1655 ...SPECIAL NOTICE... FLIGHT RESTRICTIONS. EFFECTIVE IMMEDIATELY UNTIL FURTHER NOTICE, PURSUANT TO 14 CFR SECTION 99.7, SPECIAL SECURITY INSTRUCTIONS, PILOTS CONDUCTING FLIGHT OPERATIONS WITHIN THE TERRITORIAL AIRSPACE OF THE U.S. ARE ADVISED TO AVOID THE AIRSPACE ABOVE OR IN PROXIMITY TO ALL NUCLEAR POWER PLANTS. PILOTS SHOULD NOT CIRCLE OR LOITER IN THE VICINITY OF SUCH FACILITIES. PILOTS WHO DO SO CAN EXPECT TO BE INTERVIEWED BY LAW ENFORCEMENT PERSONNEL AT THEIR DESTINATION AIRPORT AND THE PILOT''S NAME MAY BE ADDED TO THE TRANSPORTATION SECURITY ADMINISTRATION (TSA) INCIDENT REPORTING SYSTEM. WIE UNTIL UFN [See graphic. (Graphic courtesy of www.nrc.gov; it is not all inclusive.)]
Doesn't sound like worry. Sounds like prudence.