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Our subsea cable is Guernsey's primary source of electricity and has delivered a 37.5% decrease in Guernsey's emissions from 1990 levels. But we still have some way to go before Guernsey is net zero.
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94% of energy is imported
All the energy we purchase from Europe from renewable, sustainable sources. Importing electricity today is the bridge to tomorrow's technology and will enable more local renewables. Our subsea cable is Guernsey's primary source of electricity and has delivered a 37.5% decrease in Guernsey's emissions from 1990 levels. But we still have some way to go before Guernsey is net zero.
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How should we power our island?
Guernsey currently uses between 30MW (megawatts) and 90MW of electricity throughout each day. We expect this to increase in the future so we need to ensure that we can always keep the WiFi on, and our homes warm.
News
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28 June 2026Tariff Changes from 1st July 2026
Electricity tariffs are to rise on 01 July 2026 after the States Trading Supervisory Board (STSB) approved an 5% revenue increase. -
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1 June 2026Energy Action for your Business
What can your business or workplace do to help improve sustainability reporting, and make a positive impact on our beautiful island too? When it comes to electricity, here are the what, why's and how's. -
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1 June 2026Why the profits won’t leave the island
In this era of global corporations and faceless shareholders, often profits can be sent a few thousand airmiles away to line the pockets of investors. But when it comes to the power that lights up your island life, the story gets far more personal. This is about keeping it in the family.
