 In the following months the work was completed quietly and as of 2014 the Muja A and B units are used intermittently, primarily during summer peak times.On 4 June 2017, the Labor government's energy minister Ben Wyatt again "confirmed the 52-year-old power station in Collie will be shut in September next year amid moves to retire more than 400 megawatts of generating capacity owned by Synergy.