Positive
Project advancing - milestone achieved
High Impact
Major milestone or critical setback
A Swedish Notice to Mariners issued for the area northwest of Arkö near Gränsö records that an electric submarine cable has been established between positions a) and c), while the previous cable between positions d) and e) is now classified as not in use, with the situation effective from 26 November 2025 and published by Vattenfall on 10 December 2025.