Negative
Setback or risk materialised
Medium Impact
Significant progress or notable issue
On Monday 1 September 2025, the Estonia–Finland Estlink 1 electricity interconnection went out of service after a malfunction at the Espoo converter station on the Finnish side, with the outage starting at 5:46 a.m. According to initial market notices referenced by Fingrid and Elering, the 350 MW link was expected to remain offline at least until the end of that day’s trading on the electricity exchange.