At 1125
CDT on 10/8/20 Monticello Nuclear Generating Plant declared a Notification of an Unusual Event (
NOUE) due to a Security Condition that did not involve a hostile action, due to a helicopter that hovered over the site for approximately 10 minutes.
The unit remained at 100 percent power during the event.
The licensee notified the NRC Resident Inspector, the Minnesota State Duty Officer and the Wright County and Sherburne County Sherriff departments of the event.
Notified DHS SWO, FEMA Operations Center, CISA Central, FEMA NWC (email), DHS Nuclear SSA (email), and FEMA NRCC SASC (email).
- * * UPDATE ON 10/8/2020 AT 2013 EDT FROM JEFF OLSON TO JEFFREY WHITED * * *
At 1715 CDT Monticello Nuclear Generating Plant terminated the Notice of Unusual Event (HU1.1), upon confirmation through federal law enforcement and conversation with the aircraft owner that the aircraft in question was performing power line inspections for a different utility and was not a threat to the plant. Monticello determined that this condition did not meet the 1-hour reporting requirements of 10 CFR 73.71.
Notified R3DO (Orlikowski),
NRR EO (Miller), and
IRD MOC (Gott). Additionally, notified
DHS SWO,
FEMA Operations Center, CISA Central,
FEMA NWC (email),
DHS Nuclear
SSA (email), and
FEMA NRCC SASC (email).
