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The NRC is shutdown due to the lapse in appropriations. Exempted activities to maintain critical health and safety activities and progress on critical activities, including activities outlined in Executive Order 14300, as described in the OMB Approved NRC Lapse Plan will continue.

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Preliminary Notification (PN) Reports for 2020

| May | August | September |

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September
PNO-III-20-002A 09/22/2020 NextEra Energy/Duane Arnold Energy Center: Update: Notice of Unusual Event and Unplanned Shutdown Greater than 72 Hours Due to Loss of Offsite Power from Severe Weather Event; Decision to Permanently Shut Down
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August
PNO-III-20-002 08/14/2020 NextEra Energy/Duane Arnold Energy Center: Notice of Unusual Event and Unplanned Shutdown Greater than 72 Hours Due to Loss of Offsite Power from Severe Weather Event
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May
PNO-III-20-001A 05/11/2020 Indiana Michigan Power Company/Donald C. Cook Nuclear Plant: Update: Unplanned Shutdown Greater than 72 Hours Due to Reactor Coolant System Leakage Exceeding Technical Specification Limits
PNO-III-20-001 05/04/2020 Donald C. Cook Nuclear Plant/Indiana Michigan Power Company: Unplanned Shutdown Greater than 72 Hours Due to Reactor Coolant System Leakage Exceeding Technical Specification Limits
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Page Last Reviewed/Updated Tuesday, March 09, 2021

Page Last Reviewed/Updated Tuesday, March 09, 2021