Electricity consumption supplied through the public grid reached its highest level ever in Portugal's National Electricity System (SEN) in 2025, according to data released on Thursday by Redes Energeticas Nacionais (REN), Portugal's national power grid operator.Total consumption stood at 53.1 terawatt-hours (TWh) over the year, representing an increase of 3.2 percent compared with the previous year, or 2.3 percent when adjusted for temperature effects and the number of working days, REN said.Renewable electricity generation reached a new historical record of 37 TWh, accounting for 68 percent of total consumption. This figure is