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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

Events
Development

One of the most important projects for synchronization of Baltic electricity networks with continental Europe - reconstruction costs of 330kV power transmission lines from Valmiera-Tartu and…

Market

Since 1st of January 2018, Elering AS, AS “Augstsprieguma tīkls”, LITGRID AB (hereinafter: Baltic TSOs) have harmonized the imbalance settlement principles with regard to single imbalance pricing…

News

On Thursday, July 15, the new members of the Board of JSC Augstsprieguma tīkls (AST) will take office - Chairman of the Board Gunta Jēkabsone and Member of the Board for Development Arnis Daugulis…

Development

In 2022-2031, the Latvian transmission system operator AS Augstsprieguma tīkls (AST) will continue to work on strengthening the electricity supply and system security in…

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.
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.