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Showing posts with the label East Coast Earthquake

Ensuring Seismic Safety at U.S. Reactors

Scott Peterson The following is a guest post by Scott Peterson, NEI's Senior Vice President of Communications. Companies that operate America’s nuclear energy facilities today will submit new information regarding seismic safety as part of a series of actions the industry is taking to implement lessons learned from the 2011 Fukushima accident . This comes at a time of heightened interest in earthquakes given the Los Angeles-area temblors this past weekend . However, the Nuclear Regulatory Commission in 2012 required energy companies to reevaluate potential seismic hazards for each of America’s 100 reactors. Nuclear energy facilities were designed and built with extra safety margin, in part to be able to withstand an earthquake even beyond the strongest ever at each site . Nonetheless, over the past decades, the industry has re-evaluated the seismic safety of its facilities. Each time new seismic information became available, plant operators have confirmed, and in many ca...

How the North Anna Nuclear Power Plant Weathered the 2011 East Coast Earthquake

Dominion Virginia's North Anna Power Station We're coming up on the first anniversary of the 2011 earthquake that jolted the East Coast of the U.S. While the quake did little damage -- other than fraying the nerves of millions who never experienced even a tremor that small all of their lives -- plenty of folks were moved to ask questions about the safety of nuclear energy facilities, especially as the quake came just months after the accident at Fukushima Daiichi. As it turned out, virtually all of the plants on the East Coast endured the event without missing a beat . The only exception was Dominion Virginia Power 's North Anna Power Station . North Anna was the nuclear facility closest to the epicenter of the quake in Mineral, Virginia. When the quake struck, the facility shut down safely and automatically, just as it was designed to do. Just ahead of the anniversary of the quake, the team at Dominion Virginia has published a video recounting how its team respond...

NRC Issues Press Release Concerning North Anna Re-Start

The following press release was just issued by NRC. NRC CONFIRMS POST-EARTHQUAKE REQUIREMENTS FOR THE NORTH ANNA NUCLEAR POWER PLANT The Nuclear Regulatory Commission has informed Dominion Generation, operator of the two-reactor North Anna nuclear power plant near Louisa, Va., of actions that must be completed before the agency will authorize the restart of the plant. The plant shut down safely following the Aug. 23 earthquake near Louisa. “We’re reviewing Dominion’s information to ensure North Anna’s systems will be able to keep the public safe and the plant won’t start up again until we’re satisfied on that point,” said Eric Leeds, director of the NRC’s Office of Nuclear Reactor Regulation. “We’re working diligently on coming to a technically sound decision.” The NRC has issued Dominion a Confirmatory Action Letter, which reiterates that since the Aug. 23 earthquake exceeded design parameters for North Anna, the plant will remain shut down until Dominion demonstrates “to the Commiss...

The East Coast Earthquake Redux

From NEI’s Response Center (this goes to members and Capitol Hill, but I asked to be able to share it with you): All 12 plants that declared unusual events in the wake of yesterday’s East Coast earthquake have exited emergency status. Dominion’s North Anna station declared an alert, as both reactors at the site shut down automatically upon the loss of off-site power, which the company reported late yesterday had been restored. North Anna remains in alert status. NEI will continue to provide updates as more information becomes available. --- Here’s your headline (from The Hill, which covers Capitol Hill) - Earthquake reignites debate over safety of nuclear power – and here’s your sample paragraph: While there were no reports of damage at the North Anna reactors [the ones nearest the epicenter] and plant operator Dominion said the cooling systems were working properly, nuclear opponents quickly pounced on the incident Tuesday. I’m almost absolutely sure The Hill isn’t t...