Context This publication shows the information on scheduled generation of electrical energy, as estimated Day-ahead (D-1) based on historical information from the previous day and the previous week and ex ante the actual generation of electrical energy (D+1). When The information is published daily before 11:00 hrs for scheduled generation. The actual generation is published at D+1 as soon as the information is received from generators Unit The information is published per hour as a sum of the hour. Update Updates can be made to correct wrong measurements. Availability You can consult historical data by selecting a date using the pull down menu or a date to be inserted (mm/dd/yyyy). This information will be online available for a minimum of three years. Historical data There is no historical data available before 08/24/2010. Publication requirement With publishing this information TenneT implements to Articles 5.7 and 5.8 of the Regulation (EC) No. 1228/2003 and Articles 4.3.4 and 4.3.9 from the "Report on Transparency" from ERGEG.