Meridian Energy Limited reported operating results for the month and year to date ended December 2018. For the month, the company reported total generation volumes of 1,055 GWH compared to 985 GWH a year ago. Contracted sales supply volumes were 1,148 GWH compared to 1,163 GWH a year ago. NZAS sales volume was 463 GWH compared to 426 GWH a year ago. For the period, the company reported total generation volumes of 6,546 GWH compared to 5,937 GWH a year ago. Contracted sales supply volumes were 7,002 GWH compared to 6,587 GWH a year ago. NZAS sales volume was 2,608 GWH compared to 2,525 GWH a year ago.