Sellafield may have started as early as August 2004, and was categorised as a level 3 event on the International Nuclear Event Scale, resulting in fines. In February 2009, NuGeneration (NuGen), a consortium of GDF Suez, Iberdrola and Scottish and Southern Energy (SSE), announced plans to build a new nuclear power station of up to 3.6GW capacity at Sellafield. In October 2009, NuGen purchased an option to acquire land around Sellafield from the NDA for £70m. On 2 June 2010, Sellafield's gates were closed as a precaution in the wake of a deadly shooting spree and subsequent police manhunt, and the
Zion Nuclear Power Station risks to the public. Workers involved in the decommissioning of the plant were using torches to cut bolts when some grease began to smoke and produce small flames, said Mark Walker of EnergySolutions, the contractor handling the decommissioning. The power plant is the tallest structure in Lake County. A January 7, 2017 "Chicago Sun-Times" article reported that the closing of the nuclear plant strongly and negatively affected the City of Zion economically. Zion Nuclear Power Station Zion Nuclear Power Station was the third dual-reactor nuclear power plant in the Commonwealth Edison (ComEd) network and served Chicago and the northern quarter