examined the external latch, fuel assembly container outer surface and bottom on one side of … Read entire article »

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264 Fuel Assemblies Removed At Fukushima Unit 4

264 Fuel Assemblies Removed At Fukushima Unit 4

264 fuel assemblies have been removed to the common pool from unit 4. http://www.tepco.co.jp/en/nu/fukushima-np/removal4u/index-e.html This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it may be plagiarized, please let us know. If … Read entire article »

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Fukushima Unit 4 Removes 220 Fuel Assemblies

Fukushima Unit 4 Removes 220 Fuel Assemblies

This week’s update on unit 4 fuel removal shows a total of 220 assemblies being removed to the common pool to date. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it … Read entire article »

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Fukushima Unit 4 198 Assemblies Removed

Fukushima Unit 4 198 Assemblies Removed

TEPCO announced late yesterday that another round of fuel assemblies was removed from unit 4 to the common pool at Fukushima Daiichi.  This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website other than www.simplyinfo.org (or www.fukuleaks.org) it … Read entire article »

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176 Fuel Assemblies Removed From Unit 4 Fukushima Daiichi

176 Fuel Assemblies Removed From Unit 4 Fukushima Daiichi

TEPCO’s weekly update on fuel removed from Unit 4′s spent fuel pool now sits at 176 spent assemblies removed from the reactor pool to the common pool. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this page on any website … Read entire article »

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Unit 4 Spent Fuel Transfers Now At 154 Assemblies

Unit 4 Spent Fuel Transfers Now At 154 Assemblies

TEPCO announced another transfer of spent fuel from unit 4 to the common pool. The work would have taken place last week. 154 fuel assemblies have been transferred to the common pool to date. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you … Read entire article »

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Inspection Of Damaged Fuel Assembly Unit 4 Fukushima Daiichi

Inspection Of Damaged Fuel Assembly Unit 4 Fukushima Daiichi

TEPCO released a brief report on the bent fuel assembly in unit 4′s spent fuel pool. The outer box of the bent assembly showed cracks in the steel on both sides of the bend. They stated that there we no increases in radiation near the assembly. This would indicate that the interior fuel rods were not broken to the point of leaking contamination that was detectable. TEPCO previously admitted a pre-disaster bent fuel assembly was … Read entire article »

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2 More Spent Fuel Transfers From Unit 4 Fukushima Daiichi

2 More Spent Fuel Transfers From Unit 4 Fukushima Daiichi

TEPCO announced today that two more fuel transfers have been completed from unit 4 to the common pool. A total of 132 assemblies have been removed from the pool over 6 transfer trips. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content owner. If you are viewing this … Read entire article »

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Radioactive Water Found Deep Beneath Unit 4

Radioactive Water Found Deep Beneath Unit 4

TEPCO announced today that contaminated water was found in deep groundwater 25 meters (82 feet) below the unit 4 reactor well. NHK reported this but did not elaborate how TEPCO had tapped a well so deep beneath the building. “In a water sample taken on Tuesday of last week, 6.7 becquerels per liter of Cesium 137 and 89 becquerels per liter “ Unit 4 was under maintenance to replace the shroud at the time of the disaster … Read entire article »

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Spent Fuel Moved At Unit 4, 88 Total Removed

Spent Fuel Moved At Unit 4, 88 Total Removed

Another cask of spent fuel has been transferred to the common pool from unit 4 at Fukushima Daiichi. This makes a total of 88 assemblies removed from the pool. This was reported December 18th, 2013 JST by TEPCO. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the respective rights of that content … Read entire article »

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Another Load Of Spent Fuel Moved At Fukushima Daiichi

Another Load Of Spent Fuel Moved At Fukushima Daiichi

TEPCO has moved another load of spent fuel from unit 4 to the common pool. After the initial fuel transfers TEPCO ceased reporting each fuel move and now only updates the plant update page. The new load was announced December 9, 2013. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright SimplyInfo.org. Content cited, quoted etc. from other sources is under the … Read entire article »

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Second Set Of Unit 4 Fuel Loaded In Common Pool

Second Set Of Unit 4 Fuel Loaded In Common Pool

TEPCO reports as of November 30, 2013 JST the second set of 22 fuel assemblies were loaded into the fuel racks of the common pool. The work was completed about 5pm JST according to NHK. NHK also reports that TEPCO will now give spent fuel priority for removal over the unused assemblies in the pool. This article would not be possible without the extensive efforts of the SimplyInfo research team Join the conversation at chat.simplyinfo.org All content is copyright … Read entire article »

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