Three Mile Island Effect

Three mile Island What is Three Mile Island? Three Mile Island occurred on March 28, 1979 at 4 a.m. It is a accident, a partial nuclear meltdown, in reactor number 2 of Three Mile Island Nuclear Generating Station also known as the TMI-2 in Dauphin County, Pennsylvania, United States. It is known to be the most significant accident in U.S. commercial nuclear power plant history. The incident began when a pressure valve in the Unit-2 reactor failed to close, Cooling water, contaminated with radiation, drained from the open valve into adjoining buildings, and the core began to dangerously overheat. By the morning the core had heated to over 4,000 degrees, that was just 1,000 degrees short of a meltdown… Quickly the emergency pumps went into