Storage silos for liquid natural gas at the Yukonhaven terminal at the Port of Rotterdam in Rotterdam, Netherlands. Photographer: Peter Boer/Bloomberg European natural gas prices slumped to the lowest level in more than three months as imports of liquefied natural gas and warmer-than-expected weather provide some relief to the market. Benchmark Dutch front-month futures dropped as much as 7.8% to 144 euros per megawatt-hour, the lowest intraday since July 1.