An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
… "An Assessment of the Safety Implications of Control at the CalvertCliffs - 1 Nuclear Plant" Vol. 1 and 2. 11. Letter Report … using the valves to achieve safe shutdown. They are: CalvertCliffs 1 and 2, Fort Calhoun, Millstone 2, …