History of Sierra By violent.things Jan 1, 1957 Founding of Sierra and Trebosky Reactor Period: Jan 1, 1957 to Apr 30, 1972 Reactor in Service Apr 30, 1972 Reactor Explosion Aug 11, 1977 Birth of First Mutant Period: Oct 28, 1981 to Mar 2, 1997 Positive Hype Over Mutants Jun 13, 1991 Mutant Gene Is Identified Mar 1, 1997 Mutants Require Tattoo ID, Testing at Birth Feb 7, 1999 First Mutant Accident Finds Media Attention Oct 29, 2012 Hurricane Sandy Hits New York, Mutants Blamed Nov 6, 2012 New President Elected Feb 1, 2013 Mutants Sent Back To Sierra Period: Feb 1, 2013 to Dec 31, 2057 Sierra Reinhabited