On February 9, 2025, Litgrid, the Lithuanian electricity transmission system operator, successfully completed the Baltic synchronisation with continental Europe, which had been planned for more than 10 years. The reliability of electricity supply continued to be ensured during the first three months of this year. Due to temporary factors affecting the electricity balancing market, the company incurred losses, but the adjusted financial results were better than in the same period last year.
2025 April 23
Litgrid commences design work for the Harmony Link overland interconnector
Lithuania’s electricity transmission system operator, Litgrid, has signed a contract for the design work of the Harmony Link overland electricity interconnector with Poland. The appointed contractor will be responsible for preparing the main technical solutions and designing the key infrastructure elements of the interconnector on the Lithuanian side – a 220 kV transmission line and the Gižai substation.
2025 April 18
New services launched in the Baltic balancing market after all three countries joined PICASSO platform
Litgrid, Augstsprieguma tīkls and Elering, the electricity transmission system operators of Lithuania, Latvia, and Estonia, have launched new reserve services in the Baltic balancing capacity market following the accession of all three countries to the European balancing energy exchange platform PICASSO.
2025 March 5
Litgrid joined the European balancing energy exchange platform PICASSO
Lithuanian electricity transmission system operator Litgrid has successfully accessed the pan-European Platform for the International Coordination of Automatic Frequency Restoration Reserves and Stable System Operation (PICASSO). Litgrid became the 13th electricity transmission system operator (TSO) to join the platform which enhances economic and technical efficiency integrating the European balancing markets and ensuring system security.
2025 February 9
Estonian, Latvian, and Lithuanian power systems successfully synchronised with Continental Europe
Estonia, Latvia, and Lithuania have successfully synchronised their electricity systems with the Continental Europe Synchronous Area on 9 February 2025 at 14:05 today. This is a key milestone for the Baltic States and for Europe strengthening the energy resilience and independence across the region.
2025 February 9
Baltic island mode proceeding as planned, system operators conduct planned voltage deviation tests
The electricity systems of Estonia, Latvia, and Lithuania continue to operate independently and the isolated operation test is being carried out according to plan.
2025 February 8
Estonian, Latvian, and Lithuanian Power Systems Disconnected from Russian IPS/UPS System
The electricity systems of the Baltic States have been successfully disconnected from the Russia-controlled IPS/UPS system and are now operating independently in island mode. Elering, Augstsprieguma tīkls (AST), and Litgrid, the electricity transmission system operators of Estonia, Latvia, and Lithuania are now conducting an isolated operation test before synchronising to the Continental European grid.
2024 November 27
Electricity transmission system operators of Continental Europe adopted decisions on Baltic states synchronisation
Electricity transmission system operators (TSOs) of the Continental Europe Synchronous Area adopted decisions on Baltic states power systems isolated operation test and synchronisation with Continental Europe. Elering, Augstsprieguma tīkls and Litgrid, the Estonian, Latvian and Lithuanian TSOs plan to join Continental Europe Synchronous Area in February 2025.
2024 November 27
Baltic electricity transmission system operators agreed on partnership in system operations after synchronisation
Litgrid, Augstsprieguma tīkls and Elering, the Baltic states electricity transmission system operators, have signed the Baltic system operation region operational agreement, which describes the principles of cooperation after joining Continental Europe Synchronous Area.
2024 November 8
Invitation to the upcoming Balancing Market Surveillance Workshop
We are pleased to invite the Balancing market participants to the upcoming Balancing Market Surveillance Workshop. This workshop on 13th November 10:00 – 12:00 (EET) will provide the latest updates on Transmission System Operators (TSOs) Elering AST and Litgrid market surveillance activities and offer an opportunity to address any questions you may have regarding market surveillance, particularly in relation to the new operational and forthcoming Baltic balancing markets
