ONGC Chairman and Managing Director informed that the oil major registered a record 6.5% hike in natural gas production in the fiscal year ended March 31. ONGC’s natural gas production peaked to 25.9 billion cubic meters in 2018. Total production from ONGC-operated nomination fields, NELP blocks and joint venture assets increased to 25.819 BCM in 2018-19 in comparison to 24.61 BCM output in the previous fiscal.