Gas demand for power generation sees big Q1 increase Updated / Friday, 23 Apr 2021 12:57 Gas provided 44.6% of power generation in the three months from January to March, up nearly 5% on the same time in 2020 New figures from Gas Networks Ireland reveal that total gas demand for the first quarter of this year rose by 2% on the same quarter in 2020, with increased electricity demand powering much of this increase. Gas provided 44.6% of power generation in the three months from January to March, up nearly 5% on the same time in 2020. Wind's contribution fell 7.1% year on year to 39.1%, with increased capacity mitigated by reduced wind volumes in March.