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


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On January 21, 2021, JSC "Augstsprieguma Tīkls" together with the other Baltic transmission system operators (TSOs) prepared and published the Baltic Load-Frequency control block (LFC block)…


An agreement is signed on a project of critical importance for the safe management of the Latvian power system – the construction of the Dispatch Control and Data Centre “Jāņciems” and…


Latvian transmission system operator Augstsprieguma tīkls AS (AST) and German company Rolls-Royce Solutions GmbH (Rolls-Royce) have started cooperation on the construction of Battery Energy…

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.
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.