Our key tasks

We are primarily tasked with providing power transmission services, system services and facilitating the energy market. Our core tasks follow from our appointment as grid operator under the Dutch 'Elektriciteitswet' (E-wet) and the German 'Energiewirtschaftsgesetz' (EnWG).

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TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.

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Our grid

TenneT manages the high-voltage grid in the Netherlands and large parts of Germany. TenneT transmits electricity at 110,000 volts (110 kV) and higher. With around 23,500 kilometres of high-voltage lines, we cross borders and connect countries.

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Offshore Outlook 2050

Already by 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.

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Electricity market

The energy sector is developing rapidly. The process of European market integration began some years ago. Its purpose is to create a single European market that enables market parties to trade gas and electricity across national borders easily and efficiently.

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Transparency data

We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E. 

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Our vision is to be one of the most transparent Transmission System Operators (TSO) in Europe and thereby creating value for society. In this Energy Insights section we present selected energy related topics and show data, information and valuable insights. 



Facts & figures related to TenneT facilitating the market can be found here.

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TenneT is a leading European electricity transmission system operator (TSO), with activities in the Netherlands and in Germany. We strive to ensure a reliable and uninterrupted supply of electricity in our high-voltage grid for some 42 million people.

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We are TenneT

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Network situations as per §13.1

Congestion management is implemented to avoid or rectify network congestion. If a network situation occurs where uninterrupted supply is threatened or affected, the network provider is entitled and obligated to rectify the threat or problem via network- or market-related measures (§13.1 of the German Energy Industry Act). Redispatch and Countertrading are two such market-related measures.

Latest information on measures as per §13.1

As per German BNetzA's decision (BK6-11-098) of October 30, 2012 on „Standardization of contract frameworks for TSO-driven interventions into power plant operation“ TSOs are bound to publish all feed-in adjustments an a joint website. TenneT publishes all its redispatch mwasures together with fellow TSOs on the joint platform netztransparenz.de.  TenneT publishes also an archive of the measures until December 2014 (at the bottom of this page). The assessment of marketrelevant effects will be incumbent on the user of the data.

Archive until December 2014

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