Heysham 1 : connected_to_grid : 1983 | Heysham 1 : construction_started : 1970 | Heysham 1 : net_mwe : 1150 | Heysham 1 : commercial_operation : 1989 | Heysham 1 : accounting_closure_date : 2019
Construction of Heysham 1 started in 1970.