Private company

Channel Islands Electricity Grid

The Channel Islands Electricity Grid (CIEG) is the joint company set up in 1998 between Guernsey Electricity and Jersey Electricity to operate and manage the submarine cables between mainland Europe and the Channel Islands. The grid physically comprises a network of high voltage (90 kV, 3-phase, 50 Hz) submarine and underground cables linking the French electricity grid to the electricity systems on the islands of Jersey and Guernsey.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

The Channel Islands Electricity Grid (CIEG) is the joint company set up in 1998 between Guernsey Electricity and Jersey Electricity to operate and manage the submarine cables between mainland Europe and the Channel Islands. The grid physically comprises a network of high voltage (90 kV, 3-phase, 50 Hz) submarine and underground cables linking the French electricity grid to the electricity systems on the islands of Jersey and Guernsey.2

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2