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 Issue dateTitleTopic
ML12215A31417 April 2015Proposed Director'S Decision - 2.206 Petition Re Boiling Water Reactors with Mark I and Mark II Containment DesignsSafe Shutdown
Ultimate heat sink
Anticipated operational occurrence
Time to boil
FLEX
Fukushima Dai-Ichi
Design basis earthquake
Earthquake
Fuel cladding
ML13018A2398 April 2015G20110171 - Letter to Petitioner Saporito on Proposed Director'S Decision Regarding 2.206 Petition Dated: March 12, 2011Probabilistic Risk Assessment
Fukushima Dai-Ichi
Earthquake
ML14337A24315 January 2015G20110262 - Final Director'S Decision - Paul Gunter and Kevin Kamps Letter 2.206 - Immediately Suspend the Operating License of General Electric Boiling Water Reactors Mark I UnitsUltimate heat sink
Fukushima Dai-Ichi
Spent Fuel Pool Instrumentation
Earthquake
Hardened vent
ML14335A63015 January 2015G20110262 - Final Response to Paul Gunter and Kevin Kamps Letter 2.206 - Immediately Suspend the Operating License of General Electric Boiling Water Reactors Mark I UnitsUltimate heat sink
Fukushima Dai-Ichi
Spent Fuel Pool Instrumentation
Containment Hardened Vent
Earthquake
ML13338A61226 March 2014G20130229 - 2.206 Petition Closure Letter Re Revoke Operating License for General Electric Mark I and Mark II Boiling Water ReactorsUltimate heat sink
Anticipated operational occurrence
Fukushima Dai-Ichi
Significance Determination Process
Spent Fuel Pool Instrumentation
Containment Hardened Vent
Earthquake
Hardened vent
Fuel cladding
CY-92-223, G20110523/LTR-11-0411/EDATS: SECY-2011-0411 - Ltr. from Rep. E.J. Markey to Chairman Jaczko NRC Safety Requirements for Reactors Granted Construction Permits Prior to 197114 July 2011G20110523/LTR-11-0411/EDATS: SECY-2011-0411 - Ltr. from Rep. E.J. Markey to Chairman Jaczko NRC Safety Requirements for Reactors Granted Construction Permits Prior to 1971Fukushima Dai-Ichi
Significance Determination Process
Earthquake
Backfit