Frontpage

image/svg+xml
MW
MW

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
Public consultations

AS "Augstsprieguma tīkls" together with the other Baltic TSOs – Litgrid AB and Elering AS, and the TSOs of the Baltic Capacity Calculation Region (CCR) have jointly developed proposals necessary…

Development

Transmission system operator AS “Augstsprieguma tīkls” (AST) has commissioned the third synchronous condenser station in Latvia, located in Līksna, earlier than planned. This marks the completion…

Announcements

On September 3, 2025 JSC "Augstsprieguma tīkls" (AST)  organized its virtual conference (webinar) during which the Chairman of the Board Rolands Irklis and Member of the Board Gatis…

Public consultations

On May 31st 2022, the Baltic Transmission System Operators (Baltic TSOs) Augstsprieguma tīkls, Elering and LITGRID had jointly prepared harmonized principles for Baltic LFC reserve…

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.