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Fuel mix

We are required to provide information about the mix of fuels used to generate the electricity we supply to our customers.


This is a deep green source tariff that matches 100% of the electricity that you use with a supply from renewable power. We support a number of technologies, energy from waste small scale hydro, solar, organic waste gasification, pig waste, vegetable oil and wind to name a few. All this power qualifies for Renewable Obligation Certificates (ROCS) under the Renewables Obligation.

Environmental Impact

CO2 emissions - NIL
Radio active waste 0.00000g per kWh

This is a 100% pale green source tariff. No 'brown' energy was purchased in sourcing this tariff. All the electricity for this tariff is sourced from good quality combined heat and power (CHP) from accredited generators. These CHP generators have been awarded accreditation by the regulator, Ofgem for producing cleaner, more environmentally friendly power.

Environmental Impact

CO2 emissions 190g per kWh
Radio active waste 0.00000g per kWh

We buy electricity from non nuclear British sources.

green energy uk facilitates investment into renewable technologies. Over 98% of the power purchase agreements we have entered into are with generators who weren’t in business when the company was formed.


UK National Average: Coal 32.9%, Natural gas 43.3%, Natural gas Cleaner CHP n/a, Nuclear 15.3%, Renewable 5.9%, Other 2.5%. Emissions 460G per kWh. Radioactive waste 0.0015g per kWh.

Previous disclosures

2008 Fuel mix 2007 Fuel mix