The best source for data seems to be the European grid operator themselves: https://transparency.entsoe.eu/dashboard/show https://transparency.entsoe.eu/dashboa

The best source for data seems to be the European grid operator themselves: https://transparency.entsoe.eu/dashboard/show https://transparency.entsoe.eu/dashboard/show Spain's demand: https://transparency.entsoe.eu/load-domain/r2/totalLoadR2/show?name=&defaultValue=false&viewType=GRAPH&areaType=BZN&atch=false&dateTime.dateTime=28.04.2025+00:00|CET|DAY&biddingZone.values=CTY|10YES-REE------0!BZN|10YES-REE------0&dateTime.timezone=CET_CEST&dateTime.timezone_input=CET+(UTC+1)+/+CEST+(UTC+2) https://transparency.entsoe.eu/load-domain/r2/totalLoadR2/sh... Spain's generation: https://transparency.entsoe.eu/generation/r2/actualGenerationPerProductionType/show?name=&defaultValue=false&viewType=TABLE&areaType=BZN&atch=false&datepicker-day-offset-select-dv-date-from_input=D&dateTime.dateTime=28.04.2025+00:00|CET|DAYTIMERANGE&dateTime.endDateTime=28.04.2025+00:00|CET|DAYTIMERANGE&area.values=CTY|10YES-REE------0!BZN|10YES-REE------0&productionType.values=B01&productionType.values=B02&productionType.values=B03&productionType.values=B04&productionType.values=B05&productionType.values=B06&productionType.values=B07&productionType.values=B08&productionType.values=B09&productionType.values=B10&productionType.values=B11&productionType.values=B12&productionType.values=B13&productionType.values=B14&productionType.values=B20&productionType.values=B15&productionType.values=B16&productionType.values=B17&productionType.values=B18&productionType.values=B19&dateTime.timezone=CET_CEST&dateTime.timezone_input=CET+(UTC+1)+/+CEST+(UTC+2) https://transparency.entsoe.eu/generation/r2/actualGeneratio... Spain's import/export with France: https://transparency.entsoe.eu/transmission-domain/physicalFlow/show?name=&defaultValue=false&viewType=GRAPH&areaType=BORDER_BZN&atch=false&dateTime.dateTime=28.04.2025+00:00|CET|DAY&border.values=CTY|10YES-REE------0!BZN_BZN|10YES-REE------0_BZN_BZN|10YFR-RTE------C&dateTime.timezone=CET_CEST&dateTime.timezone_input=CET+(UTC+1)+/+CEST+(UTC+2) https://transparency.entsoe.eu/transmission-domain/physicalF... The filters can be used to see similar data for Portugal