Existing 330kV lines

Planned 330kV lines

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

Existing 330kV lines


Baltic transmission system operators have updated the common Baltic CoBA imbalance settlement rules and the Baltic balancing market rules along with the definitions used in the documents to comply…


The increase in electricity consumption in the Baltic and Scandinavian countries caused by the extreme cold, combined with the shutdowns of thermal power plants due to repairs in Latvia, Lithuania…


The Latvian transmission system operator JSC Augstsprieguma tīkls has published unaudited interim financial statements for the period ended 30 September 2021.

AST's revenue in the first 9…

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