Rudmer Zwerver/Shutterstock Save for later Print Download Share LinkedIn Twitter The Dutch government may have to raise planned production from the Groningen gas field to guarantee supply security over the coming 12 months because of delays starting up a nitrogen conversion plant and filling storage, gas operator Gasunie Transport Services (GTS) says. The decision will rest with the Ministry of Economic Affairs, which told parliament earlier this month it is studying the matter and has asked GTS for clarification.