Neutral
Informational - no clear directional impact
Low Impact
Minor progress or informational
Between 2018 and 2021, IPTO carried out preliminary development activities for the fourth stage of the Cyclades interconnection linking Santorini, Folegandros, Milos and Serifos, including project design, permitting and partial land acquisition, thereby preparing the Serifos–Milos 150 kV submarine interconnector segment for subsequent construction rollout.