Singapore Wholesale Electricity Prices have slumped to operating cost levels at around S$80/MWh. The wholesale price may end up even lower once the Tuaspring plant comes on line by the end of 2015. This therefore raises doubts over the sustainability of the new entrants. Sporadic price spikes since April have offered occasional relief for some companies as it has raised average prices. However this is temporary as it was triggered by unplanned outages of some power plants.