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Existing 330kV lines

Moving energy
High voltage power transmission and servicing the 330kV and 110kV power transmission lines in the Territory of Latvia.

The physical flows of electricity shown on the map are technical transit flows that enter the power system across one border and leave the power system across another border. Technical transit flows are not an indicator for commercial supplies.

Existing 330kV lines

Events
Development

Latvia’s transmission system operator, JSC “Augstsprieguma tīkls” (AST), has received its first shipment from Italy. Rolls-Royce Solutions GmbH has delivered inverters and battery control…

Announcements

The Supervisory Board of JSC "Augstsprieguma tīkls" (AST) has decided to extend the term of office for AST Management Board member Imants Zviedris, recognizing his contributions to the company’s…

Announcements

Latvia’s transmission system operator, JSC Augstsprieguma tīkls (AST), invested 99,99 million EUR in electricity transmission development and security during the first nine months of 2024. The…

Announcements

The electricity transmission system operators (TSOs) of the Continental Europe Synchronous Area adopted decisions on Baltic states power systems two-day isolated operation test from February 8 to…

Development
Management and development of the Latvian transmission system and its integration into the European energy system.
Services
We provide all market players with equal access to the transmission network and with transmission services according to the defined transmission service rates.
Diagnostics and expertise of technical condition and characteristic values of the electric safety means, power systems and electrical equipment, environmental parameter testing.
Arranging system connections for electricity Users and Producers. Increasing the permitted load of existing connections.
Balancing and other ancillary services
System use, Balance and Balance service agreement templates and relevant terms and conditions. Information on imbalance administration costs
Granting and issue of energy identification codes.